The rise of large language models,especially the development and application of artificial intelligence technology based on large language models,has attracted widespread attentions from the whole society to artificial intelligence technology,as it can reach or even surpass humans in many aspects,and accomplish tasks with high skill requirements that can only be done by humans before.However,there are still many challenges that need to be overcome and solved on the path of artificial intelligence towards human intelligence.One of the important issues is emotional analysis and understanding,that is,how to accurately understand human emotions with artificial intelligence technology.In response to this issue,the paper presents the definition and classification of emotions,and discusses the problems to be solved,research directions,current research status,challenges,applications,and prospects of the study on emotion analysis.
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