{"id":"https://openalex.org/W2505202112","doi":"https://doi.org/10.1017/s147106841600020x","title":"Anytime answer set optimization via unsatisfiable core shrinking","display_name":"Anytime answer set optimization via unsatisfiable core shrinking","publication_year":2016,"publication_date":"2016-09-01","ids":{"openalex":"https://openalex.org/W2505202112","doi":"https://doi.org/10.1017/s147106841600020x","mag":"2505202112"},"language":"en","primary_location":{"id":"doi:10.1017/s147106841600020x","is_oa":false,"landing_page_url":"https://doi.org/10.1017/s147106841600020x","pdf_url":null,"source":{"id":"https://openalex.org/S59670734","display_name":"Theory and Practice of Logic Programming","issn_l":"1471-0684","issn":["1471-0684","1475-3081"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Theory and Practice of Logic Programming","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/A5039882261","display_name":"Mario Alviano","orcid":"https://orcid.org/0000-0002-2052-2063"},"institutions":[{"id":"https://openalex.org/I45204951","display_name":"University of Calabria","ror":"https://ror.org/02rc97e94","country_code":"IT","type":"education","lineage":["https://openalex.org/I45204951"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"MARIO ALVIANO","raw_affiliation_strings":["Department of Mathematics and Computer Science, University of Calabria, Italy (e-mail:"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics and Computer Science, University of Calabria, Italy (e-mail:","institution_ids":["https://openalex.org/I45204951"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031224507","display_name":"Carmine Dodaro","orcid":"https://orcid.org/0000-0002-5617-5286"},"institutions":[{"id":"https://openalex.org/I45204951","display_name":"University of Calabria","ror":"https://ror.org/02rc97e94","country_code":"IT","type":"education","lineage":["https://openalex.org/I45204951"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"CARMINE DODARO","raw_affiliation_strings":["Department of Mathematics and Computer Science, University of Calabria, Italy (e-mail:"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics and Computer Science, University of Calabria, Italy (e-mail:","institution_ids":["https://openalex.org/I45204951"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5039882261"],"corresponding_institution_ids":["https://openalex.org/I45204951"],"apc_list":null,"apc_paid":null,"fwci":6.48316822,"has_fulltext":false,"cited_by_count":37,"citation_normalized_percentile":{"value":0.98427593,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"16","issue":"5-6","first_page":"533","last_page":"551"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9998000264167786,"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/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9962000250816345,"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":0.9955999851226807,"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/computer-science","display_name":"Computer science","score":0.736866295337677},{"id":"https://openalex.org/keywords/core","display_name":"Core (optical fiber)","score":0.6431047320365906},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.589549720287323},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5277491211891174},{"id":"https://openalex.org/keywords/disjoint-sets","display_name":"Disjoint sets","score":0.514579713344574},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.436527281999588},{"id":"https://openalex.org/keywords/satisfiability","display_name":"Satisfiability","score":0.4112856686115265},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3704751431941986},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.33190470933914185},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.14364120364189148},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10887658596038818}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.736866295337677},{"id":"https://openalex.org/C2164484","wikidata":"https://www.wikidata.org/wiki/Q5170150","display_name":"Core (optical fiber)","level":2,"score":0.6431047320365906},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.589549720287323},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5277491211891174},{"id":"https://openalex.org/C45340560","wikidata":"https://www.wikidata.org/wiki/Q215382","display_name":"Disjoint