// private const string DebugFileName = @"C:\Users\wilk011\Documents\DataFiles\TestFolder\debug_HCD_QCShew_Precursor.txt"; private IEnumerable<SpectrumMatch> InitTest() { var ionTypeFactory = new IonTypeFactory(_baseIons, _neutralLosses, MaxCharge); _ionTypes = ionTypeFactory.GetAllKnownIonTypes().ToList(); var lcms = new LazyLcMsRun(RawFile, NoiseFiltration, NoiseFiltration); var spectrumMatches = (new SpectrumMatchList(lcms, TsvFile, DataFileFormat.IcBottomUp)); return spectrumMatches; }
public PrecursorFilter(PrecursorOffsets offsets, Tolerance tolerance) { _offsets = offsets; _tolerance = tolerance; var maxCharge = offsets.Charge; BaseIonType[] baseIons = { BaseIonType.Y }; NeutralLoss[] neutralLosses = { NeutralLoss.NoLoss }; var ionTypeFactory = new IonTypeFactory(baseIons, neutralLosses, maxCharge); _precursorIonTypes = ionTypeFactory.GetAllKnownIonTypes().ToList(); }
public PrecursorOffsetFrequencyTable(double searchWidth, int charge = 1, double binWidth = 1.005) { _offsetCounts = new Histogram<double>(); _searchWidth = searchWidth; _binWidth = binWidth; Charge = charge; Total = 0; GenerateEdges(); BaseIonType[] baseIons = { BaseIonType.Y }; NeutralLoss[] neutralLosses = { NeutralLoss.NoLoss }; var ionTypeFactory = new IonTypeFactory(baseIons, neutralLosses, charge); _precursorIonTypes = ionTypeFactory.GetAllKnownIonTypes().ToList(); }
public void ReadConfigurationFile(string configurationFile) { var reader = new ConfigFileReader(configurationFile); // Read program variables var config = reader.GetNodes("vars").First(); PrecursorCharge = Convert.ToInt32(config.Contents["precursorcharge"]); PrecursorOffsetThreshold = Convert.ToDouble(config.Contents["precursoroffsetthreshold"]); WindowWidth = Convert.ToInt32(config.Contents["searchwidth"]); PrecursorOffsetWidth = Convert.ToInt32(config.Contents["precursoroffsetwidth"]); RetentionCount = Convert.ToInt32(config.Contents["retentioncount"]); RelativeIntensityThreshold = Convert.ToDouble(config.Contents["relativeintensitythreshold"]); SelectedIonThreshold = Convert.ToDouble(config.Contents["selectedionthreshold"]); MassBinSize = Convert.ToInt32(config.Contents["massbinsize"]); var actStr = config.Contents["activationmethod"].ToLower(); switch (actStr) { case "hcd": ActivationMethod = ActivationMethod.HCD; Tolerance = _defaultTolerancePpm; break; case "cid": ActivationMethod = ActivationMethod.CID; Tolerance = _defaultToleranceTh; break; case "etd": ActivationMethod = ActivationMethod.ETD; Tolerance = _defaultTolerancePpm; break; default: throw new FormatException("Invalid Activation Method."); } var acqStr = config.Contents["acquisitionmethod"].ToLower(); switch (acqStr) { case "dia": AcquisitionMethod = AcquisitionMethod.Dia; break; case "dda": AcquisitionMethod = AcquisitionMethod.Dda; break; default: throw new FormatException("Invalid Acquisition Method."); } MassErrorTolerance = _defaultToleranceTh; MaxRanks = Convert.ToInt32(config.Contents["maxranks"]); var smoothingRanksStr = config.Contents["smoothingranks"].Split(','); SmoothingRanks = new int[smoothingRanksStr.Length]; var smoothingWindowSizeStr = config.Contents["smoothingwindowsize"].Split(','); SmoothingWindowSize = new int[smoothingWindowSizeStr.Length]; if (SmoothingRanks.Length != SmoothingWindowSize.Length) throw new ArgumentException("SmoothingRanks and SmoothingWindowSize unequal lengths."); for (int i = 0; i < SmoothingRanks.Length; i++) { if (smoothingRanksStr[i] == "Max") SmoothingRanks[i] = Int32.MaxValue; else