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[ML-35] Restrict printNumericTable to first 10 eigenvalues with first 20 dimensions #36

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Mar 19, 2021
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[ML-35] Restrict printNumericTable to first 10 eigenvalues with first 20 dimensions #36

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restrict PCA printNumericTable to first 10 eigenvalues with first 20 …
xwu99 Mar 8, 2021
c8bd982
Merge branch 'master' into pca-print
xwu99 Mar 8, 2021
c3d8812
fix ALS printNumericTable
xwu99 Mar 8, 2021
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4 changes: 2 additions & 2 deletions mllib-dal/src/main/native/ALSDALImpl.cpp
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Expand Up @@ -613,8 +613,8 @@ JNIEXPORT jlong JNICALL Java_org_apache_spark_ml_recommendation_ALSDALImpl_cDALI

std::cout << "\n=== Results for Rank " << rankId << "===\n" << std::endl;
// std::cout << "Partition ID: " << partitionId << std::endl;
printNumericTable(pUser, "User Factors (first 10 rows):", 10);
printNumericTable(pItem, "Item Factors (first 10 rows):", 10);
printNumericTable(pUser, "User Factors (first 10 rows x 20 columns):", 10, 20);
printNumericTable(pItem, "Item Factors (first 10 rows x 20 columns):", 10, 20);
std::cout << "User Offset: " << getOffsetFromOffsetTable(userOffset) << std::endl;
std::cout << "Item Offset: " << getOffsetFromOffsetTable(itemOffset) << std::endl;
std::cout << std::endl;
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4 changes: 2 additions & 2 deletions mllib-dal/src/main/native/PCADALImpl.cpp
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Expand Up @@ -125,8 +125,8 @@ JNIEXPORT jlong JNICALL Java_org_apache_spark_ml_feature_PCADALImpl_cPCATrainDAL
std::cout << "PCA (native): master step took " << duration << " secs" << std::endl;

/* Print the results */
printNumericTable(result->get(pca::eigenvalues), "First 10 Eigenvalues:", 10);
printNumericTable(result->get(pca::eigenvectors), "First 10 Eigenvectors:", 10);
printNumericTable(result->get(pca::eigenvalues), "First 10 eigenvalues with first 20 dimensions:", 10, 20);
printNumericTable(result->get(pca::eigenvectors), "First 10 eigenvectors with first 20 dimensions:", 10, 20);

// Return all eigenvalues & eigenvectors

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