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. 2021 May 7;108:107490. doi: 10.1016/j.asoc.2021.107490

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Fig. 3 — MobileNet and ShuffleNet basic building blocks: (a) Mobile Unit-A, (b) Mobile Unit-B, (c) Shuffle Unit-A, and (d) Shuffle Unit-B. (BN: Batch normalization, ReLU: Rectified linear unit, CReLU: Clipped ReLU, Ch. Shuf. Opr: Channel shuffle operation).