Examples with Probe uk.ac.babraham.SeqMonk.DataTypes.Probes.Probe used on opensource projects

Example 81 with Probe

use of uk.ac.babraham.SeqMonk.DataTypes.Probes.Probe in project SeqMonk by s-andrews.

the class DistributionPositionFilter method generateProbeList.

/* (non-Javadoc)
	 * @see uk.ac.babraham.SeqMonk.Filters.ProbeFilter#generateProbeList()
	 */
@Override
protected void generateProbeList() {
    Probe[] probes = startingList.getAllProbes();
    ProbeList newList = new ProbeList(startingList, "Filtered Probes", "", null);
    // Convert the %values into actual probe distribution positions.
    Integer upperProbeLimit = null;
    if (upperLimit != null) {
        upperProbeLimit = (int) ((probes.length * upperLimit) / 100);
    }
    Integer lowerProbeLimit = null;
    if (lowerLimit != null) {
        lowerProbeLimit = (int) ((probes.length * lowerLimit) / 100);
    }
    // System.out.println("Data store size="+stores.length+" lower="+lowerLimit+" upper="+upperLimit+" type="+limitType+" chosen="+chosenNumber+" lowerProbe="+lowerProbeLimit+" upperProbe="+upperProbeLimit);
    Hashtable<Probe, Integer> counts = new Hashtable<Probe, Integer>(probes.length);
    for (int s = 0; s < stores.length; s++) {
        progressUpdated("Processing " + stores[s].name(), s, stores.length);
        Arrays.sort(probes, new ProbeValueSorter(stores[s]));
        for (int p = 0; p < probes.length; p++) {
            // Now we have the value we need to know if it passes the test
            if (upperProbeLimit != null)
                if (p > upperProbeLimit)
                    continue;
            if (lowerProbeLimit != null)
                if (p < lowerProbeLimit)
                    continue;
            if (counts.containsKey(probes[p])) {
                Integer i = counts.get(probes[p]);
                counts.put(probes[p], new Integer(i.intValue() + 1));
            } else {
                counts.put(probes[p], 1);
            }
        }
    }
    Enumeration<Probe> pr = counts.keys();
    while (pr.hasMoreElements()) {
        Probe p = pr.nextElement();
        switch(limitType) {
            case EXACTLY:
                if (counts.get(p).intValue() == chosenNumber)
                    newList.addProbe(p, null);
                break;
            case AT_LEAST:
                if (counts.get(p).intValue() >= chosenNumber)
                    newList.addProbe(p, null);
                break;
            case NO_MORE_THAN:
                if (counts.get(p).intValue() <= chosenNumber)
                    newList.addProbe(p, null);
                break;
        }
    }
    filterFinished(newList);
}

Example 82 with Probe

use of uk.ac.babraham.SeqMonk.DataTypes.Probes.Probe in project SeqMonk by s-andrews.

the class EdgeRFilter method generateProbeList.

