{"id":"https://openalex.org/W2095181584","doi":"https://doi.org/10.1109/tip.2014.2352036","title":"Optimizing the Hierarchical Prediction and Coding in HEVC for Surveillance and Conference Videos With Background Modeling","display_name":"Optimizing the Hierarchical Prediction and Coding in HEVC for Surveillance and Conference Videos With Background Modeling","publication_year":2014,"publication_date":"2014-08-26","ids":{"openalex":"https://openalex.org/W2095181584","doi":"https://doi.org/10.1109/tip.2014.2352036","mag":"2095181584","pmid":"https://pubmed.ncbi.nlm.nih.gov/25167551"},"language":"en","primary_location":{"id":"doi:10.1109/tip.2014.2352036","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2014.2352036","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5101542456","display_name":"Xianguo Zhang","orcid":"https://orcid.org/0009-0004-9487-3693"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xianguo Zhang","raw_affiliation_strings":["National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023918894","display_name":"Yonghong Tian","orcid":"https://orcid.org/0000-0002-2978-5935"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yonghong Tian","raw_affiliation_strings":["National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058066577","display_name":"Tiejun Huang","orcid":"https://orcid.org/0000-0002-4234-6099"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tiejun Huang","raw_affiliation_strings":["National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034400808","display_name":"Siwei Dong","orcid":"https://orcid.org/0000-0002-0249-8100"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Siwei Dong","raw_affiliation_strings":["National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018478553","display_name":"Wen Gao","orcid":"https://orcid.org/0000-0002-8070-802X"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen Gao","raw_affiliation_strings":["National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Video Technology, School of Electronics Engineering and Computer Science, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101542456"],"corresponding_institution_ids":["https://openalex.org/I20231570"],"apc_list":null,"apc_paid":null,"fwci":5.823,"has_fulltext":false,"cited_by_count":65,"citation_normalized_percentile":{"value":0.96869394,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"23","issue":"10","first_page":"4511","last_page":"4526"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998999834060669,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9988999962806702,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9983999729156494,"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/computer-science","display_name":"Computer science","score":0.8342808485031128},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.6761547923088074},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.6756768226623535},{"id":"https://openalex.org/keywords/coding-tree-unit","display_name":"Coding tree unit","score":0.6234025955200195},{"id":"https://openalex.org/keywords/algorithmic-efficiency","display_name":"Algorithmic efficiency","score":0.5852729082107544},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.5417642593383789},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5073558688163757},{"id":"https://openalex.org/keywords/context-adaptive-binary-arithmetic-coding","display_name":"Context-adaptive binary arithmetic coding","score":0.5014181137084961},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.45794931054115295},{"id":"https://openalex.org/keywords/encode","display_name":"ENCODE","score":0.4448259472846985},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.43198007345199585},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4291067123413086},{"id":"https://openalex.org/keywords/bit-rate","display_name":"Bit rate","score":0.42857831716537476},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2903367280960083},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.27621954679489136},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.27552321553230286},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08820092678070068}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8342808485031128},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.6761547923088074},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.6756768226623535},{"id":"https://openalex.org/C190750250","wikidata":"https://www.wikidata.org/wiki/Q13533439","display_name":"Coding tree unit","level":3,"score":0.6234025955200195},{"id":"https://openalex.org/C116709606","wikidata":"https://www.wikidata.org/wiki/Q1296251","display_name":"Algorithmic efficiency","level":3,"score":0.5852729082107544},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.5417642593383789},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5073558688163757},{"id":"https://openalex.org/C175732694","wikidata":"https://www.wikidata.org/wiki/Q1128713","display_name":"Context-adaptive binary arithmetic coding","level":3,"score":0.5014181137084961},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.45794931054115295},{"id":"https://openalex.org/C66746571","wikidata":"https://www.wikidata.org/wiki/Q1134833","display_name":"ENCODE","level":3,"score":0.4448259472846985},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.43198007345199585},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4291067123413086},{"id":"https://openalex.org/C2987812609","wikidata":"https://www.wikidata.org/wiki/Q194158","display_name":"Bit