sets","level":2,"score":0.514579713344574},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.436527281999588},{"id":"https://openalex.org/C168773769","wikidata":"https://www.wikidata.org/wiki/Q1350299","display_name":"Satisfiability","level":2,"score":0.4112856686115265},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3704751431941986},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.33190470933914185},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.14364120364189148},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10887658596038818},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1017/s147106841600020x","is_oa":false,"landing_page_url":"https://doi.org/10.1017/s147106841600020x","pdf_url":null,"source":{"id":"https://openalex.org/S59670734","display_name":"Theory and Practice of Logic Programming","issn_l":"1471-0684","issn":["1471-0684","1475-3081"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Theory and Practice of Logic Programming","raw_type":"journal-article"},{"id":"pmh:oai:iris.unige.it:11567/858368","is_oa":false,"landing_page_url":"http://hdl.handle.net/11567/858368","pdf_url":null,"source":{"id":"https://openalex.org/S4377196291","display_name":"CINECA IRIS Institutial Research Information System (University of Genoa)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I83816512","host_organization_name":"University of Genoa","host_organization_lineage":["https://openalex.org/I83816512"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W50549667","https://openalex.org/W165019675","https://openalex.org/W1531103278","https://openalex.org/W1559357575","https://openalex.org/W1775352280","https://openalex.org/W1988666619","https://openalex.org/W2011124182","https://openalex.org/W2029702617","https://openalex.org/W2039887949","https://openalex.org/W2054159566","https://openalex.org/W2059245949","https://openalex.org/W2064864283","https://openalex.org/W2076698873","https://openalex.org/W2091138122","https://openalex.org/W2096160932","https://openalex.org/W2100699693","https://openalex.org/W2106614716","https://openalex.org/W2123120140","https://openalex.org/W2147344875","https://openalex.org/W2152131859","https://openalex.org/W2187266564","https://openalex.org/W2202727176","https://openalex.org/W2274933339","https://openalex.org/W2405869186","https://openalex.org/W2471277801","https://openalex.org/W2476038305","https://openalex.org/W2476436382","https://openalex.org/W2486285674","https://openalex.org/W2592249290","https://openalex.org/W2599723140","https://openalex.org/W2600077159","https://openalex.org/W2602455183","https://openalex.org/W2606211773","https://openalex.org/W2730529061","https://openalex.org/W2951949933","https://openalex.org/W3101449588","https://openalex.org/W3104034370","https://openalex.org/W3104110719","https://openalex.org/W3104588709","https://openalex.org/W3150741540","https://openalex.org/W6686791319","https://openalex.org/W6694132994","https://openalex.org/W6713163186"],"related_works":["https://openalex.org/W4256429076","https://openalex.org/W1971174658","https://openalex.org/W2099195351","https://openalex.org/W2348092930","https://openalex.org/W4385901209","https://openalex.org/W1558557169","https://openalex.org/W4288089942","https://openalex.org/W2095530470","https://openalex.org/W2081981665","https://openalex.org/W1543591978"],"abstract_inverted_index":{"Abstract":[0],"Unsatisfiable":[1],"core":[2,23,84],"analysis":[3,24,85],"can":[4],"boost":[5],"the":[6,36,40,57,89],"computation":[7],"of":[8,56,94],"optimum":[9],"stable":[10,33,64],"models":[11,34,65],"for":[12],"logic":[13],"programs":[14],"with":[15],"weak":[16],"constraints.":[17],"However,":[18],"current":[19],"solvers":[20],"employing":[21],"unsatisfiable":[22,59,71,83],"either":[25],"run":[26],"to":[27],"completion,":[28],"or":[29],"provide":[30],"no":[31],"suboptimal":[32,63],"but":[35],"one":[37],"resulting":[38,74],"from":[39,88],"preliminary":[41],"disjoint":[42],"cores":[43],"analysis.":[44],"This":[45],"drawback":[46],"is":[47],"circumvented":[48],"here":[49],"by":[50],"introducing":[51],"a":[52],"progression":[53],"based":[54],"shrinking":[55,70,90],"analyzed":[58],"cores.":[60],"In":[61],"fact,":[62],"are":[66],"possibly":[67],"found":[68],"while":[69],"cores,":[72],"hence":[73],"into":[75],"an":[76],"anytime":[77],"algorithm.":[78],"Moreover,":[79],"as":[80],"confirmed":[81],"empirically,":[82],"also":[86],"benefits":[87],"process":[91],"in":[92],"terms":[93],"solved":[95],"instances.":[96]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":1}],"updated_date":"2026-02-09T09:26:11.010843","created_date":"2025-10-10T00:00:00"}