{"id":"https://openalex.org/W4410583409","doi":"https://doi.org/10.23919/date64628.2025.10993032","title":"An Imitation Augmented Reinforcement Learning Framework for CGRA Design Space Exploration","display_name":"An Imitation Augmented Reinforcement Learning Framework for CGRA Design Space Exploration","publication_year":2025,"publication_date":"2025-03-31","ids":{"openalex":"https://openalex.org/W4410583409","doi":"https://doi.org/10.23919/date64628.2025.10993032"},"language":"en","primary_location":{"id":"doi:10.23919/date64628.2025.10993032","is_oa":false,"landing_page_url":"https://doi.org/10.23919/date64628.2025.10993032","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 Design, Automation &amp;amp; Test in Europe Conference (DATE)","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/A5053309917","display_name":"Li Wu","orcid":"https://orcid.org/0000-0001-9651-3772"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Liangji Wu","raw_affiliation_strings":["Southeast University,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"Southeast University,Nanjing,China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101800543","display_name":"Shuaibo Huang","orcid":"https://orcid.org/0009-0002-4686-3955"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuaibo Huang","raw_affiliation_strings":["Southeast University,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"Southeast University,Nanjing,China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100438252","display_name":"Ziqi Wang","orcid":"https://orcid.org/0009-0008-4720-2896"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ziqi Wang","raw_affiliation_strings":["Southeast University,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"Southeast University,Nanjing,China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112230934","display_name":"Shiyang Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shiyang Wu","raw_affiliation_strings":["Southeast University,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"Southeast University,Nanjing,China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100350505","display_name":"Yang Chen","orcid":"https://orcid.org/0000-0003-4890-313X"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Chen","raw_affiliation_strings":["Southeast University,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"Southeast University,Nanjing,China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100720007","display_name":"Hao Yan","orcid":"https://orcid.org/0000-0002-3299-2417"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Yan","raw_affiliation_strings":["Southeast University,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"Southeast University,Nanjing,China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101499715","display_name":"Longxing Shi","orcid":"https://orcid.org/0000-0002-0629-7154"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Longxing Shi","raw_affiliation_strings":["Southeast University,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"Southeast University,Nanjing,China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5053309917"],"corresponding_institution_ids":["https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":5.014,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.93952119,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":95},"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/T11701","display_name":"Space Satellite Systems and Control","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11701","display_name":"Space Satellite Systems and Control","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12449","display_name":"Spacecraft Design and Technology","score":0.9660999774932861,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11325","display_name":"Inertial Sensor and Navigation","score":0.9526000022888184,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.7373892664909363},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7369322776794434},{"id":"https://openalex.org/keywords/imitation","display_name":"Imitation","score":0.7186938524246216},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.6279710531234741},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.4409095346927643},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4351470470428467},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.07636654376983643}],"concepts":[{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.7373892664909363},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7369322776794434},{"id":"https://openalex.org/C126388530","wikidata":"https://www.wikidata.org/wiki/Q1131737","display_name":"Imitation","level":2,"score":0.7186938524246216},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.6279710531234741},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4409095346927643},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4351470470428467},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.07636654376983643},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/date64628.2025.10993032","is_oa":false,"landing_page_url":"https://doi.org/10.23919/date64628.2025.10993032","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 Design, Automation &amp;amp; Test in Europe Conference (DATE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2169496193","display_name":null,"funder_award_id":"BE2023003-2","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G903443910","display_name":null,"funder_award_id":"BK20232005","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322769","display_name":"Natural Science Foundation of Jiangsu Province","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2133176659","https://openalex.org/W2143381319","https://openalex.org/W2403021642","https://openalex.org/W2574156844","https://openalex.org/W2626186664","https://openalex.org/W2741661236","https://openalex.org/W3018677999","https://openalex.org/W3102790199","https://openalex.org/W3116479614","https://openalex.org/W4200520905","https://openalex.org/W4386763467","https://openalex.org/W4393141080","https://openalex.org/W6687681856","https://openalex.org/W6757592117","https://openalex.org/W6768425981","https://openalex.org/W6856237378"],"related_works":["https://openalex.org/W4387497383","https://openalex.org/W3183948672","https://openalex.org/W3173606202","https://openalex.org/W3110381201","https://openalex.org/W2948807893","https://openalex.org/W2935909890","https://openalex.org/W2778153218","https://openalex.org/W2758277628","https://openalex.org/W1531601525","https://openalex.org/W2665305151"],"abstract_inverted_index":{"Coarse-Grained":[0],"Reconfigurable":[1],"Arrays":[2],"(CGRAs)":[3],"are":[4],"a":[5,44,112],"promising":[6],"architecture":[7],"that":[8,94],"warrants":[9],"thorough":[10],"design":[11,32],"space":[12],"exploration":[13],"(DSE).":[14],"However,":[15],"traditional":[16],"DSE":[17,60],"methods":[18],"for":[19,59],"CGRAs":[20],"often":[21],"get":[22],"trapped":[23],"in":[24],"local":[25],"optima":[26],"due":[27],"to":[28,108],"singularities,":[29],"i.e.,":[30],"invalid":[31,70],"points":[33],"caused":[34],"by":[35,105],"CGRA":[36],"mapping":[37],"failures.":[38],"In":[39],"this":[40],"paper,":[41],"we":[42],"propose":[43],"singularity-aware":[45],"framework":[46,96],"based":[47],"on":[48],"the":[49,74,81,98,102],"integration":[50],"of":[51,61,76,101],"reinforcement":[52],"learning":[53,57],"(RL)":[54],"and":[55,69,79],"imitation":[56],"(IL)":[58],"CGRAs.":[62],"Our":[63],"approach":[64],"learns":[65],"from":[66,83],"both":[67],"valid":[68],"points,":[71],"substantially":[72],"reducing":[73],"probability":[75],"sampling":[77],"singularities":[78],"accelerating":[80],"escape":[82],"inefficient":[84],"regions,":[85],"ultimately":[86],"achieving":[87],"high-quality":[88],"Pareto":[89,103],"points.":[90],"Experimental":[91],"results":[92],"demonstrate":[93],"our":[95],"improves":[97],"hypervolume":[99],"(HV)":[100],"front":[104],"23.56%":[106],"compared":[107],"state-of-the-art":[109],"methods,":[110],"with":[111],"comparable":[113],"time":[114],"overhead.":[115]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-03-28T08:17:26.163206","created_date":"2025-10-10T00:00:00"}
