| Package | Description | 
|---|---|
| org.apache.sysds.runtime.compress.utils | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | DblArrayIntListHashMapThis class provides a memory-efficient replacement for  HashMap<DblArray,IntArrayList>for restricted use
 cases. | 
| class  | DoubleIntListHashMapThis class provides a memory-efficient replacement for  HashMap<Double,IntArrayList>for restricted use cases. | 
| Modifier and Type | Method and Description | 
|---|---|
| CustomHashMap | CustomHashMap. joinHashMap(CustomHashMap that) | 
| static CustomHashMap[] | CustomHashMap. joinHashMaps(CustomHashMap[] left,
            CustomHashMap[] right)Joins the two lists of hashmaps together to form one list containing element wise joins of the hashmaps. | 
| Modifier and Type | Method and Description | 
|---|---|
| CustomHashMap | CustomHashMap. joinHashMap(CustomHashMap that) | 
| static CustomHashMap[] | CustomHashMap. joinHashMaps(CustomHashMap[] left,
            CustomHashMap[] right)Joins the two lists of hashmaps together to form one list containing element wise joins of the hashmaps. | 
| static CustomHashMap[] | CustomHashMap. joinHashMaps(CustomHashMap[] left,
            CustomHashMap[] right)Joins the two lists of hashmaps together to form one list containing element wise joins of the hashmaps. | 
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