{"id":"https://openalex.org/A5101665803","orcid":"https://orcid.org/0000-0001-9933-8287","observed_orcids":["https://orcid.org/0000-0001-9933-8287"],"display_name":"Carlos Abreu Ferreira","raw_author_names":["Carlos A Ferreira","Carlos Abreu Ferreira","Carlos Ferreira","Ferreira, Carlos A"],"full_name":"Carlos Abreu Ferreira","works_count":59,"cited_by_count":636,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":9,"i10_index":9},"ids":{"openalex":"https://openalex.org/A5101665803","orcid":"https://orcid.org/0000-0001-9933-8287","observed_orcids":["https://orcid.org/0000-0001-9933-8287"]},"affiliations":[{"institution":{"id":"https://openalex.org/I182534213","ror":"https://ror.org/043pwc612","display_name":"Universidade do Porto","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]},"years":[2025,2022,2013,2010,2008]},{"institution":{"id":"https://openalex.org/I4210125590","ror":"https://ror.org/033wn8m60","display_name":"Institute for Systems Engineering and Computers","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I4210166615","ror":"https://ror.org/05fa8ka61","display_name":"INESC TEC","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]},"years":[2025,2024,2023,2022,2021,2020,2019,2018,2017,2013,2012]},{"institution":{"id":"https://openalex.org/I4392738089","ror":"https://ror.org/04h7zpy51","display_name":"Instituto Superior de Engenharia do Porto","country_code":"PT","type":"facility","lineage":["https://openalex.org/I4392738089","https://openalex.org/I83863532"]},"years":[2019,2012]},{"institution":{"id":"https://openalex.org/I83863532","ror":"https://ror.org/04988re48","display_name":"Universidade T\u00e9cnica do Porto","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]},"years":[2025,2023,2020,2019,2017,2016,2015,2012,2011]}],"last_known_institutions":[{"id":"https://openalex.org/I182534213","ror":"https://ror.org/043pwc612","display_name":"Universidade do Porto","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]},{"id":"https://openalex.org/I4210166615","ror":"https://ror.org/05fa8ka61","display_name":"INESC TEC","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]},{"id":"https://openalex.org/I83863532","ror":"https://ror.org/04988re48","display_name":"Universidade T\u00e9cnica do Porto","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]}],"topics":[{"id":"https://openalex.org/T10332","display_name":"Amphibian and Reptile Biology","count":29,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12417","display_name":"Morphological variations and asymmetry","count":25,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T14399","display_name":"Invertebrate Taxonomy and Ecology","count":20,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10036","display_name":"Advanced Neural Network Applications","count":13,"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/T10538","display_name":"Data Mining Algorithms and Applications","count":13,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T12417","display_name":"Morphological variations and asymmetry","value":0.0002045,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10332","display_name":"Amphibian and Reptile Biology","value":0.0001047,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12419","display_name":"Phonocardiography and Auscultation Techniques","value":9.33e-05,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10538","display_name":"Data Mining Algorithms and Applications","value":9.03e-05,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T12205","display_name":"Time Series Analysis and Forecasting","value":4.73e-05,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9333000183105469},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.860356330871582},{"id":"116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","score":0.7242000102996826},{"id":"125390029","wikidata":"https://www.wikidata.org/wiki/Q1297859","display_name":"Species complex","score":0.722100019454956},{"id":"154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","score":0.6240320205688477}],"counts_by_year":[{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":4,"cited_by_count":4},{"year":2013,"works_count":1,"oa_works_count":1,"cited_by_count":2},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":13},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":12},{"year":2017,"works_count":2,"oa_works_count":2,"cited_by_count":14},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":22},{"year":2019,"works_count":4,"oa_works_count":0,"cited_by_count":30},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":38},{"year":2021,"works_count":3,"oa_works_count":2,"cited_by_count":40},{"year":2022,"works_count":3,"oa_works_count":2,"cited_by_count":99},{"year":2023,"works_count":29,"oa_works_count":28,"cited_by_count":69},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":106},{"year":2025,"works_count":2,"oa_works_count":1,"cited_by_count":98},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":75}],"display_name_alternatives":["Carlos A Ferreira","Carlos Abreu Ferreira","Carlos Ferreira","Ferreira, Carlos A"],"block_key":"c ferreira","works_api_url":"https://api.openalex.org/works?filter=author.id:A5101665803","awards_count":3,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5101665803","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}