History of engineering & technology Indian Sign Language (ISL) Technology: general issues artificial intelligence avatar canonical correlation analysis (CCA) channel attention networks computer vision content based recommend systems content curation social networks context-free grammar convolutional neural network convolutional neural network (CNN) convolutional neural networks data augmentation deep learning deep neural network dense networks depth 3D conversion depth video different recommend tasks environmental sound recognition feature combination fluency evaluation generative adversarial network generative adversarial networks graph convolutional networks heartbeat classification human-height estimation image de-raining