{"id":"https://openalex.org/W2148159478","doi":"https://doi.org/10.1109/tmm.2003.811624","title":"Loss concealment using b-pictures motion information","display_name":"Loss concealment using b-pictures motion information","publication_year":2003,"publication_date":"2003-06-01","ids":{"openalex":"https://openalex.org/W2148159478","doi":"https://doi.org/10.1109/tmm.2003.811624","mag":"2148159478"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2003.811624","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5008672923","display_name":"Tamer Shanableh","orcid":"https://orcid.org/0000-0002-7651-3094"},"institutions":[{"id":"https://openalex.org/I199440890","display_name":"American University of Sharjah","ror":"https://ror.org/001g2fj96","country_code":"AE","type":"education","lineage":["https://openalex.org/I199440890"]},{"id":"https://openalex.org/I110002522","display_name":"University of Essex","ror":"https://ror.org/02nkf1q06","country_code":"GB","type":"education","lineage":["https://openalex.org/I110002522"]}],"countries":["AE","GB"],"is_corresponding":false,"raw_author_name":"T. Shanableh","raw_affiliation_strings":["Department of Computer Science, American University of Sharjah, Sharjah, UAE","Department of Electronic Systems Engineering, University of Essex, UK"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, American University of Sharjah, Sharjah, UAE","institution_ids":["https://openalex.org/I199440890"]},{"raw_affiliation_string":"Department of Electronic Systems Engineering, University of Essex, UK","institution_ids":["https://openalex.org/I110002522"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082745876","display_name":"M. Ghanbari","orcid":"https://orcid.org/0000-0002-5482-8378"},"institutions":[{"id":"https://openalex.org/I110002522","display_name":"University of Essex","ror":"https://ror.org/02nkf1q06","country_code":"GB","type":"education","lineage":["https://openalex.org/I110002522"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"M. Ghanbari","raw_affiliation_strings":["Department of Electronic Systems Engineering, University of Essex, UK"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Systems Engineering, University of Essex, UK","institution_ids":["https://openalex.org/I110002522"]}]}],"institution_assertions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.846,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":17,"citation_normalized_percentile":{"value":0.782317,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":84,"max":85},"biblio":{"volume":"5","issue":"2","first_page":"257","last_page":"266"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.9997,"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":0.9997,"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/T10388","display_name":"Advanced Steganography and Watermarking Techniques","score":0.9987,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9968,"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/macroblock","display_name":"Macroblock","score":0.581323},{"id":"https://openalex.org/keywords/quarter-pixel-motion","display_name":"Quarter-pixel motion","score":0.5678638},{"id":"https://openalex.org/keywords/motion-vector","display_name":"Motion vector","score":0.48426196},{"id":"https://openalex.org/keywords/motion-field","display_name":"Motion field","score":0.43286812}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.78364456},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.70807225},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6602015},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6372546},{"id":"https://openalex.org/C10161872","wikidata":"https://www.wikidata.org/wiki/Q557891","display_name":"Motion estimation","level":2,"score":0.5892541},{"id":"https://openalex.org/C124828224","wikidata":"https://www.wikidata.org/wiki/Q2632668","display_name":"Macroblock","level":3,"score":0.581323},{"id":"https://openalex.org/C174493125","wikidata":"https://www.wikidata.org/wiki/Q1073461","display_name":"Quarter-pixel motion","level":3,"score":0.5678638},{"id":"https://openalex.org/C2779020251","wikidata":"https://www.wikidata.org/wiki/Q3555171","display_name":"Motion