{"id":"https://openalex.org/W4392903895","doi":"https://doi.org/10.1109/icassp48485.2024.10448410","title":"Nuclear-Norm Maximization for Low-Rank Updates","display_name":"Nuclear-Norm Maximization for Low-Rank Updates","publication_year":2024,"publication_date":"2024-03-18","ids":{"openalex":"https://openalex.org/W4392903895","doi":"https://doi.org/10.1109/icassp48485.2024.10448410"},"language":"en","primary_location":{"id":"doi:10.1109/icassp48485.2024.10448410","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10448410","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5012583779","display_name":"Huanxi Liu","orcid":"https://orcid.org/0000-0002-4284-4012"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]},{"id":"https://openalex.org/I188522409","display_name":"Critical Software (Portugal)","ror":"https://ror.org/03er2hr05","country_code":"PT","type":"company","lineage":["https://openalex.org/I188522409"]}],"countries":["CN","PT"],"is_corresponding":false,"raw_author_name":"Huanxi Liu","raw_affiliation_strings":["National University of Defense Technology,Changsha,China","State Key Laboratory of Complex & Critical Software Environment","National University of Defense Technology, Changsha, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National University of Defense Technology,Changsha,China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"State Key Laboratory of Complex & Critical Software Environment","institution_ids":["https://openalex.org/I188522409"]},{"raw_affiliation_string":"National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073132517","display_name":"Yuanzhao Zhai","orcid":"https://orcid.org/0000-0003-1385-0074"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]},{"id":"https://openalex.org/I188522409","display_name":"Critical Software (Portugal)","ror":"https://ror.org/03er2hr05","country_code":"PT","type":"company","lineage":["https://openalex.org/I188522409"]}],"countries":["CN","PT"],"is_corresponding":false,"raw_author_name":"Yuanzhao Zhai","raw_affiliation_strings":["National University of Defense Technology,Changsha,China","State Key Laboratory of Complex & Critical Software Environment","National University of Defense Technology, Changsha, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National University of Defense Technology,Changsha,China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"State Key Laboratory of Complex & Critical Software Environment","institution_ids":["https://openalex.org/I188522409"]},{"raw_affiliation_string":"National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013340793","display_name":"Kele Xu","orcid":"https://orcid.org/0000-0001-5997-5169"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]},{"id":"https://openalex.org/I188522409","display_name":"Critical Software (Portugal)","ror":"https://ror.org/03er2hr05","country_code":"PT","type":"company","lineage":["https://openalex.org/I188522409"]}],"countries":["CN","PT"],"is_corresponding":false,"raw_author_name":"Kele Xu","raw_affiliation_strings":["National University of Defense Technology,Changsha,China","National University of Defense Technology, Changsha, China","State Key Laboratory of Complex & Critical Software Environment"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National University of Defense Technology,Changsha,China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"State Key Laboratory of Complex & Critical Software Environment","institution_ids":["https://openalex.org/I188522409"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039795290","display_name":"Dawei Feng","orcid":"https://orcid.org/0000-0002-7587-8905"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]},{"id":"https://openalex.org/I188522409","display_name":"Critical Software (Portugal)","ror":"https://ror.org/03er2hr05","country_code":"PT","type":"company","lineage":["https://openalex.org/I188522409"]}],"countries":["CN","PT"],"is_corresponding":false,"raw_author_name":"Dawei Feng","raw_affiliation_strings":["National University of Defense Technology,Changsha,China","State Key Laboratory of Complex & Critical Software Environment","National University of Defense Technology, Changsha, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National University of Defense Technology,Changsha,China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"State Key Laboratory of Complex & Critical Software Environment","institution_ids":["https://openalex.org/I188522409"]},{"raw_affiliation_string":"National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102770021","display_name":"Yiying Li","orcid":"https://orcid.org/0000-0002-2632-5175"},"institutions":[{"id":"https://openalex.org/I4210100255","display_name":"Beijing Academy of Artificial Intelligence","ror":"https://ror.org/016a74861","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210100255"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiying Li","raw_affiliation_strings":["DII,Artificial Intelligence Research Center,Beijing,China","Artificial Intelligence Research Center, DII, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DII,Artificial Intelligence Research Center,Beijing,China","institution_ids":["https://openalex.org/I4210100255"]},{"raw_affiliation_string":"Artificial Intelligence Research Center, DII, Beijing, China","institution_ids":["https://openalex.org/I4210100255"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"11101","last_page":"11105"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9976000189781189,"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.9976000189781189,"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/T11307","display_name":"Domain Adaptation and Few-Shot