{"id":"https://openalex.org/W1964679953","doi":"https://doi.org/10.1155/asp/2006/35726","title":"A Fast Algorithm for Image Super-Resolution from Blurred Observations","display_name":"A Fast Algorithm for Image Super-Resolution from Blurred Observations","publication_year":2006,"publication_date":"2006-02-22","ids":{"openalex":"https://openalex.org/W1964679953","doi":"https://doi.org/10.1155/asp/2006/35726","mag":"1964679953"},"language":"en","primary_location":{"id":"doi:10.1155/asp/2006/35726","is_oa":true,"landing_page_url":"https://doi.org/10.1155/asp/2006/35726","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/35726","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"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":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/35726","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5103346365","display_name":"Nirmal K. Bose","orcid":null},"institutions":[{"id":"https://openalex.org/I4210121626","display_name":"Signal Processing (United States)","ror":"https://ror.org/021gzyw51","country_code":"US","type":"company","lineage":["https://openalex.org/I4210121626"]},{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Nirmal K Bose","raw_affiliation_strings":["Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, PA, 16802, USA","Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, USA"],"affiliations":[{"raw_affiliation_string":"Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, PA, 16802, USA","institution_ids":["https://openalex.org/I130769515","https://openalex.org/I4210121626"]},{"raw_affiliation_string":"Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, USA","institution_ids":["https://openalex.org/I130769515"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010561682","display_name":"Michael K. Ng","orcid":"https://orcid.org/0000-0001-6833-5227"},"institutions":[{"id":"https://openalex.org/I141568987","display_name":"Hong Kong Baptist University","ror":"https://ror.org/0145fw131","country_code":"HK","type":"education","lineage":["https://openalex.org/I141568987"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Michael K Ng","raw_affiliation_strings":["Department of Mathematics, Hong Kong Baptist University, Kowloon Tong, Hong Kong","Department of Mathematics,Hong Kong Baptist University,Kowloon Tong,Hong Kong"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Hong Kong Baptist University, Kowloon Tong, Hong Kong","institution_ids":["https://openalex.org/I141568987"]},{"raw_affiliation_string":"Department of Mathematics,Hong Kong Baptist University,Kowloon Tong,Hong Kong","institution_ids":["https://openalex.org/I141568987"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075266116","display_name":"Andy C. Yau","orcid":null},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]},{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I4210121626","display_name":"Signal Processing (United States)","ror":"https://ror.org/021gzyw51","country_code":"US","type":"company","lineage":["https://openalex.org/I4210121626"]}],"countries":["HK","US"],"is_corresponding":false,"raw_author_name":"Andy C Yau","raw_affiliation_strings":["Department of Mathematics, Faculty of Science, The University of Hong Kong, Pokfulam Road, Hong Kong, China","Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, PA, 16802, USA","Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, USA","Department of Mathematics, Faculty of Science, The University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Faculty of Science, The University of Hong Kong, Pokfulam Road, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, PA, 16802, USA","institution_ids":["https://openalex.org/I130769515","https://openalex.org/I4210121626"]},{"raw_affiliation_string":"Spatial and Temporal Signal Processing Center, Department of Electrical Engineering, The Pennsylvania State University, University Park, USA","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Department of Mathematics, Faculty of Science, The University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I200769079","https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5103346365"],"corresponding_institution_ids":["https://openalex.org/I130769515","https://openalex.org/I4210121626"],"apc_list":{"value":1140,"currency":"GBP","value_usd":1398},"apc_paid":{"value":1140,"currency":"GBP","value_usd":1398},"fwci":4.1034,"has_fulltext":true,"cited_by_count":24,"citation_normalized_percentile":{"value":0.94237101,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"2006","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing 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"}},"topics":[{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing 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/T13114","display_name":"Image Processing Techniques and Applications","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9979000091552734,"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/image-restoration","display_name":"Image restoration","score":0.7437598705291748},{"id":"https://openalex.org/keywords/maximum-a-posteriori-estimation","display_name":"Maximum a posteriori estimation","score":0.6050029993057251},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5914550423622131},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5827456712722778},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5566918849945068},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5494571924209595},{"id":"https://openalex.org/keywords/markov-random-field","display_name":"Markov random field","score":0.5434885025024414},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5284165143966675},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.48289918899536133},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.4742026627063751},{"id":"https://openalex.org/keywords/resolution","display_name":"Resolution (logic)","score":0.4620925784111023},{"id":"https://openalex.org/keywords/boundary","display_name":"Boundary (topology)","score":0.4533708095550537},{"id":"https://openalex.org/keywords/conjugate-gradient-method","display_name":"Conjugate gradient method","score":0.4509810209274292},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.43909382820129395},{"id":"https://openalex.org/keywords/aperiodic-graph","display_name":"Aperiodic graph","score":0.43746134638786316},{"id":"https://openalex.org/keywords/superresolution","display_name":"Superresolution","score":0.4340794086456299},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4001586437225342},{"id":"https://openalex.org/keywords/image-segmentation","display_name":"Image