Study and implementation of FPGA-based KLT algorithm for fabric inspection system

Abstract

Abstract: A new fabric inspection system based on FPGA is presented. Making use of FPGA’s parallel structure and rich memory resource design KLT detection algorithm is exploited to do real-time detection and the flexibility of programmed hardware can satisfy the adjust of KLT detection algorithm so as to adapt to different detection requirements. The verification indicates that the design can satisfy the requirements of practical application well and make the detection flexible and convenient.

Key words: Field-Programmable Gate Array（FPGA）, image processing, KLT, fabric defect detection

摘要： 提出了一种基于FPGA的织物疵点检测系统的实现方案，设计在充分利用FPGA的并行体系架构和丰富的块存储资源的情况下引入KLT（Kanade-Lucas-Tomasi）特征点检测算法对织物疵点进行实时检测，以灵活的硬件可编程来满足KLT检测算法的调整以适应不同的检测要求。经验证，系统可以在实际的应用中准确地检测出织物上的疵点，且检测灵活方便。

关键词: 现场可编程门阵列（FPGA）, 图像处理, KLT算法, 织物疵点检测

ZHU Xueliang, CHAI Zhilei, LIANG Jiuzhen, ZHONG Chuanjie. Study and implementation of FPGA-based KLT algorithm for fabric inspection system[J]. Computer Engineering and Applications, 2012, 48(24): 144-148.

朱学亮，柴志雷，梁久祯，钟传杰. KLT织物疵点检测算法研究及FPGA实现[J]. 计算机工程与应用, 2012, 48(24): 144-148.

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Study and implementation of FPGA-based KLT algorithm for fabric inspection system

KLT织物疵点检测算法研究及FPGA实现

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