{"id":"https://openalex.org/W4412560828","doi":"https://doi.org/10.1109/mocast65744.2025.11083937","title":"VUSA: Virtually Upscaled Systolic Array Architecture to Exploit Unstructured Sparsity in AI Acceleration","display_name":"VUSA: Virtually Upscaled Systolic Array Architecture to Exploit Unstructured Sparsity in AI Acceleration","publication_year":2025,"publication_date":"2025-06-11","ids":{"openalex":"https://openalex.org/W4412560828","doi":"https://doi.org/10.1109/mocast65744.2025.11083937"},"language":"en","primary_location":{"id":"doi:10.1109/mocast65744.2025.11083937","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mocast65744.2025.11083937","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 14th International Conference on Modern Circuits and Systems Technologies (MOCAST)","raw_type":"proceedings-article"},"type":"conference-paper","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":null,"display_name":"Shereef Helal","orcid":null},"institutions":[{"id":"https://openalex.org/I4210123704","display_name":"NXP (Germany)","ror":"https://ror.org/0268h4j55","country_code":"DE","type":"company","lineage":["https://openalex.org/I109147379","https://openalex.org/I4210123704"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Shereef Helal","raw_affiliation_strings":["NXP Semiconductors,Munich,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NXP Semiconductors,Munich,Germany","institution_ids":["https://openalex.org/I4210123704"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050344559","display_name":"Alberto Garc\u00eda-Ortiz","orcid":"https://orcid.org/0000-0002-6461-3864"},"institutions":[{"id":"https://openalex.org/I180437899","display_name":"University of Bremen","ror":"https://ror.org/04ers2y35","country_code":"DE","type":"education","lineage":["https://openalex.org/I180437899"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Alberto Garcia-Ortiz","raw_affiliation_strings":["University of Bremen,Bremen,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bremen,Bremen,Germany","institution_ids":["https://openalex.org/I180437899"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031777933","display_name":"Lennart Bamberg","orcid":"https://orcid.org/0000-0003-4673-8310"},"institutions":[{"id":"https://openalex.org/I4210123704","display_name":"NXP (Germany)","ror":"https://ror.org/0268h4j55","country_code":"DE","type":"company","lineage":["https://openalex.org/I109147379","https://openalex.org/I4210123704"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Lennart Bamberg","raw_affiliation_strings":["NXP Semiconductors,Hamburg,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NXP Semiconductors,Hamburg,Germany","institution_ids":["https://openalex.org/I4210123704"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.5151,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.7881558,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9865000247955322,"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"}},"topics":[{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9865000247955322,"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"}},{"id":"https://openalex.org/T10904","display_name":"Embedded Systems Design Techniques","score":0.9807999730110168,"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"}},{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9550999999046326,"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/exploit","display_name":"Exploit","score":0.7610509395599365},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.6981837749481201},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.630541205406189},{"id":"https://openalex.org/keywords/systolic-array","display_name":"Systolic array","score":0.6007500290870667},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5421777963638306},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.425395667552948},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4025171101093292},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3423391580581665},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.12462469935417175},{"id":"https://openalex.org/keywords/classical-mechanics","display_name":"Classical mechanics","score":0.08990287780761719},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.08431106805801392},{"id":"https://openalex.org/keywords/history","display_name":"History","score":0.07326558232307434}],"concepts":[{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.7610509395599365},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.6981837749481201},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.630541205406189},{"id":"https://openalex.org/C150741067","wikidata":"https://www.wikidata.org/wiki/Q2377218","display_name":"Systolic array","level":3,"score":0.6007500290870667},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5421777963638306},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.425395667552948},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4025171101093292},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3423391580581665},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.12462469935417175},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.08990287780761719},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.08431106805801392},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.07326558232307434},{"id":"https://openalex.org/C14580979","wikidata":"https://www.wikidata.org/wiki/Q876049","display_name":"Very-large-scale integration","level":2,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mocast65744.2025.11083937","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mocast65744.2025.11083937","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 14th International Conference on Modern Circuits and Systems Technologies (MOCAST)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2017369466","https://openalex.org/W2194775991","https://openalex.org/W2285660444","https://openalex.org/W2289252105","https://openalex.org/W2516141709","https://openalex.org/W2606722458","https://openalex.org/W3168997536","https://openalex.org/W3185702163","https://openalex.org/W4224612674","https://openalex.org/W4236868170","https://openalex.org/W4317851154","https://openalex.org/W4320712936","https://openalex.org/W4394743924","https://openalex.org/W6677580257","https://openalex.org/W6737664043","https://openalex.org/W6758823024"],"related_works":["https://openalex.org/W17155033","https://openalex.org/W3207760230","https://openalex.org/W1496222301","https://openalex.org/W4312814274","https://openalex.org/W1590307681","https://openalex.org/W2536018345","https://openalex.org/W4285370786","https://openalex.org/W2296488620","https://openalex.org/W2358353312","https://openalex.org/W2353836703"],"abstract_inverted_index":{"Leveraging":[0],"high":[1],"degrees":[2],"of":[3,14,48],"unstructured":[4],"sparsity":[5,38,99],"is":[6,106],"a":[7,28,76,82],"promising":[8],"approach":[9],"to":[10,39,75],"enhance":[11],"the":[12,36,45,71,87,103],"efficiency":[13],"deep":[15],"neural":[16],"network":[17],"(DNN)":[18],"accelerators-particularly":[19],"important":[20],"for":[21,92,111],"emerging":[22],"EdgeAI":[23],"applications.":[24],"We":[25],"introduce":[26],"VUSA,":[27],"systolic-array":[29],"architecture":[30,55,80,89,105],"that":[31],"virtually":[32],"grows":[33],"based":[34],"on":[35],"present":[37],"perform":[40],"larger":[41],"matrix":[42],"multiplications":[43],"with":[44,95],"same":[46,72],"number":[47],"physical":[49],"multiply-accumulate":[50],"(MAC)":[51],"units.":[52],"The":[53],"proposed":[54,88,104],"achieves":[56],"saving":[57],"by":[58],"37":[59],"%":[60,63],"and":[61,66],"68":[62],"in":[64,81],"area":[65],"power":[67],"efficiency,":[68],"respectively,":[69],"at":[70,100],"peak-performance,":[73],"compared":[74],"baseline":[77],"systolic":[78],"array":[79],"commercial":[83],"16-nm":[84],"technology.":[85],"Still,":[86],"supports":[90],"acceleration":[91],"any":[93,96],"DNN":[94],"sparsity-even":[97],"no":[98],"all.":[101],"Thus,":[102],"application-independent,":[107],"making":[108],"it":[109],"viable":[110],"generalpurpose":[112],"AI":[113],"acceleration.":[114]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}