dorsal/arxiv
View SchemaTranSC: Hardware-Aware Design of Transcendental Functions Using Stochastic Logic
| Authors | Mehran Moghadam, Sercan Aygun, M. Hassan Najafi |
|---|---|
| Categories | |
| ArXiv ID | 2601.07172vv1 |
| URL | https://arxiv.org/abs/2601.07172 |
| License | http://creativecommons.org/licenses/by/4.0/ |
Abstract
The hardware-friendly implementation of transcendental functions remains a longstanding challenge in design automation. These functions, which cannot be expressed as finite combinations of algebraic operations, pose significant complexity in digital circuit design. This study introduces a novel approach, TranSC, that utilizes stochastic computing (SC) for lightweight yet accurate implementation of transcendental functions. Building on established SC techniques, our method explores alternative random sources-specifically, quasi-random Van der Corput low-discrepancy (LD) sequences-instead of conventional pseudo-randomness. This shift enhances both the accuracy and efficiency of SC-based computations. We validate our approach through extensive experiments on various function types, including trigonometric, hyperbolic, and activation functions. The proposed design approach significantly reduces MSE by up to 98% compared to the state-of-the-art solutions while reducing hardware area, power consumption, and energy usage by 33%, 72%, and 64%, respectively.
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"abstract": "The hardware-friendly implementation of transcendental functions remains a longstanding challenge in design automation. These functions, which cannot be expressed as finite combinations of algebraic operations, pose significant complexity in digital circuit design. This study introduces a novel approach, TranSC, that utilizes stochastic computing (SC) for lightweight yet accurate implementation of transcendental functions. Building on established SC techniques, our method explores alternative random sources-specifically, quasi-random Van der Corput low-discrepancy (LD) sequences-instead of conventional pseudo-randomness. This shift enhances both the accuracy and efficiency of SC-based computations. We validate our approach through extensive experiments on various function types, including trigonometric, hyperbolic, and activation functions. The proposed design approach significantly reduces MSE by up to 98% compared to the state-of-the-art solutions while reducing hardware area, power consumption, and energy usage by 33%, 72%, and 64%, respectively.",
"arxiv_id": "2601.07172",
"authors": [
"Mehran Moghadam",
"Sercan Aygun",
"M. Hassan Najafi"
],
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"license": "http://creativecommons.org/licenses/by/4.0/",
"title": "TranSC: Hardware-Aware Design of Transcendental Functions Using Stochastic Logic",
"url": "https://arxiv.org/abs/2601.07172",
"version": "v1"
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