vector","level":3,"score":0.48426196},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.45935416},{"id":"https://openalex.org/C124774092","wikidata":"https://www.wikidata.org/wiki/Q6917782","display_name":"Motion field","level":3,"score":0.43286812},{"id":"https://openalex.org/C128840427","wikidata":"https://www.wikidata.org/wiki/Q1302174","display_name":"Motion compensation","level":2,"score":0.42166904},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.28474206},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.26197356},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.21176508}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2003.811624","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, justice, and strong institutions","score":0.53}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":24,"referenced_works":["https://openalex.org/W1988137048","https://openalex.org/W2047215160","https://openalex.org/W2058912105","https://openalex.org/W2061188414","https://openalex.org/W2075481710","https://openalex.org/W2085951127","https://openalex.org/W2088358998","https://openalex.org/W2096811984","https://openalex.org/W2101838603","https://openalex.org/W2104256468","https://openalex.org/W2108425343","https://openalex.org/W2110720733","https://openalex.org/W2115751268","https://openalex.org/W2121052104","https://openalex.org/W2133176337","https://openalex.org/W2148404241","https://openalex.org/W2148456247","https://openalex.org/W2150692527","https://openalex.org/W2151250801","https://openalex.org/W2154977210","https://openalex.org/W2160175060","https://openalex.org/W2160449823","https://openalex.org/W2335864408","https://openalex.org/W4246580828"],"related_works":["https://openalex.org/W832024922","https://openalex.org/W2380016249","https://openalex.org/W2227355925","https://openalex.org/W2164116500","https://openalex.org/W2153928989","https://openalex.org/W2145347751","https://openalex.org/W2105769806","https://openalex.org/W2086263632","https://openalex.org/W2062022387","https://openalex.org/W2048730704"],"abstract_inverted_index":{"In":[0,76],"this":[1],"paper,":[2],"the":[3,7,41,44,53,57,61,68,72,79,83,97,104,109,112,119,126,130,135,144,161,170,175,180,197,200],"motion":[4,54,106,123,132,152,158,172,202],"parameters":[5],"of":[6,12,18,21,43,51,56,67,96,111,125,134,147,160,177,199],"bidirectionally":[8],"predicted":[9],"pictures":[10,24,70],"(B-pictures)":[11],"MPEG-1,2":[13],"are":[14,100,115],"exploited":[15],"for":[16,108],"concealment":[17,110,178],"large":[19],"portions":[20],"corrupted":[22],"anchor":[23,69,113,162],"(and":[25],"vice":[26],"versa)":[27],"that":[28,59,103,143,168],"might":[29],"arise":[30],"due":[31],"to":[32,91],"channel":[33],"errors":[34],"or":[35],"packet":[36],"losses.":[37],"To":[38],"further":[39],"enhance":[40],"quality":[42,176],"concealed":[45],"pictures,":[46],"we":[47],"propose":[48],"two":[49],"methods":[50,182],"constraining":[52,196],"vectors":[55,107,124,133,153,173],"B-pictures":[58,99,136],"strengthen":[60],"tie":[62],"between":[63],"them":[64],"and":[65,121,150],"those":[66,95],"in":[71,86,137,155],"same":[73],"picture":[74,114],"subgroup.":[75],"one":[77],"method,":[78],"macroblock":[80],"decisions":[81],"on":[82],"last":[84],"B-picture":[85],"each":[87,138],"subgroup":[88,139],"is":[89,140],"constrained":[90,141],"be":[92,193],"bidirectional":[93,127,131,201],"if":[94],"other":[98],"not,":[101],"such":[102,142],"derived":[105],"always":[116],"composed":[117,171],"from":[118],"forward":[120,149],"backward":[122,151],"motions.":[128],"Second,":[129],"vectorial":[145],"sum":[146],"their":[148],"results":[154,166],"an":[156],"accurate":[157],"prediction":[159],"picture.":[163],"The":[164],"experimental":[165],"show":[167],"while":[169],"improve":[174],"over":[179],"conventional":[181],"by":[183,195],"more":[184],"than":[185],"3-4":[186],"dB,":[187],"another":[188],"2":[189],"dB":[190],"improvement":[191],"can":[192],"achieved":[194],"generation":[198],"vectors.":[203]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2148159478","counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2024-12-12T22:47:54.141953","created_date":"2016-06-24"}