{"id":"https://openalex.org/W1970908002","doi":"https://doi.org/10.1007/s10817-005-9005-y","title":"Heuristic-Based Backtracking Relaxation for Propositional Satisfiability","display_name":"Heuristic-Based Backtracking Relaxation for Propositional Satisfiability","publication_year":2005,"publication_date":"2005-10-01","ids":{"openalex":"https://openalex.org/W1970908002","doi":"https://doi.org/10.1007/s10817-005-9005-y","mag":"1970908002"},"language":"en","primary_location":{"id":"doi:10.1007/s10817-005-9005-y","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10817-005-9005-y","pdf_url":null,"source":{"id":"https://openalex.org/S99781599","display_name":"Journal of Automated Reasoning","issn_l":"0168-7433","issn":["0168-7433","1573-0670"],"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":"Journal of Automated Reasoning","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/A5109098995","display_name":"Ateet Bhalla","orcid":null},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]},{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Ateet Bhalla","raw_affiliation_strings":["Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#"],"affiliations":[{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]},{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#","institution_ids":["https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058622165","display_name":"In\u00eas Lynce","orcid":"https://orcid.org/0000-0003-4868-415X"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]},{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"In\u00eas Lynce","raw_affiliation_strings":["Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#"],"affiliations":[{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]},{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#","institution_ids":["https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043958334","display_name":"Jos\u00e9 T. de Sousa","orcid":"https://orcid.org/0000-0001-7525-7546"},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]},{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 T. de Sousa","raw_affiliation_strings":["Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#"],"affiliations":[{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]},{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#","institution_ids":["https://openalex.org/I141596103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002246957","display_name":"Jo\u00e3o Marques\u2010Silva","orcid":"https://orcid.org/0000-0002-6632-3086"},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]},{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jo\u00e3o Marques-Silva","raw_affiliation_strings":["Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#"],"affiliations":[{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Rua Alves Redol 9, 1000-029, Lisbon, Portugal","institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"]},{"raw_affiliation_string":"Technical University of Lisbon, IST/INESC-ID, Lisbon, Portugal 1000-029#TAB#","institution_ids":["https://openalex.org/I141596103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5109098995"],"corresponding_institution_ids":["https://openalex.org/I121345201","https://openalex.org/I141596103"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.13521922,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"35","issue":"1-3","first_page":"3","last_page":"24"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9987999796867371,"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"}},"topics":[{"id":"https://openalex.org/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9987999796867371,"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/T11303","display_name":"Bayesian Modeling and Causal Inference","score":0.9955000281333923,"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9937000274658203,"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/backtracking","display_name":"Backtracking","score":0.9523794651031494},{"id":"https://openalex.org/keywords/heuristics","display_name":"Heuristics","score":0.7808564305305481},{"id":"https://openalex.org/keywords/dpll-algorithm","display_name":"DPLL algorithm","score":0.7431873083114624},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6173812747001648},{"id":"https://openalex.org/keywords/satisfiability","display_name":"Satisfiability","score":0.6103003621101379},{"id":"https://openalex.org/keywords/completeness","display_name":"Completeness (order theory)","score":0.5603656768798828},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.5485020279884338},{"id":"https://openalex.org/keywords/constraint-satisfaction-problem","display_name":"Constraint satisfaction problem","score":0.5190654397010803},{"id":"https://openalex.org/keywords/boolean-satisfiability-problem","display_name":"Boolean satisfiability problem","score":0.47491252422332764},{"id":"https://openalex.org/keywords/look-ahead","display_name":"Look-ahead","score":0.45740842819213867},{"id":"https://openalex.org/keywords/constraint-learning","display_name":"Constraint learning","score":0.4555644989013672},{"id":"https://openalex.org/keywords/propositional-calculus","display_name":"Propositional