Exemple #1
0
        public RawDataCollection(IRawDataPlus rawFile)
        {
            rawFileName     = rawFile.FileName;
            instrument      = rawFile.GetInstrumentData().Name;
            isExactive      = instrument.ToLower().Contains("exactive");
            isBoxCar        = rawFile.GetScanEventForScanNumber(1).MassRangeCount > 1;
            centroidStreams = new Dictionary <int, CentroidStreamData>();
            segmentedScans  = new Dictionary <int, SegmentedScanData>();
            trailerExtras   = new Dictionary <int, TrailerExtraData>();
            precursorScans  = new Dictionary <int, PrecursorScanData>();
            precursorMasses = new Dictionary <int, PrecursorMassData>();
            retentionTimes  = new Dictionary <int, double>();
            methodData      = new Containers.MethodData();
            quantData       = new QuantDataCollection();
            metaData        = new ScanMetaDataCollection();
            peakData        = new PrecursorPeakDataCollection();

            this.ExtractScanIndex(rawFile);
            this.ExtractMethodData(rawFile);
        }
Exemple #2
0
        public static void GetMetricsData(this MetricsData metricsData, ScanMetaDataCollection metaData, RawDataCollection rawData, IRawDataPlus rawFile, QuantDataCollection quantData = null)
        {
            List <Operations> operations = new List <Operations> {
                Operations.ScanIndex, Operations.RetentionTimes, Operations.MethodData, Operations.MetaData
            };

            if (!rawData.isBoxCar)
            {
                operations.Add(Operations.PeakRetAndInt);
                operations.Add(Operations.PeakShape);
            }

            rawData.Check(rawFile, operations);

            metricsData.RawFileName = rawData.rawFileName;
            metricsData.Instrument  = rawData.instrument;
            metricsData.MS1Analyzer = rawData.methodData.MassAnalyzers[MSOrderType.Ms];
            metricsData.MS2Analyzer = rawData.methodData.MassAnalyzers[MSOrderType.Ms2];

            metricsData.TotalAnalysisTime = rawData.retentionTimes[rawData.scanIndex.ScanEnumerators[MSOrderType.Any].Last()] -
                                            rawData.retentionTimes[rawData.scanIndex.ScanEnumerators[MSOrderType.Any].First()];

            metricsData.TotalScans = rawData.scanIndex.allScans.Count();
            metricsData.MS1Scans   = rawData.scanIndex.ScanEnumerators[MSOrderType.Ms].Length;
            metricsData.MS2Scans   = rawData.scanIndex.ScanEnumerators[MSOrderType.Ms2].Length;

            if (rawData.methodData.AnalysisOrder == MSOrderType.Ms3)
            {
                metricsData.MS3Analyzer = rawData.methodData.MassAnalyzers[MSOrderType.Ms3];
                metricsData.MS3Scans    = rawData.scanIndex.ScanEnumerators[MSOrderType.Ms3].Length;
            }
            else
            {
                metricsData.MS3Analyzer = MassAnalyzerType.Any;
                metricsData.MS3Scans    = 0;
            }

            metricsData.MSOrder = rawData.methodData.AnalysisOrder;

            List <double> ms2intensities       = new List <double>();
            List <double> precursorIntensities = new List <double>();
            List <double> ms1fillTimes         = new List <double>();
            List <double> ms2fillTimes         = new List <double>();
            List <double> ms3fillTimes         = new List <double>();
            List <double> ms2scansPerCycle     = new List <double>();
            List <double> dutyCycles           = new List <double>();
            List <double> fractionConsuming80  = new List <double>();

            foreach (int scan in rawData.scanIndex.ScanEnumerators[MSOrderType.Ms])
            {
                ms1fillTimes.Add(metaData[scan].FillTime);
                ms2scansPerCycle.Add(metaData[scan].MS2ScansPerCycle);
                dutyCycles.Add(metaData[scan].DutyCycle);
            }

            foreach (int scan in rawData.scanIndex.ScanEnumerators[MSOrderType.Ms2])
            {
                precursorIntensities.Add(rawData.peakData[scan].ParentIntensity);
                ms2intensities.Add(metaData[scan].SummedIntensity);
                ms2fillTimes.Add(metaData[scan].FillTime);
                fractionConsuming80.Add(metaData[scan].FractionConsumingTop80PercentTotalIntensity);
            }

