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ÅÝÅÝÄ­Ä­_ww: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú, лл 2013-02-16 10:43:12
In pearson correlation, -1 or 1 means the exact match, just different directions.

The negative value only means when x increases, y decreases. For example, y = 10 - x , the correlation between x and y will be -1.
2Â¥2013-02-15 18:27:23
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2Â¥: Originally posted by wizardfan at 2013-02-15 18:27:23
In pearson correlation, -1 or 1 means the exact match, just different directions.

The negative value only means when x increases, y decreases. For example, y = 10 - x , the correlation between x  ...

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4Â¥: Originally posted by wizardfan at 2013-02-17 09:29:48
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ÔÚÄ£ÐÍÄâºÏʱÈí¼þ¿ÉÒÔ¸ø³öcorrelation of parameter estimates, ÎÒ²»Ã÷°×Õâ¸öÊÇʲôÒâÒ壬Èç¹ûÖµºÜ¸ß¾ÍÒâζ×ÅbºÍnÖ®¼äÓÐÏà¹ØÐÔô£¿
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