{"id":"https://openalex.org/W4410949900","doi":"https://doi.org/10.1109/jiot.2025.3576016","title":"Amser+: Accelerating Mobile Speech Emotion Recognition in IoT Environments With Mel Feature Compression","display_name":"Amser+: Accelerating Mobile Speech Emotion Recognition in IoT Environments With Mel Feature Compression","publication_year":2025,"publication_date":"2025-06-02","ids":{"openalex":"https://openalex.org/W4410949900","doi":"https://doi.org/10.1109/jiot.2025.3576016"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2025.3576016","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3576016","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5007681745","display_name":"Yu Lu","orcid":"https://orcid.org/0000-0002-9024-3692"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Lu","raw_affiliation_strings":["Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-9024-3692","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100447490","display_name":"Ran Wang","orcid":"https://orcid.org/0000-0001-7857-8433"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ran Wang","raw_affiliation_strings":["Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059988948","display_name":"Dian Ding","orcid":"https://orcid.org/0000-0002-2190-0919"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dian Ding","raw_affiliation_strings":["Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-2190-0919","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006141777","display_name":"Yijie Li","orcid":"https://orcid.org/0000-0002-7129-6764"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Yijie Li","raw_affiliation_strings":["School of Computing, National University of Singapore, Queenstown, Singapore","School of Computing, National University of Singapore, Singapore, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-7129-6764","affiliations":[{"raw_affiliation_string":"School of Computing, National University of Singapore, Queenstown, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"School of Computing, National University of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101624258","display_name":"Yongzhao Zhang","orcid":"https://orcid.org/0009-0002-2716-5369"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongzhao Zhang","raw_affiliation_strings":["Department of Computer Science and Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0009-0002-2716-5369","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084287163","display_name":"Lanqing Yang","orcid":"https://orcid.org/0000-0002-1551-224X"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lanqing Yang","raw_affiliation_strings":["Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-1551-224X","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009913466","display_name":"Yi\u2010Chao Chen","orcid":"https://orcid.org/0000-0003-0782-4953"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yi-Chao Chen","raw_affiliation_strings":["Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101490654","display_name":"Guangtao Xue","orcid":"https://orcid.org/0000-0002-1617-3593"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangtao Xue","raw_affiliation_strings":["Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-1617-3593","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.396,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.83883829,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"12","issue":"16","first_page":"32875","last_page":"32888"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9079999923706055,"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":0.9079999923706055,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8273255825042725},{"id":"https://openalex.org/keywords/emotion-recognition","display_name":"Emotion recognition","score":0.7355329394340515},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.6227497458457947},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5710916519165039},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.47180286049842834},{"id":"https://openalex.org/keywords/mobile-telephony","display_name":"Mobile telephony","score":0.4408947229385376},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4303523898124695},{"id":"https://openalex.org/keywords/mobile-computing","display_name":"Mobile computing","score":0.4204404056072235},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3482617139816284},{"id":"https://openalex.org/keywords/mobile-radio","display_name":"Mobile radio","score":0.3174595534801483},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.19509688019752502}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8273255825042725},{"id":"https://openalex.org/C2777438025","wikidata":"https://www.wikidata.org/wiki/Q1339090","display_name":"Emotion recognition","level":2,"score":0.7355329394340515},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.6227497458457947},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5710916519165039},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.47180286049842834},{"id":"https://openalex.org/C95491727","wikidata":"https://www.wikidata.org/wiki/Q992968","display_name":"Mobile telephony","level":3,"score":0.4408947229385376},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4303523898124695},{"id":"https://openalex.org/C144543869","wikidata":"https://www.wikidata.org/wiki/Q2738570","display_name":"Mobile computing","level":2,"score":0.4204404056072235},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3482617139816284},{"id":"https://openalex.org/C2781307350","wikidata":"https://www.wikidata.org/wiki/Q6887221","display_name":"Mobile