            if (rawData.methodData.AnalysisOrder == MSOrderType.Ms3)
            {
                foreach (int scan in rawData.scanIndex.ScanEnumerators[MSOrderType.Ms3])
                {
                    ms3fillTimes.Add(metaData[scan].FillTime);
                }
            }

            metricsData.MedianPrecursorIntensity = precursorIntensities.ToArray().Percentile(50);
            metricsData.MedianMs2FractionConsumingTop80PercentTotalIntensity = fractionConsuming80.ToArray().Percentile(50);

            metricsData.MedianSummedMS2Intensity = ms2intensities.ToArray().Percentile(50);
            metricsData.MedianMS1FillTime        = ms1fillTimes.ToArray().Percentile(50);
            metricsData.MedianMS2FillTime        = ms2fillTimes.ToArray().Percentile(50);

            if (rawData.methodData.AnalysisOrder == MSOrderType.Ms3)
            {
                metricsData.MedianMS3FillTime = ms3fillTimes.ToArray().Percentile(50);
            }
            else
            {
                metricsData.MedianMS3FillTime = -1;
            }

            metricsData.MeanTopN      = ms2scansPerCycle.Average();
            metricsData.MeanDutyCycle = dutyCycles.Average();
            metricsData.MS1ScanRate   = metricsData.MS1Scans / metricsData.TotalAnalysisTime;
            metricsData.MS2ScanRate   = metricsData.MS2Scans / metricsData.TotalAnalysisTime;
            metricsData.MS3ScanRate   = metricsData.MS3Scans / metricsData.TotalAnalysisTime;

            // only do the following if it isn't a boxcar experiment
            if (!rawData.isBoxCar)
            {
                metricsData.MedianBaselinePeakWidth   = rawData.peakData.PeakShapeMedians.Width.P10;
                metricsData.MedianHalfHeightPeakWidth = rawData.peakData.PeakShapeMedians.Width.P50;

                // we can't access the instrument method in Linux, so we will assume the gradient length is the length of the MS acquisition
                metricsData.Gradient     = rawData.retentionTimes[rawData.scanIndex.allScans.Keys.Max()];
                metricsData.PeakCapacity = metricsData.Gradient / metricsData.MedianHalfHeightPeakWidth;

                metricsData.MedianAsymmetryFactor = rawData.peakData.PeakShapeMedians.Asymmetry.P10;
            }

            // add isolation interference
            metricsData.MedianMs1IsolationInterference = (from scan in rawData.scanIndex.ScanEnumerators[rawData.methodData.AnalysisOrder]
                                                          select rawData.metaData[scan].Ms1IsolationInterference).ToArray().Percentile(50);

            // now add the quant meta data, if quant was performed
            double        medianReporterIntensity = 0;
            QuantMetaData quantMetaData           = new QuantMetaData();
            SerializableDictionary <string, double> medianReporterIntensityByChannel = new SerializableDictionary <string, double>();

            if (quantData != null & rawData.Performed.Contains(Operations.Quantification))
            {
                string        reagent     = quantData.LabelingReagents;
                string[]      allTags     = new LabelingReagents().Reagents[reagent].Labels;
                List <double> allChannels = new List <double>();
                Dictionary <string, List <double> > byChannel = new Dictionary <string, List <double> >();
                foreach (string tag in allTags)
                {
                    byChannel.Add(tag, new List <double>());
                }
                foreach (int scan in rawData.scanIndex.ScanEnumerators[rawData.methodData.AnalysisOrder])
                {
                    foreach (string tag in allTags)
                    {
                        byChannel[tag].Add(quantData[scan][tag].Intensity);
                        allChannels.Add(quantData[scan][tag].Intensity);
                    }
                }
                medianReporterIntensity = allChannels.ToArray().Percentile(50);

                foreach (string tag in allTags)
                {
                    medianReporterIntensityByChannel[tag] = byChannel[tag].ToArray().Percentile(50);
                }

