{"id":"https://openalex.org/W3000286750","doi":"https://doi.org/10.14569/ijacsa.2019.0101225","title":"Optimal Global Threshold based on Two Dimension Otsu for Block Size Decision in Intra Prediction of H.264/AVC Coding","display_name":"Optimal Global Threshold based on Two Dimension Otsu for Block Size Decision in Intra Prediction of H.264/AVC Coding","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W3000286750","doi":"https://doi.org/10.14569/ijacsa.2019.0101225","mag":"3000286750"},"language":"en","primary_location":{"id":"doi:10.14569/ijacsa.2019.0101225","doi":"https://doi.org/10.14569/ijacsa.2019.0101225","is_oa":true,"landing_page_url":"https://doi.org/10.14569/ijacsa.2019.0101225","pdf_url":"http://thesai.org/Downloads/Volume10No12/Paper_25-Optimal_Global_Threshold_based_on_Two_Dimension_Otsu.pdf","source":{"id":"https://openalex.org/S23629721","display_name":"International Journal of Advanced Computer Science and Applications","issn_l":"2156-5570","issn":["2156-5570","2158-107X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","norway-1","poland-20","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310311819","host_organization_name":"Science and Information Organization","host_organization_lineage":["https://openalex.org/P4310311819"],"host_organization_lineage_names":["Science and Information Organization"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Advanced Computer Science and Applications","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"http://thesai.org/Downloads/Volume10No12/Paper_25-Optimal_Global_Threshold_based_on_Two_Dimension_Otsu.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5074886803","display_name":"Sawsan Morkos Gharghory","orcid":"https://orcid.org/0000-0003-4895-5458","observed_orcids":["https://orcid.org/0000-0003-4895-5458"]},"institutions":[{"id":"https://openalex.org/I4210156128","display_name":"Electronics Research Institute","ror":"https://ror.org/0532wcf75","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210094263","https://openalex.org/I4210156128"]}],"countries":["EG"],"is_corresponding":true,"raw_author_name":"Sawsan Morkos Gharghory","raw_affiliation_strings":["Computers and Systems Department Electronics Research Institute Giza, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computers and Systems Department Electronics Research Institute Giza, Egypt","institution_ids":["https://openalex.org/I4210156128"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5074886803"],"corresponding_institution_ids":["https://openalex.org/I4210156128"],"apc_list":null,"apc_paid":null,"fwci":0.1517,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.42025691,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"10","issue":"12","first_page":null,"last_page":null},"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.0,"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":0.0,"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/intra-prediction","display_name":"intra prediction","score":0.7789999842643738},{"id":"https://openalex.org/keywords/h-264","display_name":"H.264/AVC","score":0.9369999766349792},{"id":"https://openalex.org/keywords/video-compression","display_name":"video compression","score":0.5400000214576721},{"id":"https://openalex.org/keywords/encoding-time-reduction","display_name":"encoding time reduction","score":0.671999990940094},{"id":"https://openalex.org/keywords/psnr","display_name":"PSNR","score":0.5630000233650208},{"id":"https://openalex.org/keywords/data-rate","display_name":"data rate","score":0.8180000185966492}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9033262729644775},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.5494179725646973},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5377699136734009},{"id":"https://openalex.org/C154579607","wikidata":"https://www.wikidata.org/wiki/Q3373850","display_name":"Peak signal-to-noise ratio","level":3,"score":0.5299977660179138},{"id":"https://openalex.org/C64413873","wikidata":"https://www.wikidata.org/wiki/Q21005","display_name":"Threshold limit value","level":2,"score":0.478431761264801},{"id":"https://openalex.org/C41431624","wikidata":"https://www.wikidata.org/wiki/Q1053357","display_name":"Block size","level":3,"score":0.4764833152294159},{"id":"https://openalex.org/C2776493296","wikidata":"https://www.wikidata.org/wiki/Q7307150","display_name":"Reference software","level":3,"score":0.45577406883239746},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4492727816104889},{"id":"https://openalex.org/C190750250","wikidata":"https://www.wikidata.org/wiki/Q13533439","display_name":"Coding tree unit","level":3,"score":0.43803712725639343},{"id":"https://openalex.org/C136968285","wikidata":"https://www.wikidata.org/wiki/Q3246374","display_name":"Set partitioning in hierarchical trees","level":5,"score":0.4264295995235443},{"id":"https://openalex.org/C2987812609","wikidata":"https://www.wikidata.org/wiki/Q194158","display_name":"Bit rate","level":2,"score":0.41213637590408325},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.36605313420295715},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3600977957248688},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.292411744594574},{"id":"https://openalex.org/C13481523","wikidata":"https://www.wikidata.org/wiki/Q412438","display_name":"Image compression","level":4,"score":0.22334182262420654},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.15060678124427795},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.1302538514137268},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.14569/ijacsa.2019.0101225","doi":"https://doi.org/10.14569/ijacsa.2019.0101225","is_oa":true,"landing_page_url":"https://doi.org/10.14569/ijacsa.2019.0101225","pdf_url":"http://thesai.org/Downloads/Volume10No12/Paper_25-Optimal_Global_Threshold_based_on_Two_Dimension_Otsu.pdf","source":{"id":"https://openalex.org/S23629721","display_name":"International