{"id":"https://openalex.org/W2403148843","doi":"https://doi.org/10.1109/wacv.2016.7477695","title":"Think big, solve small: Scaling up robust PCA with coupled dictionaries","display_name":"Think big, solve small: Scaling up robust PCA with coupled dictionaries","publication_year":2016,"publication_date":"2016-03-01","ids":{"openalex":"https://openalex.org/W2403148843","doi":"https://doi.org/10.1109/wacv.2016.7477695","mag":"2403148843"},"language":"en","primary_location":{"id":"doi:10.1109/wacv.2016.7477695","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv.2016.7477695","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE Winter Conference on Applications of Computer Vision (WACV)","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/A5015170424","display_name":"Jian Lai","orcid":"https://orcid.org/0000-0002-5899-4832"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Jian Lai","raw_affiliation_strings":["Dept. of Computer Science, National University of Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Computer Science, National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110150995","display_name":"Wee Kheng Leow","orcid":null},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Wee Kheng Leow","raw_affiliation_strings":["Dept. of Computer Science, National University of Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Computer Science, National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065478753","display_name":"Terence Sim","orcid":"https://orcid.org/0000-0002-0198-094X"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Terence Sim","raw_affiliation_strings":["Dept. of Computer Science, National University of Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Computer Science, National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101699718","display_name":"Vaishali Sharma","orcid":"https://orcid.org/0009-0002-6055-952X"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Vaishali Sharma","raw_affiliation_strings":["Dept. of Computer Science, National University of Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Computer Science, National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.169,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.55216561,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"54","issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9994999766349792,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9994000196456909,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7887494564056396},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6485396027565002},{"id":"https://openalex.org/keywords/robust-principal-component-analysis","display_name":"Robust principal component analysis","score":0.6232823729515076},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.5277472138404846},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4945375621318817},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4872083067893982},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.4867429733276367},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.48510587215423584},{"id":"https://openalex.org/keywords/resolution","display_name":"Resolution (logic)","score":0.4605253338813782},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.46006572246551514},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4143727123737335},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.39085453748703003},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3848728537559509},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"Principal component analysis","score":0.3208034336566925},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3174843490123749},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1447450816631317}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7887494564056396},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6485396027565002},{"id":"https://openalex.org/C2777749129","wikidata":"https://www.wikidata.org/wiki/Q17148469","display_name":"Robust principal component analysis","level":3,"score":0.6232823729515076},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.5277472138404846},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4945375621318817},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4872083067893982},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.4867429733276367},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.48510587215423584},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.4605253338813782},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.46006572246551514},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4143727123737335},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.39085453748703003},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3848728537559509},{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.3208034336566925},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3174843490123749},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1447450816631317},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wacv.2016.7477695","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv.2016.7477695","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE Winter Conference on Applications of Computer Vision (WACV)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","score":0.6299999952316284,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321026","display_name":"Ministry of Earth Sciences","ror":"https://ror.org/013cf5k59"},{"id":"https://openalex.org/F4320322724","display_name":"Ministry of Education, India","ror":"https://ror.org/048xjjh50"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1037714617","https://openalex.org/W1487520337","https://openalex.org/W1513013675","https://openalex.org/W1736339626","https://openalex.org/W1815417795","https://openalex.org/W1974042113","https://openalex.org/W1975089519","https://openalex.org/W1978356057","https://openalex.org/W2031402837","https://openalex.org/W2045983409","https://openalex.org/W2055460939","https://openalex.org/W2085261163","https://openalex.org/W2088254198","https://openalex.org/W2101117936","https://openalex.org/W2102625004","https://openalex.org/W2103972604","https://openalex.org/W2115213191","https://openalex.org/W2125655865","https://openalex.org/W2131628350","https://openalex.org/W2145962650","https://openalex.org/W2294964300","https://openalex.org/W4294645780","https://openalex.org/W6629166676","https://openalex.org/W6638478539","https://openalex.org/W6929385289"],"related_works":["https://openalex.org/W3174042135","https://openalex.org/W4283792950","https://openalex.org/W2549425886","https://openalex.org/W2124460284","https://openalex.org/W2563483704","https://openalex.org/W3124370832","https://openalex.org/W3003801099","https://openalex.org/W2003667605","https://openalex.org/W62130100","https://openalex.org/W1980960407"],"abstract_inverted_index":{"Recent":[0],"advances":[1],"in":[2,98],"robust":[3],"principle":[4],"component":[5],"analysis":[6],"offers":[7],"a":[8,13,49],"powerful":[9],"method":[10,52],"for":[11,39],"solving":[12],"wide":[14],"variety":[15],"of":[16],"low-level":[17,73],"vision":[18],"problems.":[19],"However,":[20],"if":[21],"the":[22,72,77],"input":[23],"data":[24],"is":[25,81],"very":[26],"large,":[27],"especially":[28],"when":[29],"high-resolution":[30,60,64],"images":[31,65,74],"are":[32],"involved,":[33],"it":[34],"makes":[35],"RPCA":[36,51],"computationally":[37],"prohibitive":[38],"many":[40],"real":[41],"applications.":[42],"To":[43],"tackle":[44],"this":[45],"problem,":[46],"we":[47],"propose":[48],"fixed-rank":[50],"that":[53,107],"uses":[54],"coupled":[55,87],"dictionaries":[56],"(FRPCA-CD)":[57],"to":[58,75],"handle":[59],"images.":[61],"FRPCA-CD":[62,108],"downsamples":[63],"into":[66],"low-resolution":[67],"images,":[68],"performs":[69],"FRPCA":[70],"on":[71,92],"obtain":[76],"low-rank":[78],"matrix,":[79],"which":[80],"reconstructed":[82],"at":[83],"original":[84],"resolution":[85],"by":[86],"dictionaries.":[88],"Comprehensive":[89],"tests":[90],"performed":[91],"video":[93],"background":[94],"recovery,":[95],"noise":[96],"reduction":[97],"photometric":[99],"stereo,":[100],"and":[101,113],"image":[102],"reflection":[103],"removal":[104],"problems":[105],"show":[106],"can":[109],"reduce":[110],"computation":[111],"time":[112],"memory":[114],"space":[115],"drastically":[116],"without":[117],"sacrificing":[118],"accuracy.":[119]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}