{"id":"https://openalex.org/W4402823380","doi":"https://doi.org/10.1109/icassp49660.2025.10890355","title":"Iterative Operator Sketching Framework for Large-Scale Imaging Inverse Problems","display_name":"Iterative Operator Sketching Framework for Large-Scale Imaging Inverse Problems","publication_year":2025,"publication_date":"2025-03-12","ids":{"openalex":"https://openalex.org/W4402823380","doi":"https://doi.org/10.1109/icassp49660.2025.10890355"},"language":"en","primary_location":{"id":"doi:10.1109/icassp49660.2025.10890355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10890355","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hal.science/hal-04701732/document","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054394663","display_name":"Junqi Tang","orcid":"https://orcid.org/0000-0003-4996-6079"},"institutions":[{"id":"https://openalex.org/I79619799","display_name":"University of Birmingham","ror":"https://ror.org/03angcq70","country_code":"GB","type":"education","lineage":["https://openalex.org/I79619799"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Junqi Tang","raw_affiliation_strings":["University of Birmingham,School of Mathematics,Birmingham,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Birmingham,School of Mathematics,Birmingham,UK","institution_ids":["https://openalex.org/I79619799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102928532","display_name":"Subhadip Mukherjee","orcid":"https://orcid.org/0000-0002-7957-8758"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Subhadip Mukherjee","raw_affiliation_strings":["IIT-Kharagpur,Department of E&ECE,Kharagpur,India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IIT-Kharagpur,Department of E&ECE,Kharagpur,India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033880300","display_name":"Carola\u2010Bibiane Sch\u00f6nlieb","orcid":"https://orcid.org/0000-0003-0099-6306"},"institutions":[{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Carola-Bibiane Sch\u00f6nlieb","raw_affiliation_strings":["University of Cambridge,DAMTP,Cambridge,UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Cambridge,DAMTP,Cambridge,UK","institution_ids":["https://openalex.org/I241749"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8546,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.63053486,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9610999822616577,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9610999822616577,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11205","display_name":"Numerical methods in inverse problems","score":0.9071999788284302,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6289485692977905},{"id":"https://openalex.org/keywords/operator","display_name":"Operator (biology)","score":0.5749544501304626},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5594595074653625},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.46589434146881104},{"id":"https://openalex.org/keywords/inverse-problem","display_name":"Inverse problem","score":0.46074286103248596},{"id":"https://openalex.org/keywords/inverse","display_name":"Inverse","score":0.4579455256462097},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.37269091606140137},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3284507393836975},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.24324020743370056},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22145706415176392},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09857514500617981},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09793895483016968},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.07550954818725586}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6289485692977905},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.5749544501304626},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5594595074653625},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.46589434146881104},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.46074286103248596},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.4579455256462097},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.37269091606140137},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3284507393836975},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.24324020743370056},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22145706415176392},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09857514500617981},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09793895483016968},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.07550954818725586},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp49660.2025.10890355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10890355","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-04701732v1","is_oa":true,"landing_page_url":"https://hal.science/hal-04701732","pdf_url":"https://hal.science/hal-04701732/document","source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2024","raw_type":"info:eu-repo/semantics/preprint"},{"id":"pmh:oai:pure.atira.dk:openaire_cris_publications/6176ea31-2531-4f1f-b56a-c51b104e9e6d","is_oa":true,"landing_page_url":"https://research.birmingham.ac.uk/en/publications/6176ea31-2531-4f1f-b56a-c51b104e9e6d","pdf_url":null,"source":{"id":"https://openalex.org/S4306402634","display_name":"University