{"id":"https://openalex.org/W1969478833","doi":"https://doi.org/10.1016/0031-3203(80)90009-6","title":"How to describe pure form and how to measure differences in shapes using shape numbers","display_name":"How to describe pure form and how to measure differences in shapes using shape numbers","publication_year":1980,"publication_date":"1980-01-01","ids":{"openalex":"https://openalex.org/W1969478833","doi":"https://doi.org/10.1016/0031-3203(80)90009-6","mag":"1969478833"},"language":"en","primary_location":{"id":"doi:10.1016/0031-3203(80)90009-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0031-3203(80)90009-6","pdf_url":null,"source":{"id":"https://openalex.org/S414566","display_name":"Pattern Recognition","issn_l":"0031-3203","issn":["0031-3203","1873-5142"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Pattern Recognition","raw_type":"journal-article"},"type":"article","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/A5086607329","display_name":"Ernesto Bribiesca","orcid":"https://orcid.org/0000-0001-6663-9438"},"institutions":[{"id":"https://openalex.org/I8961855","display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25","country_code":"MX","type":"education","lineage":["https://openalex.org/I8961855"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Ernesto Bribiesca","raw_affiliation_strings":["Research Department, DETENAL-SPP (Mexico), Calzada San Antonio Abad 124, Mexico 8, D.F. and Computer Science Dept., IIMAS, National University of Mexico Mexico USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Department, DETENAL-SPP (Mexico), Calzada San Antonio Abad 124, Mexico 8, D.F. and Computer Science Dept., IIMAS, National University of Mexico Mexico USA","institution_ids":["https://openalex.org/I8961855"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067676206","display_name":"Adolfo Guzm\u00e1n Arenas","orcid":"https://orcid.org/0000-0002-8236-0469"},"institutions":[{"id":"https://openalex.org/I8961855","display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25","country_code":"MX","type":"education","lineage":["https://openalex.org/I8961855"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Adolfo Guzman","raw_affiliation_strings":["Research Department, DETENAL-SPP (Mexico), Calzada San Antonio Abad 124, Mexico 8, D.F. and Computer Science Dept., IIMAS, National University of Mexico Mexico USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Department, DETENAL-SPP (Mexico), Calzada San Antonio Abad 124, Mexico 8, D.F. and Computer Science Dept., IIMAS, National University of Mexico Mexico USA","institution_ids":["https://openalex.org/I8961855"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I8961855"],"apc_list":{"value":2710,"currency":"USD","value_usd":2710},"apc_paid":null,"fwci":5.3123,"has_fulltext":false,"cited_by_count":75,"citation_normalized_percentile":{"value":0.94484412,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"12","issue":"2","first_page":"101","last_page":"112"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12923","display_name":"Digital Image Processing Techniques","score":0.9714000225067139,"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"}},"topics":[{"id":"https://openalex.org/T12923","display_name":"Digital Image Processing Techniques","score":0.9714000225067139,"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/T12417","display_name":"Morphological variations and asymmetry","score":0.9678000211715698,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9670000076293945,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7024579048156738},{"id":"https://openalex.org/keywords/shape-analysis","display_name":"Shape analysis (program analysis)","score":0.6899679899215698},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.6450181603431702},{"id":"https://openalex.org/keywords/degree","display_name":"Degree (music)","score":0.6270446181297302},{"id":"https://openalex.org/keywords/active-shape-model","display_name":"Active shape model","score":0.5970516204833984},{"id":"https://openalex.org/keywords/boundary","display_name":"Boundary (topology)","score":0.5493162274360657},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.523262619972229},{"id":"https://openalex.org/keywords/family-of-curves","display_name":"Family of curves","score":0.5100532174110413},{"id":"https://openalex.org/keywords/topological-skeleton","display_name":"Topological skeleton","score":0.5039281249046326},{"id":"https://openalex.org/keywords/arc-length","display_name":"Arc length","score":0.48395922780036926},{"id":"https://openalex.org/keywords/inverse","display_name":"Inverse","score":0.4580790400505066},{"id":"https://openalex.org/keywords/shape-factor","display_name":"Shape factor","score":0.4348449110984802},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.43073350191116333},{"id":"https://openalex.org/keywords/heat-kernel-signature","display_name":"Heat kernel signature","score":0.41722673177719116},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.29456642270088196},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1707073152065277},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.16755414009094238},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.16654828190803528},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.14838454127311707}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7024579048156738},{"id":"https://openalex.org/C112604564","wikidata":"https://www.wikidata.org/wiki/Q7489226","display_name":"Shape analysis (program analysis)","level":3,"score":0.6899679899215698},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.6450181603431702},{"id":"https://openalex.org/C2775997480","wikidata":"https://www.wikidata.org/wiki/Q586277","display_name":"Degree (music)","level":2,"score":0.6270446181297302},{"id":"https://openalex.org/C129641003","wikidata":"https://www.wikidata.org/wiki/Q267189","display_name":"Active shape model","level":3,"score":0.5970516204833984},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.5493162274360657},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.523262619972229},{"id":"https://openalex.org/C53622353","wikidata":"https://www.wikidata.org/wiki/Q1518913","display_name":"Family of curves","level":2,"score":0.5100532174110413},{"id":"https://openalex.org/C112785775","wikidata":"https://www.wikidata.org/wiki/Q786441","display_name":"Topological skeleton","level":4,"score":0.5039281249046326},{"id":"https://openalex.org/C22251595","wikidata":"https://www.wikidata.org/wiki/Q670036","display_name":"Arc length","level":3,"score":0.48395922780036926},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.4580790400505066},{"id":"https://openalex.org/C77993745","wikidata":"https://www.wikidata.org/wiki/Q3072364","display_name":"Shape factor","level":2,"score":0.4348449110984802},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.43073350191116333},{"id":"https://openalex.org/C45089102","wikidata":"https://www.wikidata.org/wiki/Q5693286","display_name":"Heat kernel signature","level":4,"score":0.41722673177719116},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.29456642270088196},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1707073152065277},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.16755414009094238},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.16654828190803528},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.14838454127311707},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C97686452","wikidata":"https://www.wikidata.org/wiki/Q7604153","display_name":"Static analysis","level":2,"score":0.0},{"id":"https://openalex.org/C83415579","wikidata":"https://www.wikidata.org/wiki/Q161973","display_name":"Arc (geometry)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0031-3203(80)90009-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0031-3203(80)90009-6","pdf_url":null,"source":{"id":"https://openalex.org/S414566","display_name":"Pattern Recognition","issn_l":"0031-3203","issn":["0031-3203","1873-5142"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Pattern Recognition","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2038184042","https://openalex.org/W2048745300","https://openalex.org/W2063381523","https://openalex.org/W2069225252","https://openalex.org/W2089366793","https://openalex.org/W6660151649","https://openalex.org/W6672599655"],"related_works":["https://openalex.org/W2559823020","https://openalex.org/W4301254933","https://openalex.org/W2171614834","https://openalex.org/W2737769777","https://openalex.org/W1651239183","https://openalex.org/W1996386613","https://openalex.org/W1534795209","https://openalex.org/W2016102962","https://openalex.org/W3137432153","https://openalex.org/W1969478833"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":2}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}