public IList <SpectrumMatch> Read()
{
var specMatches = new List <SpectrumMatch>();
var tsvFile = new TsvFileParser(_fileName);
var precursorCharges = tsvFile.GetData(PrecursorChargeHeader);
var scans = tsvFile.GetData(ScanHeader);
var peptides = tsvFile.GetData(TopDownPeptideHeader);
if (peptides != null)
{
var peptideSet = new HashSet <string>();
const double filterThreshold = QValueThreshold;
var filterValues = tsvFile.GetData(QValueHeader);
var aset = new AminoAcidSet();
for (int i = 0; i < peptides.Count; i++)
{
if (Convert.ToDouble(filterValues[i]) > filterThreshold || peptideSet.Contains(peptides[i]))
{
continue;
}
peptideSet.Add(peptides[i]);
var scanNum = Convert.ToInt32(scans[i]);
int precursorCharge = Convert.ToInt32(precursorCharges[i]);
specMatches.Add(new SpectrumMatch(new Sequence(peptides[i], aset), _lcms, scanNum, precursorCharge, _decoy));
}
}
return(specMatches);
}
public void TestReadingTmtResultFile()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
const string filePath = @"\\proto-2\UnitTest_Files\InformedProteomics_TestFiles\MSGFPlusResultTMT10.tsv";
if (!File.Exists(filePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, filePath);
}
var parser = new TsvFileParser(filePath);
var pepStrs = parser.GetData("Peptide");
var formulaStrs = parser.GetData("Formula");
Assert.True(pepStrs.Count == formulaStrs.Count);
var peptides = pepStrs.Select(Sequence.GetSequenceFromMsGfPlusPeptideStr).ToList();
var formulae = formulaStrs.Select(Composition.Parse).ToList();
Assert.True(peptides.Count == formulae.Count);
for (var i = 0; i < peptides.Count; i++)
{
Assert.True((peptides[i].Composition + Composition.H2O).Equals(formulae[i]));
}
}
public void TestReadingTmtResultFile()
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
var filePath = Path.Combine(Utils.DEFAULT_TEST_FILE_FOLDER, "MSGFPlusResultTMT10.tsv");
if (!File.Exists(filePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, filePath);
}
var parser = new TsvFileParser(filePath);
var pepStrs = parser.GetData("Peptide");
var formulaStrs = parser.GetData("Formula");
Assert.True(pepStrs.Count == formulaStrs.Count);
var peptides = pepStrs.Select(Sequence.GetSequenceFromMsGfPlusPeptideStr).ToList();
var formulae = formulaStrs.Select(Composition.Parse).ToList();
Assert.True(peptides.Count == formulae.Count);
for (var i = 0; i < peptides.Count; i++)
{
Assert.True((peptides[i].Composition + Composition.H2O).Equals(formulae[i]));
}
}
private void Parse(string tagFilePath)
{
var tagParser = new TsvFileParser(tagFilePath);
var scan = tagParser.GetData("ScanNum").Select(s => Convert.ToInt32(s)).ToArray();
var sequence = tagParser.GetData("SequenceTag").ToArray();
var isPrefix = tagParser.GetData("IsPrefix").Select(s => s.Equals("1")).ToArray();
var flankingMass = tagParser.GetData("FlankingMass").Select(Convert.ToDouble).ToArray();
for (var i = 0; i < tagParser.NumData; i++)
{
if (sequence[i].Length < _minTagLength)
{
continue;
}
var tag = new SequenceTag.SequenceTag(scan[i], sequence[i], isPrefix[i], flankingMass[i]);
IList <SequenceTag.SequenceTag> tagList;
if (_scanToTags.TryGetValue(scan[i], out tagList))
{
if (tagList.Count < _numTagsPerScan)
{
tagList.Add(tag);
}
}
else
{
_scanToTags.Add(scan[i], new List <SequenceTag.SequenceTag> {
tag
});
}
}
}
public void TestPredictPTMfromMs1ft()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
const string resultFilePath = @"\\protoapps\UserData\Jungkap\FeatureFinding\ProMex_v1.1\test\QC_Shew_Intact_26Sep14_Bane_C2Column3_IcTda.tsv";
if (!File.Exists(resultFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, resultFilePath);
}
// const string ms1ftFilePath = @"\\protoapps\UserData\Jungkap\FeatureFinding\ProMex_v1.1\test\QC_Shew_Intact_26Sep14_Bane_C2Column3.ms1ft";
var parser = new TsvFileParser(resultFilePath);
var sequences = parser.GetData("Sequence");
var modifications = parser.GetData("Modifications");
var scanNums = parser.GetData("Scan").Select(s => Convert.ToInt32(s)).ToArray();
var qValues = parser.GetData("QValue").Select(s => Convert.ToDouble(s)).ToArray();
var nMacthed = parser.GetData("#MatchedFragments");
var aaSet = new AminoAcidSet();
var ptmList = new List <Tuple <int, double, double> >();
for (var i = 0; i < parser.NumData; i++)
{
if (qValues[i] > 0.01)
{
continue;
}
//var sequenceComp = aaSet.GetComposition(sequences[i]) + Composition.H2O;
var seq = new Sequence(sequences[i], aaSet);
var sequenceComp = seq.Composition + Composition.H2O;
var modComposition = Composition.Zero;
var modsStr = modifications[i];
if (modsStr.Length == 0)
{
continue;
}
var mods = modsStr.Split(',');
foreach (var modStr in mods.Where(str => str.Length > 0))
{
var modName = modStr.Split()[0];
var mod = Modification.Get(modName);
modComposition += mod.Composition;
}
Console.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}\t{5}", scanNums[i], sequenceComp.Mass, modComposition.Mass, nMacthed[i], sequences[i], modsStr);
//var compFromSeqAndMods = sequenceComp + modComposition;
//Assert.True(compFromSeqAndMods.Equals(compositions[i]));
ptmList.Add(new Tuple <int, double, double>(scanNums[i], sequenceComp.Mass, modComposition.Mass));
}
//var featureParser = new TsvFileParser(ms1ftFilePath);
//var minScan = featureParser.GetData("MinScan").Select(s => Convert.ToInt32(s)).ToArray();
//var maxScan = featureParser.GetData("MaxScan").Select(s => Convert.ToInt32(s)).ToArray();
//var monoMass = featureParser.GetData("MonoMass").Select(s => Convert.ToDouble(s)).ToArray();
}
public void DiaRankScore()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
const string dataFile =
@"\\protoapps\UserData\Wilkins\BottomUp\HCD_QCShew\raw\QC_Shew_13_04_A_17Feb14_Samwise_13-07-28.raw";
const string tsvFile =
@"\\protoapps\UserData\Wilkins\BottomUp\HCD_QCShew\tsv\QC_Shew_13_04_A_17Feb14_Samwise_13-07-28.tsv";
if (!File.Exists(dataFile))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, dataFile);
}
if (!File.Exists(tsvFile))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, tsvFile);
}
var parser = new TsvFileParser(tsvFile);
var sequences = parser.GetData("Peptide");
var charges = parser.GetData("Charge");
var scans = parser.GetData("ScanNum");
var lcms = InMemoryLcMsRun.GetLcMsRun(dataFile, 0, 0);
var rankScorer =
new DiaRankScore(
@"C:\Users\wilk011\Documents\DataFiles\TestFolder\HCD_QExactive_Tryp.txt");
using (
