Boe Technology Group Co., Ltd.

Longfei Li

Tuo Sun

Shuo Zhang

Yanzhao Li

Chao Zhou

Zhenzhong Zhang

Cuifang Zhang

Yulan Hu

Sifan Wang

A linewidth measurement method includes: obtaining a target image of the line, the line including a first line segment; performing region connecting on an edge image or binary image of the target image to obtain a region connected image, the region connected image including a target connected region corresponding to a pattern of the line, and a pixel value of each pixel in the target connected region being different from that of each pixel outside the target connected region; determining a first edge point and a second edge point of the first line segment based on the region connected image; and determining a width of the first line segment according to the first edge point and the second edge point, and determining the width of the line according to the width of the first line segment.

Linewidth measurement method and apparatus, computing and processing device, computer program and computer readable medium

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Longfei Li