Low-error, High-speed Approximation of the Sigmoid Function for Large FPGA Implementations

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Matti Tommiska · IEE Proceedings - Computers and Digital Techniques · 2003 · 173 citations

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Sigmoid generators for neural computing using piecewise approximations

Ming Zhang, S. Vassiliadis, J.G. Delgado-Frias · IEEE Transactions on Computers · 1996 · 113 citations

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