{"id":"https://openalex.org/W2132588735","doi":"https://doi.org/10.1109/icme.2010.5583306","title":"A novel quadratic type variational method for efficient salt-and-pepper noise removal","display_name":"A novel quadratic type variational method for efficient salt-and-pepper noise removal","publication_year":2010,"publication_date":"2010-07-01","ids":{"openalex":"https://openalex.org/W2132588735","doi":"https://doi.org/10.1109/icme.2010.5583306","mag":"2132588735"},"language":"en","primary_location":{"id":"doi:10.1109/icme.2010.5583306","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme.2010.5583306","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Multimedia and Expo","raw_type":"proceedings-article"},"type":"article","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/A5101985051","display_name":"Yi Wan","orcid":"https://orcid.org/0000-0002-6708-825X"},"institutions":[{"id":"https://openalex.org/I76214153","display_name":"Lanzhou University","ror":"https://ror.org/01mkqqe32","country_code":"CN","type":"education","lineage":["https://openalex.org/I76214153"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yi Wan","raw_affiliation_strings":["Institute of Signals and Information Processing, Lanzhou University, China","[Institute for Signals and Information Processing, Lanzhou University, China]"],"affiliations":[{"raw_affiliation_string":"Institute of Signals and Information Processing, Lanzhou University, China","institution_ids":["https://openalex.org/I76214153"]},{"raw_affiliation_string":"[Institute for Signals and Information Processing, Lanzhou University, China]","institution_ids":["https://openalex.org/I76214153"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5116644719","display_name":"Qiqiang Chen","orcid":"https://orcid.org/0009-0005-5965-7853"},"institutions":[{"id":"https://openalex.org/I76214153","display_name":"Lanzhou University","ror":"https://ror.org/01mkqqe32","country_code":"CN","type":"education","lineage":["https://openalex.org/I76214153"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiqiang Chen","raw_affiliation_strings":["Institute of Signals and Information Processing, Lanzhou University, China","[Institute for Signals and Information Processing, Lanzhou University, China]"],"affiliations":[{"raw_affiliation_string":"Institute of Signals and Information Processing, Lanzhou University, China","institution_ids":["https://openalex.org/I76214153"]},{"raw_affiliation_string":"[Institute for Signals and Information Processing, Lanzhou University, China]","institution_ids":["https://openalex.org/I76214153"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101985051"],"corresponding_institution_ids":["https://openalex.org/I76214153"],"apc_list":null,"apc_paid":null,"fwci":1.2749,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.82447396,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1055","last_page":"1060"},"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11019","display_name":"Image Enhancement Techniques","score":0.9947999715805054,"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/impulse-noise","display_name":"Impulse noise","score":0.7757200002670288},{"id":"https://openalex.org/keywords/salt-and-pepper-noise","display_name":"Salt-and-pepper noise","score":0.773673415184021},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.646016538143158},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6185068488121033},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5765380263328552},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.5204165577888489},{"id":"https://openalex.org/keywords/pepper","display_name":"Pepper","score":0.4613701105117798},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4316723942756653},{"id":"https://openalex.org/keywords/gaussian-noise","display_name":"Gaussian noise","score":0.4193051755428314},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4098496735095978},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.36380845308303833},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3100157082080841},{"id":"https://openalex.org/keywords/median-filter","display_name":"Median filter","score":0.26130056381225586},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.1910369098186493}],"concepts":[{"id":"https://openalex.org/C127372701","wikidata":"https://www.wikidata.org/wiki/Q16979398","display_name":"Impulse noise","level":3,"score":0.7757200002670288},{"id":"https://openalex.org/C113660513","wikidata":"https://www.wikidata.org/wiki/Q849379","display_name":"Salt-and-pepper