class DLImageTransformer extends DLTransformerBase[Nothing] with HasInputCol with HasOutputCol
Provides DataFrame-based API for image pre-processing and feature transformation. DLImageTransformer follows the Spark Transformer API pattern and can be used as one stage in Spark ML pipeline.
The input column can be either DLImageSchema.byteSchema or DLImageSchema.floatSchema. If using DLImageReader, the default format is DLImageSchema.byteSchema The output column is always DLImageSchema.floatSchema.
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- DLImageTransformer
- HasOutputCol
- HasOutputCol
- HasInputCol
- HasInputCol
- DLTransformerBase
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- PipelineStage
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- Params
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Instance Constructors
- new DLImageTransformer(transformer: FeatureTransformer)
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new
DLImageTransformer(transformer: Transformer[ImageFeature, ImageFeature], uid: String)
- transformer
Single or a sequence of BigDL FeatureTransformers to be used. E.g. Resize(256, 256) -> CenterCrop(224, 224) -> ChannelNormalize(123, 117, 104, 1, 1, 1) -> MatToTensor()
Value Members
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def
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def
$[T](param: Param[T]): T
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final
def
asInstanceOf[T0]: T0
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final
def
clear(param: Param[_]): DLImageTransformer.this.type
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def
clone(): AnyRef
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def
copy(extra: ParamMap): Nothing
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- DLTransformerBase → Model → Transformer → PipelineStage → Params
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def
copyValues[T <: Params](to: T, extra: ParamMap): T
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def
defaultCopy[T <: Params](extra: ParamMap): T
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def
explainParam(param: Param[_]): String
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def
explainParams(): String
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final
def
extractParamMap(): ParamMap
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final
def
extractParamMap(extra: ParamMap): ParamMap
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finalize(): Unit
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def
getDefault[T](param: Param[T]): Option[T]
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final
def
getInputCol: String
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- HasInputCol
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final
def
getOrDefault[T](param: Param[T]): T
- Definition Classes
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final
def
getOutputCol: String
- Definition Classes
- HasOutputCol
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def
getParam(paramName: String): Param[Any]
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final
def
hasDefault[T](param: Param[T]): Boolean
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def
hasParam(paramName: String): Boolean
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def
hasParent: Boolean
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def
hashCode(): Int
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def
initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
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def
initializeLogIfNecessary(isInterpreter: Boolean): Unit
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final
val
inputCol: Param[String]
- Definition Classes
- HasInputCol
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def
internalTransform(dataFrame: DataFrame): DataFrame
- Attributes
- protected
- Definition Classes
- DLImageTransformer → DLTransformerBase
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final
def
isDefined(param: Param[_]): Boolean
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final
def
isInstanceOf[T0]: Boolean
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def
isTraceEnabled(): Boolean
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log: Logger
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def
logDebug(msg: ⇒ String, throwable: Throwable): Unit
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logDebug(msg: ⇒ String): Unit
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logError(msg: ⇒ String, throwable: Throwable): Unit
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logError(msg: ⇒ String): Unit
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def
logInfo(msg: ⇒ String, throwable: Throwable): Unit
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logInfo(msg: ⇒ String): Unit
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logName: String
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def
logTrace(msg: ⇒ String, throwable: Throwable): Unit
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logTrace(msg: ⇒ String): Unit
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def
logWarning(msg: ⇒ String, throwable: Throwable): Unit
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def
logWarning(msg: ⇒ String): Unit
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ne(arg0: AnyRef): Boolean
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notify(): Unit
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final
def
notifyAll(): Unit
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final
val
outputCol: Param[String]
- Definition Classes
- HasOutputCol
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lazy val
params: Array[Param[_]]
- Definition Classes
- Params
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var
parent: Estimator[Nothing]
- Definition Classes
- Model
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final
def
set(paramPair: ParamPair[_]): DLImageTransformer.this.type
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final
def
set(param: String, value: Any): DLImageTransformer.this.type
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final
def
set[T](param: Param[T], value: T): DLImageTransformer.this.type
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final
def
setDefault(paramPairs: ParamPair[_]*): DLImageTransformer.this.type
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final
def
setDefault[T](param: Param[T], value: T): DLImageTransformer.this.type
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- Params
- def setInputCol(value: String): DLImageTransformer.this.type
- def setOutputCol(value: String): DLImageTransformer.this.type
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def
setParent(parent: Estimator[Nothing]): Nothing
- Definition Classes
- Model
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final
def
synchronized[T0](arg0: ⇒ T0): T0
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def
toString(): String
- Definition Classes
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def
transform(dataset: Dataset[_]): DataFrame
- Definition Classes
- DLTransformerBase → Transformer
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def
transform(dataset: Dataset[_], paramMap: ParamMap): DataFrame
- Definition Classes
- Transformer
- Annotations
- @Since( "2.0.0" )
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def
transform(dataset: Dataset[_], firstParamPair: ParamPair[_], otherParamPairs: ParamPair[_]*): DataFrame
- Definition Classes
- Transformer
- Annotations
- @Since( "2.0.0" ) @varargs()
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def
transformSchema(schema: StructType): StructType
- Definition Classes
- DLImageTransformer → PipelineStage
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def
transformSchema(schema: StructType, logging: Boolean): StructType
- Attributes
- protected
- Definition Classes
- PipelineStage
- Annotations
- @DeveloperApi()
- val transformer: Transformer[ImageFeature, ImageFeature]
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val
uid: String
- Definition Classes
- DLImageTransformer → Identifiable
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def
validateInputType(inputType: DataType): Unit
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final
def
wait(): Unit
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def
wait(arg0: Long, arg1: Int): Unit
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