Uses of Class
ai.rapids.cudf.ReductionAggregation

Packages that use ReductionAggregation

Package	Description
ai.rapids.cudf

Uses of ReductionAggregation in ai.rapids.cudf

Methods in ai.rapids.cudf that return ReductionAggregation

Modifier and Type	Method	Description
static ReductionAggregation	ReductionAggregation.all()	All reduction.
static ReductionAggregation	ReductionAggregation.any()	Any reduction.
static ReductionAggregation	ReductionAggregation.bitAnd()	Bitwise AND aggregation, computing the bitwise AND of all non-null values.
static ReductionAggregation	ReductionAggregation.bitOr()	Bitwise OR aggregation, computing the bitwise OR of all non-null values.
static ReductionAggregation	ReductionAggregation.bitXor()	Bitwise XOR aggregation, computing the bitwise XOR of all non-null values.
static ReductionAggregation	ReductionAggregation.collectList()
static ReductionAggregation	ReductionAggregation.collectList(NullPolicy nullPolicy)	Collect the values into a list.
static ReductionAggregation	ReductionAggregation.collectSet()	Collect the values into a set.
static ReductionAggregation	ReductionAggregation.collectSet(NullPolicy nullPolicy, NullEquality nullEquality, NaNEquality nanEquality)	Collect the values into a set.
static ReductionAggregation	ReductionAggregation.createTDigest(int delta)	tDigest reduction.
static ReductionAggregation	ReductionAggregation.histogram()	Create HistogramAggregation, computing the frequencies for each unique row.
static ReductionAggregation	ReductionAggregation.hostUDF(HostUDFWrapper wrapper)	Execute a reduction using a host-side user-defined function (UDF).
static ReductionAggregation	ReductionAggregation.max()	Max Aggregation
static ReductionAggregation	ReductionAggregation.mean()	Arithmetic mean reduction.
static ReductionAggregation	ReductionAggregation.median()	Median reduction.
static ReductionAggregation	ReductionAggregation.mergeHistogram()	Create MergeHistogramAggregation, to merge multiple histograms.
static ReductionAggregation	ReductionAggregation.mergeLists()	Merge the partial lists produced by multiple CollectListAggregations.
static ReductionAggregation	ReductionAggregation.mergeSets()	Merge the partial sets produced by multiple CollectSetAggregations.
static ReductionAggregation	ReductionAggregation.mergeSets(NullEquality nullEquality, NaNEquality nanEquality)	Merge the partial sets produced by multiple CollectSetAggregations.
static ReductionAggregation	ReductionAggregation.mergeTDigest(int delta)	tDigest merge reduction.
static ReductionAggregation	ReductionAggregation.min()	Min Aggregation
static ReductionAggregation	ReductionAggregation.nth(int offset)	Get the nth, non-null, element in a group.
static ReductionAggregation	ReductionAggregation.nth(int offset, NullPolicy nullPolicy)	Get the nth element in a group.
static ReductionAggregation	ReductionAggregation.nunique()	Number of unique, non-null, elements.
static ReductionAggregation	ReductionAggregation.nunique(NullPolicy nullPolicy)	Number of unique elements.
static ReductionAggregation	ReductionAggregation.product()	Product Aggregation.
static ReductionAggregation	ReductionAggregation.quantile(double... quantiles)	Aggregate to compute the specified quantiles.
static ReductionAggregation	ReductionAggregation.quantile(QuantileMethod method, double... quantiles)	Aggregate to compute various quantiles.
static ReductionAggregation	ReductionAggregation.standardDeviation()	Standard deviation aggregation with 1 as the delta degrees of freedom.
static ReductionAggregation	ReductionAggregation.standardDeviation(int ddof)	Standard deviation aggregation.
static ReductionAggregation	ReductionAggregation.sum()	Sum Aggregation
static ReductionAggregation	ReductionAggregation.sumOfSquares()	Sum of squares reduction.
static ReductionAggregation	ReductionAggregation.variance()	Variance aggregation with 1 as the delta degrees of freedom.
static ReductionAggregation	ReductionAggregation.variance(int ddof)	Variance aggregation.

Methods in ai.rapids.cudf with parameters of type ReductionAggregation

Modifier and Type	Method	Description
Scalar	ColumnView.reduce(ReductionAggregation aggregation)	Computes the reduction of the values in all rows of a column.
Scalar	ColumnView.reduce(ReductionAggregation aggregation, DType outType)	Computes the reduction of the values in all rows of a column.