                quantMetaData.medianReporterIntensity          = medianReporterIntensity;
                quantMetaData.medianReporterIntensityByChannel = medianReporterIntensityByChannel;
                quantMetaData.quantTags   = allTags;
                metricsData.QuantMeta     = quantMetaData;
                metricsData.IncludesQuant = true;
            }
        }
Exemple #3
0
        public static void AggregateMetaData(this ScanMetaDataCollection metaData, RawDataCollection rawData, IRawDataPlus rawFile)
        {
            List <Operations> operations = new List <Operations>()
            {
                Operations.ScanIndex, Operations.MethodData,
                Operations.RetentionTimes, Operations.TrailerExtras, Operations.PrecursorScans
            };

            if (rawData.methodData.MassAnalyzers[MSOrderType.Ms] == MassAnalyzerType.MassAnalyzerFTMS)
            {
                operations.Add(Operations.Ms1CentroidStreams);
            }
            else
            {
                operations.Add(Operations.Ms1SegmentedScans);
            }
            if (rawData.methodData.MassAnalyzers[MSOrderType.Ms2] == MassAnalyzerType.MassAnalyzerFTMS)
            {
                operations.Add(Operations.Ms2CentroidStreams);
            }
            else
            {
                operations.Add(Operations.Ms2SegmentedScans);
            }
            if (rawData.methodData.AnalysisOrder == MSOrderType.Ms3)
            {
                if (rawData.methodData.MassAnalyzers[MSOrderType.Ms3] == MassAnalyzerType.MassAnalyzerFTMS)
                {
                    operations.Add(Operations.Ms3CentroidStreams);
                }
                else
                {
                    operations.Add(Operations.Ms3SegmentedScans);
                }
            }

            rawData.Check(rawFile, operations);

            ProgressIndicator progress = new ProgressIndicator(rawData.scanIndex.ScanEnumerators[MSOrderType.Any].Count(),
                                                               "Formatting scan meta data");

            // add a new ScanMetaData class for each scan
            foreach (int scan in rawData.scanIndex.ScanEnumerators[MSOrderType.Any])
            {
                metaData.Add(scan, new ScanMetaData());
            }

            // get isolation window
            double isoWindow;

            if (rawData.methodData.AnalysisOrder == MSOrderType.Ms2)
            {
                isoWindow = rawData.methodData.IsolationWindow.MS2;
            }
            else
            {
                isoWindow = rawData.methodData.IsolationWindow.MS3.MS1Window;
            }

            // get topN
            foreach (int scan in rawData.scanIndex.ScanEnumerators[MSOrderType.Ms])
            {
                // if the ms1 scan has no scan dependents then topN = 0
                if (rawFile.GetScanDependents(scan, 0) == null)
                {
                    metaData[scan].MS2ScansPerCycle = 0;
                }
                else
                {
                    metaData[scan].MS2ScansPerCycle = rawFile.GetScanDependents(scan, 0).ScanDependentDetailArray.Length;
                }
            }

            // go through scans for each ms order sequentially
            foreach (MSOrderType MSOrder in new List <MSOrderType> {
                MSOrderType.Ms, MSOrderType.Ms2, MSOrderType.Ms3
            })
            {
                int[] scans = rawData.scanIndex.ScanEnumerators[MSOrder];
                for (int i = 0; i < scans.Length; i++)
                {
                    metaData[scans[i]].FillTime = rawData.trailerExtras[scans[i]].InjectionTime;

                    // populate duty cycle
                    if (i < scans.Length - 1)
                    {
                        metaData[scans[i]].DutyCycle = (rawData.retentionTimes[scans[i + 1]] - rawData.retentionTimes[scans[i]]) * 60;
                    }
                    else
                    {
                        metaData[scans[i]].DutyCycle = 0;
                    }

                    // populate scan rate
                    if (MSOrder == MSOrderType.Ms2 | MSOrder == MSOrderType.Ms3)
                    {
                        metaData[scans[i]].MS2ScansPerCycle = metaData[rawData.precursorScans[scans[i]].MasterScan].MS2ScansPerCycle;
                    }

                    // populate intensity distributions
                    if (rawData.methodData.MassAnalyzers[MSOrder] == MassAnalyzerType.MassAnalyzerFTMS)
                    {
                        metaData[scans[i]].IntensityDistribution = new Distribution(rawData.centroidStreams[scans[i]].Intensities);
                        metaData[scans[i]].SummedIntensity       = rawData.centroidStreams[scans[i]].Intensities.Sum();
                    }
                    else
                    {
                        metaData[scans[i]].IntensityDistribution = new Distribution(rawData.segmentedScans[scans[i]].Intensities);
                        metaData[scans[i]].SummedIntensity       = rawData.segmentedScans[scans[i]].Intensities.Sum();
                    }

