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java.lang.Object edu.ksu.cis.bnj.bbn.learning.Learner edu.ksu.cis.bnj.bbn.learning.ScoreBasedLearner
Score-based learning classes
Field Summary | |
protected LearnerScore |
candidateScorer
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static int |
defaultParentLimit
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protected int |
parentLimit
Set the upper bound on parent limits. |
protected LearnerScore |
structureScorer
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Fields inherited from class edu.ksu.cis.bnj.bbn.learning.Learner |
bbnNodes, calculateCPT, data, indexTable, learnerClassName, OPT_CALCULATE_RMSE, options |
Fields inherited from interface edu.ksu.cis.kdd.util.gui.Optionable |
OPT_OUTPUT_FILE |
Constructor Summary | |
ScoreBasedLearner()
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ScoreBasedLearner(Data t)
Constructor for ScoreBasedLearning. |
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ScoreBasedLearner(Data t,
LearnerScore s)
Constructor for ScoreBasedLearning. |
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ScoreBasedLearner(Data t,
LearnerScore s,
LearnerScore s2)
Constructor for ScoreBasedLearning. |
Method Summary | |
protected void |
computeCPT(BBNGraph g)
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int |
getParentLimit()
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protected void |
iterateUniqueInstantiation(int depth,
int[] nodes,
int[] valInts,
java.util.Hashtable curQuery)
Iterate through unique instantiation of children given parents. |
void |
setCandidateScorer(LearnerScore scorer)
Sets the candidate scorer. |
void |
setParentLimit(int parentLimit)
Sets the parentLimit. |
void |
setStructureScorer(LearnerScore structureScorer)
Sets the structure scorer. |
void |
setTable(Table tuples)
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Methods inherited from class edu.ksu.cis.bnj.bbn.learning.Learner |
getCalculateRMSE, getCurrentOptions, getData, getDefaultOptions, getGraph, getName, getOptionsDialog, getOutputFile, initialize, isCalculateCPT, load, populateNodes, processParameters, setCalculateCPT, setCalculateRMSE, setData, setOption, setOptions, setOutputFile |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
public static final int defaultParentLimit
protected LearnerScore candidateScorer
protected LearnerScore structureScorer
protected int parentLimit
Constructor Detail |
public ScoreBasedLearner()
public ScoreBasedLearner(Data t)
t
- public ScoreBasedLearner(Data t, LearnerScore s)
t
- public ScoreBasedLearner(Data t, LearnerScore s, LearnerScore s2)
t
- Method Detail |
public void setCandidateScorer(LearnerScore scorer)
public void setStructureScorer(LearnerScore structureScorer)
structureScorer
- The structureScorer to setpublic void setTable(Table tuples)
public int getParentLimit()
public void setParentLimit(int parentLimit)
parentLimit
- The parentLimit to setprotected void computeCPT(BBNGraph g)
protected void iterateUniqueInstantiation(int depth, int[] nodes, int[] valInts, java.util.Hashtable curQuery)
Iterate through unique instantiation of children given parents. To invoke: iterateUniqueInstantiation(nodeList, new Hashtable(), tallyer);
nodes
- List of BBNNodes being iterated. The last one must be child node
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