var outFile = new StreamWriter(@"C:\Users\wilk011\Documents\DataFiles\TestFolder\HCD_QCShew_Score_2.txt"))
{
outFile.WriteLine("Target\tDecoy");
for (int i = 0; i < sequences.Count; i++)
{
string sequenceStr = sequences[i];
int charge = Convert.ToInt32(charges[i]);
int scan = Convert.ToInt32(scans[i]);
var sequence = Sequence.GetSequenceFromMsGfPlusPeptideStr(sequenceStr);
var decoySeq = Sequence.GetSequenceFromMsGfPlusPeptideStr(sequenceStr);
decoySeq.Reverse();
var decoyStr = decoySeq.Aggregate("", (current, aa) => current + aa);
decoyStr = SimpleStringProcessing.Mutate(decoyStr, sequence.Count / 2);
decoySeq = Sequence.GetSequenceFromMsGfPlusPeptideStr(decoyStr);
var sequenceScore = rankScorer.GetScore(sequence, charge, scan, lcms);
var decoyScore = rankScorer.GetScore(decoySeq, charge, scan, lcms);
outFile.WriteLine("{0}\t{1}", sequenceScore, decoyScore);
}
}
}
public void TestInitialScoring()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
const string icResultPath = @"C:\cygwin\home\kims336\Data\QCShewQE\Ic_NTT2_03_NoMod_NoRescoring\QC_Shew_13_04_A_17Feb14_Samwise_13-07-28_IcTarget.tsv";
if (!File.Exists(icResultPath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, icResultPath);
}
var icParser = new TsvFileParser(icResultPath);
var icScans = icParser.GetData("Scan").Select(s => Convert.ToInt32(s)).ToArray();
var icPeptides = icParser.GetData("Sequence");
var icScore = icParser.GetData("Score").Select(s => Convert.ToInt32(s)).ToArray();
var map = new Dictionary <string, int>();
for (var i = 0; i < icParser.NumData; i++)
{
map.Add(icScans[i] + ":" + icPeptides[i], icScore[i]);
}
const string msgfPlusResultPath = @"C:\cygwin\home\kims336\Data\QCShewQE\NoMod.tsv";
if (!File.Exists(msgfPlusResultPath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, msgfPlusResultPath);
}
var msgfPlusResults = new MsGfResults(msgfPlusResultPath);
var matches = msgfPlusResults.GetMatchesAtPsmFdr(0.01);
//Console.WriteLine("NumMatches: {0}", matches.Count);
Console.WriteLine("ScanNum\tPeptide\tSpecEValue\tIcScore");
foreach (var match in matches)
{
var scanNum = match.ScanNum;
var peptide = match.Peptide;
var specEValue = match.SpecEValue;
int score;
if (!map.TryGetValue(scanNum + ":" + peptide, out score))
{
score = -1;
}
Console.WriteLine("{0}\t{1}\t{2}\t{3}", scanNum, peptide, specEValue, score);
}
}
public void CompareRtFusion()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
// Fusion
const string qeDdaResult = @"D:\Research\Data\UW\Fusion\DDA_Summary.tsv";
const string qeDiaResult = @"D:\Research\Data\UW\Fusion\DIA_Summary.tsv";
const string specFileDda = @"D:\Research\Data\UW\Fusion\WT_D_DDA_130412065618.raw";
var ddaReader = new XCaliburReader(specFileDda);
const string specFileDia = @"D:\Research\Data\UW\Fusion\WT_D_DIA_130412091220.raw";
var diaReader = new XCaliburReader(specFileDia);
const string resultPath1 = qeDdaResult;
const string resultPath2 = qeDiaResult;
var result1 = new TsvFileParser(resultPath1);
var result2 = new TsvFileParser(resultPath2);
const double pepQValueThreshold = 0.01;
var vennDiagram = new VennDiagram <string>(result1.GetPeptides(pepQValueThreshold),
result2.GetPeptides(pepQValueThreshold));
var intersectionPeptides = vennDiagram.Intersection;
var result1Peptides = result1.GetData("Peptide");
var result1ScanNums = result1.GetData("ScanNum");
var result2Peptides = result2.GetData("Peptide");
var result2ScanNums = result2.GetData("ScanNum");
Console.WriteLine("Peptide\tScanNum1\tScanNum2\tRt1\tRt2");
foreach (var peptide in intersectionPeptides)
{
var index1 = result1Peptides.IndexOf(peptide);
var index2 = result2Peptides.IndexOf(peptide);
var scanNum1 = Convert.ToInt32(result1ScanNums[index1]);
var scanNum2 = Convert.ToInt32(result2ScanNums[index2]);
var reader1 = ddaReader;
var reader2 = diaReader;
Console.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}", peptide.Replace("C+57.021", "C"), scanNum1, scanNum2, reader1.RtFromScanNum(scanNum1), reader2.RtFromScanNum(scanNum2));
}
}
private void Read(string ms1FtFileName)
{
var ftFileParser = new TsvFileParser(ms1FtFileName);
var monoMassArr = ftFileParser.GetData("MonoMass").Select(Convert.ToDouble).ToArray();
var minScanArray = ftFileParser.GetData("MinScan").Select(s => Convert.ToInt32(s)).ToArray();
var maxScanArray = ftFileParser.GetData("MaxScan").Select(s => Convert.ToInt32(s)).ToArray();
var repScanArray = ftFileParser.GetData("RepScan").Select(s => Convert.ToInt32(s)).ToArray();
var minChargeArray = ftFileParser.GetData("MinCharge").Select(s => Convert.ToInt32(s)).ToArray();
var maxChargeArray = ftFileParser.GetData("MaxCharge").Select(s => Convert.ToInt32(s)).ToArray();
var scoreArray = ftFileParser.GetData("LikelihoodRatio").Select(Convert.ToDouble).ToArray();
var featureCountFiltered = 0;
for (var i = 0; i < monoMassArr.Length; i++)
{
//if (flagArray[i] == 0 && probArray[i] < _minProbability) continue;
if (scoreArray[i] < _minLikelihoodRatio)
{
continue;
}
featureCountFiltered++;
var monoMass = monoMassArr[i];
_lcMsChargeMap.SetMatches(monoMass, minScanArray[i], maxScanArray[i], repScanArray[i], minChargeArray[i], maxChargeArray[i]);
}
// NOTE: The DMS Analysis Manager looks for this statistic; do not change it
Console.Write(@"{0}/{1} features loaded...", featureCountFiltered, monoMassArr.Length);
_lcMsChargeMap.CreateMassToScanNumMap();
}
public void TestClusterCentricSearch()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
const string pfResultFilePath = @"H:\Research\QCShew_TopDown\Production\M1_V4_JP_Len500\QC_Shew_Intact_26Sep14_Bane_C2Column3_IcTda.tsv";
if (!File.Exists(pfResultFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, pfResultFilePath);
}
var tsvReader = new TsvFileParser(pfResultFilePath);
var ms2Scans = tsvReader.GetData("Scan").Select(s => Convert.ToInt32(s)).ToArray();
var compositions = tsvReader.GetData("Composition").ToArray();
var qValues = tsvReader.GetData("QValue").Select(Convert.ToDouble).ToArray();
var compScanTable = new Dictionary <string, IList <int> >();
for (var i = 0; i < qValues.Length; i++)
{
var qValue = qValues[i];
if (qValue > 0.01)
{
break;
}
IList <int> scanNums;
if (compScanTable.TryGetValue(compositions[i], out scanNums))
{
scanNums.Add(ms2Scans[i]);
}
else
{
compScanTable.Add(compositions[i], new List <int> {
ms2Scans[i]
});
}
}
Console.Write("NumCompositions: {0}", compScanTable.Keys.Count);
//const string featureFilePath = @"H:\Research\QCShew_TopDown\Production\M1_V4_JP_Len500\QC_Shew_Intact_26Sep14_Bane_C2Column3_IcTda.tsv";
