Results 21 to 30 of about 3,987,318 (283)

A training pipeline of an arrhythmia classifier for atrial fibrillation detection using Photoplethysmography signal

open access: yesFrontiers in Physiology, 2023
Photoplethysmography (PPG) signal is potentially suitable in atrial fibrillation (AF) detection for its convenience in use and similarity in physiological origin to electrocardiogram (ECG).
Sota Kudo   +8 more
doaj   +1 more source

X-NVDLA: Runtime Accuracy Configurable NVDLA Based on Applying Voltage Overscaling to Computing and Memory Units

open access: yesIEEE Transactions on Circuits and Systems Part 1: Regular Papers, 2023
This paper investigates a runtime accuracy reconfigurable implementation of an energy efficient deep learning accelerator. It is based on voltage overscaling (VOS) technique which provides dynamic adjustment of approximation level as well as improving ...
H. Afzali-Kusha, Massoud Pedram
semanticscholar   +1 more source

ILAFD: Accuracy-Configurable Floating-Point Divider Using an Approximate Reciprocal and an Iterative Logarithmic Multiplier

open access: yesACM Great Lakes Symposium on VLSI, 2023
Approximate computing provides benefits in the logic area, latency, and/or power without significantly affecting the outputs of some applications. Various approximate computing techniques have been applied for floating-point (FP) dividers that are ...
James I. Oelund, Sunwoong Kim
semanticscholar   +1 more source

Accuracy-configurable adder for approximate arithmetic designs [PDF]

open access: yesProceedings of the 49th Annual Design Automation Conference, 2012
Approximation can increase performance or reduce power consumption with a simplified or inaccurate circuit in application contexts where strict requirements are relaxed. For applications related to human senses, approximate arithmetic can be used to generate sufficient results rather than absolutely accurate results.
Andrew B. Kahng, Seokhyeong Kang
openaire   +1 more source

Design of Universal Configurable Data Exciter [PDF]

open access: yesJisuanji gongcheng, 2019
Existing generation technologies for directional excitation and random excitation is time-consuming,and result in heavy workloads for cross-platform use.To address the problem,a universal configurable data exciter is designed based on internal logic ...
LU Zhaoyan, JIANG Zejun, CHEN Jinchao, WANG Yuantian
doaj   +1 more source

Energy and bandwidth efficiency optimization of quantum-enabled optical communication channels

open access: yesnpj Quantum Information, 2022
We present a systematic study of quantum receivers and modulation methods enabling resource efficient quantum-enhanced optical communication. We introduce quantum-inspired modulation schemes that theoretically yield a better resource efficiency than ...
M. V. Jabir   +4 more
doaj   +1 more source

A data-driven approach to increasing the lifetime of IoT sensor nodes

open access: yesScientific Reports, 2021
Data transmission accounts for significant energy consumption in wireless sensor networks where streaming data is generated by the sensors. This impedes their use in many settings, including livestock monitoring over large pastures (which forms our ...
Shikhar Suryavansh   +3 more
doaj   +1 more source

Accuracy Configurable Adders with Negligible Delay Overhead in Exact Operating Mode

open access: yesACM Trans. Design Autom. Electr. Syst., 2022
In this paper, two accuracy configurable adders capable of operating in approximate and exact modes are proposed. In the adders, which include a block-based carry propagate and a parallel prefix structure, the carry chains are cut off in the approximate ...
Farhad Ebrahimi-Azandaryani   +4 more
semanticscholar   +1 more source

Efficient Stack Distance Approximation Based on Workload Characteristics

open access: yesIEEE Access, 2022
A stack distance of a reference is the depth from which the reference must be extracted from a stack. It has been widely applied to a variety of applications utilizing temporal locality information.
Sooyoung Lim, Dongchul Park
doaj   +1 more source

A high accuracy and configurable voltage (1.2/1.8/2.5/3.3 V) bandgap reference with base current compensation for DC–DC converters

open access: yesElectronics Letters, 2022
Presented is an improved bandgap reference (BGR), which has the performance of high accuracy and can generate the required voltage reference. In this BGR, the improved base current compensation is proposed to eliminate the effect of the base current ...
Hao Zhou, Yuanfei Wang, Hao Min
doaj   +1 more source

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