[GitHub] piyushghai commented on a change in pull request #13522: [MXNET-1249] Fix Object Detector Performance with GPU

[GitBox <gi...@apache.org>]

piyushghai commented on a change in pull request #13522: [MXNET-1249] Fix Object Detector Performance with GPU
URL: https://github.com/apache/incubator-mxnet/pull/13522#discussion_r238784850
 
 

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 File path: scala-package/infer/src/main/scala/org/apache/mxnet/infer/ObjectDetector.scala
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 @@ -94,13 +94,13 @@ class ObjectDetector(modelPathPrefix: String,
   def objectDetectWithNDArray(input: IndexedSeq[NDArray], topK: Option[Int])
   : IndexedSeq[IndexedSeq[(String, Array[Float])]] = {
 
-    val predictResult = predictor.predictWithNDArray(input)(0)
+    val predictResult = predictor.predictWithNDArray(input)(0).asInContext(Context.cpu())
 
 Review comment:
   If possible, can we apply this to ```ImageClassifier``` class as well ? 
   Maybe this can provide a speed boost there as well ? 

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