{"id":"https://openalex.org/W3216643861","doi":"https://doi.org/10.1145/3465057","title":"Deep Siamese Metric Learning: A Highly Scalable Approach to Searching Unordered Sets of Trajectories","display_name":"Deep Siamese Metric Learning: A Highly Scalable Approach to Searching Unordered Sets of Trajectories","publication_year":2021,"publication_date":"2021-11-29","ids":{"openalex":"https://openalex.org/W3216643861","doi":"https://doi.org/10.1145/3465057","mag":"3216643861"},"language":"en","primary_location":{"id":"doi:10.1145/3465057","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3465057","pdf_url":null,"source":{"id":"https://openalex.org/S2492086750","display_name":"ACM Transactions on Intelligent Systems and Technology","issn_l":"2157-6904","issn":["2157-6904","2157-6912"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Intelligent Systems and Technology","raw_type":"journal-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/A5085492107","display_name":"Christoffer L\u00f6ffler","orcid":"https://orcid.org/0000-0003-1834-8323"},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]},{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Christoffer L\u00f6ffler","raw_affiliation_strings":["Fraunhofer IIS, Germany and Friedrich-Alexander-University Erlangen-N\u00fcrnberg (FAU), Erlangen, Germany"],"raw_orcid":"https://orcid.org/0000-0003-1834-8323","affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Germany and Friedrich-Alexander-University Erlangen-N\u00fcrnberg (FAU), Erlangen, Germany","institution_ids":["https://openalex.org/I181369854","https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030396647","display_name":"Luca Reeb","orcid":null},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]},{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Luca Reeb","raw_affiliation_strings":["Fraunhofer IIS, Germany and Friedrich-Alexander-University Erlangen-N\u00fcrnberg (FAU), Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Germany and Friedrich-Alexander-University Erlangen-N\u00fcrnberg (FAU), Erlangen, Germany","institution_ids":["https://openalex.org/I181369854","https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014038396","display_name":"Daniel Dzibela","orcid":null},"institutions":[{"id":"https://openalex.org/I4210114863","display_name":"Fraunhofer Center for Applied Research on Supply Chain Services","ror":"https://ror.org/0263r2546","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210114863","https://openalex.org/I4210124274","https://openalex.org/I4923324"]},{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Daniel Dzibela","raw_affiliation_strings":["Fraunhofer IIS, Nuremberg, Bavaria, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Nuremberg, Bavaria, Germany","institution_ids":["https://openalex.org/I4210114863","https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044444537","display_name":"Robert Marzilger","orcid":"https://orcid.org/0000-0002-1909-0160"},"institutions":[{"id":"https://openalex.org/I4210114863","display_name":"Fraunhofer Center for Applied Research on Supply Chain Services","ror":"https://ror.org/0263r2546","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210114863","https://openalex.org/I4210124274","https://openalex.org/I4923324"]},{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Robert Marzilger","raw_affiliation_strings":["Fraunhofer IIS, Nuremberg, Bavaria, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Nuremberg, Bavaria, Germany","institution_ids":["https://openalex.org/I4210114863","https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059438766","display_name":"Nicolas Witt","orcid":null},"institutions":[{"id":"https://openalex.org/I4210114863","display_name":"Fraunhofer Center for Applied Research on Supply Chain Services","ror":"https://ror.org/0263r2546","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210114863","https://openalex.org/I4210124274","https://openalex.org/I4923324"]},{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Nicolas Witt","raw_affiliation_strings":["Fraunhofer IIS, Nuremberg, Bavaria, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Nuremberg, Bavaria, Germany","institution_ids":["https://openalex.org/I4210114863","https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014144494","display_name":"Bjoern M. Eskofier","orcid":"https://orcid.org/0000-0002-0417-0336"},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Bj\u00f6rn M. Eskofier","raw_affiliation_strings":["Friedrich-Alexander-University Erlangen-Nuremberg (FAU), Erlangen, Bavaria, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Friedrich-Alexander-University Erlangen-Nuremberg (FAU), Erlangen, Bavaria, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023277657","display_name":"Christopher Mutschler","orcid":"https://orcid.org/0000-0001-8108-0230"},"institutions":[{"id":"https://openalex.org/I4210114863","display_name":"Fraunhofer Center for Applied Research on Supply Chain Services","ror":"https://ror.org/0263r2546","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210114863","https://openalex.org/I4210124274","https://openalex.org/I4923324"]},{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Christopher Mutschler","raw_affiliation_strings":["Fraunhofer IIS, Nuremberg, Bavaria, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Nuremberg, Bavaria, Germany","institution_ids":["https://openalex.org/I4210114863","https://openalex.org/I4210124274"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5822,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.6949404,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"13","issue":"1","first_page":"1","last_page":"23"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10812","display_name":"Human Pose and Action Recognition","score":0.9957000017166138,"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/T10812","display_name":"Human Pose and Action Recognition","score":0.9957000017166138,"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/T11309","display_name":"Music and Audio