{"id":"https://openalex.org/W1968691669","doi":"https://doi.org/10.1016/s0167-8655(02)00251-9","title":"Contraction kernels and combinatorial maps","display_name":"Contraction kernels and combinatorial maps","publication_year":2003,"publication_date":"2003-02-04","ids":{"openalex":"https://openalex.org/W1968691669","doi":"https://doi.org/10.1016/s0167-8655(02)00251-9","mag":"1968691669"},"language":"en","primary_location":{"id":"doi:10.1016/s0167-8655(02)00251-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0167-8655(02)00251-9","pdf_url":null,"source":{"id":"https://openalex.org/S151820558","display_name":"Pattern Recognition Letters","issn_l":"0167-8655","issn":["0167-8655","1872-7344"],"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 Letters","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/A5067287623","display_name":"Luc Brun","orcid":"https://orcid.org/0000-0002-1658-0527"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Luc Brun","raw_affiliation_strings":["Laboratoire d\u2019\u00c9tudes et de Recherche en Informatique, I.U.T. de Reims, 51.059 Reims, France","Laboratoire d'\u00c9tudes et de Recherche en Informatique, I.U.T. de Reims, 51.059 Reims, France#TAB#"],"affiliations":[{"raw_affiliation_string":"Laboratoire d\u2019\u00c9tudes et de Recherche en Informatique, I.U.T. de Reims, 51.059 Reims, France","institution_ids":[]},{"raw_affiliation_string":"Laboratoire d'\u00c9tudes et de Recherche en Informatique, I.U.T. de Reims, 51.059 Reims, France#TAB#","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081777844","display_name":"Walter G. Kropatsch","orcid":"https://orcid.org/0000-0003-4915-4118"},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Walter Kropatsch","raw_affiliation_strings":["Institute for Computer-aided Automation, Pattern Recognition and Image Processing Group, Vienna University of Technology, Vienna, Austria","Institute for Computer-aided Automation Pattern Recognition and Image Processing Group, Vienna Univ. of Technology, Vienna, Austria"],"affiliations":[{"raw_affiliation_string":"Institute for Computer-aided Automation, Pattern Recognition and Image Processing Group, Vienna University of Technology, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Institute for Computer-aided Automation Pattern Recognition and Image Processing Group, Vienna Univ. of Technology, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5067287623"],"corresponding_institution_ids":[],"apc_list":{"value":2500,"currency":"USD","value_usd":2500},"apc_paid":null,"fwci":3.5126,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":{"value":0.92947768,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"24","issue":"8","first_page":"1051","last_page":"1057"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12292","display_name":"Graph Theory and Algorithms","score":0.9993000030517578,"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/T12292","display_name":"Graph Theory and Algorithms","score":0.9993000030517578,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11522","display_name":"VLSI and FPGA Design Techniques","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/adjacency-list","display_name":"Adjacency list","score":0.625493049621582},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5060791373252869},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5048838257789612},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4228706955909729},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3799082338809967},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37723323702812195}],"concepts":[{"id":"https://openalex.org/C110484373","wikidata":"https://www.wikidata.org/wiki/Q264398","display_name":"Adjacency list","level":2,"score":0.625493049621582},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5060791373252869},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5048838257789612},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4228706955909729},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3799082338809967},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37723323702812195}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0167-8655(02)00251-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0167-8655(02)00251-9","pdf_url":null,"source":{"id":"https://openalex.org/S151820558","display_name":"Pattern Recognition Letters","issn_l":"0167-8655","issn":["0167-8655","1872-7344"],"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 Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W75273862","https://openalex.org/W599812477","https://openalex.org/W1513282941","https://openalex.org/W1535591368","https://openalex.org/W1536639862","https://openalex.org/W1979420014","https://openalex.org/W2036509143","https://openalex.org/W2060397425","https://openalex.org/W2073899708","https://openalex.org/W2095611100","https://openalex.org/W2114748206","https://openalex.org/W2620908427","https://openalex.org/W4285719527","https://openalex.org/W6632186073","https://openalex.org/W6632326939","https://openalex.org/W6738694339"],"related_works":["https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W4245490552","https://openalex.org/W4225152035","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W1587224694","https://openalex.org/W2911598644","https://openalex.org/W2900798793"],"abstract_inverted_index":null,"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}