{"id":"https://openalex.org/W2161075588","doi":"https://doi.org/10.1109/pcs.2010.5702559","title":"Improved local pdf estimation in the wavelet domain for Generalized Lifting","display_name":"Improved local pdf estimation in the wavelet domain for Generalized Lifting","publication_year":2010,"publication_date":"2010-12-01","ids":{"openalex":"https://openalex.org/W2161075588","doi":"https://doi.org/10.1109/pcs.2010.5702559","mag":"2161075588"},"language":"en","primary_location":{"id":"doi:10.1109/pcs.2010.5702559","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pcs.2010.5702559","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"28th Picture Coding Symposium","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/2117/11675","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112485430","display_name":"Julio Rol\u00f3n","orcid":null},"institutions":[{"id":"https://openalex.org/I4210090124","display_name":"Tecnol\u00f3gico Nacional de M\u00e9xico","ror":"https://ror.org/00davry38","country_code":"MX","type":"government","lineage":["https://openalex.org/I1302736544","https://openalex.org/I4210090124","https://openalex.org/I4405258672"]},{"id":"https://openalex.org/I59361560","display_name":"Instituto Polit\u00e9cnico Nacional","ror":"https://ror.org/059sp8j34","country_code":"MX","type":"education","lineage":["https://openalex.org/I59361560"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Julio C. Rolon","raw_affiliation_strings":["CITEDI Research Center, National Polytechnic Institute, Mexico"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CITEDI Research Center, National Polytechnic Institute, Mexico","institution_ids":["https://openalex.org/I4210090124","https://openalex.org/I59361560"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027200081","display_name":"Philippe Salembier","orcid":"https://orcid.org/0000-0001-8884-9604"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Philippe Salembier","raw_affiliation_strings":["Department of Signal Theory and Communications, Technical University of Catalonia, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Signal Theory and Communications, Technical University of Catalonia, Spain","institution_ids":["https://openalex.org/I9617848"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"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":0.2738475,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"23","issue":null,"first_page":"546","last_page":"549"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":1.0,"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"}},{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":1.0,"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"}},{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","score":0.998199999332428,"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/entropy","display_name":"Entropy (arrow of time)","score":0.6430708169937134},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.6076561212539673},{"id":"https://openalex.org/keywords/lossy-compression","display_name":"Lossy compression","score":0.5590142607688904},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5418322086334229},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"Wavelet transform","score":0.538052499294281},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47695887088775635},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.4746996760368347},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4585537314414978},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4358745515346527},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.4331441819667816},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.4224960505962372},{"id":"https://openalex.org/keywords/divergence","display_name":"Divergence (linguistics)","score":0.41638779640197754},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4049033224582672},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3912907838821411},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.19066926836967468}],"concepts":[{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.6430708169937134},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.6076561212539673},{"id":"https://openalex.org/C165021410","wikidata":"https://www.wikidata.org/wiki/Q55564","display_name":"Lossy compression","level":2,"score":0.5590142607688904},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5418322086334229},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.538052499294281},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47695887088775635},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.4746996760368347},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4585537314414978},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4358745515346527},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.4331441819667816},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.4224960505962372},{"id":"https://openalex.org/C207390915","wikidata":"https://www.wikidata.org/wiki/Q1230525","display_name":"Divergence (linguistics)","level":2,"score":0.41638779640197754},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4049033224582672},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3912907838821411},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.19066926836967468},{"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},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/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/pcs.2010.5702559","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pcs.2010.5702559","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"28th Picture Coding Symposium","raw_type":"proceedings-article"},{"id":"pmh:oai:upcommons.upc.edu:2117/11675","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/11675","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:www.recercat.cat:2072/193551","is_oa":true,"landing_page_url":"http://hdl.handle.net/2117/11675","pdf_url":null,"source":{"id":"https://openalex.org/S4306402147","display_name":"RECERCAT (Consorci de Serveis Universitaris de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210090028","host_organization_name":"Consorci de Serveis Universitaris de Catalunya","host_organization_lineage":["https://openalex.org/I4210090028"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:upcommons.upc.edu:2117/11675","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/11675","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8700000047683716}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1540375479","https://openalex.org/W2020919250","https://openalex.org/W2105379658","https://openalex.org/W2108563753","https://openalex.org/W2124007338","https://openalex.org/W2136396015","https://openalex.org/W2325425860","https://openalex.org/W6632512482"],"related_works":["https://openalex.org/W2547124190","https://openalex.org/W2385628723","https://openalex.org/W2888954728","https://openalex.org/W2552401318","https://openalex.org/W3180760233","https://openalex.org/W108076602","https://openalex.org/W4384342390","https://openalex.org/W3035703949","https://openalex.org/W1033938421","https://openalex.org/W4247601675"],"abstract_inverted_index":{"Generalized":[0],"Lifting":[1],"(GL)":[2],"has":[3,12],"been":[4,13],"studied":[5],"for":[6,63,108],"lossy":[7],"image":[8],"compression":[9],"in.":[10],"It":[11],"demonstrated":[14],"that":[15,76,148],"the":[16,24,33,40,43,64,67,70,77,86,90,101,114,118,126,130,137,140,150,158,168],"method":[17,62],"leads":[18],"to":[19,45,48,58,112,154,175],"a":[20,49,95,122],"significant":[21],"reduction":[22],"of":[23,32,39,42,54,66,89,103,139],"wavelet":[25],"coefficients":[26],"energy":[27,151,169],"and":[28,83,110,170],"entropy.":[29],"The":[30,52],"definition":[31],"GL":[34],"relies":[35],"on":[36],"an":[37,60,164],"estimation":[38,65],"pdf":[41,68,79,115,141],"pixel":[44],"encode":[46],"conditioned":[47],"surrounding":[50],"context.":[51],"objective":[53],"this":[55],"paper":[56],"is":[57,80,132,152],"present":[59],"improved":[61],"at":[69,85],"local":[71,78],"level.":[72],"Rather":[73],"than":[74],"assuming":[75],"monomodal,":[81],"symmetric,":[82],"centered":[84],"central":[87],"value":[88],"best":[91],"context":[92,156],"match":[93],"within":[94,121],"neighborhood,":[96],"as":[97],"in,":[98],"we":[99],"follow":[100],"idea":[102],"self":[104],"similarity":[105],"proposed":[106],"in":[107,167],"denoising,":[109],"propose":[111],"estimate":[113],"using":[116],"all":[117,125],"causal":[119],"contexts":[120],"window.":[123],"Therefore,":[124],"available":[127],"knowledge":[128],"about":[129,136],"neighborhood":[131],"incorporated.":[133],"No":[134],"assumptions":[135],"characteristics":[138],"are":[142],"made.":[143],"A":[144],"generalized":[145],"lifting":[146],"operator":[147],"minimizes":[149],"applied":[153],"each":[155],"during":[157],"encoding":[159],"process.":[160],"Experimental":[161],"results":[162],"show":[163],"important":[165],"increment":[166],"entropy":[171],"gains":[172],"when":[173],"compared":[174],"previous":[176],"strategies.":[177]},"counts_by_year":[],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2025-10-10T00:00:00"}