radio","level":2,"score":0.3174595534801483},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.19509688019752502},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3576016","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3576016","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3301288343","display_name":"\u8fb9\u7f18\u667a\u80fd\u67b6\u6784\u4e2d\u8d44\u6e90\u4f18\u5316\u5206\u914d\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"61936015","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4336681735","display_name":null,"funder_award_id":"24ZR1430600","funder_id":"https://openalex.org/F4320309612","funder_display_name":"Natural Science Foundation of Shanghai"},{"id":"https://openalex.org/G6351238762","display_name":null,"funder_award_id":"6240071246","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320309612","display_name":"Natural Science Foundation of Shanghai","ror":null},{"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":72,"referenced_works":["https://openalex.org/W1492347181","https://openalex.org/W1494198834","https://openalex.org/W1970602071","https://openalex.org/W2000838212","https://openalex.org/W2008291900","https://openalex.org/W2062391442","https://openalex.org/W2063125572","https://openalex.org/W2086402015","https://openalex.org/W2099767163","https://openalex.org/W2122122381","https://openalex.org/W2146334809","https://openalex.org/W2153720647","https://openalex.org/W2167728712","https://openalex.org/W2250539671","https://openalex.org/W2399733683","https://openalex.org/W2525771685","https://openalex.org/W2527036487","https://openalex.org/W2576857800","https://openalex.org/W2625567284","https://openalex.org/W2889442120","https://openalex.org/W2937484199","https://openalex.org/W2937584914","https://openalex.org/W2962770129","https://openalex.org/W2963140444","https://openalex.org/W2963525576","https://openalex.org/W2965373594","https://openalex.org/W2966683369","https://openalex.org/W2972463723","https://openalex.org/W2972871493","https://openalex.org/W2986715885","https://openalex.org/W3004127093","https://openalex.org/W3035524453","https://openalex.org/W3045969489","https://openalex.org/W3046256272","https://openalex.org/W3085507403","https://openalex.org/W3093515987","https://openalex.org/W3147954149","https://openalex.org/W3169022486","https://openalex.org/W3185293939","https://openalex.org/W3191321386","https://openalex.org/W4200002434","https://openalex.org/W4221162793","https://openalex.org/W4239447739","https://openalex.org/W4319934112","https://openalex.org/W4320060010","https://openalex.org/W4385245566","https://openalex.org/W4385822510","https://openalex.org/W4386260570","https://openalex.org/W4387212563","https://openalex.org/W4387421455","https://openalex.org/W4396919787","https://openalex.org/W4399121783","https://openalex.org/W4399122137","https://openalex.org/W4399320001","https://openalex.org/W4399525909","https://openalex.org/W4400032976","https://openalex.org/W4402435493","https://openalex.org/W4404034703","https://openalex.org/W4405013827","https://openalex.org/W4405014280","https://openalex.org/W4408353804","https://openalex.org/W6631190155","https://openalex.org/W6733877748","https://openalex.org/W6755843862","https://openalex.org/W6762481227","https://openalex.org/W6766978945","https://openalex.org/W6771467084","https://openalex.org/W6776700526","https://openalex.org/W6803378298","https://openalex.org/W6847363464","https://openalex.org/W6871783737","https://openalex.org/W6873386760"],"related_works":["https://openalex.org/W4210272022","https://openalex.org/W1844259124","https://openalex.org/W2170939602","https://openalex.org/W1974440652","https://openalex.org/W3009067413","https://openalex.org/W1541175715","https://openalex.org/W565993663","https://openalex.org/W2326504464","https://openalex.org/W2096709983","https://openalex.org/W1729918523"],"abstract_inverted_index":{"Speech-based":[0],"interaction":[1],"systems":[2,26],"are":[3,58],"widely":[4],"used":[5],"in":[6,13],"mobile":[7,33,63],"devices":[8,34],"like":[9,56],"smartphones.":[10],"With":[11],"advances":[12],"deep":[14],"neural":[15],"networks,":[16],"tasks":[17],"such":[18],"as":[19],"speech":[20,71],"emotion":[21,72,133,148],"recognition":[22,73,149],"(SER)":[23],"enhance":[24],"these":[25],"user-friendliness.":[27],"However,":[28],"deploying":[29],"SER":[30],"models":[31],"on":[32],"is":[35,100],"challenging":[36],"due":[37],"to":[38,60,117],"their":[39],"complexity":[40],"and":[41,53,78,87,95,112,132,146],"computational":[42],"demands.":[43],"While":[44],"pruning":[45],"can":[46],"reduce":[47],"complexity,":[48],"it":[49],"often":[50],"compromises":[51],"accuracy,":[52],"hardware":[54],"accelerators":[55],"FPGAs":[57],"difficult":[59],"integrate":[61],"into":[62],"devices.":[64],"This":[65],"paper":[66],"proposes":[67],"Amser+,":[68],"a":[69,139],"real-time":[70],"framework":[74],"using":[75],"signal":[76,99],"compression":[77],"task":[79],"offloading.":[80],"Amser+utilizes":[81],"logarithmic":[82],"Mel-filter":[83],"bank":[84],"coefficients":[85],"(Fbank)":[86],"singular":[88],"value":[89],"decomposition":[90],"(SVD)":[91],"for":[92,130],"feature":[93],"extraction":[94],"compression.":[96],"The":[97],"compressed":[98],"only":[101],"6.25%":[102],"of":[103,141],"the":[104,122,124],"original":[105],"size,":[106],"achieving":[107],"2.24\u00d7":[108],"faster":[109],"transfer":[110],"rates":[111],"55.35%":[113],"energy":[114],"savings":[115],"compared":[116],"raw":[118],"audio":[119,128],"transmission.":[120],"Despite":[121],"compression,":[123],"features":[125],"preserve":[126],"key":[127],"information":[129],"text":[131],"recognition,":[134],"performed":[135],"server-side.":[136],"Experiments":[137],"show":[138],"WER":[140],"4.68%":[142],"(Librispeech),":[143],"10.69%":[144],"(CommonVoice),":[145],"72.85%":[147],"accuracy":[150],"(IEMOCAP).":[151]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}