{"id":"https://openalex.org/W2210250985","doi":"https://doi.org/10.1007/978-3-642-32573-1_11","title":"An Efficient Spatial Scalable Video Encoder Based on DWT","display_name":"An Efficient Spatial Scalable Video Encoder Based on DWT","publication_year":2012,"publication_date":"2012-01-01","ids":{"openalex":"https://openalex.org/W2210250985","doi":"https://doi.org/10.1007/978-3-642-32573-1_11","mag":"2210250985"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-642-32573-1_11","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-32573-1_11","pdf_url":null,"source":{"id":"https://openalex.org/S4393917809","display_name":"Lecture notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","issn_l":"1867-8211","issn":["1867-8211","1867-822X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","raw_type":"book-chapter"},"type":"book-chapter","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/A5059436573","display_name":"Saoussen Cheikhrouhou","orcid":"https://orcid.org/0000-0003-4607-7452"},"institutions":[{"id":"https://openalex.org/I142899784","display_name":"University of Sfax","ror":"https://ror.org/04d4sd432","country_code":"TN","type":"education","lineage":["https://openalex.org/I142899784"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Saoussen Cheikhrouhou","raw_affiliation_strings":["Laboratory of Electronics and Information Technology, Sfax National School of Engineering, BP W 3038, Sfax, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Electronics and Information Technology, Sfax National School of Engineering, BP W 3038, Sfax, Tunisia","institution_ids":["https://openalex.org/I142899784"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064536036","display_name":"Yousra Ben Jem\u00e2a","orcid":"https://orcid.org/0000-0002-0093-3391"},"institutions":[{"id":"https://openalex.org/I4210131288","display_name":"National Engineering School of Tunis","ror":"https://ror.org/03b1zjt31","country_code":"TN","type":"education","lineage":["https://openalex.org/I4210131288","https://openalex.org/I63596082"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Yousra Ben Jemaa","raw_affiliation_strings":["Signal and System Unit, ENIT, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal and System Unit, ENIT, Tunisia","institution_ids":["https://openalex.org/I4210131288"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113889661","display_name":"Mohamed Ali Ben Ayed","orcid":null},"institutions":[{"id":"https://openalex.org/I142899784","display_name":"University of Sfax","ror":"https://ror.org/04d4sd432","country_code":"TN","type":"education","lineage":["https://openalex.org/I142899784"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Mohamed Ali Ben Ayed","raw_affiliation_strings":["Laboratory of Electronics and Information Technology, Sfax National School of Engineering, BP W 3038, Sfax, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Electronics and Information Technology, Sfax National School of Engineering, BP W 3038, Sfax, Tunisia","institution_ids":["https://openalex.org/I142899784"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109201405","display_name":"Nouri Masmoudi","orcid":null},"institutions":[{"id":"https://openalex.org/I142899784","display_name":"University of Sfax","ror":"https://ror.org/04d4sd432","country_code":"TN","type":"education","lineage":["https://openalex.org/I142899784"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Nouri Masmoudi","raw_affiliation_strings":["Laboratory of Electronics and Information Technology, Sfax National School of Engineering, BP W 3038, Sfax, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Electronics and Information Technology, Sfax National School of Engineering, BP W 3038, Sfax, Tunisia","institution_ids":["https://openalex.org/I142899784"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.23237991,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"70","last_page":"75"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":1.0,"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.9994000196456909,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9980000257492065,"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":0.7487118244171143},{"id":"https://openalex.org/keywords/lossless-compression","display_name":"Lossless compression","score":0.7124817371368408},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.682303786277771},{"id":"https://openalex.org/keywords/jpeg-2000","display_name":"JPEG 2000","score":0.6487026214599609},{"id":"https://openalex.org/keywords/lossy-compression","display_name":"Lossy compression","score":0.6370874643325806},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6139508485794067},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.5867742300033569},{"id":"https://openalex.org/keywords/bitstream","display_name":"Bitstream","score":0.5623888969421387},{"id":"https://openalex.org/keywords/entropy-encoding","display_name":"Entropy encoding","score":0.5477416515350342},{"id":"https://openalex.org/keywords/discrete-wavelet-transform","display_name":"Discrete wavelet transform","score":0.4940932095050812},{"id":"https://openalex.org/keywords/context-adaptive-binary-arithmetic-coding","display_name":"Context-adaptive binary arithmetic coding","score":0.47297635674476624},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4505574703216553},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.4083334505558014},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40104416012763977},{"id":"https://openalex.org/keywords/image-compression","display_name":"Image compression","score":0.3953530192375183},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3517382740974426},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.34879958629608154},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.3363536596298218},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"Wavelet transform","score":0.2841585576534271},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2735878527164459},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.1146632730960846},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.10621374845504761}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7487118244171143},{"id":"https://openalex.org/C81081738","wikidata":"https://www.wikidata.org/wiki/Q55542","display_name":"Lossless compression","level":3,"score":0.7124817371368408},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.682303786277771},{"id":"https://openalex.org/C69216139","wikidata":"https://www.wikidata.org/wiki/Q931783","display_name":"JPEG 2000","level":5,"score":0.6487026214599609},{"id":"https://openalex.org/C165021410","wikidata":"https://www.wikidata.org/wiki/Q55564","display_name":"Lossy compression","level":2,"score":0.6370874643325806},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6139508485794067},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.5867742300033569},{"id":"https://openalex.org/C136695289","wikidata":"https://www.wikidata.org/wiki/Q415568","display_name":"Bitstream","level":3,"score":0.5623888969421387},{"id":"https://openalex.org/C1769480","wikidata":"https://www.wikidata.org/wiki/Q1345239","display_name":"Entropy encoding","level":3,"score":0.5477416515350342},{"id":"https://openalex.org/C46286280","wikidata":"https://www.wikidata.org/wiki/Q2414958","display_name":"Discrete wavelet transform","level":4,"score":0.4940932095050812},{"id":"https://openalex.org/C175732694","wikidata":"https://www.wikidata.org/wiki/Q1128713","display_name":"Context-adaptive binary arithmetic coding","level":3,"score":0.47297635674476624},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4505574703216553},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.4083334505558014},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40104416012763977},{"id":"https://openalex.org/C13481523","wikidata":"https://www.wikidata.org/wiki/Q412438","display_name":"Image compression","level":4,"score":0.3953530192375183},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3517382740974426},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.34879958629608154},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.3363536596298218},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.2841585576534271},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2735878527164459},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.1146632730960846},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.10621374845504761},{"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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-642-32573-1_11","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-32573-1_11","pdf_url":null,"source":{"id":"https://openalex.org/S4393917809","display_name":"Lecture notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","issn_l":"1867-8211","issn":["1867-8211","1867-822X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2053691921","https://openalex.org/W2066437933","https://openalex.org/W2106245618","https://openalex.org/W2112519285","https://openalex.org/W2119307610","https://openalex.org/W2122092891","https://openalex.org/W2122611627","https://openalex.org/W2126549975","https://openalex.org/W2130550431","https://openalex.org/W2131259545","https://openalex.org/W2139514636","https://openalex.org/W2142276208","https://openalex.org/W2151934237","https://openalex.org/W2172073677"],"related_works":["https://openalex.org/W2169405113","https://openalex.org/W2013943429","https://openalex.org/W1968682722","https://openalex.org/W2354884987","https://openalex.org/W2393904146","https://openalex.org/W2383844503","https://openalex.org/W2167897635","https://openalex.org/W2128890367","https://openalex.org/W2386219757","https://openalex.org/W1805927859"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}