Inspec keywords: feedforward neural nets; image recognition; image representation; learning (artificial intelligence); convolution; ear; feature extraction; biometrics (access control)

Other keywords: multiscale ear representations; arbitrary data size; spatial pyramid pooling layers; deep learning; multilevel features; deep neural network; CNN deep model; unseen ears; softmax loss; ear occlusions; biometric systems; USTB-Helloear database; large-scale ear database; ear feature representation; convolutional neural network architecture; ear recognition; ear verification; discriminative features

Subjects: Data security; Neural computing techniques; Image recognition; Computer vision and image processing techniques