22 lines
849 B
Markdown
22 lines
849 B
Markdown
---
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title: Flatten Layer
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---
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# Flatten Layer
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* Layer type: `Flatten`
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* [Doxygen Documentation](http://caffe.berkeleyvision.org/doxygen/classcaffe_1_1FlattenLayer.html)
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* Header: [`./include/caffe/layers/flatten_layer.hpp`](https://github.com/BVLC/caffe/blob/master/include/caffe/layers/flatten_layer.hpp)
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* CPU implementation: [`./src/caffe/layers/flatten_layer.cpp`](https://github.com/BVLC/caffe/blob/master/src/caffe/layers/flatten_layer.cpp)
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The `Flatten` layer is a utility layer that flattens an input of shape `n * c * h * w` to a simple vector output of shape `n * (c*h*w)`.
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## Parameters
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* Parameters (`FlattenParameter flatten_param`)
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* From [`./src/caffe/proto/caffe.proto`](https://github.com/BVLC/caffe/blob/master/src/caffe/proto/caffe.proto):
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{% highlight Protobuf %}
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{% include proto/FlattenParameter.txt %}
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{% endhighlight %}
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