Learning","score":0.9925000071525574,"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.991599977016449,"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":0.7500415444374084},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.648427426815033},{"id":"https://openalex.org/keywords/matrix-norm","display_name":"Matrix norm","score":0.6269451379776001},{"id":"https://openalex.org/keywords/language-model","display_name":"Language model","score":0.6000787019729614},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.5969747304916382},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.5806636810302734},{"id":"https://openalex.org/keywords/baseline","display_name":"Baseline (sea)","score":0.4483696520328522},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.40684932470321655},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4064731001853943},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3304039239883423},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12284335494041443}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7500415444374084},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.648427426815033},{"id":"https://openalex.org/C92207270","wikidata":"https://www.wikidata.org/wiki/Q939253","display_name":"Matrix norm","level":3,"score":0.6269451379776001},{"id":"https://openalex.org/C137293760","wikidata":"https://www.wikidata.org/wiki/Q3621696","display_name":"Language model","level":2,"score":0.6000787019729614},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.5969747304916382},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.5806636810302734},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.4483696520328522},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.40684932470321655},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4064731001853943},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3304039239883423},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12284335494041443},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp48485.2024.10448410","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10448410","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Climate action","id":"https://metadata.un.org/sdg/13","score":0.41999998688697815}],"awards":[{"id":"https://openalex.org/G2237562141","display_name":null,"funder_award_id":"62206307","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W161377760","https://openalex.org/W2124608575","https://openalex.org/W2963159690","https://openalex.org/W2963846996","https://openalex.org/W2986193249","https://openalex.org/W3154596443","https://openalex.org/W3192478068","https://openalex.org/W3195577433","https://openalex.org/W4205991051","https://openalex.org/W4287391717","https://openalex.org/W4288089799","https://openalex.org/W4378509449","https://openalex.org/W4385245566","https://openalex.org/W4385570973","https://openalex.org/W6606557171","https://openalex.org/W6759579507","https://openalex.org/W6769627184","https://openalex.org/W6788811087","https://openalex.org/W6793736971","https://openalex.org/W6796581206","https://openalex.org/W6800751262","https://openalex.org/W6853251322"],"related_works":["https://openalex.org/W2383111961","https://openalex.org/W2365952365","https://openalex.org/W2352448290","https://openalex.org/W2380820513","https://openalex.org/W2913146933","https://openalex.org/W1980381208","https://openalex.org/W2372385138","https://openalex.org/W4296359239","https://openalex.org/W2101155126","https://openalex.org/W2043093291"],"abstract_inverted_index":{"Pre-trained":[0],"large":[1],"language":[2,10,155],"models":[3,41,71,151],"exhibit":[4],"significant":[5,163],"potential":[6],"in":[7,65],"speech":[8],"and":[9,42],"processing.":[11],"Fine-tuning":[12],"all":[13],"parameters":[14],"becomes":[15],"impractical":[16],"when":[17],"confronted":[18],"with":[19],"numerous":[20],"downstream":[21],"tasks.":[22,157],"To":[23,77,138],"address":[24],"this":[25,79],"challenge,":[26],"various":[27,153],"low-rank":[28,114,136],"adaptation":[29],"techniques":[30],"have":[31],"been":[32],"introduced":[33],"for":[34,113],"parameter-efficient":[35],"fine-tuning,":[36],"which":[37,84],"freeze":[38],"the":[39,58,66,101,128,133,140],"over-parametrized":[40],"learn":[43],"incremental":[44,67],"parameter":[45],"updates":[46],"within":[47],"smaller":[48],"subspaces.":[49],"However,":[50],"our":[51],"observation":[52],"reveals":[53],"that":[54,160],"most":[55],"directions":[56,126],"of":[57,103,127,135,142],"learned":[59],"subspace":[60,129],"play":[61],"a":[62,109],"minor":[63],"role":[64],"updates.":[68,115,137],"Consequently,":[69],"fine-tuned":[70],"may":[72],"not":[73],"achieve":[74],"optimal":[75],"performance.":[76],"bridge":[78],"gap,":[80],"we":[81,97,107,144],"introduce":[82],"NNM-LoRA,":[83,143],"strives":[85],"to":[86,121,166],"harness":[87],"more":[88],"meaningful":[89],"singular":[90,104,125],"directions.":[91],"Through":[92],"Nuclear":[93],"Norm":[94],"Maximization":[95],"(NNM),":[96],"can":[98],"better":[99],"regulate":[100],"allocation":[102],"values.":[105],"Accordingly,":[106],"propose":[108],"parameter-free":[110],"plug-and-play":[111],"regularizer":[112],"This":[116],"innovative":[117],"approach":[118],"allows":[119],"us":[120],"utilize":[122],"as":[123,130],"many":[124],"possible":[131],"during":[132],"training":[134],"validate":[139],"effectiveness":[141],"conduct":[145],"extensive":[146],"experiments":[147],"involving":[148],"different":[149],"pre-trained":[150],"on":[152],"natural":[154],"understanding":[156],"Results":[158],"demonstrate":[159],"NNM-LoRA":[161],"exhibits":[162],"improvements":[164],"compared":[165],"baseline":[167],"methods.":[168]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-25T09:21:30.201066","created_date":"2025-10-10T00:00:00"}