{"id":"https://openalex.org/W3033543607","doi":"https://doi.org/10.1109/tcsii.2020.3000297","title":"An Optimal Algorithm for Enumerating Connected Convex Subgraphs in Acyclic Digraphs","display_name":"An Optimal Algorithm for Enumerating Connected Convex Subgraphs in Acyclic Digraphs","publication_year":2020,"publication_date":"2020-06-05","ids":{"openalex":"https://openalex.org/W3033543607","doi":"https://doi.org/10.1109/tcsii.2020.3000297","mag":"3033543607"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2020.3000297","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2020.3000297","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://inria.hal.science/hal-02884025","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049047722","display_name":"Chenglong Xiao","orcid":"https://orcid.org/0000-0001-7013-4985"},"institutions":[{"id":"https://openalex.org/I176808543","display_name":"Liaoning Technical University","ror":"https://ror.org/01n2bd587","country_code":"CN","type":"education","lineage":["https://openalex.org/I176808543"]},{"id":"https://openalex.org/I32574673","display_name":"Shantou University","ror":"https://ror.org/01a099706","country_code":"CN","type":"education","lineage":["https://openalex.org/I32574673"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenglong Xiao","raw_affiliation_strings":["College of Engineering, Shantou University, Shantou, China","Liaoning Technical University [Huludao]"],"raw_orcid":"https://orcid.org/0000-0001-7013-4985","affiliations":[{"raw_affiliation_string":"College of Engineering, Shantou University, Shantou, China","institution_ids":["https://openalex.org/I32574673"]},{"raw_affiliation_string":"Liaoning Technical University [Huludao]","institution_ids":["https://openalex.org/I176808543"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100406282","display_name":"Shanshan Wang","orcid":"https://orcid.org/0009-0004-1322-3032"},"institutions":[{"id":"https://openalex.org/I176808543","display_name":"Liaoning Technical University","ror":"https://ror.org/01n2bd587","country_code":"CN","type":"education","lineage":["https://openalex.org/I176808543"]},{"id":"https://openalex.org/I32574673","display_name":"Shantou University","ror":"https://ror.org/01a099706","country_code":"CN","type":"education","lineage":["https://openalex.org/I32574673"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shanshan Wang","raw_affiliation_strings":["College of Engineering, Shantou University, Shantou, China","Liaoning Technical University [Huludao]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Engineering, Shantou University, Shantou, China","institution_ids":["https://openalex.org/I32574673"]},{"raw_affiliation_string":"Liaoning Technical University [Huludao]","institution_ids":["https://openalex.org/I176808543"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024759532","display_name":"Wanjun Liu","orcid":"https://orcid.org/0000-0001-6472-6247"},"institutions":[{"id":"https://openalex.org/I176808543","display_name":"Liaoning Technical University","ror":"https://ror.org/01n2bd587","country_code":"CN","type":"education","lineage":["https://openalex.org/I176808543"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wanjun Liu","raw_affiliation_strings":["School of Software, Liaoning Technical University, Fuxin, China","Liaoning Technical University [Huludao]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Liaoning Technical University, Fuxin, China","institution_ids":["https://openalex.org/I176808543"]},{"raw_affiliation_string":"Liaoning Technical University [Huludao]","institution_ids":["https://openalex.org/I176808543"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101903875","display_name":"Xinlin Wang","orcid":"https://orcid.org/0000-0003-1224-4611"},"institutions":[{"id":"https://openalex.org/I176808543","display_name":"Liaoning Technical University","ror":"https://ror.org/01n2bd587","country_code":"CN","type":"education","lineage":["https://openalex.org/I176808543"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinlin Wang","raw_affiliation_strings":["School of Software, Liaoning Technical University, Fuxin, China","Liaoning Technical University [Huludao]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Liaoning Technical University, Fuxin, China","institution_ids":["https://openalex.org/I176808543"]},{"raw_affiliation_string":"Liaoning Technical University [Huludao]","institution_ids":["https://openalex.org/I176808543"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070765151","display_name":"Emmanuel Casseau","orcid":"https://orcid.org/0000-0001-7216-749X"},"institutions":[{"id":"https://openalex.org/I56067802","display_name":"Universit\u00e9 de Rennes","ror":"https://ror.org/015m7wh34","country_code":"FR","type":"education","lineage":["https://openalex.org/I56067802"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Emmanuel Casseau","raw_affiliation_strings":["ENSSAT, University of Rennes 1, Rennes, France","Energy Efficient Computing ArchItectures with Embedded Reconfigurable Resources"],"raw_orcid":"https://orcid.org/0000-0001-7216-749X","affiliations":[{"raw_affiliation_string":"ENSSAT, University of Rennes 1, Rennes, France","institution_ids":["https://openalex.org/I56067802"]},{"raw_affiliation_string":"Energy Efficient Computing ArchItectures with Embedded Reconfigurable Resources","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4632,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.66007998,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"68","issue":"1","first_page":"261","last_page":"265"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","score":0.9998000264167786,"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9998000264167786,"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/T12292","display_name":"Graph