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Fixed bug in KSG TE multivariate embeddings and setObservations.

This commit is contained in:
Pedro Martinez Mediano 2018-02-27 20:14:08 +00:00
parent 438a88c97c
commit 550ff793eb
1 changed files with 3 additions and 17 deletions
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20
java/source/infodynamics/measures/continuous/TransferEntropyCalculatorMultiVariateViaCondMutualInfo.java
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@ -222,23 +222,9 @@ public class TransferEntropyCalculatorMultiVariateViaCondMutualInfo
MatrixUtils.selectColumn(destination, 0));
return;
}
if (source.length < startTimeForFirstDestEmbedding + 2) {
// There are no observations to add here, the time series is too short
throw new Exception("Not enough observations to set here given k, k_tau, l, l_tau and delay parameters");
}
double[][] currentDestPastVectors =
MatrixUtils.makeDelayEmbeddingVector(destination, k, k_tau,
startTimeForFirstDestEmbedding,
destination.length - startTimeForFirstDestEmbedding - 1);
double[][] currentDestNextVectors =
MatrixUtils.makeDelayEmbeddingVector(destination, 1,
startTimeForFirstDestEmbedding + 1,
destination.length - startTimeForFirstDestEmbedding - 1);
double[][] currentSourcePastVectors =
MatrixUtils.makeDelayEmbeddingVector(source, l, l_tau,
startTimeForFirstDestEmbedding + 1 - delay,
source.length - startTimeForFirstDestEmbedding - 1);
condMiCalc.setObservations(currentSourcePastVectors, currentDestNextVectors, currentDestPastVectors);
startAddObservations();
addObservations(source, destination);
finaliseAddObservations();
}
@Override