{"id":"https://openalex.org/W1521707647","doi":"https://doi.org/10.1007/978-3-540-30134-9_60","title":"Automated Recognition of Sunspots on the SOHO/MDI White Light Solar Images","display_name":"Automated Recognition of Sunspots on the SOHO/MDI White Light Solar Images","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W1521707647","doi":"https://doi.org/10.1007/978-3-540-30134-9_60","mag":"1521707647"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-540-30134-9_60","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-30134-9_60","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5011009646","display_name":"S. Zharkov","orcid":"https://orcid.org/0000-0002-2348-3522"},"institutions":[{"id":"https://openalex.org/I139894009","display_name":"University of Bradford","ror":"https://ror.org/00vs8d940","country_code":"GB","type":"education","lineage":["https://openalex.org/I139894009"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"S. Zharkov","raw_affiliation_strings":["Department of Cybernetics, University of Bradford, BD7 1DP, UK"],"affiliations":[{"raw_affiliation_string":"Department of Cybernetics, University of Bradford, BD7 1DP, UK","institution_ids":["https://openalex.org/I139894009"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011009646","display_name":"S. Zharkov","orcid":"https://orcid.org/0000-0002-2348-3522"},"institutions":[{"id":"https://openalex.org/I139894009","display_name":"University of Bradford","ror":"https://ror.org/00vs8d940","country_code":"GB","type":"education","lineage":["https://openalex.org/I139894009"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"V. Zharkova","raw_affiliation_strings":["Department of Cybernetics, University of Bradford, BD7 1DP, UK"],"affiliations":[{"raw_affiliation_string":"Department of Cybernetics, University of Bradford, BD7 1DP, UK","institution_ids":["https://openalex.org/I139894009"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109245309","display_name":"S. Ipson","orcid":null},"institutions":[{"id":"https://openalex.org/I139894009","display_name":"University of Bradford","ror":"https://ror.org/00vs8d940","country_code":"GB","type":"education","lineage":["https://openalex.org/I139894009"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"S. Ipson","raw_affiliation_strings":["Department of Cybernetics, University of Bradford, BD7 1DP, UK"],"affiliations":[{"raw_affiliation_string":"Department of Cybernetics, University of Bradford, BD7 1DP, UK","institution_ids":["https://openalex.org/I139894009"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056141163","display_name":"A. Benkhalil","orcid":null},"institutions":[{"id":"https://openalex.org/I139894009","display_name":"University of Bradford","ror":"https://ror.org/00vs8d940","country_code":"GB","type":"education","lineage":["https://openalex.org/I139894009"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"A. Benkhalil","raw_affiliation_strings":["Department of Cybernetics, University of Bradford, BD7 1DP, UK"],"affiliations":[{"raw_affiliation_string":"Department of Cybernetics, University of Bradford, BD7 1DP, UK","institution_ids":["https://openalex.org/I139894009"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5011009646"],"corresponding_institution_ids":["https://openalex.org/I139894009"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":10.5983,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.97742664,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"446","last_page":"452"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9812999963760376,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9666000008583069,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sunspot","display_name":"Sunspot","score":0.8369433283805847},{"id":"https://openalex.org/keywords/thresholding","display_name":"Thresholding","score":0.7937973737716675},{"id":"https://openalex.org/keywords/sobel-operator","display_name":"Sobel operator","score":0.696877121925354},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5879749655723572},{"id":"https://openalex.org/keywords/magnetogram","display_name":"Magnetogram","score":0.5636634230613708},{"id":"https://openalex.org/keywords/solar-observatory","display_name":"Solar observatory","score":0.441896915435791},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.437965989112854},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4318104386329651},{"id":"https://openalex.org/keywords/edge-detection","display_name":"Edge detection","score":0.43167638778686523},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.40769076347351074},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.40248867869377136},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.39215996861457825},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2943512797355652},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.2637631297111511},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.25342610478401184},{"id":"https://openalex.org/keywords/magnetic-flux","display_name":"Magnetic flux","score":0.15746378898620605},{"id":"https://openalex.org/keywords/magnetic-field","display_name":"Magnetic field","score":0.10343441367149353}],"concepts":[{"id":"https://openalex.org/C197370839","wikidata":"https://www.wikidata.org/wiki/Q6582994","display_name":"Sunspot","level":3,"score":0.8369433283805847},{"id":"https://openalex.org/C191178318","wikidata":"https://www.wikidata.org/wiki/Q2256906","display_name":"Thresholding","level":3,"score":0.7937973737716675},{"id":"https://openalex.org/C30703548","wikidata":"https://www.wikidata.org/wiki/Q1757673","display_name":"Sobel operator","level":5,"score":0.696877121925354},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5879749655723572},{"id":"https://openalex.org/C2779471453","wikidata":"https://www.wikidata.org/wiki/Q4117230","display_name":"Magnetogram","level":4,"score":0.5636634230613708},{"id":"https://openalex.org/C2781008069","wikidata":"https://www.wikidata.org/wiki/Q7556723","display_name":"Solar observatory","level":3,"score":0.441896915435791},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.437965989112854},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4318104386329651},{"id":"https://openalex.org/C193536780","wikidata":"https://www.wikidata.org/wiki/Q1513153","display_name":"Edge detection","level":4,"score":0.43167638778686523},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.40769076347351074},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.40248867869377136},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.39215996861457825},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2943512797355652},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.2637631297111511},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.25342610478401184},{"id":"https://openalex.org/C157479481","wikidata":"https://www.wikidata.org/wiki/Q177831","display_name":"Magnetic flux","level":3,"score":0.15746378898620605},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.10343441367149353},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/978-3-540-30134-9_60","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-30134-9_60","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:HAL:hal-01622910v1","is_oa":false,"landing_page_url":"https://uca.hal.science/hal-01622910","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of SCIA 2009, Lecture Notes in Computer Sciences, Jun 2009, Oslo, Norway. &#x27E8;10.1007/978-3-540-30134-9_60&#x27E9;","raw_type":"Conference papers"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.8100000023841858}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W84691783","https://openalex.org/W1617546855","https://openalex.org/W1618444780","https://openalex.org/W1632884289","https://openalex.org/W1644443521","https://openalex.org/W1672737946","https://openalex.org/W1986835040","https://openalex.org/W1987699561","https://openalex.org/W1993567160","https://openalex.org/W2011670969","https://openalex.org/W2054608172","https://openalex.org/W2087274206","https://openalex.org/W2106929356","https://openalex.org/W3121910443"],"related_works":["https://openalex.org/W11317940","https://openalex.org/W84905381","https://openalex.org/W4388400392","https://openalex.org/W2383455043","https://openalex.org/W1974517722","https://openalex.org/W2367735169","https://openalex.org/W2269083758","https://openalex.org/W4225576506","https://openalex.org/W2545393398","https://openalex.org/W2378692644"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
