{"id":"https://openalex.org/W2185946050","doi":null,"title":"Objects from Animacy: Discovery in Joint Shape and Haar Feature Space","display_name":"Objects from Animacy: Discovery in Joint Shape and Haar Feature Space","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W2185946050","mag":"2185946050"},"language":"en","primary_location":{"id":"mag:2185946050","doi":null,"is_oa":false,"landing_page_url":"http://ieeexplore.ieee.org/iel5/4756033/4756034/04756142.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"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":null,"display_name":"S. Nandi","orcid":"https://orcid.org/0000-0002-7411-3652","observed_orcids":["https://orcid.org/0000-0002-7411-3652"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. Nandi","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-7411-3652","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041308578","display_name":"Prithwijit Guha","orcid":"https://orcid.org/0000-0003-2885-0026","observed_orcids":["https://orcid.org/0000-0003-2885-0026"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Prithwijit Guha","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-2885-0026","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5103512058","display_name":"K. Subramanian Venkatesh","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. S. Venkatesh","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9984999895095825,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9984999895095825,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.0003000000142492354,"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/T11099","display_name":"Autonomous Vehicle Technology and Safety","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/shape-features","display_name":"shape features","score":0.5529999732971191},{"id":"https://openalex.org/keywords/haar-like-features","display_name":"Haar-like features","score":0.9739999771118164},{"id":"https://openalex.org/keywords/unsupervised-clustering","display_name":"unsupervised clustering","score":0.7179999947547913},{"id":"https://openalex.org/keywords/object-tracking","display_name":"object tracking","score":0.7919999957084656},{"id":"https://openalex.org/keywords/occlusion-handling","display_name":"occlusion handling","score":0.7789999842643738},{"id":"https://openalex.org/keywords/bhattacharyya-distance","display_name":"Bhattacharyya distance","score":0.9020000100135803}],"concepts":[{"id":"https://openalex.org/C2778589607","wikidata":"https://www.wikidata.org/wiki/Q1250335","display_name":"Animacy","level":2,"score":0.7104024887084961},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.698455810546875},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6946147084236145},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.6423737406730652},{"id":"https://openalex.org/C94124525","wikidata":"https://www.wikidata.org/wiki/Q912550","display_name":"Categorization","level":2,"score":0.5854918956756592},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5795786380767822},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5725451707839966},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5626564621925354},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.4978799819946289},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.46237751841545105},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.4613829255104065},{"id":"https://openalex.org/C207390915","wikidata":"https://www.wikidata.org/wiki/Q1230525","display_name":"Divergence (linguistics)","level":2,"score":0.42786964774131775},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.41896528005599976},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4082051217556},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3914729654788971},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.10429185628890991},{"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2185946050","doi":null,"is_oa":false,"landing_page_url":"http://ieeexplore.ieee.org/iel5/4756033/4756034/04756142.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"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":16,"referenced_works":["https://openalex.org/W1673310716","https://openalex.org/W1677409904","https://openalex.org/W1758770588","https://openalex.org/W2104671481","https://openalex.org/W2130293653","https://openalex.org/W2131344117","https://openalex.org/W2132103241","https://openalex.org/W2143343451","https://openalex.org/W2145073242","https://openalex.org/W2151103935","https://openalex.org/W2154422044","https://openalex.org/W2159680539","https://openalex.org/W2160225842","https://openalex.org/W2542948696","https://openalex.org/W3097096317","https://openalex.org/W4239510810"],"related_works":["https://openalex.org/W2017222882","https://openalex.org/W3154169573","https://openalex.org/W7100867304","https://openalex.org/W2932394796","https://openalex.org/W1996309403","https://openalex.org/W2189093337","https://openalex.org/W7097784609","https://openalex.org/W2943023490","https://openalex.org/W7101092844","https://openalex.org/W7095854727"],"abstract_inverted_index":{"We":[0],"propose":[1],"that":[2,26,103],"appearance":[3,58,120],"descriptors":[4,25,102],"derived":[5],"from":[6,108],"the":[7,19,57,68,74,81,101,125,134,186],"complete":[8],"animacy":[9],"of":[10,21,31,53,70,73,100,105,127,136,176,180,185],"an":[11,22,39,149],"object":[12,23,40,82,143,164],"during":[13],"its":[14,32,36],"scene":[15],"presence":[16],"more":[17],"comprehensivelycapture":[18],"essence":[20],"than":[24],"merely":[27],"encode":[28],"uncorrelated":[29],"sets":[30],"instantaneous":[33],"appearances.":[34],"During":[35],"frame":[37],"presence,":[38],"presents":[41],"itself":[42],"in":[43,56,148],"many":[44],"poses":[45],"with":[46,158],"differing":[47],"frequencies,":[48],"thus":[49],"generating":[50],"multiple":[51],"modes":[52],"varying":[54],"strengths":[55],"feature":[59,112],"space.":[60],"Further,":[61],"we":[62],"utilize":[63],"tracking":[64],"information":[65],"to":[66,118,124],"extract":[67],"set":[69],"all":[71],"appearances":[72],"object,":[75],"while":[76],"excluding":[77],"those":[78],"intervals":[79],"where":[80],"is":[83],"partly":[84],"or":[85,91],"fully":[86],"occluded":[87],"by":[88,152],"other":[89],"objects":[90,181],"background":[92],"entities.":[93],"This":[94],"allows":[95],"for":[96],"completely":[97],"unsupervised":[98,150],"computation":[99],"consist":[104],"time-indexed":[106],"vectors":[107],"shape":[109,138],"and":[110,139],"Haar":[111,140],"templates":[113],"which":[114],"are":[115,145],"then":[116],"clustered":[117,146],"obtain":[119],"modes.":[121],"These":[122,142],"lead":[123],"construction":[126],"object-animacy":[128],"models":[129,144],"as":[130],"probability":[131],"distributions":[132],"over":[133],"space":[135],"co-occurrent":[137],"templates.":[141],"further":[147],"manner":[151],"using":[153],"different":[154],"spatial":[155],"clustering":[156],"algorithms":[157],"a":[159,177],"Bhattacharya":[160],"distance":[161],"metric":[162],"between":[163],"models.":[165],"Unsupervised":[166],"categorization":[167],"results":[168],"on":[169],"simple":[170],"(PETS2000)and":[171],"complex":[172],"traffic":[173],"scenes":[174],"consisting":[175],"wide":[178],"variety":[179],"show":[182],"robust":[183],"performance":[184],"proposed":[187],"approach.":[188]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2016-06-24T00:00:00"}