/* (non-Javadoc)
	 * @see uk.ac.babraham.SeqMonk.Filters.ProbeFilter#generateProbeList()
	 */
@Override
protected void generateProbeList() {
    // We need to make a temporary directory, save the data into it, write out the R script
    // and then run it an collect the list of results, then clean up.
    // Make up the list of DataStores in each replicate set
    DataStore[] fromStores = replicateSets[0].dataStores();
    DataStore[] toStores = replicateSets[1].dataStores();
    File tempDir;
    try {
        progressUpdated("Creating temp directory", 0, 1);
        tempDir = TempDirectory.createTempDirectory();
        System.err.println("Temp dir is " + tempDir.getAbsolutePath());
        progressUpdated("Writing R script", 0, 1);
        // Get the template script
        Template template = new Template(ClassLoader.getSystemResource("uk/ac/babraham/SeqMonk/Filters/EdgeRFilter/edger_template.r"));
        // Substitute in the variables we need to change
        template.setValue("WORKING", tempDir.getAbsolutePath().replace("\\", "/"));
        // Say which p value column we're filtering on
        if (multiTest) {
            template.setValue("CORRECTED", "FDR");
        } else {
            template.setValue("CORRECTED", "PValue");
        }
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < fromStores.length; i++) {
            if (i > 0)
                sb.append(",");
            sb.append("1");
        }
        for (int i = 0; i < toStores.length; i++) {
            sb.append(",");
            sb.append("2");
        }
        template.setValue("CONDITIONS", sb.toString());
        template.setValue("PVALUE", "" + cutoff);
        // Write the script file
        File scriptFile = new File(tempDir.getAbsoluteFile() + "/script.r");
        PrintWriter pr = new PrintWriter(scriptFile);
        pr.print(template.toString());
        pr.close();
        // Write the count data
        File countFile = new File(tempDir.getAbsoluteFile() + "/counts.txt");
        pr = new PrintWriter(countFile);
        sb = new StringBuffer();
        sb.append("probe");
        for (int i = 0; i < fromStores.length; i++) {
            sb.append("\t");
            sb.append("from");
            sb.append(i);
        }
        for (int i = 0; i < toStores.length; i++) {
            sb.append("\t");
            sb.append("to");
            sb.append(i);
        }
        pr.println(sb.toString());
        progressUpdated("Writing count data", 0, 1);
        Probe[] probes = startingList.getAllProbes();
        float value;
        for (int p = 0; p < probes.length; p++) {
            if (p % 1000 == 0) {
                progressUpdated("Writing count data", p, probes.length);
            }
            sb = new StringBuffer();
            sb.append(p);
            for (int i = 0; i < fromStores.length; i++) {
                sb.append("\t");
                value = fromStores[i].getValueForProbe(probes[p]);
                if (value != (int) value) {
                    progressExceptionReceived(new IllegalArgumentException("Inputs to the EdgeR filter MUST be raw, incorrected counts, not things like " + value));
                    pr.close();
                    return;
                }
                sb.append(value);
            }
            for (int i = 0; i < toStores.length; i++) {
                sb.append("\t");
                value = toStores[i].getValueForProbe(probes[p]);
                if (value != (int) value) {
                    progressExceptionReceived(new IllegalArgumentException("Inputs to the EdgeR filter MUST be raw, incorrected counts, not things like " + value));
                    pr.close();
                    return;
                }
                sb.append(value);
            }
            pr.println(sb.toString());
        }
        pr.close();
        progressUpdated("Running R Script", 0, 1);
        RScriptRunner runner = new RScriptRunner(tempDir);
        RProgressListener listener = new RProgressListener(runner);
        runner.addProgressListener(new ProgressRecordDialog("R Session", runner));
        runner.runScript();
        while (true) {
            if (listener.cancelled()) {
                progressCancelled();
                return;
            }
            if (listener.exceptionReceived()) {
                progressExceptionReceived(new SeqMonkException("R Script failed"));
                return;
            }
            if (listener.complete())
                break;
            Thread.sleep(500);
        }
        // We can now parse the results and put the hits into a new probe list
        ProbeList newList;
        newList = new ProbeList(startingList, "", "", "FDR");
        File hitsFile = new File(tempDir.getAbsolutePath() + "/hits.txt");
        BufferedReader br = new BufferedReader(new FileReader(hitsFile));
        String line = br.readLine();
        while ((line = br.readLine()) != null) {
            String[] sections = line.split("\t");
            int probeIndex = Integer.parseInt(sections[0]);
            float pValue = Float.parseFloat(sections[sections.length - 1]);
            newList.addProbe(probes[probeIndex], pValue);
        }
        br.close();
        runner.cleanUp();
        filterFinished(newList);
    } catch (Exception ioe) {
        progressExceptionReceived(ioe);
        return;
    }
// filterFinished(newList);
}

Example 83 with Probe

use of uk.ac.babraham.SeqMonk.DataTypes.Probes.Probe in project SeqMonk by s-andrews.

the class EdgeRForRevFilter method generateProbeList.

