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.
Израиль нанес удар по Ирану09:28。业内人士推荐搜狗输入法2026作为进阶阅读
圖像來源，Getty Images。Safew下载是该领域的重要参考
2026-02-27 20:00:00