}
private void Read(string isosFileName)
{
var icrToolsparser = new TsvFileParser(isosFileName, ',');
var monoMassArr = icrToolsparser.GetData("monoisotopic_mw").Select(Convert.ToDouble).ToArray();
var scanArray = icrToolsparser.GetData("scan_num").Select(s => Convert.ToInt32(s)).ToArray();
var chargeArray = icrToolsparser.GetData("charge").Select(s => Convert.ToInt32(s)).ToArray();
var fitStringArr = icrToolsparser.GetData("fit");
var fitArray = fitStringArr == null ? null : icrToolsparser.GetData("fit").Select(Convert.ToDouble).ToArray();
var featureCountFiltered = 0;
var minMass = double.MaxValue;
var maxMass = 0.0;
for (var i = 0; i < monoMassArr.Length; i++)
{
if (fitArray != null && fitArray[i] > _fitScoreThreshold || chargeArray[i] <= 1)
{
continue;
}
featureCountFiltered++;
var scan = scanArray[i];
var monoMass = monoMassArr[i];
if (minMass > monoMass)
{
minMass = monoMass;
}
if (maxMass < monoMass)
{
maxMass = monoMass;
}
var minScan = _run.GetPrevScanNum(scan, 1);
var maxScan = _run.GetNextScanNum(scan, 1);
_lcMsMatchMap.SetMatches(monoMass, minScan, maxScan);
}
Console.Write(@"{0}/{1} features loaded...", featureCountFiltered, monoMassArr.Length);
_lcMsMatchMap.CreateSequenceMassToMs2ScansMap(_run, _massTolerance, minMass, maxMass);
}
public void ValidateIcResultsWithModifications()
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
const string resultFilePath = @"C:\cygwin\home\kims336\Data\TopDownJia\raw\Synocho_D1_1_Rescored.tsv";
if (!File.Exists(resultFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, resultFilePath);
}
var parser = new TsvFileParser(resultFilePath);
var sequences = parser.GetData("Sequence");
var modifications = parser.GetData("Modifications");
var compositions = parser.GetData("Composition").Select(Composition.Parse).ToArray();
var scanNums = parser.GetData("ScanNum").Select(s => Convert.ToInt32(s)).ToArray();
var aaSet = new AminoAcidSet();
for (var i = 0; i < parser.NumData; i++)
{
var sequenceComp = aaSet.GetComposition(sequences[i]) + Composition.H2O;
var modComposition = Composition.Zero;
var modsStr = modifications[i].Substring(1, modifications[i].Length - 2);
var mods = modsStr.Split(',');
foreach (var modStr in mods)
{
if (modStr.Length == 0)
{
continue;
}
var modName = modStr.Split()[0];
var mod = Modification.Get(modName);
modComposition += mod.Composition;
}
var compFromSeqAndMods = sequenceComp + modComposition;
Assert.True(compFromSeqAndMods.Equals(compositions[i]));
}
}
private void Rescore(string icResultFilePath, string outputFilePath)
{
var parser = new TsvFileParser(icResultFilePath);
var sequences = parser.GetData("Sequence");
var scanNums = parser.GetData("ScanNum").Select(s => Convert.ToInt32(s)).ToArray();
var charges = parser.GetData("Charge").Select(c => Convert.ToInt32(c)).ToArray();
var compositions = parser.GetData("Composition").Select(Composition.Parse).ToArray();
var modIndex = parser.GetHeaders().IndexOf("Modifications");
var rows = parser.GetRows();
var headers = parser.GetHeaders();
using (var writer = new StreamWriter(outputFilePath))
{
writer.WriteLine("{0}\t{1}", string.Join("\t", headers), IcScores.GetScoreNames());
for (var i = 0; i < parser.NumData; i++)
{
var row = rows[i];
var seqStr = sequences[i];
var charge = charges[i];
var scanNum = scanNums[i];
var composition = compositions[i];
var scores = _topDownScorer.GetScores(AminoAcid.ProteinNTerm, seqStr, AminoAcid.ProteinCTerm, composition, charge, scanNum);
var token = row.Split('\t');
for (var j = 0; j < token.Length; j++)
{
if (j != modIndex)
{
writer.Write(token[j] + "\t");
}
else
{
writer.Write("[" + scores.Modifications + "]" + "\t");
}
}
writer.WriteLine(scores);
}
}
}
private void Rescore(string msAlignFilePath, string outputFilePath)
{
var parser = new TsvFileParser(msAlignFilePath);
var sequences = parser.GetData("Peptide");
var scanNums = parser.GetData("Scan(s)").Select(s => Convert.ToInt32(s)).ToArray();
var charges = parser.GetData("Charge").Select(c => Convert.ToInt32(c)).ToArray();
var rows = parser.GetRows();
var headers = parser.GetHeaders();
using (var writer = new StreamWriter(outputFilePath))
{
writer.WriteLine("{0}\t{1}", string.Join("\t", headers), IcScores.GetScoreNames());
for (var i = 0; i < parser.NumData; i++)
{
var row = rows[i];
var seqStr = SimpleStringProcessing.GetStringBetweenDots(sequences[i]);
if (seqStr == null || seqStr.Contains("("))
{
continue; //TODO: currently ignore ids with modifications
}
var composition = AASet.GetComposition(seqStr);
//var sequence = new Sequence(seqStr, AASet);
//if (sequence == null)
//{
// Console.WriteLine("Ignore illegal sequence: {0}", seqStr);
// continue;
//}
var charge = charges[i];
var scanNum = scanNums[i];
var scores = _topDownScorer.GetScores(AminoAcid.ProteinNTerm, seqStr, AminoAcid.ProteinCTerm, composition, charge, scanNum);
if (scores == null)
{
continue;
}
writer.WriteLine("{0}\t{1}", row, scores);
}
}
}
private void OutputMergedResult(TextWriter writer, TsvFileParser parser, FastaDatabase fastaDb)
{
var scoreColumn = parser.GetData("#MatchedFragments") ?? parser.GetData("Score");
var qValColumn = parser.GetData("QValue");
for (var i = 0; i < parser.NumData; i++)
{
var sequence = parser.GetData("Sequence")[i];
var scanNum = int.Parse(parser.GetData("Scan")[i]);
var mass = double.Parse(parser.GetData("Mass")[i]);
var protName = parser.GetData("ProteinName")[i];
var protDesc = fastaDb.GetProteinDescription(protName);
var firstResId = int.Parse(parser.GetData("Start")[i]);
var lastResId = int.Parse(parser.GetData("End")[i]);
var score = double.Parse(scoreColumn[i]);
var mod = parser.GetData("Modifications")[i];
var qvalue = (qValColumn != null) ? qValColumn[i] : "0";
writer.Write(scanNum);
writer.Write("\t");
writer.Write(sequence);
writer.Write("\t");
writer.Write(mod);
writer.Write("\t");
writer.Write(mass);
writer.Write("\t");
writer.Write(protName);
writer.Write("\t");
writer.Write(protDesc);
writer.Write("\t");
writer.Write(firstResId);
writer.Write("\t");
writer.Write(lastResId);
writer.Write("\t");
writer.Write(score);
writer.Write("\t");
writer.Write(qvalue);
writer.Write("\n");
}
}
public void TestClusterCentricSearch(double qValueThreshold, int expectedNumCompositions)
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
var resultFilePath = Path.Combine(Utils.DEFAULT_SPEC_FILES_FOLDER, "QC_Shew_Intact_26Sep14_Bane_C2Column3_Excerpt_IcTda.tsv");
