Package

astraea.spark.rasterframes.expressions

aggstats

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package aggstats

Visibility
  1. Public
  2. All

Type Members

  1. abstract class CellCountAggregate extends DeclarativeAggregate with UnaryRasterAggregate

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    Cell count (data or NoData) aggregate function.

    Cell count (data or NoData) aggregate function.

    Since

    10/5/17

  2. case class CellMeanAggregate(child: Expression) extends DeclarativeAggregate with UnaryRasterAggregate with Product with Serializable

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    Cell mean aggregate function

    Cell mean aggregate function

    Annotations
    @ExpressionDescription()
    Since

    10/5/17

  3. case class CellStatsAggregate() extends UserDefinedAggregateFunction with Product with Serializable

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    Statistics aggregation function for a full column of tiles.

    Statistics aggregation function for a full column of tiles.

    Since

    4/17/17

  4. case class HistogramAggregate(numBuckets: Int) extends UserDefinedAggregateFunction with Product with Serializable

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    Histogram aggregation function for a full column of tiles.

    Histogram aggregation function for a full column of tiles.

    Since

    4/24/17

  5. class LocalCountAggregate extends UserDefinedAggregateFunction

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    Catalyst aggregate function that counts NoData values in a cell-wise fashion.

    Catalyst aggregate function that counts NoData values in a cell-wise fashion.

    Since

    8/11/17

  6. case class LocalMeanAggregate(child: Expression) extends DeclarativeAggregate with UnaryRasterAggregate with Product with Serializable

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    Annotations
    @ExpressionDescription()
  7. class LocalStatsAggregate extends UserDefinedAggregateFunction

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    Aggregation function for computing multiple local (cell-wise) statistics across all tiles.

    Aggregation function for computing multiple local (cell-wise) statistics across all tiles.

    Since

    4/17/17

  8. class LocalTileOpAggregate extends UserDefinedAggregateFunction

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    Aggregation function for applying a LocalTileBinaryOp pairwise across all tiles.

    Aggregation function for applying a LocalTileBinaryOp pairwise across all tiles. Assumes Monoid algebra.

    Since

    4/17/17

Ungrouped