{"id":"https://openalex.org/W3046101244","doi":"https://doi.org/10.1109/icpr48806.2021.9412563","title":"Reducing-Over-Time Tree for Event-based Data","display_name":"Reducing-Over-Time Tree for Event-based Data","publication_year":2021,"publication_date":"2021-01-10","ids":{"openalex":"https://openalex.org/W3046101244","doi":"https://doi.org/10.1109/icpr48806.2021.9412563","mag":"3046101244"},"language":"en","primary_location":{"id":"doi:10.1109/icpr48806.2021.9412563","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr48806.2021.9412563","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 25th International Conference on Pattern Recognition (ICPR)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://pure.ulster.ac.uk/en/publications/c74d5bd1-626a-4a28-a124-57de4deaa962","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5055619368","display_name":"Shane Harrigan","orcid":"https://orcid.org/0000-0002-1702-2818"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Shane Harrigan","raw_affiliation_strings":["School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070227862","display_name":"Sonya Coleman","orcid":"https://orcid.org/0000-0002-4676-7640"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Sonya Coleman","raw_affiliation_strings":["School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015138346","display_name":"Dermot Kerr","orcid":"https://orcid.org/0000-0002-5077-0658"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Dermot Kerr","raw_affiliation_strings":["School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052517164","display_name":"Pratheepan Yogarajah","orcid":"https://orcid.org/0000-0002-4586-7228"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Pratheepan Yogarajah","raw_affiliation_strings":["School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing, Engineering and Intelligent Systems, Ulster University, Northern Ireland, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064687463","display_name":"Zheng Fang","orcid":"https://orcid.org/0000-0003-3887-3141"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zheng Fang","raw_affiliation_strings":["Faculty of Robot Science and Engineering, Northeastern University, Liaoning, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Robot Science and Engineering, Northeastern University, Liaoning, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000383993","display_name":"Chengdong Wu","orcid":"https://orcid.org/0000-0001-9906-5493"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chengdong Wu","raw_affiliation_strings":["Faculty of Robot Science and Engineering, Northeastern University, Liaoning, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Robot Science and Engineering, Northeastern University, Liaoning, China","institution_ids":["https://openalex.org/I9224756"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4917,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.61407326,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1765","last_page":"1772"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10036","display_name":"Advanced Neural Network Applications","score":0.9900000095367432,"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/T12611","display_name":"Neural Networks and Reservoir Computing","score":0.9900000095367432,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7901498079299927},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.7471429109573364},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.6260632276535034},{"id":"https://openalex.org/keywords/event","display_name":"Event (particle physics)","score":0.608553409576416},{"id":"https://openalex.org/keywords/binary-tree","display_name":"Binary tree","score":0.5844453573226929},{"id":"https://openalex.org/keywords/tree-structure","display_name":"Tree structure","score":0.5530253648757935},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.48283132910728455},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.46501022577285767},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.46069806814193726},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.33783388137817383},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.12459933757781982},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.0953136682510376}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7901498079299927},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.7471429109573364},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.6260632276535034},{"id":"https://openalex.org/C2779662365","wikidata":"https://www.wikidata.org/wiki/Q5416694","display_name":"Event (particle physics)","level":2,"score":0.608553409576416},{"id":"https://openalex.org/C197855036","wikidata":"https://www.wikidata.org/wiki/Q380172","display_name":"Binary tree","level":2,"score":0.5844453573226929},{"id":"https://openalex.org/C163797641","wikidata":"https://www.wikidata.org/wiki/Q2067937","display_name":"Tree