Processing","score":0.9929999709129333,"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/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9908000230789185,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8606901168823242},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.7235647439956665},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.6667237877845764},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6518770456314087},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6028174161911011},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5968191623687744},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.5159774422645569},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.506424069404602},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.5029043555259705},{"id":"https://openalex.org/keywords/convolutional-neural-network","display_name":"Convolutional neural network","score":0.48405829071998596},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.46318602561950684},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.33315861225128174}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8606901168823242},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.7235647439956665},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.6667237877845764},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6518770456314087},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6028174161911011},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5968191623687744},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.5159774422645569},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.506424069404602},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5029043555259705},{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.48405829071998596},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.46318602561950684},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.33315861225128174},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"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/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3465057","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3465057","pdf_url":null,"source":{"id":"https://openalex.org/S2492086750","display_name":"ACM Transactions on Intelligent Systems and Technology","issn_l":"2157-6904","issn":["2157-6904","2157-6912"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Intelligent Systems and Technology","raw_type":"journal-article"},{"id":"pmh:oai:null:publica/429609","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/429609","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"journal article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W2059096325","https://openalex.org/W2061101703","https://openalex.org/W2064675550","https://openalex.org/W2126194848","https://openalex.org/W2147880780","https://openalex.org/W2194775991","https://openalex.org/W2222512263","https://openalex.org/W2296675535","https://openalex.org/W2300952257","https://openalex.org/W2397354443","https://openalex.org/W2397516925","https://openalex.org/W2545266867","https://openalex.org/W2593071539","https://openalex.org/W2603947633","https://openalex.org/W2762002323","https://openalex.org/W2775142073","https://openalex.org/W2792764867","https://openalex.org/W2805072236","https://openalex.org/W2809495756","https://openalex.org/W2888134386","https://openalex.org/W2889326414","https://openalex.org/W2909204112","https://openalex.org/W2913678550","https://openalex.org/W2921429506","https://openalex.org/W2952559136","https://openalex.org/W2965914233","https://openalex.org/W2970641574","https://openalex.org/W2982763192","https://openalex.org/W2991230279","https://openalex.org/W3034321894","https://openalex.org/W3040201193","https://openalex.org/W3047381811","https://openalex.org/W3081481768","https://openalex.org/W3096609285","https://openalex.org/W6697249929"],"related_works":["https://openalex.org/W3162204513","https://openalex.org/W1941703695","https://openalex.org/W4293226380","https://openalex.org/W3131574667","https://openalex.org/W4323768008","https://openalex.org/W4248382324","https://openalex.org/W2371138613","https://openalex.org/W4360995134","https://openalex.org/W2048963458","https://openalex.org/W2075445622"],"abstract_inverted_index":{"This":[0],"work":[1],"proposes":[2],"metric":[3],"learning":[4,24,67],"for":[5,112],"fast":[6],"similarity-based":[7],"scene":[8],"retrieval":[9,120],"of":[10,13,81,131],"unstructured":[11],"ensembles":[12],"trajectory":[14],"data":[15,90],"from":[16,68],"large":[17],"databases.":[18],"We":[19],"present":[20],"a":[21,32,53,62],"novel":[22],"representation":[23,36],"approach":[25],"using":[26],"Siamese":[27],"Metric":[28],"Learning":[29],"that":[30,38,58,126],"approximates":[31],"distance":[33],"preserving":[34],"low-dimensional":[35],"and":[37,96,104,115],"learns":[39],"to":[40,44,65,72,74],"estimate":[41],"reasonable":[42],"solutions":[43,73],"the":[45,75,116,132],"assignment":[46,76],"problem.":[47],"To":[48],"this":[49],"end,":[50],"we":[51,59,127],"employ":[52],"Temporal":[54],"Convolutional":[55],"Network":[56],"architecture":[57],"extend":[60],"with":[61,119],"gating":[63],"mechanism":[64],"enable":[66],"sparse":[69],"data,":[70],"leading":[71],"problem":[77],"exhibiting":[78],"varying":[79],"degrees":[80],"sparsity.":[82],"Our":[83,108],"experimental":[84],"results":[85],"on":[86,93,101],"professional":[87],"soccer":[88],"tracking":[89],"provides":[91],"insights":[92],"learned":[94,113],"features":[95],"embeddings,":[97],"as":[98,100],"well":[99],"generalization,":[102],"sensitivity,":[103],"network":[105],"architectural":[106],"considerations.":[107],"low":[109],"approximation":[110],"errors":[111],"representations":[114],"interactive":[117],"performance":[118],"times":[121],"several":[122],"magnitudes":[123],"smaller":[124],"shows":[125],"outperform":[128],"previous":[129],"state":[130],"art.":[133]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2022,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