/* (non-Javadoc)
	 * @see uk.ac.babraham.SeqMonk.Filters.ProbeFilter#generateProbeList()
	 */
@Override
protected void generateProbeList() {
    // We need to make a temporary directory, save the data into it, write out the R script
    // and then run it an collect the list of results, then clean up.
    // Make up the list of DataStores in each replicate set
    DataStore[] fromStores = replicateSets[0].dataStores();
    DataStore[] toStores = replicateSets[1].dataStores();
    File tempDir;
    try {
        Probe[] probes = startingList.getAllProbes();
        if (resample) {
            // We need to check that the data stores are quantitated
            for (int i = 0; i < fromStores.length; i++) {
                if (!fromStores[i].isQuantitated()) {
                    progressExceptionReceived(new SeqMonkException("Data Store " + fromStores[i].name() + " wasn't quantitated"));
                    return;
                }
                for (int p = 0; p < probes.length; p++) {
                    float value = fromStores[i].getValueForProbe(probes[p]);
                    if ((!Float.isNaN(value)) && (value < 0 || value > 100)) {
                        progressExceptionReceived(new SeqMonkException("Data Store " + fromStores[i].name() + " had a value outside the range 0-100 (" + value + ")"));
                        return;
                    }
                }
            }
            for (int i = 0; i < toStores.length; i++) {
                if (!toStores[i].isQuantitated()) {
                    progressExceptionReceived(new SeqMonkException("Data Store " + toStores[i].name() + " wasn't quantitated"));
                    return;
                }
                for (int p = 0; p < probes.length; p++) {
                    float value = toStores[i].getValueForProbe(probes[p]);
                    if ((!Float.isNaN(value)) && (value < 0 || value > 100)) {
                        progressExceptionReceived(new SeqMonkException("Data Store " + toStores[i].name() + " had a value outside the range 0-100 (" + value + ")"));
                        return;
                    }
                }
            }
        }
        progressUpdated("Creating temp directory", 0, 1);
        tempDir = TempDirectory.createTempDirectory();
        System.err.println("Temp dir is " + tempDir.getAbsolutePath());
        progressUpdated("Writing R script", 0, 1);
        // Get the template script
        Template template = new Template(ClassLoader.getSystemResource("uk/ac/babraham/SeqMonk/Filters/EdgeRFilter/edger_for_rev_template.r"));
        // Substitute in the variables we need to change
        template.setValue("WORKING", tempDir.getAbsolutePath().replace("\\", "/"));
        template.setValue("DIFFERENCE", "" + absDiffCutoff);
        template.setValue("PVALUE", "" + pValueCutoff);
        if (multiTest) {
            template.setValue("MULTITEST", "TRUE");
            template.setValue("CORRECTED", "FDR");
        } else {
            template.setValue("MULTITEST", "FALSE");
            template.setValue("CORRECTED", "PValue");
        }
        // For the conditions we just repeat "from" and "to" the number of times they occur in the
        // samples (twice for each sample since we have both meth and unmeth)
        StringBuffer conditions = new StringBuffer();
        for (int i = 0; i < fromStores.length; i++) {
            if (i > 0)
                conditions.append(",");
            conditions.append("\"from\",\"from\"");
        }
        for (int i = 0; i < toStores.length; i++) {
            conditions.append(",\"to\",\"to\"");
        }
        template.setValue("CONDITIONS", conditions.toString());
        // Write the script file
        File scriptFile = new File(tempDir.getAbsoluteFile() + "/script.r");
        PrintWriter pr = new PrintWriter(scriptFile);
        pr.print(template.toString());
        pr.close();
        // Write the count data
        File outFile = new File(tempDir.getAbsoluteFile() + "/counts.txt");
        pr = new PrintWriter(outFile);
        pr.print("id");
        for (int i = 0; i < fromStores.length; i++) {
            pr.print("\tfrom_" + i + "_meth\tfrom_" + i + "_unmeth");
        }
        for (int i = 0; i < toStores.length; i++) {
            pr.print("\tto_" + i + "_meth\tto_" + i + "_unmeth");
        }
        pr.print("\n");
        PROBE: for (int p = 0; p < probes.length; p++) {
            if (p % 1000 == 0) {
                progressUpdated("Writing data for chr" + probes[p].chromosome().name(), p, probes.length);
            }
            int[] fromMethCounts = new int[fromStores.length];
            int[] fromUnmethCounts = new int[fromStores.length];
            int[] toMethCounts = new int[toStores.length];
            int[] toUnmethCounts = new int[toStores.length];
            for (int i = 0; i < fromStores.length; i++) {
                long[] reads = fromStores[i].getReadsForProbe(probes[p]);
                int totalCount = 0;
                int methCount = 0;
                if (resample) {
                    float value = fromStores[i].getValueForProbe(probes[p]);
                    if (Float.isNaN(value)) {
                        continue PROBE;
                    }
                    totalCount = reads.length;
                    methCount = Math.round((totalCount * value) / 100f);
                } else {
                    for (int r = 0; r < reads.length; r++) {
                        totalCount++;
                        if (SequenceRead.strand(reads[r]) == Location.FORWARD) {
                            ++methCount;
                        }
                    }
                }
                fromMethCounts[i] = methCount;
                fromUnmethCounts[i] = totalCount - methCount;