SmoothingRanks[i] = Convert.ToInt32(smoothingRanksStr[i]); SmoothingWindowSize[i] = Convert.ToInt32(smoothingWindowSizeStr[i]); } // Read ion data var ionInfo = reader.GetNodes("ion").First(); int totalCharges = Convert.ToInt32(ionInfo.Contents["totalcharges"]); var ionTypeStr = ionInfo.Contents["iontype"].Split(','); var ions = new BaseIonType[ionTypeStr.Length]; for (int i = 0; i < ionTypeStr.Length; i++) { switch (ionTypeStr[i].ToLower()) { case "a": ions[i] = BaseIonType.A; break; case "b": ions[i] = BaseIonType.B; break; case "c": ions[i] = BaseIonType.C; break; case "x": ions[i] = BaseIonType.X; break; case "y": ions[i] = BaseIonType.Y; break; case "z": ions[i] = BaseIonType.Z; break; } } var ionLossStr = ionInfo.Contents["losses"].Split(','); var ionLosses = new NeutralLoss[ionLossStr.Length]; for (int i = 0; i < ionLossStr.Length; i++) { switch (ionLossStr[i].ToLower()) { case "noloss": ionLosses[i] = NeutralLoss.NoLoss; break; case "nh3": ionLosses[i] = NeutralLoss.NH3; break; case "h2o": ionLosses[i] = NeutralLoss.H2O; break; } } _ionTypeFactory = new IonTypeFactory(ions, ionLosses, totalCharges); IonTypes = _ionTypeFactory.GetAllKnownIonTypes().ToArray(); var tempIonList = new List<IonType>(); if (ionInfo.Contents.ContainsKey("exclusions")) { var ionExclusions = ionInfo.Contents["exclusions"].Split(','); tempIonList.AddRange(IonTypes.Where(ionType => !ionExclusions.Contains(ionType.Name))); IonTypes = tempIonList.ToArray(); } // Read input and output file names var fileInfo = reader.GetNodes("fileinfo").First(); DataSets = fileInfo.Contents["name"].Split(','); var dataFormat = fileInfo.Contents["format"]; switch (dataFormat) { case "mgf": DataFormat = DataFileFormat.Mgf; break; case "icbottomup": DataFormat = DataFileFormat.IcBottomUp; break; case "dia": DataFormat = DataFileFormat.Dia; break; default: throw new FormatException("Invalid Acquisition Method."); } TsvPath = fileInfo.Contents["tsvpath"]; DataPath = fileInfo.Contents["datapath"]; var outPathtemp = fileInfo.Contents["outpath"]; OutputPath = outPathtemp; OutputFileName = OutputPath + fileInfo.Contents["outputfile"]; }
public void TestPpmErrorCalculation(string seqText, string rawFilePath, int scanNum) { var methodName = MethodBase.GetCurrentMethod().Name; ShowStarting(methodName, rawFilePath); var tolerance = new Tolerance(10, ToleranceUnit.Ppm); const int maxCharge = 15; const double relIntThres = 0.1; if (!File.Exists(rawFilePath)) { Assert.Ignore(@"Skipping test {0} since file not found: {1}", methodName, rawFilePath); } // init var sequence = Sequence.GetSequenceFromMsGfPlusPeptideStr(seqText); var lcms = PbfLcMsRun.GetLcMsRun(rawFilePath); var spectrum = lcms.GetSpectrum(scanNum); var ionTypeFactory = new IonTypeFactory(maxCharge); var iontypes = ionTypeFactory.GetAllKnownIonTypes(); foreach (var iontype in iontypes) { var ion = iontype.GetIon(sequence.Composition); var obsPeaks = spectrum.GetAllIsotopePeaks(ion, tolerance, relIntThres); if (obsPeaks == null) continue; var isotopes = ion.GetIsotopes(relIntThres).ToArray(); for (int i = 0; i < isotopes.Length; i++) { if (obsPeaks[i] == null) continue; var obsMz = obsPeaks[i].Mz; var theoMz = ion.GetIsotopeMz(isotopes[i].Index); var ppmError = (obsMz - theoMz)/theoMz*1e6; Assert.True(ppmError <= tolerance.GetValue()); } } }
