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by Michele Laurelli

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Depthwise Separable Convolution

Technique
Definition

Factorizes standard convolution into depthwise and pointwise convolutions for efficiency.

Depthwise convolves each channel separately. Pointwise (1x1) combines channels. Drastically reduces computation. Core of MobileNet.

Examples

1

MobileNet architecture

2

Efficient CNNs

3

Mobile deployment

Related Terms

MobileNet

Efficient CNN architecture using depthwise separable convolutions for mobile deployment.

Convolution

A mathematical operation that slides a filter/kernel over input data to extract features.

Michele Laurelli - AI Research & Engineering