{"id":"https://openalex.org/W4411725148","doi":"https://doi.org/10.1109/iscas56072.2025.11043379","title":"CAP-HDC: A CAM-Based Processor for Hyperdimensional Computing","display_name":"CAP-HDC: A CAM-Based Processor for Hyperdimensional Computing","publication_year":2025,"publication_date":"2025-05-25","ids":{"openalex":"https://openalex.org/W4411725148","doi":"https://doi.org/10.1109/iscas56072.2025.11043379"},"language":"en","primary_location":{"id":"doi:10.1109/iscas56072.2025.11043379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas56072.2025.11043379","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Circuits and Systems (ISCAS)","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/A5100598212","display_name":"Yuhan He","orcid":null},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuhan He","raw_affiliation_strings":["Fudan University,School of Information Science and Technology,Shanghai,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fudan University,School of Information Science and Technology,Shanghai,China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114202103","display_name":"Anqin Xiao","orcid":null},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Anqin Xiao","raw_affiliation_strings":["Fudan University,School of Information Science and Technology,Shanghai,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fudan University,School of Information Science and Technology,Shanghai,China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053415156","display_name":"Tao Hu","orcid":"https://orcid.org/0000-0002-0418-1246"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tianxi Hu","raw_affiliation_strings":["Nanjing University of Aeronautics & Astronautics,ChangKong College,Nanjing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanjing University of Aeronautics & Astronautics,ChangKong College,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076836805","display_name":"Fanxi Yang","orcid":"https://orcid.org/0009-0008-6209-0810"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fanxi Yang","raw_affiliation_strings":["Fudan University,School of Information Science and Technology,Shanghai,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fudan University,School of Information Science and Technology,Shanghai,China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047002120","display_name":"Hengtan Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hengtan Zhang","raw_affiliation_strings":["Fudan University,School of Information Science and Technology,Shanghai,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fudan University,School of Information Science and Technology,Shanghai,China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024591419","display_name":"Lirong Zheng","orcid":"https://orcid.org/0000-0003-0888-6769"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li-Rong Zheng","raw_affiliation_strings":["Fudan University,School of Information Science and Technology,Shanghai,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fudan University,School of Information Science and Technology,Shanghai,China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043039025","display_name":"Zhuo Zou","orcid":"https://orcid.org/0000-0002-8546-1329"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhuo Zou","raw_affiliation_strings":["Fudan University,School of Information Science and Technology,Shanghai,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fudan University,School of Information Science and Technology,Shanghai,China","institution_ids":["https://openalex.org/I24943067"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0641,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.79342761,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.961899995803833,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.961899995803833,"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/T12808","display_name":"Ferroelectric and Negative Capacitance Devices","score":0.9435999989509583,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9326000213623047,"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/computer-science","display_name":"Computer science","score":0.7465735077857971},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4863331913948059},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.38089388608932495}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7465735077857971},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4863331913948059},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.38089388608932495}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas56072.2025.11043379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas56072.2025.11043379","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7200000286102295,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320337504","display_name":"Research and Development","ror":"https://ror.org/027s68j25"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W2049992893","https://openalex.org/W2062143991","https://openalex.org/W2070862086","https://openalex.org/W2158622216","https://openalex.org/W2331783522","https://openalex.org/W2554538030","https://openalex.org/W2809429070","https://openalex.org/W2966524683","https://openalex.org/W3019791076","https://openalex.org/W3043089744","https://openalex.org/W3150672623","https://openalex.org/W3159441626","https://openalex.org/W3190134129","https://openalex.org/W4226117853","https://openalex.org/W4319303041","https://openalex.org/W4384519153","https://openalex.org/W4387411199","https://openalex.org/W4390692037","https://openalex.org/W4400229774"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"CAP-HDC,":[3],"a":[4,103,137,144],"Content":[5],"Addressable":[6],"Memory":[7],"(CAM)-based":[8],"processor":[9],"designed":[10,49],"for":[11],"Hyperdimensional":[12],"Computing":[13],"(HDC).":[14],"CAP-HDC":[15,47,117,153,175],"integrates":[16],"the":[17,27,51,85,112,121,164],"binding,":[18],"bundling,":[19],"permutation,":[20],"and":[21,41,132,159,184],"similarity":[22],"operators":[23],"of":[24,105,129,140,178],"HDC":[25],"into":[26],"in-memory":[28],"associative":[29],"processing":[30],"framework":[31],"that":[32],"features":[33],"high":[34],"parallelism,":[35],"thereby":[36],"achieving":[37,102],"low":[38],"power":[39,100,108,147],"consumption":[40,109],"latency.":[42],"The":[43,66,89],"CAM":[44,76],"utilized":[45],"in":[46,75,107,180,186],"is":[48,70,93,118],"using":[50,120],"Split":[52],"Word":[53],"Lines":[54],"(SWL)":[55],"6T":[56],"bit":[57],"cell,":[58],"enabling":[59],"column-wise":[60],"searching":[61],"across":[62],"all":[63],"rows":[64],"simultaneously.":[65],"approximate":[67],"bundling":[68,74],"method":[69,92],"proposed":[71,94],"to":[72,95,111,150],"implement":[73,96],"with":[77,98,143],"multiple":[78],"Hypervectors":[79],"(HVs)":[80],"without":[81],"sacrificing":[82],"accuracy":[83],"on":[84,163,172],"5-Class":[86],"Gesture":[87],"dataset.":[88,166],"hierarchical":[90],"permutation":[91,97],"lower":[99],"consumption,":[101],"reduction":[104],"90.66%":[106],"compared":[110],"direct":[113],"circular":[114],"shift":[115],"method.":[116],"simulated":[119],"22":[122],"nm":[123],"CMOS":[124],"process,":[125],"occupying":[126],"an":[127],"area":[128],"1.06":[130],"mm2":[131],"consuming":[133],"1.08":[134],"mW":[135],"at":[136],"clock":[138],"frequency":[139],"200":[141],"MHz":[142],"0.9":[145],"V":[146],"supply.":[148],"Compared":[149],"previous":[151],"works,":[152],"improves":[154],"energy":[155,182,188],"efficiency":[156,183],"by":[157,161],"2.9x":[158],"latency":[160],"2.4x":[162],"MNIST":[165],"For":[167],"hand":[168],"gesture":[169],"prediction":[170],"based":[171],"EMG":[173],"signals,":[174],"achieves":[176],"improvements":[177],"3.1x":[179],"inference":[181],"2.6x":[185],"encoding":[187],"efficiency.":[189]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-06-19T17:40:00.097472","created_date":"2025-10-10T00:00:00"}