綜合表1及表2數據,說明本文方法在利用多點觸摸進行身份認證時可以在對真實用戶達到較高的識別率同時對入侵用戶也有較高的拒絕率。
4 結語
目前,利用智能手機觸摸屏多點觸摸功能進行用戶身份認證的研究還處於起步階段,本文所提出的利用模板匹配方法對用戶身份真實性進行判斷,實驗仿真表明本文方法有效可行。在將來的研究工作中,將從多點觸摸手勢中獲得的更加有辨識度的特征信息,並針對模板匹配中的模板更新規則進行優化,從而獲得更高的認證精度。同時將采用大量數據對算法進行進一步性能評估。
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