structure","level":3,"score":0.5530253648757935},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.48283132910728455},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.46501022577285767},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.46069806814193726},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.33783388137817383},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.12459933757781982},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0953136682510376},{"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icpr48806.2021.9412563","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr48806.2021.9412563","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 25th International Conference on Pattern Recognition (ICPR)","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.atira.dk:openaire/c74d5bd1-626a-4a28-a124-57de4deaa962","is_oa":true,"landing_page_url":"https://pure.ulster.ac.uk/en/publications/c74d5bd1-626a-4a28-a124-57de4deaa962","pdf_url":null,"source":{"id":"https://openalex.org/S4306402454","display_name":"Ulster University Research Portal (Ulster University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I138801177","host_organization_name":"University of Ulster","host_organization_lineage":["https://openalex.org/I138801177"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Harrigan, S, Coleman, S, Kerr, D, Pratheepan, Y, Fang, Z & Wu, C 2020, Reducing-Over-Time Tree for Event-based Data. in The 25th IEEE International Conference on Pattern Recognition. The 25th IEEE International Conference on Pattern Recognition, Milan, Italy, 10/01/21.","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:openaire/c74d5bd1-626a-4a28-a124-57de4deaa962","is_oa":true,"landing_page_url":"https://pure.ulster.ac.uk/en/publications/c74d5bd1-626a-4a28-a124-57de4deaa962","pdf_url":null,"source":{"id":"https://openalex.org/S4306402454","display_name":"Ulster University Research Portal (Ulster University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I138801177","host_organization_name":"University of Ulster","host_organization_lineage":["https://openalex.org/I138801177"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Harrigan, S, Coleman, S, Kerr, D, Pratheepan, Y, Fang, Z & Wu, C 2020, Reducing-Over-Time Tree for Event-based Data. in The 25th IEEE International Conference on Pattern Recognition. The 25th IEEE International Conference on Pattern Recognition, Milan, Italy, 10/01/21.","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W206948248","https://openalex.org/W1484764436","https://openalex.org/W1807988891","https://openalex.org/W1933687796","https://openalex.org/W1967377294","https://openalex.org/W1983069178","https://openalex.org/W2007339694","https://openalex.org/W2011937936","https://openalex.org/W2014673260","https://openalex.org/W2015426337","https://openalex.org/W2016574277","https://openalex.org/W2021615496","https://openalex.org/W2064739871","https://openalex.org/W2132117478","https://openalex.org/W2146037576","https://openalex.org/W2149211411","https://openalex.org/W2207801947","https://openalex.org/W2240716246","https://openalex.org/W2506323698","https://openalex.org/W2563042993","https://openalex.org/W2567239141","https://openalex.org/W2619510810","https://openalex.org/W2765979150","https://openalex.org/W2796402180","https://openalex.org/W2805087868","https://openalex.org/W2809732489","https://openalex.org/W2898323475","https://openalex.org/W2947930228","https://openalex.org/W2962804204","https://openalex.org/W2963144106","https://openalex.org/W2966174534","https://openalex.org/W2971756541","https://openalex.org/W2973252366","https://openalex.org/W2981539886","https://openalex.org/W2992384714","https://openalex.org/W3010268791","https://openalex.org/W3102178346","https://openalex.org/W3118608800","https://openalex.org/W3122190729","https://openalex.org/W4226051885","https://openalex.org/W4230399697","https://openalex.org/W6787972765"],"related_works":["https://openalex.org/W4285312748","https://openalex.org/W3203767529","https://openalex.org/W2157743338","https://openalex.org/W2902549273","https://openalex.org/W2981001626","https://openalex.org/W2093885745","https://openalex.org/W2357738827","https://openalex.org/W1966383678","https://openalex.org/W2067642082","https://openalex.org/W1979994068"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,70],"novel":[4],"Reducing-Over-Time":[5],"(ROT)":[6],"binary":[7],"tree":[8,18,37],"structure":[9,38],"for":[10],"event-based":[11,77],"vision":[12,78],"data":[13],"and":[14,32,54,86],"subtypes":[15],"of":[16,29,35,83,92],"the":[17,30,36,66,93],"structure.":[19],"A":[20],"framework":[21,45,68],"is":[22,46,56,73,87],"presented":[23],"using":[24,62],"ROT,":[25],"that":[26],"takes":[27],"advantage":[28],"self-balancing":[31],"self-pruning":[33],"nature":[34],"to":[39,89],"extract":[40],"spatial-temporal":[41],"information.":[42],"The":[43],"ROT":[44,67],"paired":[47],"with":[48,75],"an":[49],"established":[50],"motion":[51],"classification":[52],"technique":[53],"performance":[55],"evaluated":[57],"against":[58],"other":[59,76],"state-of-the-art":[60],"techniques":[61],"four":[63],"datasets.":[64],"Additionally,":[65],"as":[69],"processing":[71,79],"platform":[72],"compared":[74],"platforms":[80,97],"in":[81],"terms":[82],"memory":[84,95],"usage":[85],"found":[88],"be":[90],"one":[91],"most":[94],"efficient":[96],"available.":[98]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-02-11T14:41:00.668223","created_date":"2025-10-10T00:00:00"}
