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.
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。关于这个话题，快连下载安装提供了深入分析
Blue: Kinds of chain reaction "effects"
為何專家質疑YouGov的數據？