                    // populate fraction of scans consuming 80% of total intensity

                    if (rawData.methodData.MassAnalyzers[MSOrder] == MassAnalyzerType.MassAnalyzerFTMS)
                    {
                        metaData[scans[i]].FractionConsumingTop80PercentTotalIntensity = rawData.centroidStreams[scans[i]].Intensities.FractionOfScansConsumingTotalIntensity(percent: 80);
                    }
                    else
                    {
                        metaData[scans[i]].FractionConsumingTop80PercentTotalIntensity = rawData.segmentedScans[scans[i]].Intensities.FractionOfScansConsumingTotalIntensity(percent: 80);
                    }

                    // calculate ms1 isolation interference
                    if (rawData.methodData.AnalysisOrder == MSOrder)
                    {
                        int preScan = rawData.precursorScans[scans[i]].MasterScan;
                        metaData[scans[i]].Ms1IsolationInterference = Ms1Interference.CalculateForOneScan(rawData.centroidStreams[preScan],
                                                                                                          rawData.precursorMasses[scans[i]].MonoisotopicMZ, isoWindow, rawData.trailerExtras[scans[i]].ChargeState);
                    }

                    progress.Update();
                }
            }
            progress.Done();



            rawData.Performed.Add(Operations.MetaData);
        }
Exemple #4
0
        public static void WriteMatrix(RawDataCollection rawData, ScanMetaDataCollection metaData, IRawDataPlus rawFile, QuantDataCollection quantData = null, string outputDirectory = null)
        {
            string fileName = ReadWrite.GetPathToFile(outputDirectory, rawData.rawFileName, "_Matrix.txt");

            CheckIfDone.Check(rawData, rawFile, new List <Operations> {
                Operations.ScanIndex, Operations.MethodData, Operations.PrecursorScans,
                Operations.RetentionTimes, Operations.PrecursorMasses, Operations.TrailerExtras, Operations.MetaData
            });

            using (StreamWriter f = new StreamWriter(fileName)) //Open a new file
            {
                List <int> scans;

                if (!rawData.isBoxCar)
                {
                    scans = rawData.scanIndex.ScanEnumerators[rawData.scanIndex.AnalysisOrder].ToList();
                }
                else
                {
                    scans = rawData.precursorScans.Keys.ToList();
                    scans.Sort();
                }

                ProgressIndicator progress = new ProgressIndicator(scans.Count(), "Writing matrix to disk");

                f.Write("MS3ScanNumber\tMS2ScanNumber\tMS1ScanNumber\tQuantScanRetTime\tParentScanRetTime\tDutyCycle" +
                        "\tMS2ScansPerCycle\tParentIonMass\tMonoisotopicMass\tPrecursorCharge\tMS1IsolationInterference");

                if (!rawData.isBoxCar)
                {
                    f.Write("\tParentPeakFound");
                }

                if (rawData.Performed.Contains(Operations.PeakArea) & !rawData.isBoxCar)
                {
                    f.Write("\tParentPeakArea");
                }

                if (!rawData.isBoxCar)
                {
                    f.Write("\tPeakFirstScan\tPeakMaxScan\tPeakLastScan\tBaseLinePeakWidth(s)\tPeakParentScanIntensity\tPeakMaxIntensity");
                }
                f.Write("\tMS1IonInjectionTime\tMS2IonInjectionTime" +
                        "\tMS3IonInjectionTime\tHCDEnergy\tMS1MedianIntensity\tMS2MedianIntensity\t");

                if (quantData != null)
                {
                    string reagents = quantData.LabelingReagents;
                    foreach (string label in new LabelingReagents().Reagents[reagents].Labels)
                    {
                        f.Write(label + "Intensity\t");
                    }
                    foreach (string label in new LabelingReagents().Reagents[reagents].Labels)
                    {
                        f.Write(label + "Mass\t");
                    }
                    foreach (string label in new LabelingReagents().Reagents[reagents].Labels)
                    {
                        f.Write(label + "Noise\t");
                    }
                    foreach (string label in new LabelingReagents().Reagents[reagents].Labels)
                    {
                        f.Write(label + "Resolution\t");
                    }
                    foreach (string label in new LabelingReagents().Reagents[reagents].Labels)
                    {
                        f.Write(label + "Baseline\t");
                    }
                }