segmentation","score":0.19734430313110352},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.06440457701683044}],"concepts":[{"id":"https://openalex.org/C106430172","wikidata":"https://www.wikidata.org/wiki/Q6002272","display_name":"Image restoration","level":4,"score":0.7437598705291748},{"id":"https://openalex.org/C9810830","wikidata":"https://www.wikidata.org/wiki/Q635384","display_name":"Maximum a posteriori estimation","level":3,"score":0.6050029993057251},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5914550423622131},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5827456712722778},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5566918849945068},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5494571924209595},{"id":"https://openalex.org/C2778045648","wikidata":"https://www.wikidata.org/wiki/Q176827","display_name":"Markov random field","level":4,"score":0.5434885025024414},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5284165143966675},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.48289918899536133},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.4742026627063751},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.4620925784111023},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.4533708095550537},{"id":"https://openalex.org/C81184566","wikidata":"https://www.wikidata.org/wiki/Q1191895","display_name":"Conjugate gradient method","level":2,"score":0.4509810209274292},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.43909382820129395},{"id":"https://openalex.org/C104247578","wikidata":"https://www.wikidata.org/wiki/Q4779368","display_name":"Aperiodic graph","level":2,"score":0.43746134638786316},{"id":"https://openalex.org/C141239990","wikidata":"https://www.wikidata.org/wiki/Q957423","display_name":"Superresolution","level":3,"score":0.4340794086456299},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4001586437225342},{"id":"https://openalex.org/C124504099","wikidata":"https://www.wikidata.org/wiki/Q56933","display_name":"Image segmentation","level":3,"score":0.19734430313110352},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.06440457701683044},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1155/asp/2006/35726","is_oa":true,"landing_page_url":"https://doi.org/10.1155/asp/2006/35726","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/35726","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"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":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1155/asp/2006/35726","is_oa":true,"landing_page_url":"https://doi.org/10.1155/asp/2006/35726","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/35726","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"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":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7300000190734863,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G1568787793","display_name":"Efficient Computational Methods for Robust Multispectral Multiframe Superresolution","funder_award_id":"0429481","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G848032724","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320320875","display_name":"Deutscher Akademischer Austauschdienst","ror":"https://ror.org/039djdh30"},{"id":"https://openalex.org/F4320338281","display_name":"Army Research Office","ror":"https://ror.org/05epdh915"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1964679953.pdf","grobid_xml":"https://content.openalex.org/works/W1964679953.grobid-xml"},"referenced_works_count":38,"referenced_works":["https://openalex.org/W152588634","https://openalex.org/W180329492","https://openalex.org/W1531803620","https://openalex.org/W1964456437","https://openalex.org/W1969079568","https://openalex.org/W1996356993","https://openalex.org/W1999808760","https://openalex.org/W2013721961","https://openalex.org/W2015718162","https://openalex.org/W2021209894","https://openalex.org/W2031832897","https://openalex.org/W2046222560","https://openalex.org/W2046828849","https://openalex.org/W2047865673","https://openalex.org/W2048736270","https://openalex.org/W2054426827","https://openalex.org/W2058523468","https://openalex.org/W2087380704","https://openalex.org/W2111098411","https://openalex.org/W2112024783","https://openalex.org/W2115548755","https://openalex.org/W2116618478","https://openalex.org/W2117348175","https://openalex.org/W2120768147","https://openalex.org/W2124875329","https://openalex.org/W2132717427","https://openalex.org/W2135063818","https://openalex.org/W2136937413","https://openalex.org/W2138714160","https://openalex.org/W2141297527","https://openalex.org/W2147863920","https://openalex.org/W2155854802","https://openalex.org/W2157802523","https://openalex.org/W2166633749","https://openalex.org/W2167884509","https://openalex.org/W2558687840","https://openalex.org/W2798909945","https://openalex.org/W2987004640"],"related_works":["https://openalex.org/W2112506753","https://openalex.org/W2008444830","https://openalex.org/W2804375118","https://openalex.org/W2132110568","https://openalex.org/W2029809897","https://openalex.org/W2160831725","https://openalex.org/W1495937069","https://openalex.org/W1581673580","https://openalex.org/W1499353880","https://openalex.org/W2375202644"],"abstract_inverted_index":{"We":[0,54,74],"study":[1],"the":[2,52,58,77,87,97,100],"problem":[3],"of":[4,6,20,26,99],"reconstruction":[5],"a":[7,27,36,42,44,62],"high-resolution":[8,28,31,63,84],"image":[9,14,17,32,64],"from":[10],"several":[11],"blurred":[12],"low-resolution":[13],"frames.":[15],"The":[16,30],"frames":[18],"consist":[19],"blurred,":[21],"decimated,":[22],"and":[23,41],"noisy":[24],"versions":[25],"image.":[29],"is":[33,49],"modeled":[34],"as":[35],"Markov":[37],"random":[38],"field":[39],"(MRF),":[40],"maximum":[43],"posteriori":[45],"(MAP)":[46],"estimation":[47],"technique":[48],"used":[50],"for":[51],"restoration.":[53],"show":[55],"that":[56],"with":[57],"periodic":[59],"boundary":[60,89],"condition,":[61],"can":[65],"be":[66],"restored":[67],"efficiently":[68],"by":[69],"using":[70],"fast":[71],"Fourier":[72],"transforms.":[73],"also":[75],"apply":[76],"preconditioned":[78],"conjugate":[79],"gradient":[80],"method":[81],"to":[82,95],"restore":[83],"images":[85],"in":[86],"aperiodic":[88],"condition.":[90],"Computer":[91],"simulations":[92],"are":[93],"given":[94],"illustrate":[96],"effectiveness":[98],"proposed":[101],"approach.":[102]},"counts_by_year":[{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-03-15T09:29:46.208133","created_date":"2025-10-10T00:00:00"}