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An Energy-Efficient Block-Based Nonmaximum Suppression Engine for High-Parallel Postprocessing of Visual Object Detection

delete2025-07-01
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PRE
AI
Y
Yuchuan Gong
H
Haojie Wei
H
Hongtao Guo
J
Jiahao Zheng
Q
Qingyuan Hou
Z
Zherong Liu
T
Teng Zhang
J
Jingxiao Zheng
Y
Ye Liu
L
Liang Zhou
Z
Zhengning Wang
J
Jun Zhou
DOI:10.1109/TVLSI.2025.3559389delete
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摘要

摘要

En 中文
如今,视觉目标检测(VOD)被广泛应用于许多AI应用中,例如自动驾驶、智能机器人和智能监控。作为VOD中的一项关键后处理步骤,非极大值抑制(NMS)被用于生成作为检测结果的边界框。然而,NMS难以并行化且计算密集,导致处理延迟和能耗较高。为解决此问题,本文提出了一种基于块的高能效NMS引擎,该引擎结合了算法级和硬件级的设计技术,以提升处理速度和能效。这些技术包括块-NMS方案、自适应混合排序架构(AHSA)以及可重构流水线式块-NMS计算架构。所提出的引擎采用28-nm CMOS工艺实现。与现有先进设计相比,它实现了最高的性能(237.97 GOPS)和能效(8.71 TOPS/W),同时提供与原始NMS完全等效的结果。
Keyword:
Energy-efficiency
high parallel processing
nonmaximum suppression (NMS)
visual object detection (VOD)

期刊

I
IEEE Transactions on Very Large Scale Integration (VLSI) Systems
IF:
3.1
论文数:
487
被引数:
7.3K

机构

U
university of electronic science and technology of china
学者数:
1.3W
论文数: 4.8K
被引数: 4
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