CM_COV_Object (SystemDS 2.2.1 API)

java.lang.Object
- org.apache.sysds.runtime.instructions.cp.Data
- - org.apache.sysds.runtime.instructions.cp.CM_COV_Object

All Implemented Interfaces:

Serializable
```
public class CM_COV_Object
extends Data
```
See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field and Description

KahanObject c2

KahanObject m2

KahanObject m3

KahanObject m4

KahanObject mean

KahanObject mean_v

double w

Fields
Modifier and Type	Field and Description
`KahanObject`	`c2`
`KahanObject`	`m2`
`KahanObject`	`m3`
`KahanObject`	`m4`
`KahanObject`	`mean`
`KahanObject`	`mean_v`
`double`	`w`

Constructor Summary

Constructors
Constructor and Description

CM_COV_Object()

Constructors
Constructor and Description
`CM_COV_Object()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`int`	`compareTo(CM_COV_Object that)`
`boolean`	`equals(Object o)`
`String`	`getDebugName()`
`double`	`getRequiredPartialResult(Operator op)`
`double`	`getRequiredResult(CMOperator.AggregateOperationTypes agg)` Return the result of the aggregated operation given the operation type.
`double`	`getRequiredResult(Operator op)` Return the result of the aggregated operation given the operator.
`double`	`getWeight()`
`int`	`hashCode()`
`boolean`	`isCMAllZeros()`
`boolean`	`isCOVAllZeros()`
`void`	`reset()`
`void`	`set(CM_COV_Object that)`
`String`	`toString()`

Methods inherited from class org.apache.sysds.runtime.instructions.cp.Data
getDataType, getMetaData, getPrivacyConstraint, getValueType, removeMetaData, setMetaData, setPrivacyConstraints, updateDataCharacteristics

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait

Field Detail

w
```
public double w
```

mean
```
public KahanObject mean
```

m2
```
public KahanObject m2
```

m3
```
public KahanObject m3
```

m4
```
public KahanObject m4
```

mean_v
```
public KahanObject mean_v
```

c2
```
public KahanObject c2
```

Constructor Detail
- CM_COV_Object
```
public CM_COV_Object()
```

Method Detail
- toString
```
public String toString()
```
  Overrides:
  
  toString in class Object
- reset
```
public void reset()
```
- compareTo
```
public int compareTo(CM_COV_Object that)
```
- equals
```
public boolean equals(Object o)
```
  Overrides:
  
  equals in class Object
- hashCode
```
public int hashCode()
```
  Overrides:
  
  hashCode in class Object
- set
```
public void set(CM_COV_Object that)
```
- isCMAllZeros
```
public boolean isCMAllZeros()
```
- isCOVAllZeros
```
public boolean isCOVAllZeros()
```
- getRequiredResult
```
public double getRequiredResult(Operator op)
```
  Return the result of the aggregated operation given the operator.
  
  Parameters:
  
  op - operator
  
  Returns:
  
  result of the aggregated operation for the given operator
- getRequiredResult
```
public double getRequiredResult(CMOperator.AggregateOperationTypes agg)
```
  Return the result of the aggregated operation given the operation type.
  
  Parameters:
  
  agg - aggregate operation type
  
  Returns:
  
  result of the aggregated operation given the operation type
- getRequiredPartialResult
```
public double getRequiredPartialResult(Operator op)
```
- getWeight
```
public double getWeight()
```
- getDebugName
```
public String getDebugName()
```
  Specified by:
  
  getDebugName in class Data

Class CM_COV_Object

Field Summary

Constructor Summary

Method Summary

Methods inherited from class org.apache.sysds.runtime.instructions.cp.Data

Methods inherited from class java.lang.Object

Field Detail

w

mean

m2

m3

m4

mean_v

c2

Constructor Detail

CM_COV_Object

Method Detail

toString

reset

compareTo

equals

hashCode

set

isCMAllZeros

isCOVAllZeros

getRequiredResult

getRequiredResult

getRequiredPartialResult

getWeight

getDebugName