var resultFile = Utils.GetTestFile(methodName, resultFilePath);
var tsvReader = new TsvFileParser(resultFile.FullName);
var ms2Scans = tsvReader.GetData("Scan").Select(s => Convert.ToInt32((string)s)).ToArray();
var compositions = tsvReader.GetData("Composition").ToArray();
var qValues = tsvReader.GetData("QValue").Select(Convert.ToDouble).ToArray();
var compScanTable = new Dictionary <string, IList <int> >();
for (var i = 0; i < qValues.Length; i++)
{
var qValue = qValues[i];
if (qValue > qValueThreshold)
{
break;
}
IList <int> scanNums;
if (compScanTable.TryGetValue(compositions[i], out scanNums))
{
scanNums.Add(ms2Scans[i]);
}
else
{
compScanTable.Add(compositions[i], new List <int> {
ms2Scans[i]
});
}
}
Console.Write("NumCompositions: {0}", compScanTable.Keys.Count);
Assert.AreEqual(expectedNumCompositions, compScanTable.Keys.Count);
}
public void CompareIpaIc()
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
const string resultDir = @"D:\Research\Data\UW\QExactive\Ic_NTT2_03";
if (!Directory.Exists(resultDir))
{
Assert.Ignore(@"Skipping test {0} since folder not found: {1}", methodName, resultDir);
}
var targetPeptides = new HashSet <string>();
foreach (var icResultFilePath in Directory.GetFiles(resultDir, "*DIA*IcTarget.tsv"))
{
var icParser = new TsvFileParser(icResultFilePath);
foreach (var peptide in icParser.GetData("Sequence"))
{
targetPeptides.Add(peptide);
}
}
const string ipaResultPath = @"D:\Research\Data\UW\QExactive\DIA_All_Summary.tsv";
if (!File.Exists(ipaResultPath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, methodName);
}
var parser = new TsvFileParser(ipaResultPath);
var ipaPeptides = parser.GetPeptides(0.005).Select(p => p.Replace("C+57.021", "C"));
var ipaOnly = 0;
var both = 0;
foreach (var ipaPeptide in ipaPeptides)
{
if (targetPeptides.Contains(ipaPeptide))
{
++both;
}
else
{
++ipaOnly;
Console.WriteLine(ipaPeptide);
}
}
Console.WriteLine("Both: {0}, IpaOnly: {1}, Sum: {2}", both, ipaOnly, both + ipaOnly);
}
public IList <SpectrumMatch> Read()
{
var specMatches = new List <SpectrumMatch>();
var tsvFile = new TsvFileParser(_fileName);
var precursorCharges = tsvFile.GetData(PrecursorChargeHeader);
var scans = tsvFile.GetData(ScanHeader);
var peptides = tsvFile.GetData(BottomUpPeptideHeader);
if (scans == null)
{
throw new FormatException();
}
var pepQValues = tsvFile.GetData(PepQValueHeader);
var formulas = tsvFile.GetData(FormulaHeader);
var peptideSet = new HashSet <string>();
for (int i = 0; i < peptides.Count; i++)
{
if (Convert.ToDouble(pepQValues[i]) > PepQValueThreshold || peptideSet.Contains(peptides[i]))
{
continue;
}
peptideSet.Add(peptides[i]);
var scanNum = Convert.ToInt32(scans[i]);
// var spectrum = lcms.GetSpectrum(scanNum);
// var spec = spectrum as ProductSpectrum;
// if (spec == null || spec.ActivationMethod != Act) continue;
int precursorCharge = Convert.ToInt32(precursorCharges[i]);
specMatches.Add((formulas != null && formulas[i] != null)
? new SpectrumMatch(peptides[i], DataFileFormat.IcBottomUp, _lcms, scanNum, precursorCharge, _decoy, formulas[i])
: new SpectrumMatch(peptides[i], DataFileFormat.IcBottomUp, _lcms, scanNum, precursorCharge, _decoy));
}
return(specMatches);
}
public void TestMs1EvidenceScore()
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
var testRawFile = Path.Combine(Utils.DEFAULT_TEST_FILE_FOLDER, @"TopDown\Lewy_ManyMods\Lewy_intact_01.pbf");
if (!File.Exists(testRawFile))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, testRawFile);
}
var testResultFile = Path.Combine(Utils.DEFAULT_TEST_FILE_FOLDER, @"TopDown\Lewy_ManyMods\TestOutput\Lewy_intact_01_IcTda.tsv");
if (!File.Exists(testResultFile))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, testResultFile);
}
var run = PbfLcMsRun.GetLcMsRun(testRawFile);
var tsvParser = new TsvFileParser(testResultFile);
var featureFinder = new LcMsPeakMatrix(run);
for (var i = 0; i < tsvParser.NumData; i++)
{
var scan = int.Parse(tsvParser.GetData("Scan")[i]);
var charge = int.Parse(tsvParser.GetData("Charge")[i]);
var mass = double.Parse(tsvParser.GetData("Mass")[i]);
var qvalue = double.Parse(tsvParser.GetData("QValue")[i]);
//var targetFeature = new TargetFeature(mass, charge, scan);
var score = featureFinder.GetMs1EvidenceScore(scan, mass, charge);
Console.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}", scan, mass, charge, qvalue, score);
}
}
public void TestMs1EvidenceScore()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
const string TestRawFile = @"\\protoapps\UserData\Jungkap\Lewy\Lewy_intact_01.pbf";
if (!File.Exists(TestRawFile))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, TestRawFile);
}
const string TestResultFile = @"\\protoapps\UserData\Jungkap\Lewy\Lewy_intact_01_IcTda.tsv";
if (!File.Exists(TestResultFile))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, TestResultFile);
}
var run = PbfLcMsRun.GetLcMsRun(TestRawFile);
var tsvParser = new TsvFileParser(TestResultFile);
var featureFinder = new LcMsPeakMatrix(run);
for (var i = 0; i < tsvParser.NumData; i++)
{
var scan = int.Parse(tsvParser.GetData("Scan")[i]);
var charge = int.Parse(tsvParser.GetData("Charge")[i]);
var mass = double.Parse(tsvParser.GetData("Mass")[i]);
var qvalue = double.Parse(tsvParser.GetData("QValue")[i]);
//var targetFeature = new TargetFeature(mass, charge, scan);
var score = featureFinder.GetMs1EvidenceScore(scan, mass, charge);
Console.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}", scan, mass, charge, qvalue, score);
}
}
public List <ProteinSpectrumMatch> ReadMsGfPlusResult(string msgfResultPath, int maxPrsm)
{
var parser = new TsvFileParser(msgfResultPath);
var prsmList = new List <ProteinSpectrumMatch>();
var prevScanNum = -1;
for (var i = 0; i < parser.NumData; i++)
{
var sequence = parser.GetData("Peptide")[i];
var scanNum = int.Parse(parser.GetData("Scan")[i]);
if (prevScanNum == scanNum)
{
continue;
}
prevScanNum = scanNum;
var mz = double.Parse(parser.GetData("PrecursorMZ")[i]);
var protName = parser.GetData("Protein")[i];
var protDesc = "";
var score = double.Parse(parser.GetData("MSGFScore")[i]);
var charge = int.Parse(parser.GetData("Charge")[i]);
var seq = Sequence.GetSequenceFromMsGfPlusPeptideStr(sequence);
var sequenceText = GetSequenceText(seq);
var mass = (mz - Constants.Proton) * charge;
var firstResId = 0;
var lastResId = 0;
