{"id":"https://openalex.org/W1933358469","doi":"https://doi.org/10.1109/icassp.1987.1169766","title":"Effects of constraints, initialization, and finite-word length in blind deblurring of images by convex projections","display_name":"Effects of constraints, initialization, and finite-word length in blind deblurring of images by convex projections","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W1933358469","doi":"https://doi.org/10.1109/icassp.1987.1169766","mag":"1933358469"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1987.1169766","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1987.1169766","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '87. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"},"type":"conference-paper","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/A5068958057","display_name":"Cheng-Tie Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I175669267","display_name":"Carestream (United States)","ror":"https://ror.org/048m16q57","country_code":"US","type":"company","lineage":["https://openalex.org/I175669267"]},{"id":"https://openalex.org/I4210159451","display_name":"Kodak (United States)","ror":"https://ror.org/04rn3ph18","country_code":"US","type":"company","lineage":["https://openalex.org/I4210159451"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Cheng-Tie Chen","raw_affiliation_strings":["Electronics Research Laboratories, Eastman Kodak Company, Rochester, NY, USA","[Eastman Kodak Company, Rochester, New York]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electronics Research Laboratories, Eastman Kodak Company, Rochester, NY, USA","institution_ids":["https://openalex.org/I175669267","https://openalex.org/I4210159451"]},{"raw_affiliation_string":"[Eastman Kodak Company, Rochester, New York]","institution_ids":["https://openalex.org/I175669267","https://openalex.org/I4210159451"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031871771","display_name":"M. Ibrahim Sezan","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Sezan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5034648478","display_name":"A. Murat Tekalp","orcid":"https://orcid.org/0000-0003-1465-8121"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Tekalp","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5276,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.62306425,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":null,"first_page":"1201","last_page":"1204"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13114","display_name":"Image Processing Techniques and Applications","score":0.9987000226974487,"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"}},"topics":[{"id":"https://openalex.org/T13114","display_name":"Image Processing Techniques and Applications","score":0.9987000226974487,"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/T11183","display_name":"Advanced X-ray Imaging Techniques","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","score":0.9958999752998352,"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/deblurring","display_name":"Deblurring","score":0.9442191123962402},{"id":"https://openalex.org/keywords/initialization","display_name":"Initialization","score":0.820737361907959},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.6102761030197144},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.535731315612793},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5339177250862122},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5089728832244873},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4866219460964203},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47770288586616516},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.47615930438041687},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.42672234773635864},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.4209170937538147},{"id":"https://openalex.org/keywords/image-restoration","display_name":"Image restoration","score":0.3826275169849396},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3764561414718628},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.2568103075027466}],"concepts":[{"id":"https://openalex.org/C2777693668","wikidata":"https://www.wikidata.org/wiki/Q25053743","display_name":"Deblurring","level":5,"score":0.9442191123962402},{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.820737361907959},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.6102761030197144},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.535731315612793},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5339177250862122},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5089728832244873},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4866219460964203},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47770288586616516},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.47615930438041687},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.42672234773635864},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.4209170937538147},{"id":"https://openalex.org/C106430172","wikidata":"https://www.wikidata.org/wiki/Q6002272","display_name":"Image restoration","level":4,"score":0.3826275169849396},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3764561414718628},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.2568103075027466},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1987.1169766","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1987.1169766","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '87. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5600000023841858,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1928645088","https://openalex.org/W1976972318","https://openalex.org/W2021534598","https://openalex.org/W2051933044","https://openalex.org/W2057176614","https://openalex.org/W2095992616","https://openalex.org/W2122787031","https://openalex.org/W2136328862"],"related_works":["https://openalex.org/W2031788393","https://openalex.org/W791927757","https://openalex.org/W2182590612","https://openalex.org/W2905397092","https://openalex.org/W3153582293","https://openalex.org/W3207832039","https://openalex.org/W2269775642","https://openalex.org/W3080537281","https://openalex.org/W2289746762","https://openalex.org/W2139384960"],"abstract_inverted_index":{"Reconstruction":[0],"from":[1],"phase":[2],"information":[3],"via":[4],"convex":[5],"projections":[6],"is":[7,34,48],"considered":[8],"for":[9],"deblurring":[10],"smeared":[11,46],"images":[12],"when":[13,44],"the":[14,29,39,45,51,54],"blurring":[15],"function":[16],"does":[17],"not":[18],"introduce":[19],"any":[20],"phase.":[21],"The":[22],"effects":[23],"of":[24,41,53],"initialization":[25],"and":[26],"constraints":[27],"in":[28],"algorithm":[30],"are":[31],"investigated.":[32],"It":[33],"shown":[35],"by":[36],"examples":[37],"that":[38],"number":[40],"quantization":[42],"levels":[43],"image":[47],"digitized":[49],"determines":[50],"quality":[52],"restored":[55],"image.":[56]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}