noise","level":5,"score":0.773673415184021},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.646016538143158},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6185068488121033},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5765380263328552},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.5204165577888489},{"id":"https://openalex.org/C2776242653","wikidata":"https://www.wikidata.org/wiki/Q22907699","display_name":"Pepper","level":2,"score":0.4613701105117798},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4316723942756653},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.4193051755428314},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4098496735095978},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.36380845308303833},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3100157082080841},{"id":"https://openalex.org/C55352655","wikidata":"https://www.wikidata.org/wiki/Q304247","display_name":"Median filter","level":4,"score":0.26130056381225586},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.1910369098186493},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/icme.2010.5583306","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme.2010.5583306","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Multimedia and Expo","raw_type":"proceedings-article"},{"id":"pmh:oai:ir.lzu.edu.cn/:262010/183470","is_oa":false,"landing_page_url":"http://ir.lzu.edu.cn/handle/262010/183470","pdf_url":null,"source":{"id":"https://openalex.org/S4406923049","display_name":"Lanzhou University Institutional Repository","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"\u4f1a\u8bae\u8bba\u6587"},{"id":"pmh:oai:ir.lzu.edu.cn/:262010/354038","is_oa":false,"landing_page_url":"http://ir.lzu.edu.cn/handle/262010/354038","pdf_url":null,"source":{"id":"https://openalex.org/S4406923049","display_name":"Lanzhou University Institutional Repository","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conferences"},{"id":"pmh:oai:ir.lzu.edu.cn/:262010/305095","is_oa":false,"landing_page_url":"http://ir.lzu.edu.cn/handle/262010/305095","pdf_url":null,"source":{"id":"https://openalex.org/S4406923049","display_name":"Lanzhou University Institutional Repository","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conferences"},{"id":"pmh:oai:ir.lzu.edu.cn/:262010/310360","is_oa":false,"landing_page_url":"http://ir.lzu.edu.cn/handle/262010/310360","pdf_url":null,"source":{"id":"https://openalex.org/S4406923049","display_name":"Lanzhou University Institutional Repository","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conferences"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1998808049","https://openalex.org/W2033603511","https://openalex.org/W2060318295","https://openalex.org/W2077658674","https://openalex.org/W2098615715","https://openalex.org/W2099244020","https://openalex.org/W2118292451","https://openalex.org/W2122374500","https://openalex.org/W2127078478","https://openalex.org/W2478766511","https://openalex.org/W2502655619"],"related_works":["https://openalex.org/W2121479027","https://openalex.org/W2159720070","https://openalex.org/W2464903433","https://openalex.org/W2052906657","https://openalex.org/W2343314293","https://openalex.org/W2980586888","https://openalex.org/W2358185860","https://openalex.org/W2138845483","https://openalex.org/W2774252572","https://openalex.org/W2963985728"],"abstract_inverted_index":{"Salt-and-pepper":[0],"impulse":[1],"noise":[2,7,29,46,62,114],"is":[3,32,75,92,98],"one":[4],"commonly":[5],"encountered":[6],"type":[8,41],"during":[9],"image":[10,74],"and":[11,111],"video":[12],"communication.":[13],"So":[14],"far":[15],"the":[16,19,72,79,90,104],"state":[17],"of":[18,44,116],"art":[20],"methods":[21],"can":[22,112],"reasonably":[23],"restore":[24],"images":[25],"corrupted":[26],"by":[27,83],"salt-and-pepper":[28,61],"whose":[30],"level":[31,115],"up":[33],"to":[34,58],"90%.":[35],"We":[36],"propose":[37],"a":[38,53,85],"novel":[39],"quadratic":[40,93],"variational":[42],"formulation":[43],"this":[45],"removal":[47],"problem.":[48],"This":[49],"approach":[50],"first":[51],"uses":[52],"simple":[54],"yet":[55],"fast":[56,95],"method":[57,106],"eliminate":[59],"all":[60],"pixels":[63,82],"as":[64,66,117,119],"well":[65],"possibly":[67],"some":[68],"clean":[69,73,81],"pixels,":[70],"then":[71],"efficiently":[76],"reconstructed":[77],"from":[78],"remaining":[80],"minimizing":[84],"carefully":[86],"designed":[87],"functional.":[88],"Because":[89],"functional":[91],"type,":[94],"unconditional":[96],"convergence":[97],"guaranteed.":[99],"Simulation":[100],"results":[101,110],"show":[102],"that":[103],"proposed":[105],"outperforms":[107],"previously":[108],"published":[109],"tolerate":[113],"much":[118],"95%.":[120]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}