{"id":"https://openalex.org/W2963625192","doi":"https://doi.org/10.1145/3321408.3322847","title":"Muti-behavior features based knowledge tracking using decision tree improved DKVMN","display_name":"Muti-behavior features based knowledge tracking using decision tree improved DKVMN","publication_year":2019,"publication_date":"2019-05-17","ids":{"openalex":"https://openalex.org/W2963625192","doi":"https://doi.org/10.1145/3321408.3322847","mag":"2963625192"},"language":"en","primary_location":{"id":"doi:10.1145/3321408.3322847","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3321408.3322847","pdf_url":null,"source":{"id":"https://openalex.org/S4306523950","display_name":"Proceedings of the ACM Turing Celebration Conference - China","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM Turing Celebration Conference - China","raw_type":"proceedings-article"},"type":"conference-paper","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/A5037149834","display_name":"Xia Sun","orcid":null},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xia Sun","raw_affiliation_strings":["Northwest University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northwest University, Xi'an, China","institution_ids":["https://openalex.org/I37802460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101756702","display_name":"Xu Zhao","orcid":"https://orcid.org/0000-0001-9732-5984"},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Zhao","raw_affiliation_strings":["Northwest University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northwest University, Xi'an, China","institution_ids":["https://openalex.org/I37802460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089761627","display_name":"Yuan Ma","orcid":"https://orcid.org/0000-0002-4794-5496"},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Ma","raw_affiliation_strings":["Northwest University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northwest University, Xi'an, China","institution_ids":["https://openalex.org/I37802460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061313848","display_name":"Yuan Xinrui","orcid":"https://orcid.org/0009-0007-8462-672X"},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinrui Yuan","raw_affiliation_strings":["Northwest University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northwest University, Xi'an, China","institution_ids":["https://openalex.org/I37802460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073902336","display_name":"Feijuan He","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feijuan He","raw_affiliation_strings":["Xi'an Jiaotong University City College, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Xi'an Jiaotong University City College, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071285943","display_name":"Jun Feng","orcid":"https://orcid.org/0000-0002-0706-2103"},"institutions":[{"id":"https://openalex.org/I37802460","display_name":"Northwest University","ror":"https://ror.org/00z3td547","country_code":"CN","type":"education","lineage":["https://openalex.org/I37802460"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Feng","raw_affiliation_strings":["Northwest University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northwest University, Xi'an, China","institution_ids":["https://openalex.org/I37802460"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11902","display_name":"Intelligent Tutoring Systems and Adaptive Learning","score":0.9998000264167786,"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/T11902","display_name":"Intelligent Tutoring Systems and Adaptive Learning","score":0.9998000264167786,"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/T11122","display_name":"Online Learning and Analytics","score":0.9950000047683716,"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"}},{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9406999945640564,"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":0.8088951706886292},{"id":"https://openalex.org/keywords/decision-tree","display_name":"Decision tree","score":0.6506877541542053},{"id":"https://openalex.org/keywords/tracing","display_name":"Tracing","score":0.6355335116386414},{"id":"https://openalex.org/keywords/correctness","display_name":"Correctness","score":0.6151708960533142},{"id":"https://openalex.org/keywords/educational-data-mining","display_name":"Educational data mining","score":0.6094508171081543},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.5951244831085205},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5744726061820984},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5317163467407227},{"id":"https://openalex.org/keywords/decision-tree-learning","display_name":"Decision tree learning","score":0.47212108969688416},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.4597613215446472},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.4184931218624115},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4178151488304138},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3516328036785126}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8088951706886292},{"id":"https://openalex.org/C84525736","wikidata":"https://www.wikidata.org/wiki/Q831366","display_name":"Decision