{"id":"https://openalex.org/W2273764839","doi":"https://doi.org/10.1145/2833258.2833308","title":"A Robust Shadow Removal Technique Applying For Person Localization in a Surveillance Environment","display_name":"A Robust Shadow Removal Technique Applying For Person Localization in a Surveillance Environment","publication_year":2015,"publication_date":"2015-11-18","ids":{"openalex":"https://openalex.org/W2273764839","doi":"https://doi.org/10.1145/2833258.2833308","mag":"2273764839"},"language":"en","primary_location":{"id":"doi:10.1145/2833258.2833308","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2833258.2833308","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Sixth International Symposium on Information and Communication Technology","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/A5101708835","display_name":"Thuy T. Pham","orcid":"https://orcid.org/0000-0002-7153-0135"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Thuy Thi Thanh Pham","raw_affiliation_strings":["University of Technology and Logistics, Bacninh, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Technology and Logistics, Bacninh, Vietnam","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007554071","display_name":"Hai Vu","orcid":"https://orcid.org/0000-0003-2880-4417"},"institutions":[{"id":"https://openalex.org/I94518387","display_name":"Hanoi University of Science and Technology","ror":"https://ror.org/04nyv3z04","country_code":"VN","type":"education","lineage":["https://openalex.org/I94518387"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Hai Vu","raw_affiliation_strings":["MICA, University of Science and Technology Hanoi, Vietnam"],"affiliations":[{"raw_affiliation_string":"MICA, University of Science and Technology Hanoi, Vietnam","institution_ids":["https://openalex.org/I94518387"]}]},{"author_position":"last","author":{"id":null,"display_name":"Anh Tuan Pham","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Anh Tuan Pham","raw_affiliation_strings":["University of Technology and Logistics, Bacninh, Vietnam"],"affiliations":[{"raw_affiliation_string":"University of Technology and Logistics, Bacninh, Vietnam","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101708835"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3744,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.70414697,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"268","last_page":"275"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9998999834060669,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9998999834060669,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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/T12740","display_name":"Gait Recognition and Analysis","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"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/shadow","display_name":"Shadow (psychology)","score":0.781899094581604},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7168378829956055},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7101085186004639},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.61436527967453},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6138932108879089},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.5587632060050964},{"id":"https://openalex.org/keywords/mixture-model","display_name":"Mixture model","score":0.5340589284896851},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.47204363346099854},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3728893995285034},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19618657231330872},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15507569909095764}],"concepts":[{"id":"https://openalex.org/C117797892","wikidata":"https://www.wikidata.org/wiki/Q286363","display_name":"Shadow (psychology)","level":2,"score":0.781899094581604},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7168378829956055},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7101085186004639},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.61436527967453},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6138932108879089},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.5587632060050964},{"id":"https://openalex.org/C61224824","wikidata":"https://www.wikidata.org/wiki/Q2260434","display_name":"Mixture model","level":2,"score":0.5340589284896851},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.47204363346099854},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3728893995285034},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19618657231330872},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15507569909095764},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2833258.2833308","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2833258.2833308","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Sixth International Symposium on Information and Communication Technology","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320309617","display_name":"National Foundation for Science and Technology Development","ror":"https://ror.org/04rw64z44"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1968859087","https://openalex.org/W1976363322","https://openalex.org/W2008543119","https://openalex.org/W2060717586","https://openalex.org/W2112108686","https://openalex.org/W2118073342","https://openalex.org/W2121434603","https://openalex.org/W2123009513","https://openalex.org/W2130293653","https://openalex.org/W2136048030","https://openalex.org/W2136885397","https://openalex.org/W2143373691","https://openalex.org/W2164734564","https://openalex.org/W2167667767","https://openalex.org/W2223684442","https://openalex.org/W4249502209"],"related_works":["https://openalex.org/W2893218741","https://openalex.org/W2558319350","https://openalex.org/W1492594177","https://openalex.org/W1842742976","https://openalex.org/W2803235238","https://openalex.org/W399661440","https://openalex.org/W410356389","https://openalex.org/W639782700","https://openalex.org/W1992929574","https://openalex.org/W1578916557"],"abstract_inverted_index":{"In":[0],"this":[1,140],"paper,":[2],"we":[3,51],"propose":[4],"a":[5,14,55],"new":[6],"technique":[7,111],"for":[8],"removing":[9],"shadow":[10,25,64,72,129,136],"regions":[11],"based":[12,77],"on":[13,78],"learning-based":[15],"approach.":[16],"We":[17,106],"extract":[18],"two":[19],"different":[20,47],"types":[21],"of":[22,63,71,81,114],"the":[23,82,94,103,109,134],"examined":[24],"regions,":[26],"such":[27],"as":[28],"chromatic-based":[29],"features":[30],"and":[31,73],"physical":[32],"properties.":[33],"Two":[34],"likelihoods":[35],"or":[36],"shadow-matching":[37,83],"scores":[38,84],"are":[39,75],"calculated":[40],"from":[41,48,126],"corresponding":[42],"features.":[43,105],"However,":[44],"it":[45],"is":[46,68,124],"existing":[49,99],"techniques,":[50],"take":[52],"into":[53],"account":[54],"density-based":[56],"score":[57,67],"fusion":[58,96],"scheme.":[59],"A":[60],"likelihood":[61],"ratio":[62],"per":[65],"nonshadow":[66,74],"calculated.":[69],"Probabilities":[70],"estimated":[76],"approximating":[79],"distributions":[80],"using":[85],"Gaussian":[86],"Mixture":[87],"Models.":[88],"The":[89],"experimental":[90],"results":[91],"confirm":[92],"that":[93],"proposed":[95,110,135],"scheme":[97],"outperforms":[98],"techniques":[100],"which":[101],"utilize":[102],"separated":[104],"then":[107],"deploy":[108,150],"in":[112,118,147,154],"framework":[113],"person":[115],"localization":[116,152],"system":[117],"indoor":[119],"environments.":[120,156],"Averagely,":[121],"positioning":[122],"error":[123],"reduced":[125],"44.4\u00b133.1(cm)":[127],"(without":[128],"removal)":[130],"to":[131,149],"13.5\u00b118.8(cm)":[132],"(with":[133],"removal":[137],"technique).":[138],"Consequently,":[139],"work":[141],"contributes":[142],"an":[143],"effective":[144],"pre-processing":[145],"step":[146],"order":[148],"vision-based":[151],"services":[153],"surveillance":[155]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-04-23T09:07:50.710637","created_date":"2025-10-10T00:00:00"}
