A repository of stochastic arithmetic units for reproducible research.
Adders with an extra port to switch between approx. and exact modes
There are: 2 implementations for this unit
Ardalan Najafi, Moritz Weissbrich, Guillermo Paya Vaya and Alberto Garcia-Ortiz Coherent Design of Hybrid Approximate Adders: Unified Design Framework and Metrics IEEE Journal on Emerging and Selected Topics in Circuits and Systems PDF Bibtex
@ARTICLE{8354693,
author={A. {Najafi} and M. {Weissbrich} and G. {Paya-Vaya} and A. {Garcia-Ortiz}},
journal={IEEE Journal on Emerging and Selected Topics in Circuits and Systems},
title={Coherent Design of Hybrid Approximate Adders: Unified Design Framework and Metrics},
year={2018},
volume={8},
number={4},
pages={736-745},
keywords={adders;approximation theory;coherent design;hybrid approximate adders;unified design framework;technology scaling;nonsystematic methodology;robust error metrics;approximate accelerator;ad-hoc methodology;Adders;Error analysis;Systematics;Computer vision;Usability;Approximate adders;error metrics;computer vision;generic template;automatic design framework},
doi={10.1109/JETCAS.2018.2833284},
ISSN={2156-3357},
month={Dec},}
Fabio Frustaci , Stefania Perri , Pasquale Corsonello , Massimo Alioto Energy-Quality Scalable Adders Based on Nonzeroing Bit Truncation IEEE Transactions on Very Large Scale Integration (VLSI) Systems PDF Bibtex
@ARTICLE{8561219,
author={F. {Frustaci} and S. {Perri} and P. {Corsonello} and M. {Alioto}},
journal={IEEE Transactions on Very Large Scale Integration (VLSI) Systems},
title={Energy-Quality Scalable Adders Based on Nonzeroing Bit Truncation},
year={2019},
volume={27},
number={4},
pages={964-968},
keywords={adders;energy consumption;power aware computing;energy reduction;ripple-carry adder;peak signal-to-noise ratio;energy-quality scalable adders;nonzeroing bit truncation;approximate addition;energy consumption;output quality;error-tolerant applications;innovative bit truncation strategy;quality degradation;truncation schemes;discrete cosine transform engine;silicon area overhead;noise figure 8.5 dB;Adders;Very large scale integration;Energy consumption;Art;Degradation;Discrete cosine transforms;Engines;Adaptive precision;approximate computing;energy-quality scaling;error-tolerant systems;low-power design;VLSI},
doi={10.1109/TVLSI.2018.2881326},
ISSN={1063-8210},
month={April},}