var fdr = Double.Parse(parser.GetData("QValue")[i]);
if (fdr > FdrCutoff)
{
continue;
}
var prsm = new ProteinSpectrumMatch(sequence, scanNum, mass, charge, protName, protDesc, firstResId, lastResId, score, ProteinSpectrumMatch.SearchTool.MsGfPlus)
{
SequenceText = sequenceText,
};
prsmList.Add(prsm);
if (prsmList.Count >= maxPrsm)
{
break;
}
}
return(prsmList);
}
public void GenerateVennDiagramsPeMmr()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
// No PE-MMR
//const string noPeMmr = @"D:\Research\Data\PEMMR\iTRAQ_N33T34_10ug_100cm_300min_C2_061213.tsv";
// PE-MMR Scan based FDR
//const string scanBasedPeMmr = @"D:\Research\Data\PEMMR\NewSpectra\iTRAQ_N33T34_10ug_100cm_300min_C2_061213_MX_PEMMR_UMCID_ScanFDR.tsv";
// UMC based FDR
const string umcBasedPeMmr = @"D:\Research\Data\PEMMR\NewSpectra\iTRAQ_N33T34_10ug_100cm_300min_C2_061213_MX_PEMMR_UMCID_UMCFDR.tsv";
// IPA
const string ipa = @"D:\Research\Data\PEMMR\Ox\IPA_Summary_TargetOnly.tsv";
const string resultPath1 = umcBasedPeMmr;
const string resultPath2 = ipa;
var result1 = new TsvFileParser(resultPath1);
var result2 = new TsvFileParser(resultPath2);
const double pepQValueThreshold = 0.01;
var vennDiagram = new VennDiagram <string>(result1.GetPeptides(pepQValueThreshold),
result2.GetPeptides(pepQValueThreshold));
Console.WriteLine("{0}\t{1}\t{2}",
vennDiagram.Set1Only.Count + vennDiagram.Intersection.Count,
vennDiagram.Intersection.Count,
vennDiagram.Set2Only.Count + vennDiagram.Intersection.Count);
Console.WriteLine("{0}\t{1}\t{2}",
vennDiagram.Set1Only.Count,
vennDiagram.Intersection.Count,
vennDiagram.Set2Only.Count);
foreach (var peptide in vennDiagram.Set2Only)
{
Console.WriteLine(peptide);
var peptides = result2.GetData("Peptide");
}
}
private double[][] LoadTable(string fname)
{
if (!File.Exists(fname))
{
throw new FileNotFoundException("Missing score datafile: " + fname);
}
var parser = new TsvFileParser(fname);
var table = new double[_massBins.Length][];
for (var i = 0; i < _massBins.Length; i++)
{
table[i] = new double[NumberOfBins];
for (var k = 0; k < NumberOfBins; k++)
{
var colData = parser.GetData(string.Format("{0}", k));
table[i][k] = double.Parse(colData[i]);
}
}
return(table);
}
public void CountMatchedProteins()
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
const int minTagLength = 3;
var scanToProtein = new Dictionary <int, string>();
var idTag = new Dictionary <int, bool>();
const string resultFilePath = @"H:\Research\ProMex\QC_Shew_Intact_26Sep14_Bane_C2Column3_IcTda.tsv";
if (!File.Exists(resultFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, resultFilePath);
}
var parser = new TsvFileParser(resultFilePath);
var scans = parser.GetData("Scan").Select(s => Convert.ToInt32(s)).ToArray();
var proteinNames = parser.GetData("ProteinName").ToArray();
var qValues = parser.GetData("QValue").Select(Convert.ToDouble).ToArray();
for (var i = 0; i < qValues.Length; i++)
{
if (qValues[i] > 0.01)
{
break;
}
scanToProtein.Add(scans[i], proteinNames[i]);
idTag.Add(scans[i], false);
}
const string rawFilePath = @"H:\Research\QCShew_TopDown\Production\QC_Shew_Intact_26Sep14_Bane_C2Column3.raw";
if (!File.Exists(rawFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, rawFilePath);
}
var run = PbfLcMsRun.GetLcMsRun(rawFilePath);
const string fastaFilePath = @"H:\Research\QCShew_TopDown\Production\ID_002216_235ACCEA.fasta";
if (!File.Exists(fastaFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, fastaFilePath);
}
// const string fastaFilePath = @"H:\Research\QCShew_TopDown\Production\ID_002216_235ACCEA.icsfldecoy.fasta";
// const string fastaFilePath =
// @"D:\Research\Data\CommonContaminants\H_sapiens_Uniprot_SPROT_2013-05-01_withContam.fasta";
var fastaDb = new FastaDatabase(fastaFilePath);
var searchableDb = new SearchableDatabase(fastaDb);
Console.WriteLine("Sequence length: {0}", fastaDb.GetSequence().Length);
const string tagFilePath = @"H:\Research\QCShew_TopDown\Production\QC_Shew_Intact_26Sep14_Bane_C2Column3.seqtag";
if (!File.Exists(tagFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, tagFilePath);
}
var hist = new Dictionary <int, int>();
var scanSet = new HashSet <int>();
HashSet <string> proteinSetForThisScan = null;
var prevScan = -1;
var totalNumMatches = 0L;
var isHeader = true;
foreach (var line in File.ReadAllLines(tagFilePath))
{
if (isHeader)
{
isHeader = false;
continue;
}
var token = line.Split('\t');
if (token.Length < 3)
{
continue;
}
var scan = Convert.ToInt32(token[0]);
var proteinId = scanToProtein.ContainsKey(scan) ? scanToProtein[scan] : null;
if (scan != prevScan)
{
if (proteinSetForThisScan != null)
{
var numMatches = proteinSetForThisScan.Count;
int numOcc;
if (hist.TryGetValue(numMatches, out numOcc))
{
hist[numMatches] = numOcc + 1;
}
else
{
hist.Add(numMatches, 1);
}
}
prevScan = scan;
proteinSetForThisScan = new HashSet <string>();
}
scanSet.Add(scan);
var tag = token[1];
if (tag.Length < minTagLength)
{
continue;
}
if (proteinSetForThisScan == null)
{
continue;
}
var numMatchesForThisTag = 0;
foreach (var matchedProtein in searchableDb.FindAllMatchedSequenceIndices(tag)
.Select(index => fastaDb.GetProteinName(index)))
{
proteinSetForThisScan.Add(matchedProtein);
++numMatchesForThisTag;
if (proteinId != null && matchedProtein.Equals(proteinId))
{
idTag[scan] = true;
}
}
totalNumMatches += numMatchesForThisTag;
// if (numMatchesForThisTag > 10)
// {
// Console.WriteLine("{0}\t{1}", tag, numMatchesForThisTag);
// }
}
if (proteinSetForThisScan != null)
{
var numMatches = proteinSetForThisScan.Count;
int numOcc;
if (hist.TryGetValue(numMatches, out numOcc))
{
hist[numMatches] = numOcc + 1;
}
else
{
hist.Add(numMatches, 1);
}
}
Console.WriteLine("AvgNumMatches: {0}", totalNumMatches / (float)scanSet.Count);
Console.WriteLine("Histogram:");
foreach (var entry in hist.OrderBy(e => e.Key))
{
Console.WriteLine("{0}\t{1}", entry.Key, entry.Value);
}
Console.WriteLine("NumId: {0}", idTag.Count);
Console.WriteLine("NumIdByTag: {0}", idTag.Select(e => e.Value).Count(v => v));
}
public void TestTagAlignedFeatures()
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
var featureDir = Path.Combine(Utils.DEFAULT_TEST_FILE_FOLDER, "Output");
var mspDir = Path.Combine(Utils.DEFAULT_TEST_FILE_FOLDER, @"Output\MSP");
var outFile = Path.Combine(Utils.DEFAULT_TEST_FILE_FOLDER, @"Output\aligned_features.tsv");
var resultFile = Path.Combine(Utils.DEFAULT_TEST_FILE_FOLDER, @"\Output\aligned_ids.tsv");
