Package | Description |
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org.apache.sysds.runtime.compress |
Modifier and Type | Method and Description |
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CompressionSettingsBuilder |
CompressionSettingsBuilder.addValidCompression(ColGroup.CompressionType cp)
Add a single valid compression type to the EnumSet of valid compressions.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.clearValidCompression()
Clear all the compression types allowed in the compression.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.copySettings(CompressionSettings that)
Copy the settings from another CompressionSettings Builder, modifies this, not that.
|
CompressionSettingsBuilder |
CompressionSettingsBuilder.setAllowSharedDictionary(boolean allowSharedDictionary)
Allow the Dictionaries to be shared between different column groups.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setColumnPartitioner(PlanningCoCoder.PartitionerType columnPartitioner)
Set the type of CoCoding Partitioner type to use for combining columns together.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setInvestigateEstimate(boolean investigateEstimate)
Set if the compression should be investigated while compressing.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setLossy(boolean lossy)
Set the Compression to use Lossy compression.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setmaxStaticColGroupCoCode(int maxStaticColGroupCoCode)
Set the maximum number of columns to CoCode together in the static CoCoding strategy.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setSamplingRatio(double samplingRatio)
Set the sampling ratio in percent to sample the input matrix.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setSeed(int seed)
Set the seed for the compression operation.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setSkipList(boolean skipList)
Specify if the Offset list encoding should utilize skip lists.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setSortValuesByLength(boolean sortValuesByLength)
Set the sortValuesByLength flag.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setTransposeInput(boolean transposeInput)
Specify if the input matrix should be transposed before compression.
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CompressionSettingsBuilder |
CompressionSettingsBuilder.setValidCompressions(EnumSet<ColGroup.CompressionType> validCompressions)
Set the valid compression strategies used for the compression.
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