{"id":"https://openalex.org/W7135041147","doi":"https://doi.org/10.1109/asp-dac66049.2026.11420522","title":"Exploiting the Irregular Input Sparsity in Systolic Array-based DNN Accelerators via Local Soft Pooling","display_name":"Exploiting the Irregular Input Sparsity in Systolic Array-based DNN Accelerators via Local Soft Pooling","publication_year":2026,"publication_date":"2026-01-19","ids":{"openalex":"https://openalex.org/W7135041147","doi":"https://doi.org/10.1109/asp-dac66049.2026.11420522"},"language":"en","primary_location":{"id":"doi:10.1109/asp-dac66049.2026.11420522","is_oa":false,"landing_page_url":"https://doi.org/10.1109/asp-dac66049.2026.11420522","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 31st Asia and South Pacific Design Automation Conference (ASP-DAC)","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":"https://openalex.org/A5128846266","display_name":"Desheng Fu","orcid":null},"institutions":[{"id":"https://openalex.org/I204823248","display_name":"Huazhong Agricultural University","ror":"https://ror.org/023b72294","country_code":"CN","type":"education","lineage":["https://openalex.org/I204823248"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Desheng Fu","raw_affiliation_strings":["Huazhong Agricultural University,College of Informatics,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Huazhong Agricultural University,College of Informatics,China","institution_ids":["https://openalex.org/I204823248"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013683067","display_name":"Jingbo Jiang","orcid":"https://orcid.org/0000-0003-0268-9844"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jingbo Jiang","raw_affiliation_strings":["The Hong Kong University of Science and Technology,Department of Electronic and Computer Engineering,Hong Kong,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology,Department of Electronic and Computer Engineering,Hong Kong,China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128860187","display_name":"Xiaomeng Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xiaomeng Wang","raw_affiliation_strings":["The Hong Kong University of Science and Technology,Department of Electronic and Computer Engineering,Hong Kong,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology,Department of Electronic and Computer Engineering,Hong Kong,China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128885905","display_name":"Jingyang Zhu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jingyang Zhu","raw_affiliation_strings":["NVIDIA Corporation,Shanghai,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NVIDIA Corporation,Shanghai,China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5124243526","display_name":"Xizi Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I204823248","display_name":"Huazhong Agricultural University","ror":"https://ror.org/023b72294","country_code":"CN","type":"education","lineage":["https://openalex.org/I204823248"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xizi Chen","raw_affiliation_strings":["Huazhong Agricultural University,College of Informatics,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Huazhong Agricultural University,College of Informatics,China","institution_ids":["https://openalex.org/I204823248"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102279835","display_name":"Chi-Ying Tsui","orcid":null},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Chi-Ying Tsui","raw_affiliation_strings":["The Hong Kong University of Science and Technology,Department of Electronic and Computer Engineering,Hong Kong,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology,Department of Electronic and Computer Engineering,Hong Kong,China","institution_ids":["https://openalex.org/I200769079"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.17363549,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1315","last_page":"1321"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12611","display_name":"Neural Networks and Reservoir Computing","score":0.07580000162124634,"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/T12611","display_name":"Neural Networks and Reservoir Computing","score":0.07580000162124634,"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/T10049","display_name":"Magnetic properties of thin films","score":0.07500000298023224,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.05730000138282776,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3736000061035156},{"id":"https://openalex.org/keywords/pooling","display_name":"Pooling","score":0.31139999628067017},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.2921000123023987},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.27810001373291016},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.2671000063419342}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6165000200271606},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.48179998993873596},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.427700012922287},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3736000061035156},{"id":"https://openalex.org/C70437156","wikidata":"https://www.wikidata.org/wiki/Q7228652","display_name":"Pooling","level":2,"score":0.31139999628067017},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.2921000123023987},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.27810001373291016},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.2671000063419342},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2662999927997589},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.25870001316070557},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25209999084472656}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/asp-dac66049.2026.11420522","is_oa":false,"landing_page_url":"https://doi.org/10.1109/asp-dac66049.2026.11420522","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 31st Asia and South Pacific Design Automation Conference (ASP-DAC)","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-172699","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-172699","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320322186","display_name":"Natural Science Foundation of Hubei Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W2062227835","https://openalex.org/W2105102111","https://openalex.org/W2108598243","https://openalex.org/W2194775991","https://openalex.org/W2276892413","https://openalex.org/W2289252105","https://openalex.org/W2516141709","https://openalex.org/W2588191434","https://openalex.org/W2606722458","https://openalex.org/W2750173518","https://openalex.org/W2793186932","https://openalex.org/W2883149906","https://openalex.org/W2900228909","https://openalex.org/W2943476754","https://openalex.org/W2962816593","https://openalex.org/W2971115712","https://openalex.org/W3091825101","https://openalex.org/W3147182033","https://openalex.org/W3153309660","https://openalex.org/W3185702163","https://openalex.org/W4236868170","https://openalex.org/W4316252394","https://openalex.org/W4386306971","https://openalex.org/W4400285040","https://openalex.org/W4401016977"],"related_works":[],"abstract_inverted_index":{"One":[0],"promising":[1],"approach":[2],"to":[3,13,57,66,77,114],"mitigating":[4],"the":[5,15,23,26,30,59,80,102,129,156],"computational":[6],"complexity":[7],"of":[8,17,25,33,116,137],"deep":[9],"neural":[10],"networks":[11,143],"is":[12,111,139],"leverage":[14],"sparsity":[16,83],"input":[18,82,93,104],"activations":[19],"that":[20,110],"results":[21],"from":[22],"application":[24],"ReLU":[27],"function.":[28],"However,":[29],"irregular":[31,81],"distribution":[32],"zero-valued":[34],"inputs":[35],"poses":[36],"a":[37,72,107,154],"challenge":[38],"for":[39,132],"efficient":[40],"implementation":[41],"in":[42,84],"existing":[43],"regular":[44],"architectures,":[45],"such":[46],"as":[47],"systolic":[48,85,130],"arrays.":[49],"Previous":[50],"works":[51],"usually":[52],"depend":[53],"on":[54,144],"specialized":[55],"architectures":[56],"bypass":[58],"redundant":[60],"computations":[61],"during":[62],"runtime.":[63],"In":[64],"contrast":[65],"these":[67],"prior":[68],"strategies,":[69],"we":[70],"propose":[71],"local":[73,89],"soft":[74,90],"pooling":[75],"method":[76],"efficiently":[78],"exploit":[79],"array-based":[86],"architectures.":[87],"Through":[88],"pooling,":[91],"adjacent":[92],"rows":[94],"can":[95,123],"be":[96,125],"safely":[97],"merged":[98],"at":[99],"runtime,":[100],"compressing":[101],"sparse":[103],"matrix":[105,122],"into":[106,128],"compact":[108,121],"format":[109],"only":[112],"1/3":[113],"1/2":[115],"its":[117],"original":[118],"size.":[119],"The":[120],"then":[124],"directly":[126],"fed":[127],"array":[131],"computation.":[133],"A":[134],"computation":[135],"saving":[136],"67.78%":[138],"achieved":[140],"across":[141],"various":[142],"both":[145],"CIFAR-10":[146],"and":[147,158,165],"ImageNet":[148],"with":[149],"negligible":[150],"accuracy":[151],"loss.":[152],"As":[153],"result,":[155],"throughput":[157],"energy":[159],"efficiency":[160],"are":[161],"improved":[162],"by":[163],"2.72":[164],"2.07":[166],"times,":[167],"respectively.":[168]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2026-03-13T00:00:00"}
