{"id":"https://openalex.org/W4408351879","doi":"https://doi.org/10.1109/icassp49660.2025.10890140","title":"Adaptive Spatiotemporal Augmentation for Improving Dynamic Graph Learning","display_name":"Adaptive Spatiotemporal Augmentation for Improving Dynamic Graph Learning","publication_year":2025,"publication_date":"2025-03-12","ids":{"openalex":"https://openalex.org/W4408351879","doi":"https://doi.org/10.1109/icassp49660.2025.10890140"},"language":"en","primary_location":{"id":"doi:10.1109/icassp49660.2025.10890140","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10890140","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5101451212","display_name":"Xu Chu","orcid":"https://orcid.org/0000-0002-0520-7196"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Chu","raw_affiliation_strings":["Peking University,School of Software and Microelectronics,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,School of Software and Microelectronics,Beijing,China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019050338","display_name":"Hanlin Xue","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hanlin Xue","raw_affiliation_strings":["Peking University,School of Software and Microelectronics,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,School of Software and Microelectronics,Beijing,China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009948418","display_name":"Bingce Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bingce Wang","raw_affiliation_strings":["Peking University,School of Software and Microelectronics,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,School of Software and Microelectronics,Beijing,China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100405230","display_name":"Xiaoyang Liu","orcid":"https://orcid.org/0000-0002-8619-0356"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoyang Liu","raw_affiliation_strings":["University of Science and Technology of China,EEIS Department,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,EEIS Department,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100415568","display_name":"Weiping Li","orcid":"https://orcid.org/0000-0003-3750-1653"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiping Li","raw_affiliation_strings":["Peking University,School of Software and Microelectronics,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,School of Software and Microelectronics,Beijing,China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059356240","display_name":"Tong Mo","orcid":"https://orcid.org/0000-0002-3564-4610"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tong Mo","raw_affiliation_strings":["Peking University,School of Software and Microelectronics,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,School of Software and Microelectronics,Beijing,China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111276917","display_name":"Tuoyu Feng","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tuoyu Feng","raw_affiliation_strings":["Peking University,School of Software and Microelectronics,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,School of Software and Microelectronics,Beijing,China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042812101","display_name":"Zhijie Tan","orcid":"https://orcid.org/0000-0003-4934-1001"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhijie Tan","raw_affiliation_strings":["Peking University,School of Software and Microelectronics,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,School of Software and Microelectronics,Beijing,China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.7588,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.85558857,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","score":0.9592000246047974,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9592000246047974,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9535999894142151,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11122","display_name":"Online Learning and Analytics","score":0.9264000058174133,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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":0.7543200254440308},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.49995923042297363},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.2663416266441345}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7543200254440308},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.49995923042297363},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.2663416266441345}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp49660.2025.10890140","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10890140","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W2565330852","https://openalex.org/W2751630302","https://openalex.org/W2788708648","https://openalex.org/W2964811671","https://openalex.org/W2998116985","https://openalex.org/W3035739162","https://openalex.org/W3095746859","https://openalex.org/W3210361503","https://openalex.org/W4290877727","https://openalex.org/W4307171272","https://openalex.org/W4308241866","https://openalex.org/W4382449740","https://openalex.org/W4385567578","https://openalex.org/W4386804451","https://openalex.org/W4387846295","https://openalex.org/W4389611862","https://openalex.org/W4399423533","https://openalex.org/W4401857340","https://openalex.org/W6637249614","https://openalex.org/W6668627878","https://openalex.org/W6683289300","https://openalex.org/W6688215957","https://openalex.org/W6726873649","https://openalex.org/W6733273589","https://openalex.org/W6761150088","https://openalex.org/W6776137863","https://openalex.org/W6781932242","https://openalex.org/W6803716805","https://openalex.org/W6846667228","https://openalex.org/W6847416112"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Dynamic":[0],"graph":[1,81,90,133],"augmentation":[2,134],"is":[3],"used":[4,99],"to":[5,46,67,100],"improve":[6],"the":[7,47,102],"performance":[8],"of":[9,104],"dynamic":[10,120,132],"GNNs.":[11],"Most":[12],"methods":[13,135],"assume":[14],"temporal":[15,29],"locality,":[16],"meaning":[17],"that":[18,128],"recent":[19,38],"edges":[20,32,39,70],"are":[21,98],"more":[22],"influential":[23],"than":[24],"earlier":[25,42],"edges.":[26],"However,":[27],"for":[28,119],"changes":[30],"in":[31,71,136],"caused":[33],"by":[34],"random":[35,96],"noise,":[36],"overemphasizing":[37],"while":[40],"neglecting":[41],"ones":[43],"may":[44],"lead":[45],"model":[48],"capturing":[49],"noise.":[50],"To":[51],"address":[52],"this":[53],"issue,":[54],"we":[55],"propose":[56],"STAA":[57,63,129],"(SpatioTemporal":[58],"Activity-Aware":[59],"Random":[60],"Walk":[61],"Diffusion).":[62],"identifies":[64],"nodes":[65],"likely":[66],"have":[68],"noisy":[69,105],"spatiotemporal":[72,112],"dimensions.":[73],"Spatially,":[74],"it":[75,85],"analyzes":[76,86],"critical":[77],"topological":[78],"positions":[79],"through":[80,89],"wavelet":[82,91],"coefficients.":[83],"Temporally,":[84],"edge":[87],"evolution":[88],"coefficient":[92],"change":[93],"rates.":[94],"Then,":[95],"walks":[97],"reduce":[101],"weights":[103],"edges,":[106],"deriving":[107],"a":[108],"diffusion":[109],"matrix":[110,118],"containing":[111],"information":[113],"as":[114],"an":[115],"augmented":[116],"adjacency":[117],"GNN":[121],"learning.":[122],"Experiments":[123],"on":[124],"multiple":[125],"datasets":[126],"show":[127],"outperforms":[130],"other":[131],"node":[137],"classification":[138],"and":[139],"link":[140],"prediction":[141],"tasks.":[142]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}