calculus","score":0.43901771306991577},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.40787041187286377},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3740167021751404},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.36130642890930176},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.33707356452941895},{"id":"https://openalex.org/keywords/local-consistency","display_name":"Local consistency","score":0.17555642127990723},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.16996809840202332},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.09778806567192078}],"concepts":[{"id":"https://openalex.org/C156884757","wikidata":"https://www.wikidata.org/wiki/Q798554","display_name":"Backtracking","level":2,"score":0.9523794651031494},{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.7808564305305481},{"id":"https://openalex.org/C143936061","wikidata":"https://www.wikidata.org/wiki/Q2030088","display_name":"DPLL algorithm","level":4,"score":0.7431873083114624},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6173812747001648},{"id":"https://openalex.org/C168773769","wikidata":"https://www.wikidata.org/wiki/Q1350299","display_name":"Satisfiability","level":2,"score":0.6103003621101379},{"id":"https://openalex.org/C17231256","wikidata":"https://www.wikidata.org/wiki/Q5156540","display_name":"Completeness (order theory)","level":2,"score":0.5603656768798828},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.5485020279884338},{"id":"https://openalex.org/C199622910","wikidata":"https://www.wikidata.org/wiki/Q1128326","display_name":"Constraint satisfaction problem","level":3,"score":0.5190654397010803},{"id":"https://openalex.org/C6943359","wikidata":"https://www.wikidata.org/wiki/Q875276","display_name":"Boolean satisfiability problem","level":2,"score":0.47491252422332764},{"id":"https://openalex.org/C147297375","wikidata":"https://www.wikidata.org/wiki/Q6674930","display_name":"Look-ahead","level":2,"score":0.45740842819213867},{"id":"https://openalex.org/C29230964","wikidata":"https://www.wikidata.org/wiki/Q5164376","display_name":"Constraint learning","level":5,"score":0.4555644989013672},{"id":"https://openalex.org/C69562738","wikidata":"https://www.wikidata.org/wiki/Q200694","display_name":"Propositional calculus","level":2,"score":0.43901771306991577},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.40787041187286377},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3740167021751404},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.36130642890930176},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33707356452941895},{"id":"https://openalex.org/C137105694","wikidata":"https://www.wikidata.org/wiki/Q3407510","display_name":"Local consistency","level":4,"score":0.17555642127990723},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.16996809840202332},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.09778806567192078},{"id":"https://openalex.org/C12707504","wikidata":"https://www.wikidata.org/wiki/Q52637","display_name":"Phase-locked loop","level":3,"score":0.0},{"id":"https://openalex.org/C134652429","wikidata":"https://www.wikidata.org/wiki/Q1052698","display_name":"Jitter","level":2,"score":0.0},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s10817-005-9005-y","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10817-005-9005-y","pdf_url":null,"source":{"id":"https://openalex.org/S99781599","display_name":"Journal of Automated Reasoning","issn_l":"0168-7433","issn":["0168-7433","1573-0670"],"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":"Journal of Automated Reasoning","raw_type":"journal-article"},{"id":"pmh:oai:eprints.soton.ac.uk:262056","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306401019","display_name":"ePrints Soton (University of Southampton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I43439940","host_organization_name":"University of Southampton","host_organization_lineage":["https://openalex.org/I43439940"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.4699999988079071}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W125178576","https://openalex.org/W206942027","https://openalex.org/W1573856812","https://openalex.org/W1599386511","https://openalex.org/W1600764113","https://openalex.org/W1855994541","https://openalex.org/W1910724165","https://openalex.org/W2038118137","https://openalex.org/W2040822462","https://openalex.org/W2043829066","https://openalex.org/W2044560939","https://openalex.org/W2057361103","https://openalex.org/W2062897452","https://openalex.org/W2075959177","https://openalex.org/W2095435811","https://openalex.org/W2095904973","https://openalex.org/W2096138715","https://openalex.org/W2098302118","https://openalex.org/W2108637261","https://openalex.org/W2119190805","https://openalex.org/W2132020706","https://openalex.org/W2136950039","https://openalex.org/W2142785340","https://openalex.org/W2250029723","https://openalex.org/W2567722231","https://openalex.org/W2913258176","https://openalex.org/W4247585869","https://openalex.org/W6628860319","https://openalex.org/W6633329937","https://openalex.org/W6678754012","https://openalex.org/W6682787757"],"related_works":["https://openalex.org/W1575452963","https://openalex.org/W2021700650","https://openalex.org/W1492025412","https://openalex.org/W2913204979","https://openalex.org/W149704172","https://openalex.org/W181880326","https://openalex.org/W2011292059","https://openalex.org/W1538913535","https://openalex.org/W4233588668","https://openalex.org/W1970908002"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}