{"id":"https://openalex.org/W2367950215","doi":null,"title":"A fast encoding algorithm for vector quantization combined with wavelet transforms","display_name":"A fast encoding algorithm for vector quantization combined with wavelet transforms","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W2367950215","mag":"2367950215"},"language":"en","primary_location":{"id":"mag:2367950215","doi":null,"is_oa":false,"landing_page_url":"http://en.cnki.com.cn/Article_en/CJFDTOTAL-CASH200403018.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764476757","display_name":"Journal of Chongqing University of Posts and Telecommunications","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4361729657","host_organization_name":"Chongqing University of Posts and Telecommunications","host_organization_lineage":["https://openalex.org/P4361729657"],"host_organization_lineage_names":["Chongqing University of Posts and Telecommunications"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of Chongqing University of Posts and Telecommunications","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5072060195","display_name":"Chen Shan-xue","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chen Shan-xue","raw_affiliation_strings":["Chongqing University of Posts and Telecommunications,Chongqing 400065,P"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications,Chongqing 400065,P","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5072060195"],"corresponding_institution_ids":["https://openalex.org/I10535382"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9994999766349792,"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":0.9994999766349792,"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":9.999999747378752e-05,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":9.999999747378752e-05,"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/vector-quantization","display_name":"vector quantization","score":0.996999979019165},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"wavelet transform","score":0.8939999938011169},{"id":"https://openalex.org/keywords/fast-encoding-algorithm","display_name":"fast encoding algorithm","score":0.8529999852180481},{"id":"https://openalex.org/keywords/mean-square-error-distortion","display_name":"mean square error distortion","score":0.8640000224113464},{"id":"https://openalex.org/keywords/codebook-search","display_name":"codebook search","score":0.7129999995231628},{"id":"https://openalex.org/keywords/computational-cost-reduction","display_name":"computational complexity reduction","score":0.8690000176429749}],"concepts":[{"id":"https://openalex.org/C199833920","wikidata":"https://www.wikidata.org/wiki/Q612536","display_name":"Vector quantization","level":2,"score":0.7925257682800293},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6971967816352844},{"id":"https://openalex.org/C93372532","wikidata":"https://www.wikidata.org/wiki/Q6552455","display_name":"Linde\u2013Buzo\u2013Gray algorithm","level":3,"score":0.6509846448898315},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.570640504360199},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5197853446006775},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49649864435195923},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.45988333225250244},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.440550833940506},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.43868303298950195},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.4360579252243042},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.343620240688324},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.279183030128479}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2367950215","doi":null,"is_oa":false,"landing_page_url":"http://en.cnki.com.cn/Article_en/CJFDTOTAL-CASH200403018.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764476757","display_name":"Journal of Chongqing University of Posts and Telecommunications","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4361729657","host_organization_name":"Chongqing University of Posts and Telecommunications","host_organization_lineage":["https://openalex.org/P4361729657"],"host_organization_lineage_names":["Chongqing University of Posts and Telecommunications"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of Chongqing University of Posts and Telecommunications","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2361827030","https://openalex.org/W2386101794","https://openalex.org/W1557334351","https://openalex.org/W2338981629","https://openalex.org/W2120348287","https://openalex.org/W2121841352","https://openalex.org/W1953588260","https://openalex.org/W2381042739","https://openalex.org/W2138632688","https://openalex.org/W2054480036"],"abstract_inverted_index":{"A":[0],"fast":[1],"encoding":[2,77],"algorithm":[3],"based":[4],"on":[5],"the":[6,16,25,38,49,68,76],"mean":[7],"square":[8],"error(MSE)":[9],"distortion":[10],"for":[11,28],"vector":[12,41],"quantization":[13],"is":[14,72],"introduced.Using":[15],"wavelet":[17,62],"transforms":[18],"peculiarity,the":[19],"vectors":[20,53],"can":[21,33],"be":[22,34],"effectively":[23],"constructed.During":[24],"search":[26,46,81],"process":[27],"code,a":[29],"lot":[30],"of":[31,51,59,64,70],"codewords":[32],"rejected":[35],"by":[36],"utilizing":[37],"non-linear":[39],"interpolated":[40],"quantization(NLIVQ)":[42],"technique,the":[43],"partial":[44],"distance":[45],"technique":[47],"and":[48,56],"method":[50],"two":[52],"difference's":[54],"sum":[55],"polarity":[57],"estimation":[58],"some":[60],"important":[61],"coefficients.Results":[63],"experiments":[65],"show":[66],"that":[67],"reduction":[69],"computation":[71],"about":[73],"98%":[74],"in":[75],"time":[78],"against":[79],"full":[80],"method.":[82]},"counts_by_year":[],"updated_date":"2025-10-10T17:16:08.811792","created_date":"2016-06-24T00:00:00"}