{"id":"https://openalex.org/W2155704662","doi":"https://doi.org/10.1109/iscas.2008.4541494","title":"Early detection of all-zero block in H.264 with new rate-quantization models","display_name":"Early detection of all-zero block in H.264 with new rate-quantization models","publication_year":2008,"publication_date":"2008-05-01","ids":{"openalex":"https://openalex.org/W2155704662","doi":"https://doi.org/10.1109/iscas.2008.4541494","mag":"2155704662"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2008.4541494","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2008.4541494","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5088298380","display_name":"Wei Yao","orcid":"https://orcid.org/0000-0002-4054-5916"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Wei Yao","raw_affiliation_strings":["Signal Proessing Department, Institute for Infocomm Research, 21 Heng Mui Keng Terrace, 119613 Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Proessing Department, Institute for Infocomm Research, 21 Heng Mui Keng Terrace, 119613 Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007506754","display_name":"Zheng Guo Li","orcid":null},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Zheng Guo Li","raw_affiliation_strings":["Signal Proessing Department, Institute for Infocomm Research, 21 Heng Mui Keng Terrace, 119613 Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Proessing Department, Institute for Infocomm Research, 21 Heng Mui Keng Terrace, 119613 Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054558832","display_name":"Susanto Rahardja","orcid":"https://orcid.org/0000-0003-0831-6934"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Susanto Rahardja","raw_affiliation_strings":["Signal Proessing Department, Institute for Infocomm Research, 21 Heng Mui Keng Terrace, 119613 Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Proessing Department, Institute for Infocomm Research, 21 Heng Mui Keng Terrace, 119613 Singapore","institution_ids":["https://openalex.org/I3005327000"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I3005327000"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"620","last_page":"623"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":1.0,"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":1.0,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9991999864578247,"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":0.9987000226974487,"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/quantization","display_name":"Quantization (signal processing)","score":0.8501484394073486},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.7723873853683472},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7125499248504639},{"id":"https://openalex.org/keywords/codec","display_name":"Codec","score":0.6919841766357422},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5980969667434692},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5167545676231384},{"id":"https://openalex.org/keywords/vector-quantization","display_name":"Vector quantization","score":0.42573487758636475},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3223274350166321},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3196481466293335},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.10403308272361755},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.060233354568481445}],"concepts":[{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.8501484394073486},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.7723873853683472},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7125499248504639},{"id":"https://openalex.org/C161765866","wikidata":"https://www.wikidata.org/wiki/Q184748","display_name":"Codec","level":2,"score":0.6919841766357422},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5980969667434692},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5167545676231384},{"id":"https://openalex.org/C199833920","wikidata":"https://www.wikidata.org/wiki/Q612536","display_name":"Vector quantization","level":2,"score":0.42573487758636475},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3223274350166321},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3196481466293335},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.10403308272361755},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.060233354568481445}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2008.4541494","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2008.4541494","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1603895355","https://openalex.org/W1961285562","https://openalex.org/W2109001874","https://openalex.org/W2112406865","https://openalex.org/W2121840029","https://openalex.org/W2121882728","https://openalex.org/W2142374379","https://openalex.org/W2145049389","https://openalex.org/W2170930826","https://openalex.org/W6636068625"],"related_works":["https://openalex.org/W1916685473","https://openalex.org/W2055682261","https://openalex.org/W1993363272","https://openalex.org/W2186390138","https://openalex.org/W2060035984","https://openalex.org/W2790129917","https://openalex.org/W2992856432","https://openalex.org/W2964213236","https://openalex.org/W2138957216","https://openalex.org/W3209251257"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,27,74,83,93],"new":[4,28],"algorithm":[5,46,72],"for":[6,18,98],"detecting":[7],"all-zero":[8],"DCT":[9,15],"coefficient":[10],"blocks":[11],"(AZB)":[12],"prior":[13],"to":[14,48,79],"and":[16,55],"quantization":[17,40,109],"H.264.":[19,43],"The":[20,44,89],"early":[21],"detection":[22,76,87,97],"criterion":[23],"is":[24,32],"derived":[25],"from":[26],"rate-quantization":[29],"model":[30],"which":[31],"established":[33],"by":[34,103],"considering":[35],"the":[36,50,59,70,105],"unique":[37,106],"features":[38],"of":[39,62,108],"process":[41,61],"in":[42,53],"proposed":[45,71],"aims":[47],"eliminate":[49],"redundant":[51],"computations":[52],"AZB":[54,96],"consequently":[56],"speed":[57],"up":[58,78],"encoding":[60],"H.264":[63,99],"video":[64],"codec.":[65],"Simulation":[66],"results":[67,90],"show":[68],"that":[69,92],"achieves":[73],"high":[75],"ratio":[77],"95.88%":[80],"while":[81],"maintain":[82],"very":[84],"low":[85],"false":[86],"ratio.":[88],"confirm":[91],"more":[94],"effective":[95],"can":[100],"be":[101],"achieved":[102],"taking":[104],"feature":[107],"into":[110],"consideration.":[111]},"counts_by_year":[{"year":2013,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}