of Birmingham Research Portal (University of Birmingham)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79619799","host_organization_name":"University of Birmingham","host_organization_lineage":["https://openalex.org/I79619799"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Tang, J, Mukherjee, S & Scho\u0308nlieb, C-B 2025, Iterative Operator Sketching Framework for Large-Scale Imaging Inverse Problems. in ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). International Conference on Acoustics, Speech, and Signal Processing (ICASSP), IEEE, pp. 1-5, 2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Hyderabad, India, 6/04/25. https://doi.org/10.1109/ICASSP49660.2025.10890355","raw_type":"contributionToPeriodical"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-04701732v1","is_oa":true,"landing_page_url":"https://hal.science/hal-04701732","pdf_url":"https://hal.science/hal-04701732/document","source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2024","raw_type":"info:eu-repo/semantics/preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4402823380.pdf","grobid_xml":"https://content.openalex.org/works/W4402823380.grobid-xml"},"referenced_works_count":27,"referenced_works":["https://openalex.org/W1946620893","https://openalex.org/W1994616650","https://openalex.org/W2056370875","https://openalex.org/W2087416986","https://openalex.org/W2092663520","https://openalex.org/W2469946482","https://openalex.org/W2508457857","https://openalex.org/W2552808051","https://openalex.org/W2573726823","https://openalex.org/W2738743584","https://openalex.org/W2805167149","https://openalex.org/W2889700716","https://openalex.org/W2963459305","https://openalex.org/W3123078562","https://openalex.org/W3179592584","https://openalex.org/W3200625292","https://openalex.org/W4281980169","https://openalex.org/W4293363567","https://openalex.org/W4385804996","https://openalex.org/W4393435350","https://openalex.org/W4394577179","https://openalex.org/W4402716104","https://openalex.org/W4407948297","https://openalex.org/W6857043884","https://openalex.org/W6873739380","https://openalex.org/W6875016623","https://openalex.org/W6875247366"],"related_works":["https://openalex.org/W4317939968","https://openalex.org/W4390144857","https://openalex.org/W4281647907","https://openalex.org/W2638372604","https://openalex.org/W3114513573","https://openalex.org/W2596081731","https://openalex.org/W4365146290","https://openalex.org/W2963605706","https://openalex.org/W2331917905","https://openalex.org/W3155039083"],"abstract_inverted_index":{"Despite":[0],"impressive":[1],"empirical":[2],"performance":[3],"in":[4,49,82],"various":[5],"imaging":[6,29,74],"applications,":[7],"iterative":[8],"data-driven":[9],"reconstruction":[10,125],"(IDR)":[11],"schemes":[12],"such":[13,102],"as":[14,103],"plug-and-play":[15,105],"algorithms":[16],"and":[17,85,110,114],"deep":[18,116],"unrolling":[19,117],"networks":[20],"can":[21],"have":[22],"significant":[23],"computational":[24],"limitations,":[25],"especially":[26],"for":[27,63,73],"large-scale":[28],"inverse":[30,75],"problems.":[31,76],"This":[32],"is":[33],"mostly":[34],"because":[35],"they":[36],"need":[37],"to":[38,47,90],"involve":[39],"the":[40,104,127,131],"high-dimensional":[41],"forward/adjoint":[42],"operators":[43],"that":[44],"are":[45,69],"expensive":[46],"compute":[48],"each":[50],"iteration.":[51],"In":[52],"this":[53,94],"work,":[54],"we":[55,96],"propose":[56],"a":[57],"new":[58],"operator":[59],"sketching":[60],"framework":[61,78],"tailored":[62],"designing":[64],"efficient":[65,91],"IDR":[66,100,134],"schemes,":[67,101],"which":[68],"currently":[70],"state-of-the-art":[71],"solutions":[72],"Our":[77,119],"performs":[79],"dimensionality":[80],"reduction":[81],"both":[83],"image":[84,124],"measurement":[86],"data":[87],"domains,":[88],"leading":[89],"computations.":[92],"Using":[93],"framework,":[95],"derive":[97],"several":[98],"accelerated":[99],"multi-stage":[106],"sketched":[107,133],"gradient":[108],"(PnP-MS2G)":[109],"sketching-based":[111],"primal-dual":[112],"(LSPD":[113],"Sk-LSPD)":[115],"networks.":[118],"experiments":[120],"on":[121],"X-ray":[122],"CT":[123],"demonstrate":[126],"remarkable":[128],"effectiveness":[129],"of":[130],"proposed":[132],"methods.":[135]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-02T09:51:11.867554","created_date":"2025-10-10T00:00:00"}