Greyscale rendering is deliberate. Gupta et al. (2023, “GlyphNet”) found that greyscale outperforms colour for glyph comparison because extreme contrast preserves edge detail through resize. No image augmentation either: flipping or rotating characters creates unrealistic glyphs.
self.seen_urls.add(url)，推荐阅读Line官方版本下载获取更多信息
43. 25 Continuing Education Statistics and Trends for 2026 - eCare Behavioral Health Institute, www.ecarebehavioralinstitute.com/blog/contin…，推荐阅读Line官方版本下载获取更多信息
Laura CressTechnology reporter