{"id":"https://openalex.org/W2074134719","doi":"https://doi.org/10.1109/avss.2014.6918693","title":"Multi-task learning with over-sampled time-series representation of a trajectory for traffic motion pattern recognition","display_name":"Multi-task learning with over-sampled time-series representation of a trajectory for traffic motion pattern recognition","publication_year":2014,"publication_date":"2014-08-01","ids":{"openalex":"https://openalex.org/W2074134719","doi":"https://doi.org/10.1109/avss.2014.6918693","mag":"2074134719"},"language":"en","primary_location":{"id":"doi:10.1109/avss.2014.6918693","is_oa":false,"landing_page_url":"https://doi.org/10.1109/avss.2014.6918693","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 11th IEEE International Conference on Advanced Video and Signal Based Surveillance (AVSS)","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/A5014386788","display_name":"Tushar Sandhan","orcid":null},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Tushar Sandhan","raw_affiliation_strings":["Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107002313","display_name":"Youngjoon Yoo","orcid":"https://orcid.org/0009-0000-8778-5573"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Youngjoon Yoo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010494348","display_name":"Hanjoo Yoo","orcid":null},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hanjoo Yoo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003220288","display_name":"Sangdoo Yun","orcid":"https://orcid.org/0000-0002-0417-8450"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sangdoo Yun","raw_affiliation_strings":["Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044484868","display_name":"Moonsub Byeon","orcid":null},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Moonsub Byeon","raw_affiliation_strings":["Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, ASRI Seoul National University, Seoul 151-744, Republic of Korea","institution_ids":["https://openalex.org/I139264467"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5014386788"],"corresponding_institution_ids":["https://openalex.org/I139264467"],"apc_list":null,"apc_paid":null,"fwci":2.4541,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.9087676,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"349","last_page":"354"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9968000054359436,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9951000213623047,"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":0.7610657215118408},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7096725106239319},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.688227653503418},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.6513593792915344},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5841817259788513},{"id":"https://openalex.org/keywords/feature-learning","display_name":"Feature learning","score":0.5104319453239441},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5089538097381592},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5068517327308655},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.49659472703933716},{"id":"https://openalex.org/keywords/oversampling","display_name":"Oversampling","score":0.4841952621936798},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.46333491802215576},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.4522859752178192},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4316047728061676},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10484632849693298}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7610657215118408},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7096725106239319},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.688227653503418},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.6513593792915344},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5841817259788513},{"id":"https://openalex.org/C59404180","wikidata":"https://www.wikidata.org/wiki/Q17013334","display_name":"Feature learning","level":2,"score":0.5104319453239441},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5089538097381592},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5068517327308655},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.49659472703933716},{"id":"https://openalex.org/C197323446","wikidata":"https://www.wikidata.org/wiki/Q331222","display_name":"Oversampling","level":3,"score":0.4841952621936798},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.46333491802215576},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.4522859752178192},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4316047728061676},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10484632849693298},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/avss.2014.6918693","is_oa":false,"landing_page_url":"https://doi.org/10.1109/avss.2014.6918693","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 11th IEEE International Conference on Advanced Video and Signal Based Surveillance (AVSS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7200000286102295,"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1484830317","https://openalex.org/W1549386224","https://openalex.org/W1880262756","https://openalex.org/W1989961400","https://openalex.org/W2021659075","https://openalex.org/W2031365860","https://openalex.org/W2040704490","https://openalex.org/W2044151604","https://openalex.org/W2058825554","https://openalex.org/W2065180801","https://openalex.org/W2067467244","https://openalex.org/W2076959594","https://openalex.org/W2090518410","https://openalex.org/W2093796197","https://openalex.org/W2095063460","https://openalex.org/W2111918405","https://openalex.org/W2121010533","https://openalex.org/W2122361470","https://openalex.org/W2125501992","https://openalex.org/W2135562430","https://openalex.org/W2142412278","https://openalex.org/W2149021215","https://openalex.org/W2151356078","https://openalex.org/W2153635508","https://openalex.org/W2163302275","https://openalex.org/W2229855789","https://openalex.org/W2330337224","https://openalex.org/W2539222059","https://openalex.org/W4231510805","https://openalex.org/W6629027181","https://openalex.org/W6639619044","https://openalex.org/W6673243404","https://openalex.org/W6682664374","https://openalex.org/W6684149856"],"related_works":["https://openalex.org/W2766503024","https://openalex.org/W2781247653","https://openalex.org/W4206637278","https://openalex.org/W4386005305","https://openalex.org/W3082051559","https://openalex.org/W4386214543","https://openalex.org/W1969988626","https://openalex.org/W2141301039","https://openalex.org/W3173198409","https://openalex.org/W1571672972"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"an":[3],"efficient":[4],"feature":[5,31,66,95,120],"sampling":[6],"and":[7,63,91,122],"multi-task":[8],"learning":[9,125],"scheme":[10],"for":[11,42],"traffic":[12,43],"scene":[13],"analysis,":[14],"where":[15],"all":[16],"classifiers":[17],"are":[18,58],"trained":[19],"simultaneously":[20],"by":[21,33],"exploiting":[22],"the":[23,38,52,82,100,112,128],"correlations":[24],"among":[25],"different":[26],"motion":[27,113],"patterns.":[28],"We":[29],"make":[30],"descriptors":[32],"high":[34],"dimensional":[35],"embedding":[36],"of":[37,51,81,93,118,127],"time":[39],"series":[40],"data":[41,74],"pattern":[44,114],"representation.":[45],"They":[46],"preserve":[47],"detailed":[48],"spatio-temporal":[49],"information":[50],"underlying":[53],"event.":[54],"Pattern":[55],"specific":[56],"details":[57],"extracted":[59],"from":[60],"raw":[61,86],"trajectories":[62],"embedded":[64],"into":[65],"descriptors,":[67],"which":[68],"ensures":[69],"their":[70],"great":[71,109],"discriminability.":[72],"Training":[73],"scarcity":[75],"problem":[76],"is":[77],"tackled":[78],"through":[79],"amplification":[80],"patterns":[83],"hidden":[84],"in":[85,111],"trajectory":[87],"via":[88],"strategic":[89],"oversampling":[90],"employment":[92],"joint":[94,119],"selection":[96,121],"procedure":[97],"while":[98],"training":[99],"models.":[101],"Experimental":[102],"results":[103],"on":[104],"4":[105],"surveillance":[106],"datasets,":[107],"show":[108],"improvement":[110],"recognition":[115],"performance,":[116],"importance":[117],"fast":[123],"incremental":[124],"ability":[126],"proposed":[129],"framework.":[130]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
