{"id":"https://openalex.org/A5000483461","orcid":"https://orcid.org/0000-0001-9064-5475","observed_orcids":["https://orcid.org/0000-0001-9064-5475"],"display_name":"Haoyi Ma","raw_author_names":["Haoyi Ma"],"full_name":"Ma, Haoyi","works_count":13,"cited_by_count":125,"summary_stats":{"2yr_mean_citedness":3.2,"h_index":6,"i10_index":5},"ids":{"openalex":"https://openalex.org/A5000483461","orcid":"https://orcid.org/0000-0001-9064-5475","observed_orcids":["https://orcid.org/0000-0001-9064-5475"]},"affiliations":[{"institution":{"id":"https://openalex.org/I202028630","ror":"https://ror.org/00cbhey71","display_name":"Changchun Normal University","country_code":"CN","type":"education","lineage":["https://openalex.org/I202028630"]},"years":[2026,2025]},{"institution":{"id":"https://openalex.org/I204983213","ror":"https://ror.org/01yqg2h08","display_name":"Harbin Institute of Technology","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I51556381","ror":"https://ror.org/0153tk833","display_name":"University of Virginia","country_code":"US","type":"education","lineage":["https://openalex.org/I51556381"]},"years":[2022,2020,2019,2018]}],"last_known_institutions":[{"id":"https://openalex.org/I202028630","ror":"https://ror.org/00cbhey71","display_name":"Changchun Normal University","country_code":"CN","type":"education","lineage":["https://openalex.org/I202028630"]}],"topics":[{"id":"https://openalex.org/T10024","display_name":"TiO2 Photocatalysis and Solar Cells","count":5,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10078","display_name":"Advanced Photocatalysis Techniques","count":5,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","count":4,"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/T10210","display_name":"Advanced oxidation water treatment","count":3,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","count":3,"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"}}],"topic_share":[{"id":"https://openalex.org/T12874","display_name":"Digital Imaging for Blood Diseases","value":2.56e-05,"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/T10331","display_name":"Video Surveillance and Tracking Methods","value":1.72e-05,"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/T11605","display_name":"Visual Attention and Saliency Detection","value":1.69e-05,"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/T11940","display_name":"Layered Double Hydroxides Synthesis and Applications","value":1.68e-05,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","value":1.46e-05,"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"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.765826940536499},{"id":"154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","score":0.6981130242347717},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.3819768726825714},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.21105486154556274},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.0}],"counts_by_year":[{"year":2015,"works_count":2,"oa_works_count":0,"cited_by_count":1},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":2},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":4},{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":14},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":9},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":16},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":7},{"year":2025,"works_count":3,"oa_works_count":1,"cited_by_count":15},{"year":2026,"works_count":1,"oa_works_count":0,"cited_by_count":15}],"display_name_alternatives":["Haoyi Ma"],"block_key":"h ma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5000483461","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5000483461","updated_date":"2026-11-13T15:08:24","created_date":"2016-06-24T00:00:00"}