The total number of questions in every subject has been doubled. However, students only need to answer 50% (half) of the total questions given. This rule applies to all types of questions: Objective ...

Abstract: Top-down visual attention mechanisms have been used extensively in image captioning and visual question answering (VQA) to enable deeper image understanding through fine-grained analysis and ...

Abstract: Limited by teachers and inherent teaching mode, the teaching effect of practical courses in colleges and universities is limited. With the moocs, small-scale restricted online courses used ...