Sketching 4 deep learning 4 identity of interest 4 sketch to photo 4 Criminal investigation 3 RECOGNITION 3 human 3 image retrieval 3 CCA fusion 2 Cascaded feature extraction 2 Difference of Gaussian 2 Drawing & drawings 2 Feature extraction 2 Graphic methods 2 History of art & design styles: c 1800 to c 1900 2 Identity of interest 2 Image matching 2 Oriented gradients 2 State-of-the-art methods 2 The arts 2 Traditional songs 2 article 2 drug information 2 face sketch 2 forensic 2 health promotion 2 image matching 2 learning 2 local feature extraction 2 oriented gradient histogram 2