{"id":"https://openalex.org/A5020137898","orcid":null,"observed_orcids":[],"display_name":"Hezi Liu","raw_author_names":["Hezi Liu","Liu, Hezi"],"full_name":"Liu, Hezi","works_count":3,"cited_by_count":28,"summary_stats":{"2yr_mean_citedness":1.0,"h_index":2,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5020137898","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I139759216","ror":"https://ror.org/04w9fbh59","display_name":"Beijing University of Posts and Telecommunications","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]},"years":[2022,2020]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T12380","display_name":"Authorship Attribution and Profiling","count":2,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12488","display_name":"Mental Health via Writing","count":2,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","count":1,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10036","display_name":"Advanced Neural Network Applications","count":1,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10181","display_name":"Natural Language Processing Techniques","count":1,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12380","display_name":"Authorship Attribution and Profiling","value":5.49e-05,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12488","display_name":"Mental Health via Writing","value":3.4e-05,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","value":1.25e-05,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining","value":5.1e-06,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","value":2e-06,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.7802000045776367},{"id":"153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","score":0.6154781579971313},{"id":"154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","score":0.5581706166267395},{"id":"119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","score":0.4402763247489929},{"id":"15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","score":0.29816001653671265}],"counts_by_year":[{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2022,"works_count":1,"oa_works_count":0,"cited_by_count":3},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":2}],"display_name_alternatives":["Hezi Liu","Liu, Hezi"],"block_key":"h liu","works_api_url":"https://api.openalex.org/works?filter=author.id:A5020137898","updated_date":"2026-10-27T12:30:23","created_date":"2020-09-01T00:00:00"}