Examples of com.yahoo.labs.taxomo.util.SymbolTransitionFrequencies

com.yahoo.labs.taxomo.util.SymbolTransitionFrequencies
Sparse representation of a symbol transition frequency matrix, as observed in a set of input sequences. @author chato


  SymbolTransitionFrequencies[] getFrequencyTables() throws IOException {
    logger.info("Reading the elements to update per-cluster frequency tables");


    // Create empty frequency tables
    SymbolTransitionFrequencies symbolFrequencyTable[] = new SymbolTransitionFrequencies[nClusters];
    for (int i = 0; i < nClusters; i++) {
      symbolFrequencyTable[i] = new SymbolTransitionFrequencies(tree);
    }


    // Read input file line by line
    BufferedReader reader = new BufferedReader(new FileReader(inFile));
    String line;

View Full Code Here


    // Clear auxiliary vector
    Arrays.fill(aux, 0);


    // Update frequency tables
    SymbolTransitionFrequencies symbolFrequencyTables[] = getFrequencyTables();


    // Get best models
    learnModelSettingBestModel(symbolFrequencyTables);


    // Evaluate nearest-neighbors

View Full Code Here

      logger.info( "Will use weight1=" + weight1 );
    }
    
    // Read input file
    logger.info("Reading input file");
    SymbolTransitionFrequencies symbolTransitions = new SymbolTransitionFrequencies(tree);
    symbolTransitions.processFile(inputFile);


    // Learning
    LearnModel learner = new LearnModel(tree, symbolTransitions, initialCandidate, strategy, weight1);
    if (jsapResult.userSpecified("max-iterations")) {
      learner.setMaxIterations(jsapResult.getInt("max-iterations"));

View Full Code Here

  Class<SearchStrategy> strategy;


  @Before
  public void setUp() throws Exception {
    taxo1 = new Taxonomy(TAXOFILE1, LearnModelTest.class.getResourceAsStream(TAXOFILE1));
    sym1 = new SymbolTransitionFrequencies(taxo1);
    sym1.processStream(LearnModelTest.class.getResourceAsStream(SEQFILE1));
    LearnModel.logger.setLevel(Level.ERROR);
    strategy = getStrategy(CloserToOrigin.class.getName());
  }

View Full Code Here

TOP

Related Classes of com.yahoo.labs.taxomo.util.SymbolTransitionFrequencies

com.yahoo.labs.taxomo.ClusterSequences

com.yahoo.labs.taxomo.learn.LearnModelTest

com.yahoo.labs.taxomo.LearnModel

it.unimi.dsi.io.FileLinesCollection

it.unimi.dsi.io.FileLinesCollection.FileLinesIterator

java.io.InputStreamReader

java.io.BufferedReader

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.