rate","level":2,"score":0.42857831716537476},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2903367280960083},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.27621954679489136},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.27552321553230286},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08820092678070068},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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":2,"locations":[{"id":"doi:10.1109/tip.2014.2352036","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2014.2352036","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-article"},{"id":"pmid:25167551","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/25167551","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE transactions on image processing : a publication of the IEEE Signal Processing Society","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G206429516","display_name":null,"funder_award_id":"61035001","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4760171344","display_name":null,"funder_award_id":"61121002","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8879041523","display_name":null,"funder_award_id":"61390515","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1978309930","https://openalex.org/W1979766878","https://openalex.org/W2003106976","https://openalex.org/W2048820076","https://openalex.org/W2051836535","https://openalex.org/W2096238205","https://openalex.org/W2098067183","https://openalex.org/W2101700394","https://openalex.org/W2103881587","https://openalex.org/W2121696490","https://openalex.org/W2122686636","https://openalex.org/W2123221155","https://openalex.org/W2124860813","https://openalex.org/W2128449318","https://openalex.org/W2131567401","https://openalex.org/W2131970298","https://openalex.org/W2146395539","https://openalex.org/W2159477504","https://openalex.org/W2160267559","https://openalex.org/W2161584749","https://openalex.org/W2167534083","https://openalex.org/W2172073677","https://openalex.org/W6674448676","https://openalex.org/W6674509028"],"related_works":["https://openalex.org/W2237847712","https://openalex.org/W2182606236","https://openalex.org/W4212979751","https://openalex.org/W2613214950","https://openalex.org/W2084949169","https://openalex.org/W2072993124","https://openalex.org/W1528106786","https://openalex.org/W1564343373","https://openalex.org/W2577265269","https://openalex.org/W2094522781"],"abstract_inverted_index":{"For":[0],"the":[1,10,29,34,43,61,69,79,86,95,120,124,138,141,147,159,165,197,202,209,224],"real-time":[2],"and":[3,7,48,98,111,128,150,169,189,222,236],"low-delay":[4,36,81],"video":[5,12],"surveillance":[6,47,230],"teleconferencing":[8],"applications,":[9],"newly":[11],"coding":[13,20,82,99,160,173],"standard":[14],"HEVC":[15,35,80,101,210],"can":[16,73,217],"achieve":[17],"much":[18],"higher":[19],"efficiency":[21,83],"over":[22],"H.264/AVC.":[23],"However,":[24],"we":[25,89,134],"still":[26,38],"argue":[27],"that":[28,51],"hierarchical":[30,96,125,129],"prediction":[31,97,126],"structure":[32,127],"in":[33,100,172],"encoder":[37],"does":[39],"not":[40],"fully":[41],"utilize":[42,119],"special":[44],"characteristics":[45],"of":[46,167],"conference":[49,239],"videos":[50,104],"are":[52,114,206,234],"usually":[53],"captured":[54],"by":[55,227],"stationary":[56],"cameras.":[57],"In":[58],"this":[59],"case,":[60],"background":[62,106,148,168],"picture":[63],"(G-picture),":[64],"which":[65],"is":[66,180],"modeled":[67],"from":[68],"original":[70],"input":[71],"frames,":[72],"be":[74],"used":[75],"to":[76,118,122,136,145,157,164,182,195],"further":[77],"improve":[78,146],"meanwhile":[84],"reducing":[85],"complexity.":[87,199],"Therefore,":[88],"propose":[90,135],"an":[91,176],"optimization":[92],"method":[93,216],"for":[94,102],"these":[103,132],"with":[105],"modeling.":[107],"First,":[108],"several":[109],"experimental":[110],"theoretical":[112],"analyses":[113],"conducted":[115],"on":[116,208,229,238],"how":[117],"G-picture":[121,139],"optimize":[123],"quantization.":[130],"Following":[131],"results,":[133],"encode":[137],"as":[140],"long-term":[142],"reference":[143],"frame":[144],"prediction,":[149],"then":[151,190],"present":[152],"a":[153],"G-picture-based":[154],"bit-allocation":[155],"algorithm":[156,179],"increase":[158],"efficiency.":[161],"Meanwhile,":[162],"according":[163],"proportions":[166],"foreground":[170],"pixels":[171],"units":[174],"(CUs),":[175],"adaptive":[177],"speed-up":[178,193],"developed":[181],"classify":[183],"each":[184],"CU":[185],"into":[186],"different":[187,192],"categories":[188],"adopt":[191],"strategies":[194],"reduce":[196,223],"encoding":[198,225],"To":[200],"evaluate":[201],"performance,":[203],"extensive":[204],"experiments":[205],"performed":[207],"test":[211],"model.":[212],"Results":[213],"show":[214],"our":[215],"averagely":[218],"save":[219],"39.09%":[220],"bits":[221],"complexity":[226],"43.63%":[228],"videos,":[231],"whereas":[232],"those":[233],"5.27%":[235],"43.68%":[237],"videos.":[240]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":13},{"year":2018,"cited_by_count":11},{"year":2017,"cited_by_count":10},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}