            }
            for (int i = 0; i < toStores.length; i++) {
                long[] reads = toStores[i].getReadsForProbe(probes[p]);
                int totalCount = 0;
                int methCount = 0;
                if (resample) {
                    float value = toStores[i].getValueForProbe(probes[p]);
                    if (Float.isNaN(value)) {
                        continue PROBE;
                    }
                    totalCount = reads.length;
                    methCount = Math.round((totalCount * value) / 100f);
                } else {
                    for (int r = 0; r < reads.length; r++) {
                        totalCount++;
                        if (SequenceRead.strand(reads[r]) == Location.FORWARD) {
                            ++methCount;
                        }
                    }
                }
                toMethCounts[i] = methCount;
                toUnmethCounts[i] = totalCount - methCount;
            }
            // Check to see we meet the requirements for the min amount of information
            // and the min diff.
            int totalFromMeth = 0;
            int totalFrom = 0;
            int totalToMeth = 0;
            int totalTo = 0;
            int validFrom = 0;
            for (int i = 0; i < fromStores.length; i++) {
                totalFromMeth += fromMethCounts[i];
                totalFrom += fromMethCounts[i];
                totalFrom += fromUnmethCounts[i];
                if (fromMethCounts[i] > 0 || fromUnmethCounts[i] > 0) {
                    ++validFrom;
                }
            }
            int validTo = 0;
            for (int i = 0; i < toStores.length; i++) {
                totalToMeth += toMethCounts[i];
                totalTo += toMethCounts[i];
                totalTo += toUnmethCounts[i];
                if (toMethCounts[i] > 0 || toUnmethCounts[i] > 0) {
                    ++validTo;
                }
            }
            // EdgeR only requires 2 valid observations
            if (validFrom < 2 || validTo < 2) {
                // We don't have enough data to measure this one
                continue;
            }
            if (Math.abs((totalFromMeth * 100f / totalFrom) - (totalToMeth * 100f / totalTo)) < absDiffCutoff) {
                continue;
            }
            float[] fromPercentages = new float[validFrom];
            float[] toPercentages = new float[validTo];
            int lastFromIndex = 0;
            int lastToIndex = 0;
            for (int i = 0; i < fromMethCounts.length; i++) {
                if (fromMethCounts[i] + fromUnmethCounts[i] == 0)
                    continue;
                fromPercentages[lastFromIndex] = fromMethCounts[i] * 100f / (fromMethCounts[i] + fromUnmethCounts[i]);
                ++lastFromIndex;
            }
            for (int i = 0; i < toMethCounts.length; i++) {
                if (toMethCounts[i] + toUnmethCounts[i] == 0)
                    continue;
                toPercentages[lastToIndex] = toMethCounts[i] * 100f / (toMethCounts[i] + toUnmethCounts[i]);
                ++lastToIndex;
            }
            if (Math.abs(SimpleStats.mean(fromPercentages) - SimpleStats.mean(toPercentages)) < absDiffCutoff) {
                continue;
            }
            // If we get here then we're OK to use this probe so we print out its data.  We put all of the
            // data for one probe onto a single line.  The first value is the index of the probe.  The
            // rest are pairs of meth/unmeth values for the from samples then the to samples.
            pr.print(p);
            for (int i = 0; i < fromMethCounts.length; i++) {
                pr.print("\t" + fromMethCounts[i] + "\t" + fromUnmethCounts[i]);
            }
            for (int i = 0; i < toMethCounts.length; i++) {
                pr.print("\t" + toMethCounts[i] + "\t" + toUnmethCounts[i]);
            }
            pr.print("\n");
        }
        pr.close();
        progressUpdated("Running R Script", 0, 1);
        RScriptRunner runner = new RScriptRunner(tempDir);
        RProgressListener listener = new RProgressListener(runner);
        runner.addProgressListener(new ProgressRecordDialog("R Session", runner));
        runner.runScript();
        while (true) {
            if (listener.cancelled()) {
                progressCancelled();
                pr.close();
                return;
            }
            if (listener.exceptionReceived()) {
                progressExceptionReceived(new SeqMonkException("R Script failed"));
                pr.close();
                return;
            }
            if (listener.complete())
                break;
            Thread.sleep(500);
        }
        // We can now parse the results and put the hits into a new probe list
        ProbeList newList;
        if (multiTest) {
            newList = new ProbeList(startingList, "", "", "FDR");
        } else {
            newList = new ProbeList(startingList, "", "", "p-value");
        }
        File hitsFile = new File(tempDir.getAbsolutePath() + "/hits.txt");
        BufferedReader br = new BufferedReader(new FileReader(hitsFile));
        String line = br.readLine();
        while ((line = br.readLine()) != null) {
            String[] sections = line.split("\t");
            String[] indexSections = sections[0].split("\\.");
            int probeIndex = Integer.parseInt(indexSections[indexSections.length - 1]);
            float pValue = Float.parseFloat(sections[sections.length - 1]);
            newList.addProbe(probes[probeIndex], pValue);
        }
        br.close();
        runner.cleanUp();
        filterFinished(newList);
    } catch (Exception ioe) {
        progressExceptionReceived(ioe);
        return;
    }
}

