什麼cca分析方法

Ⅰ cca鏄浠涔堟剰鎬

cca鐨勫叏縐版槸canonical correspondence analusis錛岀緝鍐欎負CCA錛屾剰鎬濇槸鍏歌寖瀵瑰簲鍒嗘瀽銆

涓銆乧ca鐨勬傚康

鍏歌寖瀵瑰簲鍒嗘瀽鏄鍩轟簬瀵瑰簲鍒嗘瀽錛圕A錛夊彂灞曡屾潵鐨勪竴縐嶆帓搴忔柟娉曪紝灝嗗瑰簲鍒嗘瀽涓庡氬厓鍥炲綊鍒嗘瀽鐩哥粨鍚堬紝姣忎竴姝ヨ＄畻鍧囦笌鐜澧冨洜瀛愯繘琛屽洖褰掞紝鍙堢О澶氬厓鐩存帴姊搴﹀垎鏋愩

涓夈丆CA鐨勭己鐐

瀛樺湪鈥滃紦褰㈡晥搴斺濄傚厠鏈嶅紦褰㈡晥搴斿彲浠ラ噰鐢ㄩ櫎瓚嬪娍鍏歌寖瀵瑰簲鍒嗘瀽錛坉etrended canonical correspondence, DCCA錛夈傜█鏈夌墿縐嶅規帓搴忕殑褰卞搷寰堝ぇ錛屽仛CCA鏄鏈夊繀瑕佸墧闄ょ█鏈夌墿縐嶃

鍥涖佺粨鏋滃彲淇℃

鏌ョ湅緔璁¤礎鐚鐜囧強鐜澧冧笌鐮旂┒瀵硅薄鍓嶄袱涓鎺掑簭杞翠箣闂寸殑鐩稿叧鎬с