{"id":"https://openalex.org/W7133331893","doi":"https://doi.org/10.1109/isscc49663.2026.11409315","title":"Medusa: A Quantum-Inspired 200-Variable 1016-Clause Analog k-SAT Solver","display_name":"Medusa: A Quantum-Inspired 200-Variable 1016-Clause Analog k-SAT Solver","publication_year":2026,"publication_date":"2026-02-15","ids":{"openalex":"https://openalex.org/W7133331893","doi":"https://doi.org/10.1109/isscc49663.2026.11409315"},"language":null,"primary_location":{"id":"doi:10.1109/isscc49663.2026.11409315","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc49663.2026.11409315","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE International Solid-State Circuits Conference (ISSCC)","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/A5081251438","display_name":"Luke Wormald","orcid":"https://orcid.org/0000-0002-5216-3974"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Luke D. Wormald","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034353500","display_name":"Ying\u2013Tuan Hsu","orcid":"https://orcid.org/0000-0002-2290-3695"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ying-Tuan Hsu","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5124451296","display_name":"E. Dikopoulos","orcid":null},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Evangelos Dikopoulos","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063342536","display_name":"Wei Tang","orcid":"https://orcid.org/0000-0001-5204-9728"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wei Tang","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120270193","display_name":"Benjamin Datsko","orcid":"https://orcid.org/0009-0002-2464-6108"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Benjamin Datsko","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127938825","display_name":"Ali Hammoud","orcid":null},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ali Hammoud","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038110244","display_name":"Zhengya Zhang","orcid":"https://orcid.org/0000-0001-5963-9018"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhengya Zhang","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5124439052","display_name":"M. P. Flynn","orcid":null},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael P. Flynn","raw_affiliation_strings":["University of Michigan,Ann Arbor,MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan,Ann Arbor,MI","institution_ids":["https://openalex.org/I27837315"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5081251438"],"corresponding_institution_ids":["https://openalex.org/I27837315"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.40600809,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"232","last_page":"234"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.4223000109195709,"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.4223000109195709,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.09969999641180038,"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/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.06939999759197235,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.722599983215332},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.5687999725341797},{"id":"https://openalex.org/keywords/variable","display_name":"Variable (mathematics)","score":0.5310999751091003},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.5271999835968018},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4925999939441681},{"id":"https://openalex.org/keywords/macro","display_name":"Macro","score":0.45100000500679016}],"concepts":[{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.722599983215332},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5835000276565552},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.5687999725341797},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.5310999751091003},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.5271999835968018},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4925999939441681},{"id":"https://openalex.org/C166955791","wikidata":"https://www.wikidata.org/wiki/Q629579","display_name":"Macro","level":2,"score":0.45100000500679016},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.40619999170303345},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.373199999332428},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.335999995470047},{"id":"https://openalex.org/C2778422915","wikidata":"https://www.wikidata.org/wiki/Q10302051","display_name":"Converters","level":3,"score":0.2921999990940094},{"id":"https://openalex.org/C90915687","wikidata":"https://www.wikidata.org/wiki/Q63759","display_name":"Analog computer","level":2,"score":0.2768000066280365},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26159998774528503}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isscc49663.2026.11409315","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc49663.2026.11409315","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE International Solid-State Circuits Conference (ISSCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4836863875389099,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320332180","display_name":"Defense Advanced Research Projects Agency","ror":"https://ror.org/02caytj08"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1549449731","https://openalex.org/W1973898358","https://openalex.org/W2125024536","https://openalex.org/W2166611781","https://openalex.org/W4360606816","https://openalex.org/W4392745963","https://openalex.org/W4408183186","https://openalex.org/W4408183376","https://openalex.org/W4411688130","https://openalex.org/W4412965041"],"related_works":[],"abstract_inverted_index":{"A":[0],"quantum-inspired":[1],"analog":[2],"variable":[3],"<tex":[4,22,38,62,67],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[5,23,39,63,68],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$k$</tex>-SAT":[6,24],"solver":[7],"supporting":[8],"up":[9],"to":[10,79],"200":[11],"variables":[12],"and":[13,29,46,59,66,74],"1016":[14],"clauses.":[15],"Enabling":[16],"techniques":[17],"include":[18],"make/break":[19],"feedback,":[20],"distributed":[21],"logic,":[25],"digital":[26],"macro":[27],"coupling,":[28],"feedback":[30],"optimization.":[31],"The":[32],"28nm":[33],"CMOS":[34],"prototype":[35],"achieves":[36],"a":[37,47],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$4.92":[40],"\\mu":[41],"\\mathrm{s}$</tex>":[42],"mean":[43,49],"solution":[44,75],"time":[45,76],"19.1nJ":[48],"energy":[50,73],"consumption":[51],"for":[52],"50-variable":[53],"3-SAT":[54],"problems":[55],"with":[56],"100%":[57],"solvability":[58],"accuracy,":[60],"representing":[61],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$3.5":[64],"\\times$</tex>":[65,70],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$3":[69],"improvements":[71],"in":[72],"respectively,":[77],"compared":[78],"the":[80],"state-of-the-art.":[81]},"counts_by_year":[],"updated_date":"2026-05-03T08:25:01.440150","created_date":"2026-03-04T00:00:00"}
