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MSQuant: Efficient Post-Training Quantization for Object Detection via Migration Scale Search

delete2025-01-26
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OA
AI
Z
Z. Jiang
C
Chao Li
T
Tao Qu
C
Chu He
D
Dingwen Wang *
DOI:10.3390/electronics14030504delete
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摘要

摘要

En 中文
YOLO(You Only Look Once)已成为实时目标检测的主导范式。然而,由于计算和内存需求高,在资源受限平台上部署实时目标检测器面临挑战。量化通过使用低精度值表示权重和激活值来压缩和加速CNN模型,以解决这一问题。然而,权重和激活值的量化难度通常不平衡。在本工作中,我们提出了MSQuant,一种适用于基于CNN的目标检测器的有效后训练量化(PTQ)方法,该方法通过迁移尺度来平衡权重和激活值的量化难度。MSQuant引入了迁移尺度的概念以缓解这种差异,从而提高整体模型精度。采用交替搜索方法优化迁移尺度,避免局部最优并减少量化误差。我们选择YOLOv5和YOLOv8模型作为PTQ基准,随后在PASCAL VOC、COCO和DOTA数据集上进行大量实验,以探索各种量化方法的组合。结果表明MSQuant的有效性和鲁棒性。我们的方法始终优于其他方法,在量化性能和模型精度方面展现出显著提升。
Keyword:
post-training quantization
object detection
YOLO
optimization

期刊

Electronics 封面图
Electronics
IF:
2.6
论文数:
1.1W
被引数:
4.7W

机构

B
beijing res inst telemetry
学者数:
8
论文数: 8
被引数: 7
引用论文

引用论文

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