if (!Directory.Exists(featureDir))
{
Assert.Ignore(@"Skipping test {0} since folder not found: {1}", methodName, featureDir);
}
if (!Directory.Exists(mspDir))
{
Assert.Ignore(@"Skipping test {0} since folder not found: {1}", methodName, mspDir);
}
if (!File.Exists(outFile))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, outFile);
}
var dataset = GetDataList(featureDir);
var tsvParser = new TsvFileParser(outFile);
var massList = new List <double>();
for (var i = 0; i < tsvParser.NumData; i++)
{
massList.Add(Double.Parse(tsvParser.GetData("MonoMass")[i]));
}
var featureIdMap = new Dictionary <int, string>();
var tolerance = new Tolerance(12);
var headers = new List <string>();
//foreach (var data in dataset)
for (var d = 0; d < dataset.Count; d++)
{
var data = dataset[d];
var minScanColName = string.Format("{0}_minScan", d);
var maxScanColName = string.Format("{0}_maxScan", d);
var fname = string.Format(@"{0}\{1}_IcTda.tsv", mspDir, data);
var idParser = new TsvFileParser(fname);
var idRows = idParser.GetRows();
if (headers.Count < 1)
{
headers.AddRange(idParser.GetHeaders());
}
for (var i = 0; i < idParser.NumData; i++)
{
var scan = Int32.Parse(idParser.GetData("Scan")[i]);
var mass = Double.Parse(idParser.GetData("Mass")[i]);
var qvalue = Double.Parse(idParser.GetData("QValue")[i]);
if (qvalue > 0.01)
{
break;
}
var massTol = tolerance.GetToleranceAsMz(mass);
var idx = massList.BinarySearch(mass);
if (idx < 0)
{
idx = ~idx;
}
var found = false;
for (var j = idx; j >= 0; j--)
{
if (Math.Abs(mass - massList[j]) > massTol)
{
break;
}
if (tsvParser.GetData(minScanColName)[j].Length < 1)
{
continue;
}
if (Int32.Parse(tsvParser.GetData(minScanColName)[j]) < scan && scan < Int32.Parse(tsvParser.GetData(maxScanColName)[j]))
{
found = true;
if (!featureIdMap.ContainsKey(j))
{
featureIdMap.Add(j, idRows[i]);
}
break;
}
}
if (found)
{
continue;
}
for (var j = idx + 1; j < massList.Count; j++)
{
if (Math.Abs(mass - massList[j]) > massTol)
{
break;
}
if (tsvParser.GetData(minScanColName)[j].Length < 1)
{
continue;
}
if (Int32.Parse(tsvParser.GetData(minScanColName)[j]) < scan && scan < Int32.Parse(tsvParser.GetData(maxScanColName)[j]))
{
found = true;
if (!featureIdMap.ContainsKey(j))
{
featureIdMap.Add(j, idRows[i]);
}
break;
}
}
}
}
var writer = new StreamWriter(resultFile);
writer.Write("AlignedFeatureID"); writer.Write("\t");
writer.Write(string.Join("\t", headers));
for (var i = 0; i < 32; i++)
{
writer.Write("\t"); writer.Write("{0}", i);
}
writer.Write("\n");
var id = 1;
foreach (var key in featureIdMap.Keys)
{
writer.Write(id); writer.Write("\t");
writer.Write(featureIdMap[key]);
for (var i = 0; i < 32; i++)
{
writer.Write("\t"); writer.Write("{0}", tsvParser.GetData(string.Format("{0}", i))[key]);
}
writer.Write("\n");
id++;
}
writer.Close();
}
public void TestCompositeScoring()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
//const string rawFilePath = @"\\proto-2\UnitTest_Files\InformedProteomics_TestFiles\SpecFiles\QC_Shew_Intact_26Sep14_Bane_C2Column3.raw";
const string rawFilePath = @"D:\MassSpecFiles\training\raw\QC_Shew_Intact_26Sep14_Bane_C2Column3.pbf";
if (!File.Exists(rawFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, rawFilePath);
}
// Configure amino acid set
var oxM = new SearchModification(Modification.Oxidation, 'M', SequenceLocation.Everywhere, false);
var dehydroC = new SearchModification(Modification.Dehydro, 'C', SequenceLocation.Everywhere, false);
var acetylN = new SearchModification(Modification.Acetylation, '*', SequenceLocation.ProteinNTerm, false);
const int numMaxModsPerProtein = 4;
var searchModifications = new List <SearchModification>
{
dehydroC,
oxM,
acetylN
};
var aaSet = new AminoAcidSet(searchModifications, numMaxModsPerProtein);
var comparer = new FilteredProteinMassBinning(aaSet, 50000, 28);
var run = PbfLcMsRun.GetLcMsRun(rawFilePath);
const double filteringWindowSize = 1.1;
const int isotopeOffsetTolerance = 2;
var tolerance = new Tolerance(10);
const int minCharge = 1;
const int maxCharge = 20;
var graphFactory = new ProteinScoringGraphFactory(comparer, aaSet);
var aminoAcidSet = new AminoAcidSet();
//var scorer = new MatchedPeakPostScorer(tolerance, minCharge, maxCharge);
var scorer = new InformedTopDownScorer(run, aminoAcidSet, minCharge, maxCharge, tolerance);
var fileExt = new string[] { "IcTarget", "IcDecoy" };
foreach (var ext in fileExt)
{
var resultFileName = string.Format(@"D:\MassSpecFiles\training\Rescoring\QC_Shew_Intact_26Sep14_Bane_C2Column3_{0}.tsv", ext);
var parser = new TsvFileParser(resultFileName);
var scans = parser.GetData("Scan").Select(s => Convert.ToInt32(s)).ToArray();
var charges = parser.GetData("Charge").Select(s => Convert.ToInt32(s)).ToArray();
var protSequences = parser.GetData("Sequence").ToArray();
var modStrs = parser.GetData("Modifications").ToArray();
var compositions = parser.GetData("Composition").Select(Composition.Parse).ToArray();
var protMass = parser.GetData("Mass").Select(s => Convert.ToDouble(s)).ToArray();
var outputFileName = string.Format(@"D:\MassSpecFiles\training\Rescoring\QC_Shew_Intact_26Sep14_Bane_C2Column3_{0}_Rescored.tsv", ext);
using (var writer = new StreamWriter(outputFileName))
{
writer.WriteLine(string.Join("\t", parser.GetHeaders().ToArray(), 0, 15) + "\tScore\tEValue");
var lines = new string[parser.NumData];
//for (var i = 0; i < parser.NumData; i++)
Parallel.For(0, parser.NumData, i =>
{
var scan = scans[i];
var charge = charges[i];
var protSequence = protSequences[i];
var modStr = modStrs[i];
var sequence = Sequence.CreateSequence(protSequence, modStr, aminoAcidSet);
Assert.True(sequence.Composition.Equals(compositions[i] - Composition.H2O));
var ms2Spec = run.GetSpectrum(scan) as ProductSpectrum;
Assert.True(ms2Spec != null);
var scores = scorer.GetScores(sequence, charge, scan);
var deconvSpec = Deconvoluter.GetDeconvolutedSpectrum(ms2Spec, minCharge, maxCharge,
isotopeOffsetTolerance, filteringWindowSize, tolerance, 0.7);
var deconvScorer = new CompositeScorerBasedOnDeconvolutedSpectrum(deconvSpec, ms2Spec, tolerance,
comparer);
var graph = graphFactory.CreateScoringGraph(deconvScorer, protMass[i]);
var gf = new GeneratingFunction(graph);
gf.ComputeGeneratingFunction();
var specEvalue = gf.GetSpectralEValue(scores.Score);
var rowStr = parser.GetRows()[i];
var items = rowStr.Split('\t').ToArray();