public void TestIonTypeGeneration() { var methodName = MethodBase.GetCurrentMethod().Name; ShowStarting(methodName); var ionTypeFactory = new IonTypeFactory(); int index = 0; foreach (var ionType in ionTypeFactory.GetAllKnownIonTypes()) { Console.WriteLine(++index + ": " + ionType); } var yIon = ionTypeFactory.GetIonType("y2-H2O"); Console.WriteLine(yIon.GetMz(0)); }
public void TestGetProductIons() { var methodName = MethodBase.GetCurrentMethod().Name; ShowStarting(methodName); var aaSet = new AminoAcidSet(Modification.Carbamidomethylation); var sequence = new Sequence("CCAADDKEACFAVEGPK", aaSet); var ionTypeFactory = new IonTypeFactory( new[] {BaseIonType.B, BaseIonType.Y}, new[] {NeutralLoss.NoLoss, NeutralLoss.H2O}, maxCharge: 2); Console.WriteLine("Precursor Ion: {0}\t{1}", sequence.GetPrecursorIon(2).Composition, sequence.GetPrecursorIon(2).GetMonoIsotopicMz()); Console.WriteLine("Product ions: "); var productIons = sequence.GetProductIons(ionTypeFactory.GetAllKnownIonTypes()); foreach (var theoIon in productIons) { var ionTypeAndIndex = theoIon.Key; var ionType = ionTypeAndIndex.Item1; var index = ionTypeAndIndex.Item2; var ion = theoIon.Value; Console.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}", ionType.Name, index, ion.Composition, ion.Charge, ion.GetMonoIsotopicMz()); } }
// Read Configuration file private void InitTest(ConfigFileReader reader) { // Read program variables var config = reader.GetNodes("vars").First(); _precursorCharge = Convert.ToInt32(config.Contents["precursorcharge"]); var actStr = config.Contents["activationmethod"].ToLower(); _combineCharges = (config.Contents.ContainsKey("combinecharges") && config.Contents["combinecharges"].ToLower() == "true"); _useDecoy = (config.Contents.ContainsKey("usedecoy") && config.Contents["usedecoy"].ToLower() == "true"); _relativeIntensityThreshold = Convert.ToDouble(config.Contents["relativeintensitythreshold"]); // Read ion data var ionInfo = reader.GetNodes("ion").First(); int totalCharges = Convert.ToInt32(ionInfo.Contents["totalcharges"]); var ionTypeStr = ionInfo.Contents["iontype"].Split(','); var ions = new BaseIonType[ionTypeStr.Length]; for (int i = 0; i < ionTypeStr.Length; i++) { switch (ionTypeStr[i].ToLower()) { case "a": ions[i] = BaseIonType.A; break; case "b": ions[i] = BaseIonType.B; break; case "c": ions[i] = BaseIonType.C; break; case "x": ions[i] = BaseIonType.X; break; case "y": ions[i] = BaseIonType.Y; break; case "z": ions[i] = BaseIonType.Z; break; } } var ionLossStr = ionInfo.Contents["losses"].Split(','); var ionLosses = new NeutralLoss[ionLossStr.Length]; for (int i = 0; i < ionLossStr.Length; i++) { switch (ionLossStr[i].ToLower()) { case "noloss": ionLosses[i] = NeutralLoss.NoLoss; break; case "nh3": ionLosses[i] = NeutralLoss.NH3; break; case "h2o": ionLosses[i] = NeutralLoss.H2O; break; } } _ionTypeFactory = new IonTypeFactory(ions, ionLosses, totalCharges); _ionTypes = _ionTypeFactory.GetAllKnownIonTypes().ToList(); var tempIonList = new List<IonType>(); if (ionInfo.Contents.ContainsKey("exclusions")) { var ionExclusions = ionInfo.Contents["exclusions"].Split(','); tempIonList.AddRange(_ionTypes.Where(ionType => !ionExclusions.Contains(ionType.Name))); _ionTypes = tempIonList; } // Read input and output file names var fileInfo = reader.GetNodes("fileinfo").First(); _names = fileInfo.Contents["name"].Split(','); _preTsv = fileInfo.Contents["tsvpath"]; _preRaw = fileInfo.Contents["rawpath"]; var outPathtemp = fileInfo.Contents["outpath"]; _outPre = outPathtemp; var outFiletemp = fileInfo.Contents["outfile"]; _outFileName = _outPre + outFiletemp; }