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Remove enumerable re-enumeration #998

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Remove enumerable re-enumeration #998

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11 changes: 6 additions & 5 deletions ...rp/getting-started/DeepLearning_ObjectDetection_Onnx/ObjectDetectionConsoleApp/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@
try
{
// Load Data
IEnumerable<ImageNetData> images = ImageNetData.ReadFromFile(imagesFolder);
ImageNetData[] images = ImageNetData.ReadFromFile(imagesFolder).ToArray();
IDataView imageDataView = mlContext.Data.LoadFromEnumerable(images);

// Create instance of model scorer
Expand All @@ -32,13 +32,14 @@
var boundingBoxes =
probabilities
.Select(probability => parser.ParseOutputs(probability))
.Select(boxes => parser.FilterBoundingBoxes(boxes, 5, .5F));
.Select(boxes => parser.FilterBoundingBoxes(boxes, 5, .5F))
.ToArray();

// Draw bounding boxes for detected objects in each of the images
for (var i = 0; i < images.Count(); i++)
for (var i = 0; i < images.Length; i++)
{
string imageFileName = images.ElementAt(i).Label;
IList<YoloBoundingBox> detectedObjects = boundingBoxes.ElementAt(i);
string imageFileName = images[i].Label;
IList<YoloBoundingBox> detectedObjects = boundingBoxes[i];

DrawBoundingBox(imagesFolder, outputFolder, imageFileName, detectedObjects);

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