{"id":"https://openalex.org/A5000446433","orcid":"https://orcid.org/0000-0002-8501-0974","observed_orcids":["https://orcid.org/0000-0002-8501-0974"],"display_name":"Andre R. S. Marcal","raw_author_names":["A R S Marcal","A. Mar\u00e7al","A. R. S. Marcal","A. R. S. Marc\u0327al","A. R. S. Mar\u00e7al","A.R.S. Marcal","Andre R. Marcal","Andre R. S. Marcal","Andre R.S. Marcal","Andre \u0301 R. S. Marc\u0327al","Andr\u00c9 R. S. Marcal","Andr\u00e9 Marcal","Andr\u00e9 Mar\u00e7al","Andr\u00e9 R. S. Marcal","Andr\u00e9 R. S. Mar\u00e7al","Andr\u00e9 R.S. Marcal","Andr\u00e9 R.S. Mar\u00e7al","Marçal André R.S."],"full_name":"Andre R. S. Marcal","works_count":158,"cited_by_count":2894,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":19,"i10_index":33},"ids":{"openalex":"https://openalex.org/A5000446433","orcid":"https://orcid.org/0000-0002-8501-0974","observed_orcids":["https://orcid.org/0000-0002-8501-0974"]},"affiliations":[{"institution":{"id":"https://openalex.org/I161046081","ror":"https://ror.org/0245cg223","display_name":"University of Freiburg","country_code":"DE","type":"education","lineage":["https://openalex.org/I161046081"]},"years":[2000]},{"institution":{"id":"https://openalex.org/I177639307","ror":"https://ror.org/03h2bxq36","display_name":"University of Dundee","country_code":"GB","type":"education","lineage":["https://openalex.org/I177639307"]},"years":[2000,1997]},{"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":[2025,2023,2020,2019,2018,2017,2016,2015,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003]},{"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":[2023,2019,2016,2015,2013]},{"institution":{"id":"https://openalex.org/I4405256450","ror":"https://ror.org/045yqyw06","display_name":"Centro de Matem\u00e1tica","country_code":"PT","type":"facility","lineage":["https://openalex.org/I182534213","https://openalex.org/I4405256450"]},"years":[2012,2011]},{"institution":{"id":"https://openalex.org/I4405256956","ror":"https://ror.org/04qc94066","display_name":"Centro de Investiga\u00e7\u00e3o em Ci\u00eancias Geo-Espaciais","country_code":"PT","type":"facility","lineage":["https://openalex.org/I182534213","https://openalex.org/I4405256956"]},"years":[2013,2012,2011,2010,2009]}],"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"]}],"topics":[{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","count":67,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13890","display_name":"Remote Sensing and Land Use","count":51,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","count":44,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/T10052","display_name":"Medical Image Segmentation Techniques","count":20,"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/T12983","display_name":"Satellite Image Processing and Photogrammetry","count":16,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T14329","display_name":"Science and Climate Studies","value":0.0002323,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T13890","display_name":"Remote Sensing and Land Use","value":0.0002256,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","value":0.0002254,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","value":0.0001362,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/T13114","display_name":"Image Processing Techniques and Applications","value":0.0001168,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"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":0.8758978843688965},{"id":"62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","score":0.8362797498703003},{"id":"154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","score":0.7982820272445679},{"id":"205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","score":0.6809558868408203},{"id":"31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","score":0.6793939471244812}],"counts_by_year":[{"year":1997,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":2005,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":53,"oa_works_count":4,"cited_by_count":0},{"year":2007,"works_count":8,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":8,"oa_works_count":4,"cited_by_count":0},{"year":2012,"works_count":7,"oa_works_count":3,"cited_by_count":84},{"year":2013,"works_count":9,"oa_works_count":1,"cited_by_count":98},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":133},{"year":2015,"works_count":4,"oa_works_count":0,"cited_by_count":129},{"year":2016,"works_count":15,"oa_works_count":0,"cited_by_count":162},{"year":2017,"works_count":2,"oa_works_count":0,"cited_by_count":180},{"year":2018,"works_count":3,"oa_works_count":0,"cited_by_count":216},{"year":2019,"works_count":6,"oa_works_count":1,"cited_by_count":254},{"year":2020,"works_count":2,"oa_works_count":0,"cited_by_count":244},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":215},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":209},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":197},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":206},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":207},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":161}],"display_name_alternatives":["A R S Marcal","A. Mar\u00e7al","A. R. S. Marcal","A. R. S. Marc\u0327al","A. R. S. Mar\u00e7al","A.R.S. Marcal","Andre R. Marcal","Andre R. S. Marcal","Andre R.S. Marcal","Andre \u0301 R. S. Marc\u0327al","Andr\u00c9 R. S. Marcal","Andr\u00e9 Marcal","Andr\u00e9 Mar\u00e7al","Andr\u00e9 R. S. Marcal","Andr\u00e9 R. S. Mar\u00e7al","Andr\u00e9 R.S. Marcal","Andr\u00e9 R.S. Mar\u00e7al","Marçal André R.S."],"block_key":"a marcal","works_api_url":"https://api.openalex.org/works?filter=author.id:A5000446433","updated_date":"2026-11-01T11:00:13","created_date":"2016-06-24T00:00:00"}