{"id":"https://openalex.org/W4403883652","doi":"https://doi.org/10.1007/s42484-026-00397-2","title":"Resource-efficient equivariant quantum convolutional neural networks","display_name":"Resource-efficient equivariant quantum convolutional neural networks","publication_year":2026,"publication_date":"2026-04-27","ids":{"openalex":"https://openalex.org/W4403883652","doi":"https://doi.org/10.1007/s42484-026-00397-2"},"language":"en","primary_location":{"id":"doi:10.1007/s42484-026-00397-2","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s42484-026-00397-2","pdf_url":"https://link.springer.com/content/pdf/10.1007/s42484-026-00397-2.pdf","source":{"id":"https://openalex.org/S4210217596","display_name":"Quantum Machine Intelligence","issn_l":"2524-4906","issn":["2524-4906","2524-4914"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum Machine Intelligence","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://link.springer.com/content/pdf/10.1007/s42484-026-00397-2.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049361507","display_name":"Koki Chinzei","orcid":"https://orcid.org/0000-0001-8765-3423"},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Koki Chinzei","raw_affiliation_strings":["Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066512552","display_name":"Quoc Hoan Tran","orcid":"https://orcid.org/0000-0003-1652-2332"},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Quoc Hoan Tran","raw_affiliation_strings":["Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101009192","display_name":"Yasuhiro Endo","orcid":null},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yasuhiro Endo","raw_affiliation_strings":["Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035311042","display_name":"Hirotaka Oshima","orcid":"https://orcid.org/0000-0002-6770-0234"},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hirotaka Oshima","raw_affiliation_strings":["Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Quantum Laboratory, Fujitsu Research, Fujitsu Limited, 4-1-1 Kawasaki, 211-8588, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5049361507"],"corresponding_institution_ids":["https://openalex.org/I2252096349"],"apc_list":{"value":2990,"currency":"USD","value_usd":2990},"apc_paid":{"value":2990,"currency":"USD","value_usd":2990},"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.00489091,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"8","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9524000287055969,"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9524000287055969,"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/equivariant-map","display_name":"Equivariant map","score":0.7995861768722534},{"id":"https://openalex.org/keywords/convolutional-neural-network","display_name":"Convolutional neural network","score":0.6062988042831421},{"id":"https://openalex.org/keywords/quantum","display_name":"Quantum","score":0.5587592124938965},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4857235550880432},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.44222667813301086},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2946801781654358},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.28182876110076904},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2622436285018921},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.17071568965911865},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.11863136291503906},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.11657950282096863}],"concepts":[{"id":"https://openalex.org/C171036898","wikidata":"https://www.wikidata.org/wiki/Q256355","display_name":"Equivariant map","level":2,"score":0.7995861768722534},{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.6062988042831421},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.5587592124938965},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4857235550880432},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.44222667813301086},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2946801781654358},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.28182876110076904},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2622436285018921},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17071568965911865},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.11863136291503906},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.11657950282096863}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s42484-026-00397-2","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s42484-026-00397-2","pdf_url":"https://link.springer.com/content/pdf/10.1007/s42484-026-00397-2.pdf","source":{"id":"https://openalex.org/S4210217596","display_name":"Quantum Machine Intelligence","issn_l":"2524-4906","issn":["2524-4906","2524-4914"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum Machine Intelligence","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2410.01252","is_oa":true,"landing_page_url":"https://arxiv.org/abs/2410.01252","pdf_url":"https://arxiv.org/pdf/2410.01252","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"},{"id":"doi:10.48550/arxiv.2410.01252","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2410.01252","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.1007/s42484-026-00397-2","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s42484-026-00397-2","pdf_url":"https://link.springer.com/content/pdf/10.1007/s42484-026-00397-2.pdf","source":{"id":"https://openalex.org/S4210217596","display_name":"Quantum Machine Intelligence","issn_l":"2524-4906","issn":["2524-4906","2524-4914"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum Machine Intelligence","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4403883652.pdf","grobid_xml":"https://content.openalex.org/works/W4403883652.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W3148895720","https://openalex.org/W2393913406","https://openalex.org/W2356579025","https://openalex.org/W2736697936","https://openalex.org/W3211835374","https://openalex.org/W30258475","https://openalex.org/W2548611373"],"abstract_inverted_index":{"Abstract":[0],"Equivariant":[1],"quantum":[2,28,45,154,166],"neural":[3],"networks":[4,47],"(QNNs)":[5],"are":[6],"promising":[7],"variational":[8],"models":[9],"that":[10,133],"exploit":[11],"symmetries":[12,61],"to":[13,33,93,161],"improve":[14,94],"machine":[15,167],"learning":[16,168],"capabilities.":[17],"Despite":[18],"theoretical":[19],"developments":[20],"in":[21,97,151],"equivariant":[22,44,50,135,149],"QNNs,":[23],"their":[24],"implementation":[25],"on":[26],"near-term":[27],"devices":[29],"remains":[30],"challenging":[31],"due":[32],"limited":[34],"computational":[35],"resources.":[36],"This":[37,87],"study":[38],"proposes":[39],"a":[40,55,147,152],"resource-efficient":[41],"model":[42,64,116],"of":[43,102,110,113,127,164],"convolutional":[46],"(QCNNs)":[48],"called":[49],"split-parallelizing":[51],"QCNN":[52,150],"(sp-QCNN).":[53],"Using":[54],"group-theoretical":[56],"approach,":[57],"we":[58],"encode":[59],"general":[60],"into":[62],"our":[63],"beyond":[65],"the":[66,78,81,99,111,125,134,162],"translational":[67],"symmetry":[68],"addressed":[69],"by":[70,76,108],"previous":[71],"sp-QCNNs.":[72],"We":[73],"achieve":[74],"this":[75],"splitting":[77,88],"circuit":[79],"at":[80],"pooling":[82],"layer":[83],"while":[84],"preserving":[85],"symmetry.":[86],"structure":[89],"effectively":[90],"parallelizes":[91],"QCNNs":[92],"measurement":[95,144],"efficiency":[96],"estimating":[98],"expectation":[100],"value":[101],"an":[103],"observable":[104],"and":[105,121,140],"its":[106],"gradient":[107],"order":[109],"number":[112],"qubits.":[114],"Our":[115,158],"also":[117],"exhibits":[118],"high":[119],"trainability":[120],"generalization":[122],"performance,":[123],"including":[124],"absence":[126],"barren":[128],"plateaus.":[129],"Numerical":[130],"experiments":[131],"demonstrate":[132],"sp-QCNN":[136],"can":[137],"be":[138],"trained":[139],"generalized":[141],"with":[142],"fewer":[143],"resources":[145],"than":[146],"conventional":[148],"noisy":[153],"data":[155],"classification":[156],"task.":[157],"results":[159],"contribute":[160],"advancement":[163],"practical":[165],"algorithms.":[169]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-08-11T07:18:39.950985","created_date":"2025-10-10T00:00:00"}
