Official website home page. The entrance of HowNet's scientific research project declaration information base is located on the homepage of HowNet official website, which can be accessed through the scientific research project declaration menu or directly into the search engine. The research project of HowNet refers to the research fund project established by the Research Center of Knowledge Engineering and Natural Language Processing, which aims to support and carry out research in the fields of knowledge mapping, natural language processing and artificial intelligence, constantly update and expand the knowledge base, and improve the research level in the fields of knowledge engineering and natural language processing.