{"id":"https://openalex.org/W4411996932","doi":"https://doi.org/10.1109/tcsii.2025.3585516","title":"A 36 mJ/Inf Convolution Accelerator With Reduced Memory Access and Regrouped Sparse Kernels for Environment Sound Classification on Edge Devices","display_name":"A 36 mJ/Inf Convolution Accelerator With Reduced Memory Access and Regrouped Sparse Kernels for Environment Sound Classification on Edge Devices","publication_year":2025,"publication_date":"2025-07-03","ids":{"openalex":"https://openalex.org/W4411996932","doi":"https://doi.org/10.1109/tcsii.2025.3585516"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2025.3585516","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2025.3585516","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-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/A5023015877","display_name":"Lichen Feng","orcid":"https://orcid.org/0000-0002-7685-2141"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lichen Feng","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-7685-2141","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Tao Wang","orcid":"https://orcid.org/0009-0004-9466-6133"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Wang","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0009-0004-9466-6133","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Rundong Cai","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rundong Cai","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081240542","display_name":"Min Feng","orcid":"https://orcid.org/0000-0002-0107-0196"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Min","raw_affiliation_strings":["Institute of Computing Technology, Chinese Academy of Sciences, Beijing, China","Institute of Computing Technology (ICT), Chinese Academy of Sciences (CAS), Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-0107-0196","affiliations":[{"raw_affiliation_string":"Institute of Computing Technology, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Institute of Computing Technology (ICT), Chinese Academy of Sciences (CAS), Beijing, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039575274","display_name":"Zhangming Zhu","orcid":"https://orcid.org/0000-0002-7764-1928"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhangming Zhu","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-7764-1928","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits, School of Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"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":0.16308796,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"72","issue":"9","first_page":"1258","last_page":"1262"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11309","display_name":"Music and Audio Processing","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11349","display_name":"Music Technology and Sound Studies","score":0.9883999824523926,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.6628847122192383},{"id":"https://openalex.org/keywords/convolution","display_name":"Convolution (computer science)","score":0.6082868576049805},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.49282506108283997},{"id":"https://openalex.org/keywords/kernel","display_name":"Kernel (algebra)","score":0.4534589648246765},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.3536245822906494},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.22365081310272217},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12581077218055725},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.060279130935668945}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6628847122192383},{"id":"https://openalex.org/C45347329","wikidata":"https://www.wikidata.org/wiki/Q5166604","display_name":"Convolution (computer science)","level":3,"score":0.6082868576049805},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.49282506108283997},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.4534589648246765},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.3536245822906494},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.22365081310272217},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12581077218055725},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.060279130935668945},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsii.2025.3585516","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2025.3585516","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2568771357","display_name":null,"funder_award_id":"U24A20291","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5196707125","display_name":null,"funder_award_id":"62474128","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8921800214","display_name":null,"funder_award_id":"U22A2013","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W2052666245","https://openalex.org/W2925266590","https://openalex.org/W2951942899","https://openalex.org/W2972425456","https://openalex.org/W3008707468","https://openalex.org/W3089430884","https://openalex.org/W3120041065","https://openalex.org/W3135791241","https://openalex.org/W3143174503","https://openalex.org/W3158553615","https://openalex.org/W3211336390","https://openalex.org/W4205608572","https://openalex.org/W4223998953","https://openalex.org/W4295935044","https://openalex.org/W4313229418","https://openalex.org/W4367663464","https://openalex.org/W4385422730","https://openalex.org/W4385696593","https://openalex.org/W4387886174","https://openalex.org/W4389934542"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4386858688","https://openalex.org/W2982536526","https://openalex.org/W4380302312","https://openalex.org/W3008689640","https://openalex.org/W4385338604","https://openalex.org/W3081626085"],"abstract_inverted_index":{"Efficient":[0],"environment":[1],"sound":[2],"classification":[3],"(ESC)":[4],"on":[5],"edge":[6],"devices":[7],"is":[8,54,77,91],"valuable":[9],"for":[10],"applications":[11],"requiring":[12],"continuous,":[13],"long-term":[14],"monitoring.":[15],"Existing":[16],"ESC":[17],"processors":[18],"have":[19],"demonstrated":[20],"great":[21],"reductions":[22],"in":[23,81],"latency":[24,85],"and":[25,31,73,86],"resource":[26],"occupation.":[27],"However,":[28],"model":[29],"sparsity":[30],"computation":[32,72],"flow":[33],"still":[34],"require":[35],"further":[36],"optimization.":[37],"In":[38],"this":[39,64],"brief,":[40],"we":[41],"propose":[42],"an":[43,59],"end-to-end":[44],"ultra-lightweight":[45],"Depthwise":[46],"Separable":[47],"Convolution":[48],"(DSC)":[49],"neural":[50],"network,":[51],"E2E-ULDSC-Pruned,":[52],"which":[53,90],"made":[55],"publicly":[56],"available":[57],"as":[58],"open-source":[60],"release.":[61],"To":[62],"implement":[63],"model,":[65],"a":[66],"customized":[67],"accelerator":[68],"featuring":[69],"pipelined":[70],"DSC":[71],"regrouped":[74],"sparse":[75],"kernels":[76],"developed,":[78],"achieving":[79],"36mJ/Inference":[80],"ZCU102":[82],"FPGA":[83],"(254ms":[84],"143mW":[87],"power":[88],"consumption),":[89],"superior":[92],"to":[93],"recent":[94],"works.":[95]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
