As a new research focus in biometrics, palm vein recognition has attracted people's attention
because of high security, liveness‐detection, user acceptability and convenience. Palm vein …

Biometric recognition systems are finding applications in more and more civilian fields
because they proved to be reliable and accurate. Among the other technologies, ultrasound …

Techniques for imaging haemodynamics use ionizing radiation or contrast agents or are
limited by imaging depth (within approximately 1 mm), complex and expensive data …

Background: A breast-specific photoacoustic imaging (PAI) system prototype equipped with
a hemispherical detector array (HDA) has been reported as a promising system …

Linear-array-based photoacoustic tomography has shown broad applications in biomedical
research and preclinical imaging. However, the elevational resolution of a linear array is …

In recent years, multimodal biometric systems are increasingly employed in many
application field due to several advantages in terms of universality, recognition rate. and …

While fingerprint technology has been widely used in mobile devices for user identification,
the existing fingerprint sensors can only capture 2D images of the fingerprint and are thus …

Background Chronic leg ulcers affect approximately 6.5 million Americans and the disorder
is associated with a range of serious complications. Since many chronic ulcers have …

Capitalizing on the photoacoustic effect, we developed a new fingerprint sensing system that
can reveal both fingerprints and underlying vascular structures at a high spatial resolution …

Biometric authentication is the recognition of human identity via unique anatomical features.
The development of novel methods parallels widespread application by consumer devices …