{"id":"https://openalex.org/W3112906090","doi":"https://doi.org/10.1109/sccc51225.2020.9281215","title":"New initialization for algorithms to solve Median String Problem","display_name":"New initialization for algorithms to solve Median String Problem","publication_year":2020,"publication_date":"2020-11-16","ids":{"openalex":"https://openalex.org/W3112906090","doi":"https://doi.org/10.1109/sccc51225.2020.9281215","mag":"3112906090"},"language":"en","primary_location":{"id":"doi:10.1109/sccc51225.2020.9281215","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sccc51225.2020.9281215","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 39th International Conference of the Chilean Computer Science Society (SCCC)","raw_type":"proceedings-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/A5068205537","display_name":"Pedro Mirabal","orcid":"https://orcid.org/0000-0001-7345-6007"},"institutions":[{"id":"https://openalex.org/I2802558902","display_name":"Temuco Catholic University","ror":"https://ror.org/051nvp675","country_code":"CL","type":"education","lineage":["https://openalex.org/I2802558902"]}],"countries":["CL"],"is_corresponding":true,"raw_author_name":"Pedro Mirabal","raw_affiliation_strings":["Unversidad Cat\u00f3lica de Temuco, Chile"],"affiliations":[{"raw_affiliation_string":"Unversidad Cat\u00f3lica de Temuco, Chile","institution_ids":["https://openalex.org/I2802558902"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006888736","display_name":"Jos\u00e9 Ignacio Abreu","orcid":"https://orcid.org/0000-0002-4637-4206"},"institutions":[{"id":"https://openalex.org/I130194489","display_name":"University of Alicante","ror":"https://ror.org/05t8bcz72","country_code":"ES","type":"education","lineage":["https://openalex.org/I130194489"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jose Abreu","raw_affiliation_strings":["U.I. for Computer Research, Universidad de Alicante, Spain"],"affiliations":[{"raw_affiliation_string":"U.I. for Computer Research, Universidad de Alicante, Spain","institution_ids":["https://openalex.org/I130194489"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035956313","display_name":"Diego Seco","orcid":"https://orcid.org/0000-0002-2514-9907"},"institutions":[{"id":"https://openalex.org/I172787465","display_name":"University of Concepci\u00f3n","ror":"https://ror.org/0460jpj73","country_code":"CL","type":"education","lineage":["https://openalex.org/I172787465"]},{"id":"https://openalex.org/I4210167034","display_name":"Millennium Institute for Integrative Biology","ror":"https://ror.org/05xcmte05","country_code":"CL","type":"other","lineage":["https://openalex.org/I4210167034"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Diego Seco","raw_affiliation_strings":["Millennium Institute for Foundational Research on Data, Chile","Universidad de Concepci\u00f3n, Chile"],"affiliations":[{"raw_affiliation_string":"Millennium Institute for Foundational Research on Data, Chile","institution_ids":["https://openalex.org/I4210167034"]},{"raw_affiliation_string":"Universidad de Concepci\u00f3n, Chile","institution_ids":["https://openalex.org/I172787465"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088519435","display_name":"\u00d3scar Pedreira","orcid":"https://orcid.org/0000-0001-6176-4475"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Oscar Pedreira","raw_affiliation_strings":["Laboratorio de Bases de Datos, Universidade da Coru\u00f1a, Spain"],"affiliations":[{"raw_affiliation_string":"Laboratorio de Bases de Datos, Universidade da Coru\u00f1a, Spain","institution_ids":["https://openalex.org/I11019714"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050671715","display_name":"Edgar Ch\u00e1vez","orcid":"https://orcid.org/0000-0002-0148-695X"},"institutions":[{"id":"https://openalex.org/I64663401","display_name":"Center for Scientific Research and Higher Education at Ensenada","ror":"https://ror.org/04znhwb73","country_code":"MX","type":"facility","lineage":["https://openalex.org/I64663401"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Edgar Chavez","raw_affiliation_strings":["Centro de Investigaci\u00f3n Cient\u00edfica y de Educaci\u00f3n Superior de Ensenada, M\u00e9xico"],"affiliations":[{"raw_affiliation_string":"Centro de Investigaci\u00f3n Cient\u00edfica y de Educaci\u00f3n Superior de Ensenada, M\u00e9xico","institution_ids":["https://openalex.org/I64663401"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5068205537"],"corresponding_institution_ids":["https://openalex.org/I2802558902"],"apc_list":null,"apc_paid":null,"fwci":0.1326,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.56920096,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9993000030517578,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9993000030517578,"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/T12288","display_name":"Optimization and Search Problems","score":0.9984999895095825,"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/T12072","display_name":"Machine Learning and Algorithms","score":0.9948999881744385,"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/initialization","display_name":"Initialization","score":0.6535888910293579},{"id":"https://openalex.org/keywords/heuristics","display_name":"Heuristics","score":0.6341093182563782},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6054111123085022},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6003535985946655},{"id":"https://openalex.org/keywords/string","display_name":"String (physics)","score":0.5462257266044617},{"id":"https://openalex.org/keywords/edit-distance","display_name":"Edit distance","score":0.5172939300537109},{"id":"https://openalex.org/keywords/running-time","display_name":"Running time","score":0.45188814401626587},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3276292681694031},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3232307434082031}],"concepts":[{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.6535888910293579},{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.6341093182563782},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6054111123085022},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6003535985946655},{"id":"https://openalex.org/C157486923","wikidata":"https://www.wikidata.org/wiki/Q1376436","display_name":"String (physics)","level":2,"score":0.5462257266044617},{"id":"https://openalex.org/C44359876","wikidata":"https://www.wikidata.org/wiki/Q5338467","display_name":"Edit distance","level":2,"score":0.5172939300537109},{"id":"https://openalex.org/C3017489831","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Running time","level":2,"score":0.45188814401626587},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3276292681694031},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3232307434082031},{"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/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sccc51225.2020.9281215","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sccc51225.2020.9281215","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 39th International Conference of the Chilean Computer Science Society (SCCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320323332","display_name":"Universidad Cat\u00f3lica de la Sant\u00edsima Concepci\u00f3n","ror":"https://ror.org/03y6k2j68"},{"id":"https://openalex.org/F4320326655","display_name":"Xunta de Galicia","ror":"https://ror.org/0181xnw06"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W45901831","https://openalex.org/W1049786151","https://openalex.org/W1491527630","https://openalex.org/W1531116739","https://openalex.org/W1562015200","https://openalex.org/W1562252382","https://openalex.org/W1603367181","https://openalex.org/W1633322433","https://openalex.org/W1850059000","https://openalex.org/W1852371007","https://openalex.org/W1967116906","https://openalex.org/W1974821370","https://openalex.org/W1979699050","https://openalex.org/W1980082483","https://openalex.org/W1996531989","https://openalex.org/W2007061239","https://openalex.org/W2034337154","https://openalex.org/W2048071570","https://openalex.org/W2057568625","https://openalex.org/W2076223365","https://openalex.org/W2077787678","https://openalex.org/W2084313588","https://openalex.org/W2097749295","https://openalex.org/W2138831039","https://openalex.org/W2140369911","https://openalex.org/W2323180197","https://openalex.org/W2401953950","https://openalex.org/W2593640938","https://openalex.org/W2913660196","https://openalex.org/W2914756992","https://openalex.org/W3000759848","https://openalex.org/W3101582640","https://openalex.org/W3103147319","https://openalex.org/W4230971836","https://openalex.org/W6633734512","https://openalex.org/W6633804432","https://openalex.org/W6713094800","https://openalex.org/W6734232456"],"related_works":["https://openalex.org/W2007540612","https://openalex.org/W2054882906","https://openalex.org/W3097495782","https://openalex.org/W2964007110","https://openalex.org/W3025482998","https://openalex.org/W3126626577","https://openalex.org/W3195961771","https://openalex.org/W2979245591","https://openalex.org/W4288095849","https://openalex.org/W2971787908"],"abstract_inverted_index":{"The":[0,19,109],"median":[1,66,85,105,138],"string":[2,21],"problem":[3],"is":[4,94],"NP-hard":[5],"under":[6],"several":[7],"formulations,":[8],"being":[9],"the":[10,23,33,53,57,65,73,76,79,84,91,97,104,107,116,134,137,140,147],"most":[11],"competitive":[12],"heuristics":[13],"those":[14],"using":[15],"perturbation-based":[16],"iterative":[17],"algorithms.":[18],"initial":[20],"and":[22,146],"policy":[24],"to":[25,32,63,115,133,142],"order":[26],"possible":[27],"edit":[28,60,150],"operations":[29],"are":[30,112],"key":[31],"efficiency":[34],"of":[35,59,75,86,90,103,106,136,149],"such":[36,144],"approaches.":[37],"In":[38],"this":[39],"work,":[40],"we":[41,82,127],"tackle":[42],"both":[43],"sub-problems.":[44],"We":[45],"hypothesized":[46],"that":[47,93],"a":[48,87],"better":[49],"starting":[50,80],"point":[51],"for":[52],"algorithm":[54],"can":[55],"reduce":[56],"number":[58,148],"distances":[61,151],"computed":[62],"obtain":[64],"string,":[67],"improving":[68],"time":[69,141],"performance":[70],"without":[71],"degrading":[72],"quality":[74,135],"solution.":[77],"Regarding":[78],"point,":[81],"use":[83],"few":[88],"strings":[89],"input,":[92],"selected":[95],"as":[96],"Half":[98],"Space":[99],"Proximal":[100],"(HSP)":[101],"neighbors":[102,111],"set.":[108],"HSP":[110],"simultaneously":[113],"close":[114],"center":[117],"but":[118],"also":[119],"diverse":[120],"among":[121],"them.":[122],"To":[123],"validate":[124],"these":[125],"results,":[126],"present":[128],"comparative":[129],"experiments,":[130],"attending":[131],"mainly":[132],"obtained,":[139],"compute":[143],"median,":[145],"computed.":[152]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
