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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。WPS下载最新地址是该领域的重要参考
* @param arr 待排序数组
First Quarter - Half of the Moon is lit on the right side. It looks like a half-Moon.