var newRowStr = string.Join("\t", items, 0, 15);
//writer.WriteLine("{0}\t{1}\t{2}", newRowStr, scores.Score, specEvalue);
lock (lines)
{
lines[i] = string.Format("{0}\t{1}\t{2}", newRowStr, scores.Score, specEvalue);
}
//Console.WriteLine("{0}\t{1}\t{2}", items[0], scores.Score, specEvalue);
});
foreach (var line in lines)
{
writer.WriteLine(line);
}
}
Console.WriteLine("Done");
}
}
public List <ProteinSpectrumMatch> ReadMsAlignResult(string msAlignResultTablePath, int maxPrsm)
{
var parser = new TsvFileParser(msAlignResultTablePath);
var prsmList = new List <ProteinSpectrumMatch>();
for (var i = 0; i < parser.NumData; i++)
{
var sequence = parser.GetData("Peptide")[i];
var scanNum = int.Parse(parser.GetData("Scan(s)")[i]);
var mass = double.Parse(parser.GetData("Precursor_mass")[i]);
var protNameDesc = parser.GetData("Protein_name")[i];
var k = protNameDesc.IndexOf(' ');
var protName = (k < 0) ? protNameDesc : protNameDesc.Substring(0, k);
var protDesc = (k < 0) ? protNameDesc : protNameDesc.Substring(k + 1);
var firstResId = int.Parse(parser.GetData("First_residue")[i]);
var lastResId = int.Parse(parser.GetData("Last_residue")[i]);
var score = double.Parse(parser.GetData("#matched_fragment_ions")[i]);
var sequenceText = parser.GetData("Peptide")[i];
var charge = int.Parse(parser.GetData("Charge")[i]);
var evalue = double.Parse(parser.GetData("E-value")[i]);
var fdr = Double.Parse(parser.GetData("FDR")[i]);
if (fdr > FdrCutoff)
{
continue;
}
var prsm = new ProteinSpectrumMatch(sequence, scanNum, mass, charge, protName, protDesc, firstResId, lastResId, score, ProteinSpectrumMatch.SearchTool.MsAlign)
{
SequenceText = sequenceText,
SpectralEvalue = evalue,
};
prsmList.Add(prsm);
if (prsmList.Count >= maxPrsm)
{
break;
}
}
return(prsmList);
}
public List <ProteinSpectrumMatch> ReadMsPathFinderResult(string msPathFinderResultPath, int maxPrsm, double minScore = 3, double maxScore = int.MaxValue)
{
var parser = new TsvFileParser(msPathFinderResultPath);
var prsmList = new List <ProteinSpectrumMatch>();
var scoreColumn = parser.GetData("#MatchedFragments") ?? parser.GetData("Score");
var qValColumn = parser.GetData("QValue");
var evalueColumn = parser.GetData("SpecEValue");
for (var i = 0; i < parser.NumData; i++)
{
var sequence = parser.GetData("Sequence")[i];
var scanNum = int.Parse(parser.GetData("Scan")[i]);
var mass = double.Parse(parser.GetData("Mass")[i]);
var protName = parser.GetData("ProteinName")[i];
var protDesc = parser.GetData("ProteinDesc")[i];
var charge = int.Parse(parser.GetData("Charge")[i]);
var firstResId = int.Parse(parser.GetData("Start")[i]);
var lastResId = int.Parse(parser.GetData("End")[i]);
var score = double.Parse(scoreColumn[i]);
var mod = parser.GetData("Modifications")[i];
var evalue = (evalueColumn != null) ? double.Parse(parser.GetData("SpecEValue")[i]) : 0;
var pre = parser.GetData("Pre")[i];
var post = parser.GetData("Post")[i];
var proteinLen = int.Parse(parser.GetData("ProteinLength")[i]);
if (score < minScore || score > maxScore)
{
continue;
}
if (qValColumn != null)
{
var fdr = double.Parse(qValColumn[i]);
if (fdr > FdrCutoff)
{
continue;
}
}
var sequenceText = GetSequenceText(sequence, mod);
var prsm = new ProteinSpectrumMatch(sequence, scanNum, mass, charge, protName, protDesc, firstResId, lastResId, score, ProteinSpectrumMatch.SearchTool.MsPathFinder)
{
SequenceText = sequenceText,
Modifications = mod,
Pre = pre,
Post = post,
ProteinLength = proteinLen,
SpectralEvalue = evalue,
};
prsmList.Add(prsm);
if (prsmList.Count >= maxPrsm)
{
break;
}
}
return(prsmList);
}
public void TestMs1Filtering()
{
var methodName = MethodBase.GetCurrentMethod().Name;
Utils.ShowStarting(methodName);
const string resultFilePath =
// @"C:\cygwin\home\kims336\Data\TopDown\raw\CorrMatches_N30\SBEP_STM_001_02272012_Aragon.tsv";
@"C:\cygwin\home\kims336\Data\TopDown\raw\CorrMatches_N30\SBEP_STM_001_02272012_Aragon.decoy.icresult";
if (!File.Exists(resultFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, resultFilePath);
}
const string rawFilePath = @"C:\cygwin\home\kims336\Data\TopDown\raw\DataFiles\SBEP_STM_001_02272012_Aragon.raw";
if (!File.Exists(rawFilePath))
{
Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, rawFilePath);
}
var run = InMemoryLcMsRun.GetLcMsRun(rawFilePath, 1.4826, 1.4826);
//const int minPrecursorCharge = 3;
//const int maxPrecursorCharge = 30;
//const int tolerancePpm = 15;
var tolerance = new Tolerance(15);
//var ms1BasedFilter = new Ms1IsotopeCorrFilter(run, minPrecursorCharge, maxPrecursorCharge, tolerancePpm, 0.7, 40);
////var ms1BasedFilter = new Ms1IsotopeTopKFilter(run, minPrecursorCharge, maxPrecursorCharge, tolerancePpm, 20);
//ISequenceFilter ms1Filter = ms1BasedFilter;
var tsvReader = new TsvFileParser(resultFilePath);
var compositions = tsvReader.GetData("Composition");
var scanNums = tsvReader.GetData("ScanNum");
var charges = tsvReader.GetData("Charge");
var qValues = tsvReader.GetData("QValue");
var scores = tsvReader.GetData("Score");
//var sequences = tsvReader.GetData("Annotation");
//var hist = new int[11];
Console.WriteLine("ScanNum\tScore\tPrecursor\tNext\tSum\tNextIsotope\tLessCharge\tMoreCharge\tMax\tNumXicPeaks");
for (var i = 0; i < compositions.Count; i++)
{
if (qValues != null)
{
var qValue = Convert.ToDouble(qValues[i]);
if (qValue > 0.01)
{
continue;
}
}
var scanNum = Convert.ToInt32(scanNums[i]);
var composition = Composition.Parse(compositions[i]);
var charge = Convert.ToInt32(charges[i]);
var precursorIon = new Ion(composition, charge);
var isValid = run.GetSpectrum(scanNum) is ProductSpectrum spec && spec.IsolationWindow.Contains(precursorIon.GetMostAbundantIsotopeMz());
if (!isValid)
{
continue;
}
var score = Convert.ToDouble(scores[i]);
var precursorScanNum = run.GetPrecursorScanNum(scanNum);
var precursorSpec = run.GetSpectrum(precursorScanNum);
var preIsotopeCorr = precursorSpec.GetCorrScore(precursorIon, tolerance, 0.1);
var nextScanNum = run.GetNextScanNum(scanNum, 1);
var nextSpec = run.GetSpectrum(nextScanNum);
var nextIsotopeCorr = nextSpec.GetCorrScore(precursorIon, tolerance, 0.1);
var xicMostAbundant = run.GetPrecursorExtractedIonChromatogram(precursorIon.GetMostAbundantIsotopeMz(), tolerance, scanNum);
var apexScanNum = xicMostAbundant.GetApexScanNum();
if (apexScanNum < run.MinLcScan)
{
apexScanNum = scanNum;
}
//var sumSpec = run.GetSummedMs1Spectrum(apexScanNum);