                f.Write("\n");

                foreach (int scan in scans)
                {
                    int ms3scan, ms2scan, masterScan;

                    if (rawData.scanIndex.AnalysisOrder == MSOrderType.Ms3)
                    {
                        ms3scan    = rawData.precursorScans[scan].MS3Scan;
                        ms2scan    = rawData.precursorScans[scan].MS2Scan;
                        masterScan = rawData.precursorScans[scan].MasterScan;
                    }
                    else
                    {
                        ms3scan    = -1;
                        ms2scan    = rawData.precursorScans[scan].MS2Scan;
                        masterScan = rawData.precursorScans[scan].MasterScan;
                    }

                    f.Write(ms3scan.ToString() + "\t" + ms2scan.ToString() + "\t" + masterScan.ToString() + "\t");

                    f.Write(rawData.retentionTimes[scan].ToString() + "\t" + rawData.retentionTimes[masterScan].ToString() + "\t");
                    f.Write(metaData[masterScan].DutyCycle.ToString() + "\t" + metaData[masterScan].MS2ScansPerCycle.ToString() + "\t");

                    f.Write(rawData.precursorMasses[ms2scan].ParentMZ.ToString() + "\t");
                    f.Write(rawData.precursorMasses[ms2scan].MonoisotopicMZ.ToString() + "\t");

                    f.Write(rawData.trailerExtras[ms2scan].ChargeState.ToString() + "\t");

                    f.Write(rawData.metaData[scan].Ms1IsolationInterference.ToString() + "\t");

                    if (!rawData.isBoxCar)
                    {
                        f.Write(rawData.peakData[ms2scan].PeakFound.ToString() + "\t");
                    }

                    if (rawData.Performed.Contains(Operations.PeakArea) & !rawData.isBoxCar)
                    {
                        f.Write(rawData.peakData[ms2scan].Area.ToString() + "\t");
                    }

                    if (!rawData.isBoxCar)
                    {
                        f.Write(rawData.peakData[ms2scan].FirstScan.ToString() + "\t");
                        f.Write(rawData.peakData[ms2scan].MaxScan.ToString() + "\t");
                        f.Write(rawData.peakData[ms2scan].LastScan.ToString() + "\t");
                        f.Write((rawData.peakData[ms2scan].BaselineWidth * 60).ToString() + "\t");
                        f.Write(rawData.peakData[ms2scan].ParentIntensity.ToString() + "\t");
                        f.Write(rawData.peakData[ms2scan].MaximumIntensity.ToString() + "\t");
                    }

                    f.Write(rawData.trailerExtras[masterScan].InjectionTime.ToString() + "\t");

                    if (rawData.scanIndex.AnalysisOrder == MSOrderType.Ms3)
                    {
                        f.Write(rawData.trailerExtras[ms2scan].InjectionTime.ToString() + "\t");
                        f.Write(rawData.trailerExtras[ms3scan].InjectionTime.ToString() + "\t");
                    }
                    else
                    {
                        f.Write(rawData.trailerExtras[ms2scan].InjectionTime.ToString() + "\t");
                        f.Write("-1\t");
                    }

                    f.Write(rawData.trailerExtras[scan].HCDEnergy + "\t");

                    f.Write(metaData[masterScan].IntensityDistribution.P50 + "\t");
                    f.Write(metaData[ms2scan].IntensityDistribution.P50 + "\t");

                    if (quantData != null)
                    {
                        foreach (string label in quantData[scan].Keys)
                        {
                            f.Write(quantData[scan][label].Intensity + "\t");
                        }
                        foreach (string label in quantData[scan].Keys)
                        {
                            f.Write(quantData[scan][label].Mass + "\t");
                        }
                        foreach (string label in quantData[scan].Keys)
                        {
                            f.Write(quantData[scan][label].Noise + "\t");
                        }
                        foreach (string label in quantData[scan].Keys)
                        {
                            f.Write(quantData[scan][label].Resolution + "\t");
                        }
                        foreach (string label in quantData[scan].Keys)
                        {
                            f.Write(quantData[scan][label].Baseline + "\t");
                        }
                    }

                    f.Write("\n");

                    progress.Update();
                }
                progress.Done();
            }
        }