{"id":"https://openalex.org/W4253362517","doi":"https://doi.org/10.1007/s10472-005-0421-9","title":"UnitWalk: A new SAT solver that uses local search guided by unit clause elimination","display_name":"UnitWalk: A new SAT solver that uses local search guided by unit clause elimination","publication_year":2004,"publication_date":"2004-12-31","ids":{"openalex":"https://openalex.org/W4253362517","doi":"https://doi.org/10.1007/s10472-005-0421-9"},"language":"en","primary_location":{"id":"doi:10.1007/s10472-005-0421-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10472-005-0421-9","pdf_url":null,"source":{"id":"https://openalex.org/S90199469","display_name":"Annals of Mathematics and Artificial Intelligence","issn_l":"1012-2443","issn":["1012-2443","1573-7470"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Mathematics and Artificial Intelligence","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/A5035077817","display_name":"Edward Hirsch","orcid":null},"institutions":[{"id":"https://openalex.org/I2801160905","display_name":"Steklov Mathematical Institute","ror":"https://ror.org/03zeg8w71","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I2801160905","https://openalex.org/I4210124601"]}],"countries":["RU"],"is_corresponding":true,"raw_author_name":"Edward A. Hirsch","raw_affiliation_strings":["Steklov Institute of Mathematics at St. Petersburg, 27 Fontanka, 191023, St. Petersburg, Russia"],"affiliations":[{"raw_affiliation_string":"Steklov Institute of Mathematics at St. Petersburg, 27 Fontanka, 191023, St. Petersburg, Russia","institution_ids":["https://openalex.org/I2801160905"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045075322","display_name":"Arist Kojevnikov","orcid":null},"institutions":[{"id":"https://openalex.org/I2801160905","display_name":"Steklov Mathematical Institute","ror":"https://ror.org/03zeg8w71","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I2801160905","https://openalex.org/I4210124601"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Arist Kojevnikov","raw_affiliation_strings":["Steklov Institute of Mathematics at St. Petersburg, 27 Fontanka, 191023, St. Petersburg, Russia"],"affiliations":[{"raw_affiliation_string":"Steklov Institute of Mathematics at St. Petersburg, 27 Fontanka, 191023, St. Petersburg, Russia","institution_ids":["https://openalex.org/I2801160905"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5035077817"],"corresponding_institution_ids":["https://openalex.org/I2801160905"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":1.3936,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.82979536,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"43","issue":"1-4","first_page":"91","last_page":"111"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10142","display_name":"Formal Methods in Verification","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10142","display_name":"Formal Methods in Verification","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10126","display_name":"Logic, programming, and type systems","score":0.9879000186920166,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/boolean-satisfiability-problem","display_name":"Boolean satisfiability problem","score":0.6481386423110962},{"id":"https://openalex.org/keywords/satisfiability","display_name":"Satisfiability","score":0.5853298306465149},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5667043328285217},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4897039234638214},{"id":"https://openalex.org/keywords/local-search","display_name":"Local search (optimization)","score":0.47628751397132874},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4301398694515228},{"id":"https://openalex.org/keywords/implementation","display_name":"Implementation","score":0.4279840588569641},{"id":"https://openalex.org/keywords/graph-coloring","display_name":"Graph coloring","score":0.4188210964202881},{"id":"https://openalex.org/keywords/search-algorithm","display_name":"Search algorithm","score":0.4150685667991638},{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.412834107875824},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3909873366355896}],"concepts":[{"id":"https://openalex.org/C6943359","wikidata":"https://www.wikidata.org/wiki/Q875276","display_name":"Boolean satisfiability problem","level":2,"score":0.6481386423110962},{"id":"https://openalex.org/C168773769","wikidata":"https://www.wikidata.org/wiki/Q1350299","display_name":"Satisfiability","level":2,"score":0.5853298306465149},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5667043328285217},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4897039234638214},{"id":"https://openalex.org/C135320971","wikidata":"https://www.wikidata.org/wiki/Q1868524","display_name":"Local search (optimization)","level":2,"score":0.47628751397132874},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4301398694515228},{"id":"https://openalex.org/C26713055","wikidata":"https://www.wikidata.org/wiki/Q245962","display_name":"Implementation","level":2,"score":0.4279840588569641},{"id":"https://openalex.org/C76946457","wikidata":"https://www.wikidata.org/wiki/Q504843","display_name":"Graph coloring","level":3,"score":0.4188210964202881},{"id":"https://openalex.org/C125583679","wikidata":"https://www.wikidata.org/wiki/Q755673","display_name":"Search algorithm","level":2,"score":0.4150685667991638},{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.412834107875824},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3909873366355896},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s10472-005-0421-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10472-005-0421-9","pdf_url":null,"source":{"id":"https://openalex.org/S90199469","display_name":"Annals of Mathematics and Artificial Intelligence","issn_l":"1012-2443","issn":["1012-2443","1573-7470"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Mathematics and Artificial Intelligence","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.49000000953674316}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W190339048","https://openalex.org/W1491766353","https://openalex.org/W1500660230","https://openalex.org/W1585537805","https://openalex.org/W1627230931","https://openalex.org/W1820801893","https://openalex.org/W1920638964","https://openalex.org/W1977018646","https://openalex.org/W2014111643","https://openalex.org/W2025399946","https://openalex.org/W2037197578","https://openalex.org/W2044560939","https://openalex.org/W2087662271","https://openalex.org/W2126442135","https://openalex.org/W2134514766","https://openalex.org/W2142785340","https://openalex.org/W2156708389","https://openalex.org/W2160444875","https://openalex.org/W2171680292","https://openalex.org/W2407714145","https://openalex.org/W4246708745","https://openalex.org/W4250620173","https://openalex.org/W6633329937","https://openalex.org/W6636483828","https://openalex.org/W6683242304"],"related_works":["https://openalex.org/W3176904788","https://openalex.org/W21597398","https://openalex.org/W2091617677","https://openalex.org/W4298153058","https://openalex.org/W2408080066","https://openalex.org/W1913543287","https://openalex.org/W2268872489","https://openalex.org/W2963044240","https://openalex.org/W2076399409","https://openalex.org/W2095071140"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}