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org.hammerlab.magic.rdd.grid

PartialSumGridRDD

Related Docs: object PartialSumGridRDD | package grid

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class PartialSumGridRDD[V] extends Serializable

Given an RDD representing a summable value V at various (row, col) positions, compute a new RDD where an element with key (r, c) will have its value replaced by the sum of the values of all elements with keys (R, C) where R ≥ r and C ≥ c.

V

combinable value data type.

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  1. final def !=(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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  8. def finalize(): Unit

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  9. final def getClass(): Class[_]

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  13. final def notify(): Unit

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  14. final def notifyAll(): Unit

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  15. lazy val partialSums2D: RDD[((Row, Col), V)]

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  16. lazy val partitioner: GridPartitioner

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    rdd must already partitioned by a GridPartitioner.

  17. val rdd: RDD[((Row, Col), V)]

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    RDD with V values mapped to (row, col) position as on a 2-D grid.

  18. final def synchronized[T0](arg0: ⇒ T0): T0

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  19. def toString(): String

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  20. final def wait(): Unit

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