Now showing items 1-3 of 3

    • Adaptive algorithms applied to accelerometer biometrics in a data stream context 

      Pisani, Paulo Henrique; Lorena, Ana Carolina[UNIFESP]; de Carvalho, Andre C. P. L. F. (Ios Press, 2017)
      The use of smartphone devices has increased over the last years, as illustrated by the growth in smartphone sales. These devices are currently used for several services, such as bank account access, social networks and ...

    • Enhanced template update: Application to keystroke dynamics 

      Pisani, Paulo Henrique; Giot, Romain; de Carvalho, Andre C. P. L. F.; Lorena, Ana Carolina [UNIFESP] (Elsevier Advanced Technology, 2016)
      With the increasing number of activities being performed using computers, there is an ever growing need for advanced authentication mechanisms like biometrics. One efficient and low cost biometric modality is keystroke ...

    • Score normalization applied to adaptive biometric systems 

      Pisani, Paulo Henrique; Poh, Norman; de Carvalho, Andre C. P. L. F.; Lorena, Ana Carolina [UNIFESP] (Elsevier Advanced Technology, 2017)
      Biometric authentication systems have certain limitations. Recent studies have shown that biometric features may change over time, which can entail a decrease in recognition performance of the biometric system. An adaptive ...