... used for research on multiview face recognition Most face database such as PIE, CMU, and YALE has been built mainly for frontal views even though nonfrontal face images are more usual (ii) Multiview ... nearby views) are used for training each view from (0◦ , 0◦ ) to (70◦ , 0◦ ), training views for the view (80◦ , 0◦ ), and training views for the view (90◦ , 0◦ ) For vertical rotation, training views ... for each view from (0◦ , −40◦ ) to (0◦ , 40◦ ), training views for the views (0◦ , −50◦ ) and (0◦ , 50◦ ), and training views for the views (0◦ , −60◦ ) and (0◦ , 60◦ ) Figure is obtained before...