Special subjects, characters, persons, religious arts, etc 14 Character recognition 12 Natural language processing systems 7 Research & information: general 7 History of engineering and technology 6 Technology: general issues 6 Animation 4 Deep learning 4 Education 4 Named entity recognition 4 Research and information: general 4 Semantics 4 deep learning 4 human 4 Character strengths 3 Computational linguistics 3 Convolutional neural networks 3 Data mining 3 Humanistic psychology 3 Humans 3 Individual ethics. Character. Virtue. Including practical and applied ethics, conduct of life, vices, success, ethics for children 3 Literature & literary studies 3 Mathematics & science 3 Mental health services 3 NER 3 NX Arts in general 3 Optical character recognition 3 Society & social sciences 3 article 3 character 3