Theory and Algorithms","score":0.9994999766349792,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/directed-acyclic-graph","display_name":"Directed acyclic graph","score":0.7136789560317993},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6142227053642273},{"id":"https://openalex.org/keywords/digraph","display_name":"Digraph","score":0.5795984268188477},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.5634176135063171},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5133561491966248},{"id":"https://openalex.org/keywords/strongly-connected-component","display_name":"Strongly connected component","score":0.49901914596557617},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4219474494457245},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.407566636800766}],"concepts":[{"id":"https://openalex.org/C74197172","wikidata":"https://www.wikidata.org/wiki/Q1195339","display_name":"Directed acyclic graph","level":2,"score":0.7136789560317993},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6142227053642273},{"id":"https://openalex.org/C2779145032","wikidata":"https://www.wikidata.org/wiki/Q191494","display_name":"Digraph","level":2,"score":0.5795984268188477},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.5634176135063171},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5133561491966248},{"id":"https://openalex.org/C38754835","wikidata":"https://www.wikidata.org/wiki/Q2003238","display_name":"Strongly connected component","level":2,"score":0.49901914596557617},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4219474494457245},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.407566636800766},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcsii.2020.3000297","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2020.3000297","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-article"},{"id":"pmh:oai:HAL:hal-02884025v1","is_oa":true,"landing_page_url":"https://inria.hal.science/hal-02884025","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs, 2021, 68 (1), pp.261-265. &#x27E8;10.1109/TCSII.2020.3000297&#x27E9;","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-02884025v1","is_oa":true,"landing_page_url":"https://inria.hal.science/hal-02884025","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs, 2021, 68 (1), pp.261-265. &#x27E8;10.1109/TCSII.2020.3000297&#x27E9;","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8576962880","display_name":null,"funder_award_id":"61404069","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1686420892","https://openalex.org/W1983737182","https://openalex.org/W2012492419","https://openalex.org/W2033523748","https://openalex.org/W2037962593","https://openalex.org/W2039979393","https://openalex.org/W2059432803","https://openalex.org/W2082431840","https://openalex.org/W2087762069","https://openalex.org/W2114110174","https://openalex.org/W2117285153","https://openalex.org/W2118382442","https://openalex.org/W2121156724","https://openalex.org/W2165892109","https://openalex.org/W2171507906","https://openalex.org/W2570773108","https://openalex.org/W2789928742","https://openalex.org/W4232751114","https://openalex.org/W6677504465"],"related_works":["https://openalex.org/W1778531840","https://openalex.org/W2033567934","https://openalex.org/W2782194400","https://openalex.org/W2365236566","https://openalex.org/W4206573252","https://openalex.org/W2023776467","https://openalex.org/W3196251681","https://openalex.org/W2230758337","https://openalex.org/W2011214451","https://openalex.org/W4255598955"],"abstract_inverted_index":{"Reconfigurable":[0],"computing":[1,8,16],"system":[2,9],"is":[3,24,38,58,99,147],"emerging":[4],"as":[5],"an":[6],"important":[7],"for":[10,51,78],"satisfying":[11],"the":[12,41,87,96,112,127,132,144,151],"present":[13],"and":[14,20,124,131],"future":[15],"demands":[17],"in":[18,47,83,86,118,136,154],"performance":[19],"flexibility.":[21],"Extensible":[22],"processor":[23],"a":[25,65,74],"representative":[26],"implementation":[27],"of":[28,40,89,95,114,129,134,156],"reconfigurable":[29],"computing.":[30],"In":[31,69],"this":[32,70],"context,":[33],"custom":[34,48],"instruction":[35,49,55],"enumeration":[36,56],"problem":[37,57],"one":[39],"most":[42],"computationally":[43],"difficult":[44],"problems":[45],"involved":[46],"synthesis":[50],"extensible":[52],"processors.":[53],"Custom":[54],"essentially":[59],"enumerating":[60,79],"connected":[61,80,115],"convex":[62,81,116],"subgraphs":[63,82,117],"from":[64],"given":[66],"application":[67],"graph.":[68],"brief,":[71],"we":[72],"propose":[73],"provable":[75],"optimal":[76],"algorithm":[77,98,146],"acyclic":[84,120],"digraphs":[85],"sense":[88],"time":[90,94],"complexity.":[91],"The":[92],"running":[93],"proposed":[97,145],"theoretically":[100],"proved":[101],"to":[102],"be":[103],"O(\u03a3":[104],"<sub":[105],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[106],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">C\u2208CC(G)</sub>":[107],"(|V(C)|+|E(C)|)),":[108],"where":[109],"CC(G)":[110],"denotes":[111],"set":[113],"directed":[119],"graph":[121],"G,":[122],"|V(C)|":[123],"|E(C)|":[125],"denote":[126],"number":[128,133],"vertices":[130],"edges":[135],"subgraph":[137],"C":[138],"respectively.":[139],"Experimental":[140],"results":[141],"show":[142],"that":[143],"more":[148],"efficient":[149],"than":[150],"state-of-the-art":[152],"algorithms":[153],"terms":[155],"runtime.":[157]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1}],"updated_date":"2026-07-02T09:51:11.867554","created_date":"2025-10-10T00:00:00"}