tree","level":2,"score":0.6506877541542053},{"id":"https://openalex.org/C138673069","wikidata":"https://www.wikidata.org/wiki/Q322229","display_name":"Tracing","level":2,"score":0.6355335116386414},{"id":"https://openalex.org/C55439883","wikidata":"https://www.wikidata.org/wiki/Q360812","display_name":"Correctness","level":2,"score":0.6151708960533142},{"id":"https://openalex.org/C2777598771","wikidata":"https://www.wikidata.org/wiki/Q5341279","display_name":"Educational data mining","level":2,"score":0.6094508171081543},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5951244831085205},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5744726061820984},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5317163467407227},{"id":"https://openalex.org/C5481197","wikidata":"https://www.wikidata.org/wiki/Q16766476","display_name":"Decision tree learning","level":3,"score":0.47212108969688416},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.4597613215446472},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4184931218624115},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4178151488304138},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3516328036785126},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","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/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3321408.3322847","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3321408.3322847","pdf_url":null,"source":{"id":"https://openalex.org/S4306523950","display_name":"Proceedings of the ACM Turing Celebration Conference - China","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM Turing Celebration Conference - China","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.41999998688697815,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1597703949","https://openalex.org/W1891846686","https://openalex.org/W1959691478","https://openalex.org/W2015040676","https://openalex.org/W2066816090","https://openalex.org/W2117122404","https://openalex.org/W2162929365","https://openalex.org/W2163644476","https://openalex.org/W2340952835","https://openalex.org/W2559094423","https://openalex.org/W2574518178","https://openalex.org/W2577008266","https://openalex.org/W2606234010","https://openalex.org/W2766505560","https://openalex.org/W2770392263","https://openalex.org/W2797587201","https://openalex.org/W2963864707"],"related_works":["https://openalex.org/W2591672004","https://openalex.org/W1982169401","https://openalex.org/W2356463514","https://openalex.org/W4319437832","https://openalex.org/W2592385415","https://openalex.org/W4243803609","https://openalex.org/W2030894524","https://openalex.org/W1517488976","https://openalex.org/W2181773302","https://openalex.org/W2335086884"],"abstract_inverted_index":{"Knowledge":[0],"tracing":[1,45],"is":[2,11,160,232],"a":[3,12,58,185,194],"significant":[4],"research":[5],"topic":[6],"in":[7,60,114,172],"student":[8,168,195],"modeling.":[9],"It":[10],"task":[13,46],"to":[14,41,103,132,144,154,164,183],"model":[15,63,125,139],"students'":[16],"mastery":[17],"level":[18],"of":[19,98,123,136,213,229],"knowledge":[20,44,118],"points":[21],"by":[22,70,140],"mining":[23],"their":[24],"historical":[25],"exercise":[26,79,181,199],"performance.":[27],"Literature":[28],"has":[29,38],"shown":[30],"that":[31,64,193,205],"Dynamic":[32],"Key-Value":[33],"Memory":[34],"Networks":[35],"(DKVMN)":[36],"which":[37,159,188],"been":[39],"proposed":[40],"handle":[42],"the":[43,61,78,81,89,92,96,105,116,121,124,134,137,145,156,167,173,180,191,198,221,226,237],"generally":[47],"outperform":[48],"traditional":[49],"methods.":[50],"However,":[51],"through":[52],"our":[53,206,230],"experimentation,":[54],"we":[55,149],"have":[56],"noticed":[57],"problem":[59],"DKVMN":[62,138,186,208,239],"it":[65],"ignored":[66],"behavior":[67,108,157,214],"features":[68,143,215],"collected":[69],"intelligence":[71],"tutoring":[72],"system":[73],"(ITS)":[74],"but":[75],"only":[76],"regard":[77],"and":[80,95,110],"correctness":[82],"as":[83,88],"input.":[84,146],"Behavior":[85],"features,":[86,158],"such":[87],"response":[90,177],"time,":[91],"hint":[93],"request":[94],"number":[97],"attempt,":[99],"can":[100,126,189,216],"be":[101,127],"used":[102],"capture":[104,165],"student's":[106,117],"learning":[107],"information":[109],"are":[111],"very":[112],"helpful":[113],"modeling":[115],"status.":[119],"Therefore,":[120],"performance":[122,135],"improved.":[128],"This":[129],"work":[130],"aims":[131],"improve":[133,218],"incorporating":[141,210],"more":[142,211],"More":[147],"specifically,":[148],"apply":[150],"decision":[151],"tree":[152],"classifier":[153],"preprocess":[155],"an":[161],"effective":[162],"way":[163],"how":[166],"deviates":[169],"from":[170],"others":[171],"exercise.":[174],"The":[175,201],"predicted":[176],"concatenated":[178],"with":[179],"tag":[182],"train":[184],"model,":[187,209],"output":[190],"probability":[192],"will":[196],"answer":[197],"correctly.":[200],"experiment":[202,231],"results":[203],"show":[204],"adapted":[207],"combinations":[212],"effectively":[217],"accuracy.":[219],"On":[220],"ASSISTments":[222],"2009":[223],"education":[224],"dataset,":[225],"AUC":[227],"value":[228],"eight":[233],"percent":[234],"higher":[235],"than":[236],"original":[238],"model.":[240]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":4}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