Journal of Advanced Computer Science and Applications","issn_l":"2156-5570","issn":["2156-5570","2158-107X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","norway-1","poland-20","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310311819","host_organization_name":"Science and Information Organization","host_organization_lineage":["https://openalex.org/P4310311819"],"host_organization_lineage_names":["Science and Information Organization"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Advanced Computer Science and Applications","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.14569/ijacsa.2019.0101225","doi":"https://doi.org/10.14569/ijacsa.2019.0101225","is_oa":true,"landing_page_url":"https://doi.org/10.14569/ijacsa.2019.0101225","pdf_url":"http://thesai.org/Downloads/Volume10No12/Paper_25-Optimal_Global_Threshold_based_on_Two_Dimension_Otsu.pdf","source":{"id":"https://openalex.org/S23629721","display_name":"International Journal of Advanced Computer Science and Applications","issn_l":"2156-5570","issn":["2156-5570","2158-107X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","norway-1","poland-20","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310311819","host_organization_name":"Science and Information Organization","host_organization_lineage":["https://openalex.org/P4310311819"],"host_organization_lineage_names":["Science and Information Organization"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Advanced Computer Science and Applications","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3000286750.pdf","grobid_xml":"https://content.openalex.org/works/W3000286750.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W2003802238","https://openalex.org/W2010621867","https://openalex.org/W2027864350","https://openalex.org/W2087741552","https://openalex.org/W2101700394","https://openalex.org/W2111867766","https://openalex.org/W2114437950","https://openalex.org/W2121840029","https://openalex.org/W2133059825","https://openalex.org/W2140199336","https://openalex.org/W2155667284","https://openalex.org/W2169161136","https://openalex.org/W2425240487","https://openalex.org/W2751619818","https://openalex.org/W2754478377","https://openalex.org/W6680751073"],"related_works":["https://openalex.org/W1523322330","https://openalex.org/W1930517743","https://openalex.org/W2108472242","https://openalex.org/W2747972543","https://openalex.org/W2131977245","https://openalex.org/W2758279321","https://openalex.org/W2310591849","https://openalex.org/W2123836121","https://openalex.org/W1528894662","https://openalex.org/W2127919035"],"abstract_inverted_index":{"The":[0,90,131,150,211],"Advanced":[1],"Video":[2],"Coding":[3],"(H.264/AVC)":[4],"has":[5,291],"proved":[6],"its":[7,243],"ability":[8],"in":[9,44,128,164,191,216,232,241],"finding":[10],"the":[11,14,20,27,34,41,56,61,76,81,94,123,153,157,183,208,229,238,251,272,275,279],"tradeoff":[12],"between":[13],"compressed":[15],"bit":[16,167,197],"rate":[17,168,198],"value":[18,113,244,252],"and":[19,172,196,203,225,268],"visual":[21,194,230],"quality":[22,195,231],"of":[23,29,33,48,96,125,140,152,166,193,201,234,253,264,274,288,297],"video":[24,160],"comparing":[25],"to":[26,60,74,85,175,221,248,258],"others":[28,296],"traditional":[30],"coding.":[31],"One":[32],"most":[35],"encoder":[36],"stages":[37],"consuming":[38],"time":[39,170,185,217],"is":[40,72,120,134,162],"intra":[42,82],"prediction":[43,83],"which":[45,242],"different":[46,138,144],"sizes":[47],"a":[49,105,292],"block":[50,58,63,78,126],"are":[51],"exhaustively":[52],"examined":[53],"for":[54,80,100,122],"selecting":[55],"suitable":[57],"size":[59,79],"best":[62,77],"mode":[64],"decision.":[65],"In":[66,270],"this":[67,129],"paper,":[68],"an":[69],"efficient":[70],"approach":[71,92,155,277],"suggested":[73,121,276],"select":[75],"adaptively":[84],"achieve":[86],"high":[87,280],"compression":[88],"efficiency.":[89],"proposed":[91,132,154,209],"exploits":[93],"idea":[95],"quad":[97],"tree":[98],"decomposition":[99],"blocks":[101],"partitioning":[102],"based":[103,114],"on":[104,115,137,182],"predefined":[106],"threshold":[107,112],"value.":[108],"An":[109],"optimal":[110],"global":[111],"two":[116],"dimension":[117],"Otsu":[118],"technique":[119,133],"decision":[124],"division":[127],"work.":[130],"carried":[135],"out":[136],"set":[139],"videos":[141,205,263,282],"resolutions":[142,265],"with":[143,156,199,223,261,278,286,295],"quantization":[145],"parameters":[146],"using":[147],"Matlab":[148],"software.":[149],"comparison":[151],"reference":[158],"JM18.6":[159],"coding":[161],"done":[163],"terms":[165,233],"(BR),":[169],"saving":[171,215],"peak":[173],"signal":[174],"noise":[176],"ratio":[177],"(PSNR).":[178],"A":[179],"tangible":[180],"acceleration":[181],"running":[184],"can":[186],"be":[187],"accomplished":[188],"besides":[189],"improvement":[190,285],"both":[192],"some":[200,262,287],"QCIF":[202,226],"CIF":[204,224,267],"resolution":[206,281],"by":[207,218],"technique.":[210],"simulation":[212],"results":[213],"demonstrate":[214],"average":[219],"42%":[220],"68%":[222],"videos.":[227],"Concerning":[228],"Bjontegaard":[235],"Delta":[236],"parameters,":[237],"PSNR":[239],"improved":[240],"increased":[245],"from":[246,256],"0.2":[247],"1.6,":[249],"while":[250,290],"BR":[254],"reduced":[255],"0.79":[257],"15.3":[259],"respectively":[260],"QCIF,":[266],"720p.":[269],"addition,":[271],"performance":[273],"achieves":[283],"minor":[284],"them":[289],"slightly":[293],"degradation":[294],"them.":[298]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2020-01-23T00:00:00"}
