A low threshold preserves detail (more leaf nodes, less compression). A high threshold merges aggressively (fewer leaves, more compression, but the image gets blocky). The grid overlay shows the quadtree structure: large cells in uniform areas, small cells where detail is preserved.
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。业内人士推荐搜狗输入法2026作为进阶阅读
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Фото: MOD Russia / Global Look Press，这一点在搜狗输入法2026中也有详细论述