Example 84 with Probe

use of uk.ac.babraham.SeqMonk.DataTypes.Probes.Probe in project SeqMonk by s-andrews.

the class FeatureFilter method generateProbeList.

protected void generateProbeList() {
    // We'll start by getting the complete set of probes from the position
    // filter.  We'll split these by chromosome at a later date but we
    // have to get them as a set to start with.
    Probe[] probesToMatch = options.featurePositions.getProbes();
    // This is the set of passing probes we're going to build up.
    ProbeList passedProbes = new ProbeList(startingList, "", "", null);
    // We need to know how far beyond the feature we might need to look
    int annotationLimit = options.closenessLimit();
    // Since we're going to be making the annotations on the
    // basis of position we should go through all probes one
    // chromosome at a time.
    Chromosome[] chrs = collection.genome().getAllChromosomes();
    for (int c = 0; c < chrs.length; c++) {
        // For the not-overlapping option it's easiest for us to keep a list
        // of probes to reject (those that do overlap) and then make the negated
        // list at the end.
        HashSet<Probe> failedProbes = new HashSet<Probe>();
        progressUpdated("Processing features on Chr " + chrs[c].name(), c, chrs.length);
        Probe[] probes = startingList.getProbesForChromosome(chrs[c]);
        Vector<Probe> featuresForThisChromosome = new Vector<Probe>();
        for (int f = 0; f < probesToMatch.length; f++) {
            if (probesToMatch[f].chromosome().equals(chrs[c])) {
                featuresForThisChromosome.add(probesToMatch[f]);
            }
        }
        Probe[] features = featuresForThisChromosome.toArray(new Probe[0]);
        Arrays.sort(probes);
        Arrays.sort(features);
        int lastFoundIndex = 0;
        // We can now step through the probes looking for the best feature match
        for (int p = 0; p < probes.length; p++) {
            boolean foundFirst = false;
            for (int f = lastFoundIndex; f < features.length; f++) {
                if (cancel) {
                    cancel = false;
                    progressCancelled();
                    return;
                }
                if (!foundFirst) {
                    if (features[f].end() + annotationLimit >= probes[p].start()) {
                        lastFoundIndex = f;
                        foundFirst = true;
                    }
                }
                // See if we're skipping this feature for this probe based on its strand
                if (strand != ANY_STRAND) {
                    switch(strand) {
                        case FORWARD_ONLY:
                            {
                                if (features[f].strand() != Location.FORWARD)
                                    continue;
                                break;
                            }
                        case REVERSE_ONLY:
                            {
                                if (features[f].strand() != Location.REVERSE)
                                    continue;
                                break;
                            }
                        case SAME_STRAND:
                            {
                                if (features[f].strand() != probes[p].strand())
                                    continue;
                                break;
                            }
                        case OPPOSING_STRAND:
                            {
                                if (!((features[f].strand() == Location.FORWARD && probes[p].strand() == Location.REVERSE) || (features[f].strand() == Location.REVERSE && probes[p].strand() == Location.FORWARD)))
                                    continue;
                                break;
                            }
