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ÕªÒª£º Ŀ¼1. SVM¸ÅÂÊ»¯Êä³ö2. ºÏÒ³Ëðʧ 1. SVM¸ÅÂÊ»¯Êä³ö ±ê×¼µÄSVM½øÐÐÔ¤²â Êä³öµÄ½á¹ûÊÇ£º ÊÇÎÞ·¨Êä³ö0-1Ö®¼äµÄ ÕýÑù±¾ ·¢ÉúµÄ¸ÅÂÊÖµ sigmoid-fitting ·½·¨£º ½«±ê×¼ SVM µÄÊä³ö½á¹û½øÐкó´¦Àí£¬×ª»»³ÉºóÑé¸ÅÂÊ A,B Ϊ´ýÄâºÏµÄ²ÎÊý£¬ f ΪÑù±¾ x µÄÎÞãÐÖµÊä³ö¡£ ÔĶÁÈ«ÎÄ
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ÕªÒª£º Ŀ¼1. SVMËã·¨×ܽá2. SMOËã·¨ 1. SVMËã·¨×ܽá Ñ¡Ôñ ºËº¯Êý ÒÔ¼°¶ÔÓ¦µÄ ³¬²ÎÊý ΪʲôҪѡÔñºËº¯Êý£¿ Éýά ½«ÏßÐÔÎÊÌâ²»¿É·ÖÎÊÌâ Éýάºóת»¯³É ÏßÐÔ¿É·ÖµÄÎÊÌ⠺˺¯Êý ÓÐÄÇЩ£¿ linea gauss polinormail tanh Ñ¡Ôñ³Í·£ÏîϵÊýC min ||w||2 + C ÔĶÁÈ«ÎÄ
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ÕªÒª£º Ŀ¼1. ×ܽá SVM2. Èí¼ä¸ôsvm4. ºËº¯Êý 1. ×ܽá SVM SVMËã·¨µÄ»ù´¡ÊǸÐÖªÆ÷Ä£ÐÍ£¬ ¸ÐÖªÆ÷Ä£ÐÍ Óë Âß¼­»Ø¹éµÄ²»Í¬Ö®´¦£¿ Âß¼­»Ø¹é sigmoid(¦Èx) Ó³Éäµ½ 0-1Ö®¼ä¸ø³öÔ¤²â¸ÅÂÊ ¸ÐÖªÆ÷·ÖÀà sign(¦Èx) Êä³ö¦ÈxµÄ·ûºÅ£¬ +1 »òÕß-1 ¸ø³öxÊÇÊôÓÚÕýÑù±¾»¹ÊǸºÑù ÔĶÁÈ«ÎÄ
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ÕªÒª£º Ŀ¼1. ÆÌµæ ¸ÐÖªÆ÷Ë㷨ģÐÍ2. SVM Ë㷨˼Ïë3. Ó²·Ö¸îSVM×ܽá Ö§³ÖÏòÁ¿»ú(Support Vector Machine, SVM)±¾ÉíÊÇÒ»¸ö¶þÔª·ÖÀàËã·¨£¬ÊǶԸÐÖªÆ÷Ë㷨ģÐ͵Äa56爆大奖在线娱乐À©Õ¹¡£ 1. ÆÌµæ ¸ÐÖªÆ÷Ë㷨ģÐÍ Ê²Ã´ÊǸÐÖªÆ÷Ë㷨ģÐÍ£¿ ¸ÐÖªÆ÷Ëã·¨ÊÇ×î¹ÅÀϵķÖÀàËã·¨Ö®Ò»£¬Ô­Àí±È½Ï¼òµ¥£¬ ÔĶÁÈ«ÎÄ
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