一種人臉表情的疼痛評估方法獲發明專利證書
2021-09-13 656 gjys004
愛朋(peng)醫(yi)療(300753.SZ)發布公告,公司近(jin)日收到國家知識產權局頒發的1項發明專利證書,發明名(ming)稱:一種(zhong)人臉表(biao)情的疼痛評(ping)估方法。
據悉,該(gai)發明涉及表(biao)(biao)(biao)情(qing)(qing)識別及疼(teng)(teng)痛(tong)(tong)評估(gu)(gu)技術領域,具體來說是一(yi)種(zhong)人臉表(biao)(biao)(biao)情(qing)(qing)的(de)(de)疼(teng)(teng)痛(tong)(tong)評估(gu)(gu)方(fang)法(fa)(fa),對圖像先后(hou)進(jin)(jin)行(xing)(xing)去噪平滑(hua)處理(li)(li)、人臉在圖像中的(de)(de)位置檢測處理(li)(li)、歸一(yi)化處理(li)(li),并(bing)(bing)分(fen)(fen)別采(cai)用(yong)Gabor濾波器(qi)和最(zui)(zui)大池化法(fa)(fa)提(ti)取Gabor疼(teng)(teng)痛(tong)(tong)表(biao)(biao)(biao)情(qing)(qing)特(te)(te)征(zheng)(zheng)(zheng)和最(zui)(zui)大池化疼(teng)(teng)痛(tong)(tong)表(biao)(biao)(biao)情(qing)(qing)特(te)(te)征(zheng)(zheng)(zheng)后(hou)再(zai)進(jin)(jin)行(xing)(xing)特(te)(te)征(zheng)(zheng)(zheng)融合,最(zui)(zui)大程度地實(shi)現了表(biao)(biao)(biao)情(qing)(qing)特(te)(te)征(zheng)(zheng)(zheng)向量集的(de)(de)抗(kang)干擾能力(li),能夠提(ti)取出(chu)更(geng)為(wei)全面的(de)(de)表(biao)(biao)(biao)情(qing)(qing)特(te)(te)征(zheng)(zheng)(zheng),使(shi)得后(hou)續的(de)(de)疼(teng)(teng)痛(tong)(tong)評估(gu)(gu)更(geng)為(wei)準確,最(zui)(zui)后(hou)采(cai)用(yong)SVR回歸分(fen)(fen)類器(qi)對待訓(xun)練的(de)(de)疼(teng)(teng)痛(tong)(tong)表(biao)(biao)(biao)情(qing)(qing)特(te)(te)征(zheng)(zheng)(zheng)向量集進(jin)(jin)行(xing)(xing)訓(xun)練與學習(xi),并(bing)(bing)得出(chu)SVR模型,能夠有效、快(kuai)速、準確地對疼(teng)(teng)痛(tong)(tong)表(biao)(biao)(biao)情(qing)(qing)的(de)(de)等級(ji)作(zuo)出(chu)評估(gu)(gu)。
該發明專利是公司在研項目“疼(teng)痛(tong)表情(qing)識別”的階段(duan)性進展,也是公司致力開發的疼(teng)痛(tong)判斷、分析、評估以及診療(liao)等疼(teng)痛(tong)管(guan)理(li)系列核心(xin)技(ji)術(shu)(shu)的重大階段(duan)性進展,該項技(ji)術(shu)(shu)的突破對公司打造“疼(teng)痛(tong)管(guan)理(li)”全病程(cheng)診療(liao)產品(pin)圈具(ju)有重大意(yi)義。