{"id":"https://openalex.org/W2158251570","doi":"https://doi.org/10.1109/wacv.2011.5711495","title":"Quadtree decomposition based extended vector space model for image retrieval","display_name":"Quadtree decomposition based extended vector space model for image retrieval","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2158251570","doi":"https://doi.org/10.1109/wacv.2011.5711495","mag":"2158251570"},"language":"en","primary_location":{"id":"doi:10.1109/wacv.2011.5711495","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv.2011.5711495","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Workshop on Applications of Computer Vision (WACV)","raw_type":"proceedings-article"},"type":"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/A5076888060","display_name":"Vignesh Ramanathan","orcid":"https://orcid.org/0000-0002-0119-4420"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Vignesh Ramanathan","raw_affiliation_strings":["Indian Institute of Technology, Kharagpur, India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104083321","display_name":"Shaunak Mishra","orcid":null},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Shaunak Mishra","raw_affiliation_strings":["Indian Institute of Technology, Kharagpur, India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032809289","display_name":"Pabitra Mitra","orcid":"https://orcid.org/0000-0002-1908-9813"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Pabitra Mitra","raw_affiliation_strings":["Indian Institute of Technology, Kharagpur, India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5076888060"],"corresponding_institution_ids":["https://openalex.org/I145894827"],"apc_list":null,"apc_paid":null,"fwci":1.0464,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.8149767,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"139","last_page":"144"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval 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/T10627","display_name":"Advanced Image and Video Retrieval 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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9995999932289124,"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.9839000105857849,"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/visual-word","display_name":"Visual Word","score":0.7871997952461243},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7030103206634521},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6719525456428528},{"id":"https://openalex.org/keywords/quadtree","display_name":"Quadtree","score":0.5803478360176086},{"id":"https://openalex.org/keywords/image-retrieval","display_name":"Image retrieval","score":0.577994167804718},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5475250482559204},{"id":"https://openalex.org/keywords/pyramid","display_name":"Pyramid (geometry)","score":0.5468581914901733},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5216705799102783},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5029618144035339},{"id":"https://openalex.org/keywords/bag-of-words-model-in-computer-vision","display_name":"Bag-of-words model in computer vision","score":0.4999101161956787},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.4575883150100708},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.45105281472206116},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.4478163719177246},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3911774456501007},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24156802892684937},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.1180884838104248}],"concepts":[{"id":"https://openalex.org/C189391414","wikidata":"https://www.wikidata.org/wiki/Q7936579","display_name":"Visual Word","level":4,"score":0.7871997952461243},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7030103206634521},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6719525456428528},{"id":"https://openalex.org/C151416825","wikidata":"https://www.wikidata.org/wiki/Q934791","display_name":"Quadtree","level":2,"score":0.5803478360176086},{"id":"https://openalex.org/C1667742","wikidata":"https://www.wikidata.org/wiki/Q10927554","display_name":"Image retrieval","level":3,"score":0.577994167804718},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5475250482559204},{"id":"https://openalex.org/C142575187","wikidata":"https://www.wikidata.org/wiki/Q3358290","display_name":"Pyramid (geometry)","level":2,"score":0.5468581914901733},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5216705799102783},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5029618144035339},{"id":"https://openalex.org/C167611913","wikidata":"https://www.wikidata.org/wiki/Q6884747","display_name":"Bag-of-words model in computer vision","level":5,"score":0.4999101161956787},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.4575883150100708},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.45105281472206116},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.4478163719177246},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3911774456501007},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24156802892684937},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.1180884838104248},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"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/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/wacv.2011.5711495","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv.2011.5711495","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Workshop on Applications of Computer Vision (WACV)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.422.1684","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.422.1684","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.facweb.iitkgp.ernet.in/~pabitra/paper/wacv11.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.724.5970","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.724.5970","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://ai.stanford.edu/%7Evigneshr/papers/wacv12.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","score":0.7599999904632568,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1487601331","https://openalex.org/W1975001816","https://openalex.org/W2054651358","https://openalex.org/W2093990122","https://openalex.org/W2104978738","https://openalex.org/W2112020727","https://openalex.org/W2131846894","https://openalex.org/W2133671054","https://openalex.org/W2139882995","https://openalex.org/W2140169211","https://openalex.org/W2151103935","https://openalex.org/W2151259137","https://openalex.org/W2152100107","https://openalex.org/W2159727956","https://openalex.org/W2162915993","https://openalex.org/W2170146448","https://openalex.org/W4285719527","https://openalex.org/W6629001579","https://openalex.org/W6680676027"],"related_works":["https://openalex.org/W2156889353","https://openalex.org/W2158102958","https://openalex.org/W2063218608","https://openalex.org/W4386105885","https://openalex.org/W2028757524","https://openalex.org/W2947282851","https://openalex.org/W3043037362","https://openalex.org/W2499029474","https://openalex.org/W4239790437","https://openalex.org/W2776636962"],"abstract_inverted_index":{"Bag":[0],"of":[1,14,29,41,71,82,91,98,106],"visual":[2,15,30,33,37,73,84],"words":[3,16,38,85],"approach":[4,121],"for":[5,47,122],"image":[6,60,77,93,100],"retrieval":[7,61],"does":[8],"not":[9],"exploit":[10],"the":[11,24,67,80,92,99,119,123],"spatial":[12,25,42,68],"distribution":[13,26],"in":[17,75,86,113],"an":[18,76],"image.":[19],"Previous":[20],"attempts":[21],"to":[22,102],"incorporate":[23],"include":[27],"modification":[28],"vocabulary":[31],"using":[32],"phrases":[34],"along":[35,78],"with":[36,79],"and":[39],"use":[40],"pyramid":[43],"matching":[44],"(SPM)":[45],"techniques":[46],"comparing":[48],"two":[49],"images.":[50],"This":[51],"paper":[52],"proposes":[53],"a":[54,72,87,103,110],"novel":[55],"extended":[56],"vector":[57],"space":[58],"based":[59],"technique":[62],"which":[63],"takes":[64],"into":[65],"account":[66],"occurrence":[69],"(context)":[70],"word":[74],"co-occurrence":[81],"other":[83],"pre-defined":[88],"region":[89],"(block)":[90],"obtained":[94],"by":[95],"quadtree":[96],"decomposition":[97],"up":[101],"fixed":[104],"level":[105],"resolution.":[107],"Experiments":[108],"show":[109],"19.22%":[111],"increase":[112],"Mean":[114],"Average":[115],"Precision":[116],"(MAP)":[117],"over":[118],"BoW":[120],"Caltech":[124],"101":[125],"database.":[126]},"counts_by_year":[{"year":2020,"cited_by_count":2},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}