ã¯ã¼ãã³åå¾è
ãXããã¶è³¼å
¥è
ãZã¨ãã¾ãããï¼Xã¨Zã¯ç¢ºçå¤æ°ï¼ãXã¨Zãç¸äºã«ä¸ããå½±é¿ãç¡è¦ãã¦ãããããç¬ç«ã®ç¢ºçåå¸ï¼å¨è¾ºç¢ºçï¼ãæ±ããã¨ãã¯ã¼ãã³ãåå¾ãã人ã®å¨è¾ºç¢ºçp(X)ã¯0.45ããã¶ãè³¼å
¥ãã人ã®å¨è¾ºç¢ºçp(Z)ã¯0.35ã¨ãªãã¾ãã ãäºãã«å½±é¿ãåã¼ããã¨ãèæ
®ããå ´åï¼åæ確çåå¸ï¼ã¯ã2ã¤ã®ç¢ºçå¤æ°ã使ã£ã¦p(X,Z)ã¨è¡¨ãã¾ãã2ã¤ã®å¤æ°ã両æ¹åãã¨è¨ç®ãã«ããã®ã§ã1ã¤ãåºå®ãã¦ãã1ã¤ã®å¤åã§è¦ã¦ããã¾ãï¼æ¡ä»¶ä»ã確çåå¸ï¼ã 確çã®å æ³å®çã¨ä¹æ³å®ç çµ±è¨ã¯ã©ããã¦ãæ°å¼ã£ã½ãã®ãåºã¦ãã¦ãã¾ãã®ã§ãããã§ç¨èªã¨è¨å·ããããããã¾ãã XãZï¼ç¢ºçå¤æ° å¨è¾ºç¢ºçï¼p(X) åæ確çåå¸ï¼p(X,Z) æ¡ä»¶ä»ã確çåå¸ï¼p(Z|X)â¦Xãèµ·ããæ¡ä»¶ä¸ã§ã®Zã®ç¢ºç ã¤ãã§ã«æ¬¡ã®2ã¤ã®å®çãè¦ãã¦ããã¾ããããã 確çã®å æ³å®çï¼p(X)=ΣZp(X,Z)
{{#tags}}- {{label}}
{{/tags}}