{"id":"https://openalex.org/W4403221692","doi":"https://doi.org/10.1145/3640457.3688110","title":"Repeated Padding for Sequential Recommendation","display_name":"Repeated Padding for Sequential Recommendation","publication_year":2024,"publication_date":"2024-10-08","ids":{"openalex":"https://openalex.org/W4403221692","doi":"https://doi.org/10.1145/3640457.3688110"},"language":"en","primary_location":{"id":"doi:10.1145/3640457.3688110","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3640457.3688110","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3640457.3688110","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"18th ACM Conference on Recommender Systems","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3640457.3688110","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016937043","display_name":"Yizhou Dang","orcid":"https://orcid.org/0000-0002-7402-4553"},"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":true,"raw_author_name":"Yizhou Dang","raw_affiliation_strings":["Software College, Northeastern University, China"],"affiliations":[{"raw_affiliation_string":"Software College, Northeastern University, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083156764","display_name":"Yuting Liu","orcid":"https://orcid.org/0000-0002-0774-0007"},"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":"Yuting Liu","raw_affiliation_strings":["Software College, Northeastern University, China"],"affiliations":[{"raw_affiliation_string":"Software College, Northeastern University, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086494876","display_name":"Enneng Yang","orcid":"https://orcid.org/0000-0001-5419-5286"},"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":"Enneng Yang","raw_affiliation_strings":["Software College, Northeastern University, China"],"affiliations":[{"raw_affiliation_string":"Software College, Northeastern University, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007061198","display_name":"Guibing Guo","orcid":"https://orcid.org/0000-0002-1709-5056"},"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":"Guibing Guo","raw_affiliation_strings":["Software College, Northeastern University, China"],"affiliations":[{"raw_affiliation_string":"Software College, Northeastern University, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055317343","display_name":"Linying Jiang","orcid":"https://orcid.org/0000-0001-7492-0473"},"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":"Linying Jiang","raw_affiliation_strings":["Software College, Northeastern University, China"],"affiliations":[{"raw_affiliation_string":"Software College, Northeastern University, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100326915","display_name":"Xingwei Wang","orcid":"https://orcid.org/0000-0003-2856-4716"},"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":"Xingwei Wang","raw_affiliation_strings":["School of Computer Science and Engineering, Northeastern University, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Northeastern University, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000544808","display_name":"Jianzhe Zhao","orcid":"https://orcid.org/0000-0003-4492-5075"},"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":"Jianzhe Zhao","raw_affiliation_strings":["Software College, Northeastern University, China"],"affiliations":[{"raw_affiliation_string":"Software College, Northeastern University, China","institution_ids":["https://openalex.org/I9224756"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5016937043"],"corresponding_institution_ids":["https://openalex.org/I9224756"],"apc_list":null,"apc_paid":null,"fwci":7.6025,"has_fulltext":true,"cited_by_count":10,"citation_normalized_percentile":{"value":0.97281694,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"497","last_page":"506"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":1.0,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9944000244140625,"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/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/padding","display_name":"Padding","score":0.9384955167770386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7153704166412354},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.2636273503303528}],"concepts":[{"id":"https://openalex.org/C165435473","wikidata":"https://www.wikidata.org/wiki/Q1509884","display_name":"Padding","level":2,"score":0.9384955167770386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7153704166412354},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2636273503303528}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3640457.3688110","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3640457.3688110","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3640457.3688110","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"18th ACM Conference on Recommender Systems","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3640457.3688110","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3640457.3688110","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3640457.3688110","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"18th ACM Conference on Recommender Systems","raw_type":"proceedings-article"},"sustainable_development_goals":[{"score":0.4699999988079071,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"awards":[{"id":"https://openalex.org/G1231421488","display_name":null,"funder_award_id":"under","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2376276132","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G2551476765","display_name":null,"funder_award_id":"62032013","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4416569672","display_name":null,"funder_award_id":"2032013","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4833408713","display_name":null,"funder_award_id":"31700","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5760752404","display_name":null,"funder_award_id":"Projects","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G655555988","display_name":null,"funder_award_id":"N2317002","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G7726157001","display_name":null,"funder_award_id":"Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7836423780","display_name":null,"funder_award_id":"Liaoning","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8502704631","display_name":null,"funder_award_id":"317002","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8951484681","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4403221692.pdf","grobid_xml":"https://content.openalex.org/works/W4403221692.grobid-xml"},"referenced_works_count":23,"referenced_works":["https://openalex.org/W1991418309","https://openalex.org/W2131774270","https://openalex.org/W2171279286","https://openalex.org/W2469952266","https://openalex.org/W2783272285","https://openalex.org/W2902040508","https://openalex.org/W2963367478","https://openalex.org/W2964044287","https://openalex.org/W2964296635","https://openalex.org/W2964352502","https://openalex.org/W2984100107","https://openalex.org/W3081170586","https://openalex.org/W3133849783","https://openalex.org/W3153754021","https://openalex.org/W3156844209","https://openalex.org/W4220974940","https://openalex.org/W4224313789","https://openalex.org/W4224315226","https://openalex.org/W4367046880","https://openalex.org/W4382240261","https://openalex.org/W4387757693","https://openalex.org/W4387846259","https://openalex.org/W4387846486"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2142641794","https://openalex.org/W4384947563","https://openalex.org/W2946726629","https://openalex.org/W4231428344","https://openalex.org/W4322753435","https://openalex.org/W4243974052","https://openalex.org/W4315882065","https://openalex.org/W4244331477"],"abstract_inverted_index":{"Sequential":[0],"recommendation":[1,96],"aims":[2],"to":[3,43,86,109],"provide":[4],"users":[5],"with":[6],"personalized":[7],"suggestions":[8],"based":[9],"on":[10],"their":[11],"historical":[12],"interactions.":[13],"When":[14],"training":[15,41,114],"sequential":[16],"models,":[17],"padding":[18,64,82,106],"is":[19,59,74],"a":[20,87],"widely":[21],"adopted":[22],"technique":[23],"for":[24],"two":[25],"main":[26],"reasons:":[27],"1)":[28],"The":[29,55],"vast":[30],"majority":[31],"of":[32],"models":[33],"can":[34],"only":[35],"handle":[36],"fixed-length":[37],"sequences;":[38],"2)":[39],"Batch-based":[40],"needs":[42],"ensure":[44],"that":[45,89],"the":[46,52,63,70,77,95],"sequences":[47],"in":[48,76,94],"each":[49],"batch":[50],"have":[51],"same":[53],"length.":[54],"special":[56],"value":[57],"0":[58],"usually":[60],"used":[61],"as":[62],"content,":[65],"which":[66],"does":[67],"not":[68],"contain":[69],"actual":[71],"information":[72],"and":[73,113],"ignored":[75],"model":[78,111],"calculations.":[79],"This":[80],"common-sense":[81],"strategy":[83],"leads":[84],"us":[85],"problem":[88],"has":[90],"never":[91],"been":[92],"explored":[93],"field:":[97],"Can":[98],"we":[99],"utilize":[100],"this":[101],"idle":[102],"input":[103],"space":[104],"by":[105],"other":[107],"content":[108],"improve":[110],"performance":[112],"efficiency":[115],"further?":[116]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":6}],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2025-10-10T00:00:00"}