// var apexIsotopeCorr = sumSpec.GetCorrScore(precursorIon, tolerance, 0.1);
// var corr3 = ms1Filter.GetMatchingMs2ScanNums(composition.Mass).Contains(scanNum) ? 1 : 0;
var xicNextIsotope = run.GetPrecursorExtractedIonChromatogram(precursorIon.GetMostAbundantIsotopeMz() + Constants.C13MinusC12 / charge, tolerance, scanNum);
var plusOneIsotopeCorr = xicMostAbundant.GetCorrelation(xicNextIsotope);
var precursorIonChargeMinusOne = new Ion(composition, charge - 1);
var xicChargeMinusOne = run.GetPrecursorExtractedIonChromatogram(precursorIonChargeMinusOne.GetMostAbundantIsotopeMz(), tolerance, scanNum);
var chargeMinusOneCorr = xicMostAbundant.GetCorrelation(xicChargeMinusOne);
var precursorIonChargePlusOne = new Ion(composition, charge + 1);
var xicChargePlusOne = run.GetPrecursorExtractedIonChromatogram(precursorIonChargePlusOne.GetMostAbundantIsotopeMz(), tolerance, scanNum);
var chargePlusOneCorr = xicMostAbundant.GetCorrelation(xicChargePlusOne);
//var max = new[] {preIsotopeCorr, nextIsotopeCorr, apexIsotopeCorr, plusOneIsotopeCorr, chargeMinusOneCorr, chargePlusOneCorr}.Max();
//Console.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}\t{7}\t{8}\t{9}",
// scanNum, score, preIsotopeCorr, nextIsotopeCorr, apexIsotopeCorr, plusOneIsotopeCorr, chargeMinusOneCorr, chargePlusOneCorr, max, xicMostAbundant.Count);
}
//Console.WriteLine("Histogram");
//for (var i = 0; i < hist.Length; i++)
//{
// Console.WriteLine("{0:f1}\t{1}", i / 10.0, hist[i]);
//}
}
public void ExtractLcMsFeaturesForTrainingSet()
{
var methodName = MethodBase.GetCurrentMethod().Name;
TestUtils.ShowStarting(methodName);
const string idFileFolder = @"D:\MassSpecFiles\training\FilteredIdResult";
if (!Directory.Exists(idFileFolder))
{
Assert.Ignore(@"Skipping test {0} since folder not found: {1}", methodName, idFileFolder);
}
var tolerance = new Tolerance(10);
var tolerance2 = new Tolerance(20);
var id = 1;
for (var d = 0; d < TrainSetFileLists.Length; d++)
{
var dataset = TrainSetFileLists[d];
var dataname = Path.GetFileNameWithoutExtension(dataset);
var filtedIdResultFile = string.Format(@"{0}\{1}.trainset.tsv", idFileFolder, Path.GetFileNameWithoutExtension(dataset));
var featureResult = string.Format(@"{0}\{1}.ms1ft", idFileFolder, Path.GetFileNameWithoutExtension(dataset));
if (!File.Exists(dataset))
{
Console.WriteLine(@"Warning: Skipping since file not found: {0}", dataset);
continue;
}
if (!File.Exists(filtedIdResultFile))
{
Console.WriteLine(@"Warning: Skipping since file not found: {0}", filtedIdResultFile);
continue;
}
var run = PbfLcMsRun.GetLcMsRun(dataset);
var targetStatWriter = new StreamWriter(string.Format(@"D:\MassSpecFiles\training\statistics\{0}.tsv", Path.GetFileNameWithoutExtension(dataset)));
var decoyStatWriter = new StreamWriter(string.Format(@"D:\MassSpecFiles\training\statistics\{0}_decoy.tsv", Path.GetFileNameWithoutExtension(dataset)));
var writer = new StreamWriter(featureResult);
writer.Write("Ms2MinScan\tMs2MaxScan\tMs2MinCharge\tMs2MaxCharge\tMs2Mass\t");
writer.Write("Mass\tMinScan\tMaxScan\tMinCharge\tMaxCharge\tMinTime\tMaxTime\tElution\tGood\n");
var tsvParser = new TsvFileParser(filtedIdResultFile);
var featureFinder = new LcMsPeakMatrix(run);
for (var i = 0; i < tsvParser.NumData; i++)
{
var minScan = int.Parse(tsvParser.GetData("MinScan")[i]);
var maxScan = int.Parse(tsvParser.GetData("MaxScan")[i]);
var minCharge = int.Parse(tsvParser.GetData("MinCharge")[i]);
var maxCharge = int.Parse(tsvParser.GetData("MaxCharge")[i]);
var mass = double.Parse(tsvParser.GetData("Mass")[i]);
writer.Write(minScan);
writer.Write("\t");
writer.Write(maxScan);
writer.Write("\t");
writer.Write(minCharge);
writer.Write("\t");
writer.Write(maxCharge);
writer.Write("\t");
writer.Write(mass);
writer.Write("\t");
var binNum = featureFinder.Comparer.GetBinNumber(mass);
var binMass = featureFinder.Comparer.GetMzAverage(binNum);
var binNumList = (mass < binMass) ? new int[] { binNum, binNum - 1, binNum + 1 } : new int[] { binNum, binNum + 1, binNum - 1 };
LcMsPeakCluster refinedFeature = null;
foreach (var bi in binNumList)
{
var tempList = new List <LcMsPeakCluster>();
var features = featureFinder.FindFeatures(bi);
var massTh = (mass < 2000) ? tolerance2.GetToleranceAsTh(mass) : tolerance.GetToleranceAsTh(mass);
foreach (var feature in features)
{
if (Math.Abs(mass - feature.Mass) < massTh)
{
tempList.Add(feature);
}
}
//var nHits = 0;
var highestAbu = 0d;
//var scans = Enumerable.Range(minScan, maxScan - minScan + 1);
foreach (var feature in tempList)
{
//var scans2 = Enumerable.Range(feature.MinScanNum, feature.MaxScanNum - feature.MinScanNum + 1);
//var hitScans = scans.Intersect(scans2).Count();
if (feature.MinScanNum < 0.5 * (minScan + maxScan) &&
0.5 * (minScan + maxScan) < feature.MaxScanNum)
{
if (feature.Abundance > highestAbu)
{
refinedFeature = feature;
highestAbu = feature.Abundance;
}
}
/*if (hitScans > 0)
* {
* refinedFeature = feature;
* nHits = hitScans;
* }*/
}
if (refinedFeature != null)
{
break;
}
}
if (refinedFeature != null)
{
writer.Write(refinedFeature.Mass);
writer.Write("\t");
writer.Write(refinedFeature.MinScanNum);
writer.Write("\t");
writer.Write(refinedFeature.MaxScanNum);
writer.Write("\t");
writer.Write(refinedFeature.MinCharge);
writer.Write("\t");
writer.Write(refinedFeature.MaxCharge);
writer.Write("\t");
writer.Write(refinedFeature.MinElutionTime);
writer.Write("\t");
writer.Write(refinedFeature.MaxElutionTime);
writer.Write("\t");
writer.Write(refinedFeature.MaxElutionTime - refinedFeature.MinElutionTime);
writer.Write("\t");
var good = (refinedFeature.MinScanNum <= minScan && refinedFeature.MaxScanNum >= maxScan);
writer.Write(good ? 1 : 0);
writer.Write("\n");
//writer.Write(0); writer.Write("\t");
//writer.Write(0); writer.Write("\n");
OutputEnvelopPeakStat(id, refinedFeature, targetStatWriter);
var chargeRange = featureFinder.GetDetectableMinMaxCharge(refinedFeature.RepresentativeMass, run.MinMs1Mz, run.MaxMs1Mz);
refinedFeature.UpdateWithDecoyScore(featureFinder.Ms1Spectra, chargeRange.Item1, chargeRange.Item2);
OutputEnvelopPeakStat(id, refinedFeature, decoyStatWriter);
id++;
}
else
{
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\t");
writer.Write(0);
writer.Write("\n");
}
//var feature = featureFinder.FindLcMsPeakCluster(mass, (int) scan, (int) charge);
}
writer.Close();
targetStatWriter.Close();
decoyStatWriter.Close();
Console.WriteLine(dataname);
}
}
