edu.illinois.cs.cogcomp.wsim.esa

Class MemoryBasedESA

java.lang.Object

edu.illinois.cs.cogcomp.wsim.esa.MemoryBasedESA

public class MemoryBasedESA
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	isUseGraphCut
static String	tfType
static HashMap<String,Double>	wordIDF
static HashMap<String,HashMap<Integer,Double>>	wordVectors

Constructor Summary

Constructors

Constructor and Description
MemoryBasedESA(File memorybasedESA, File pageIDMapping)

Method Summary

Modifier and Type	Method and Description
static double	cosine(HashMap<String,Double> v1, HashMap<String,Double> v2, double norm1, double norm2)
double	cosine(String s1, String s2)
HashMap<Integer,Double>	getConceptVectorBasedonSegmentation(String query, int topK, String vectorField)
Hashtable<Integer,Double>	getConceptVectorBasedonTFIDF(HashMap<String,Double> queryTFIDF, int topK, String vectorField)
static double	getNorm(HashMap<String,Double> vector)
static HashMap<Integer,Double>	getVector(String s)
static HashMap<String,Double>	getVectorMap(List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData> conceptList)
List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData>	retrieveConceptNames(String query, int topK, String vectorField)
List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData>	retrieveConcepts(String query, int topK, String vectorField)
List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData>	translateIDToConceptString(List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData> conceptList)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

tfType

public static String tfType

wordVectors

public static HashMap<String,HashMap<Integer,Double>> wordVectors

wordIDF

public static HashMap<String,Double> wordIDF

isUseGraphCut

public static boolean isUseGraphCut

Constructor Detail

MemoryBasedESA

public MemoryBasedESA(File memorybasedESA,
                      File pageIDMapping)

Method Detail

retrieveConcepts

public List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData> retrieveConcepts(String query,
                                                                                                         int topK,
                                                                                                         String vectorField)

retrieveConceptNames

public List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData> retrieveConceptNames(String query,
                                                                                                             int topK,
                                                                                                             String vectorField)

translateIDToConceptString

public List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData> translateIDToConceptString(List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData> conceptList)

getConceptVectorBasedonSegmentation

public HashMap<Integer,Double> getConceptVectorBasedonSegmentation(String query,
                                                                   int topK,
                                                                   String vectorField)

getConceptVectorBasedonTFIDF

public Hashtable<Integer,Double> getConceptVectorBasedonTFIDF(HashMap<String,Double> queryTFIDF,
                                                              int topK,
                                                              String vectorField)

getVector

public static HashMap<Integer,Double> getVector(String s)

cosine

public double cosine(String s1,
                     String s2)

cosine

public static double cosine(HashMap<String,Double> v1,
                            HashMap<String,Double> v2,
                            double norm1,
                            double norm2)

getVectorMap

public static HashMap<String,Double> getVectorMap(List<edu.illinois.cs.cogcomp.classification.hierarchy.datastructure.ConceptData> conceptList)

getNorm

public static double getNorm(HashMap<String,Double> vector)