Face recognition system contains lots of challenges due to various environmental factors,
background variations, poor quality of camera, different illumination and others. Since twins …

Facial emotions of human transfer non-verbal signal, which have a dynamic role in
interactive communication. Human machine interface evolves according to facial expression …

Face recognition from human pose databases is a very famous work and many researchers
add their interest in this field because of its diversity and working range. Biometric …

Biometric system is one of the mainly adopted security system in the present world. This
paper presents a face recognition biometric system using Dual tree complex wavelet …

Abstract Non-negative Matrix Factorization (NMF) is a well established dimension reduction
technique. NMF reduces the dimension of the non-negative data matrix by applying the non …