keystoneml.loaders

ImageLoaderUtils

object ImageLoaderUtils extends Logging

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

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  12. def getFilePathsRDD(sc: SparkContext, dataPath: String, numParts: Option[Int] = None): RDD[URI]

    Given a spark context, a path to a directory containing a number of files, and an optional number of parts, return an RDD with one URI per file on the data path.

    Given a spark context, a path to a directory containing a number of files, and an optional number of parts, return an RDD with one URI per file on the data path.

    sc

    Spark context.

    dataPath

    Data path.

    numParts

    Number of desired partitions of the output (if unset, one partition per file will be created.)

    returns

  13. def hashCode(): Int

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  14. final def isInstanceOf[T0]: Boolean

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  15. def loadFiles[L, I <: AbstractLabeledImage[L]](filePathsRDD: RDD[URI], labelsMap: (String) ⇒ L, imageBuilder: (Image, L, Option[String]) ⇒ I, namePrefix: Option[String] = None)(implicit arg0: ClassTag[I]): RDD[I]

    Load all files whose paths are contained in @filePathsRDD.

    Load all files whose paths are contained in @filePathsRDD.

    filePathsRDD

    a list of tarfile paths containing images

    labelsMap

    a mapping from image directory name to image label

  16. def log: Logger

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  17. def logDebug(msg: ⇒ String, throwable: Throwable): Unit

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  18. def logDebug(msg: ⇒ String): Unit

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  26. def logWarning(msg: ⇒ String): Unit

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