P shen jing wang luo shi yi zhong duo ceng shen jing wang luo qi quan zhi diao zheng shi an zhao wu cha ti du xia jiang yuan ze jin xing diao zheng ju you hen qiang de zi shi ying ji rong cuo neng li chang bei zuo wei zhong yao de gong ju lai jie jue mo shi shi bie ji yu ce wen ti bu guo ji ben de BP shen jing wang luo ju you yi xie xian tian que xian xiang shou lian su du man dao zhi xun lian shi jian chang wu cha yi yu xian ru ju bu zui xiao zhi xue xi lv he dong liang yin zi de xuan ze jue ding le wang luo de shou lian xing neng wang luo jie gou nan yi que ding deng zhe xie wen ti dui BP shen jing wang luo de tui guang shi yong dai lai le ji da de zu ai shi yong zhen dui gu you que xian gai jin hou de BP shen jing wang luo yi ban du neng ke fu ji ben BP wang luo de yi xie wen ti BP Back Propagation shen jing wang luo fen wei shu ru ceng yin ceng he shu chu ceng tong ceng jie dian zhi jian mei you lian jie ceng jian jie dian zhi jian shi xing quan lian jie mei ceng jie dian de shu chu zhi ying xiang xia yi ceng jie dian de shu chu wang luo de xin xi chuan bo guo cheng bao kuo zheng xiang chuan bo he ni xiang chuan bo zheng xiang chuan bo zhi de shi shu ru xin hao you shu ru ceng tong guo ji huo han shu de zuo yong xiang qian chuan bo dao yin han ceng yin han ceng jie dian jing guo ji huo han shu zai ba xin xi chuan bo dao shu chu ceng de shen jing yuan jie dian ni xiang chuan bo shi tong guo ji suan shu chu ceng shen jing yuan jie dian shu chu zhi yu qi wang zhi de wu cha gai wu cha xin xi yan zhao xiang fan de lu jing fan hui zai fan hui guo cheng zhong xiu gai ge ceng de quan zhi he yu zhi lai zhu jian suo xiao wu cha zhi ben wen ti chu le yi zhong gai jin suan fa zhu yao zai BP shen jing wang luo de shu ru yang li de yu chu li jie duan tong yi yang ben shu ju ge ge zi duan zhi de shu liang ji ji zai jiang shu liang ji cha bie hen da de shu ru shu ju xian jin xing yu chu li shi suo you zi duan de shu zhi fen bu zai tong yi liang ji shang zhi hou jiang suan fa ying yong yu shi yan fen xi zai shi yan zhong zheng ming gai suan fa de que ke yi hen hao de gai jin BP shen jing wang luo de xun lian xiao lv he yu ce zhun que du