                    }
                }
                if (relationship == EXACTLY_MATCHING) {
                    if (probes[p].start() == features[f].start() && probes[p].end() == features[f].end()) {
                        passedProbes.addProbe(probes[p], null);
                        break;
                    }
                } else if (relationship == OVERLAPPING || relationship == NOT_OVERLAPPING) {
                    if (probes[p].start() < features[f].end() && probes[p].end() > features[f].start()) {
                        if (relationship == OVERLAPPING) {
                            passedProbes.addProbe(probes[p], null);
                        } else {
                            // This is going to be a rejected probe for not-overlapping
                            failedProbes.add(probes[p]);
                        }
                        break;
                    }
                } else if (relationship == CONTAINED_WITHIN) {
                    if (probes[p].start() >= features[f].start() && probes[p].end() <= features[f].end()) {
                        passedProbes.addProbe(probes[p], null);
                        break;
                    }
                } else if (relationship == SURROUNDING) {
                    if (probes[p].start() <= features[f].start() && probes[p].end() >= features[f].end()) {
                        passedProbes.addProbe(probes[p], null);
                        break;
                    }
                } else if (relationship == CLOSE_TO) {
                    if (probes[p].start() < features[f].end() + annotationLimit && probes[p].end() > features[f].start() - annotationLimit) {
                        passedProbes.addProbe(probes[p], null);
                        break;
                    }
                }
            }
        }
        // data to get the probes which weren't rejected
        if (relationship == NOT_OVERLAPPING) {
            for (int p = 0; p < probes.length; p++) {
                if (!failedProbes.contains(probes[p])) {
                    passedProbes.addProbe(probes[p], null);
                }
            }
        }
    }
    filterFinished(passedProbes);
}

Example 85 with Probe

use of uk.ac.babraham.SeqMonk.DataTypes.Probes.Probe in project SeqMonk by s-andrews.

the class GeneSetDisplay method saveProbeLists.

private void saveProbeLists(MappedGeneSetTTestValue[] selectedLists) {
    ProbeList parentProbeList = new ProbeList(startingProbeList, "gene set filter results", description, "z score");
    for (int i = 0; i < selectedLists.length; i++) {
        String childDescription = getDescription(selectedLists[i]);
        ProbeList newProbeList = new ProbeList(parentProbeList, selectedLists[i].mappedGeneSet.name(), childDescription, "z score");
        Probe[] tempProbes = selectedLists[i].mappedGeneSet.getProbes();
        for (int j = 0; j < tempProbes.length; j++) {
            parentProbeList.addProbe(tempProbes[j], (float) (selectedLists[i].mappedGeneSet.zScores[j]));
            newProbeList.addProbe(tempProbes[j], (float) (selectedLists[i].mappedGeneSet.zScores[j]));
        }
    }
    String groupName = null;
    while (true) {
        groupName = (String) JOptionPane.showInputDialog(this, "Enter list name", "Found " + parentProbeList.getAllProbes().length + " probes", JOptionPane.QUESTION_MESSAGE, null, null, parentProbeList.name());
        if (groupName == null) {
            // Since the list will automatically have been added to
            // the ProbeList tree we actively need to delete it if
            // they choose to cancel at this point.
            parentProbeList.delete();
            // They cancelled
            return;
        }
        if (groupName.length() == 0)
            // Try again
            continue;
        break;
    }
    parentProbeList.setName(groupName);
}