# Uses of Package
org.apache.sysds.runtime.compress.utils

- Packages that use org.apache.sysds.runtime.compress.utils
  Package | Description
  --- | ---
  org.apache.sysds.runtime.compress.colgroup |
  org.apache.sysds.runtime.compress.colgroup.dictionary |
  org.apache.sysds.runtime.compress.colgroup.insertionsort |
  org.apache.sysds.runtime.compress.colgroup.mapping |
  org.apache.sysds.runtime.compress.estim |
  org.apache.sysds.runtime.compress.estim.sample |
  org.apache.sysds.runtime.compress.lib |
  org.apache.sysds.runtime.compress.readers |
  org.apache.sysds.runtime.compress.utils |

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.colgroup
  Class and Description
  ABitmap

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.colgroup.dictionary
  Class and Description
  ABitmap
  BitmapLossy Uncompressed but Quantized representation of contained data.

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.colgroup.insertionsort
  Class and Description
  IntArrayList This class provides a memory-efficient replacement for `ArrayList<Integer>` for restricted use cases.

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.colgroup.mapping
  Class and Description
  IntArrayList This class provides a memory-efficient replacement for `ArrayList<Integer>` for restricted use cases.

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.estim
  Class and Description
  ABitmap

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.estim.sample
  Class and Description
  ABitmap
  Bitmap Uncompressed representation of one or more columns in bitmap format.

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.lib
  Class and Description
  ABitmap

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.readers
  Class and Description
  DblArray Helper class used for bitmap extraction.

- Classes in org.apache.sysds.runtime.compress.utils used by org.apache.sysds.runtime.compress.utils
  Class and Description
  ABitmap
  ABitmap.BitmapType
  CustomHashMap This class provides a memory-efficient base for Custom HashMaps for restricted use cases.
  DblArray Helper class used for bitmap extraction.
  DblArrayIntListHashMap.DArrayIListEntry
  DoubleIntListHashMap.DIListEntry
  IntArrayList This class provides a memory-efficient replacement for `ArrayList<Integer>` for restricted use cases.

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