Over the past few years, there has been an exponential increase in the percentage of
people owning and using a smart phone. These devices have sensor-rich touchscreens that …

External biometrics such as thumbprint and facial recognition have become standard tools
for securing our digital devices and protecting our data. These systems, however, are …

The rapid development of touch screens as well as photoelectric sensors has stimulated the
fabrication of reliable, convenient, and human‐friendly devices. Other than sensors that …

Very low-resolution face recognition (VLRFR) poses unique challenges, such as tiny regions
of interest and poor resolution due to extreme standoff distance or wide viewing angle of the …

The need for reliably determining the identity of a person is critical in a number of different
domains ranging from personal smartphones to border security; from autonomous vehicles …

While biometrics have long been promoted as the future of authentication, the recent
introduction of Android face unlock and iPhone fingerprint unlock are among the first large …

Biometric technology has been increasingly deployed in the past decade, offering greater
security and convenience than traditional methods of personal recognition. Although …

Signatures alignment and reference selection are an important task for signature verification.
Due to inherent variability of the acquired signature, a novel technique called stroke point …

Cellulose has been reported as a renewable smart material useful for sensors and
actuators. We report an enhanced electromechanical behavior of zinc oxide nanocoated …

In this work the use of palmprints as an alternative biometric for smartphones is investigated
and its feasibility is evaluated across multiple devices using unconstrained acquisition. A …