{"id":"https://openalex.org/W2170269905","doi":"https://doi.org/10.21437/eurospeech.2003-645","title":"Multi-scale document expansion in English-Mandarin cross-language spoken document retrieval","display_name":"Multi-scale document expansion in English-Mandarin cross-language spoken document retrieval","publication_year":2003,"publication_date":"2003-09-01","ids":{"openalex":"https://openalex.org/W2170269905","doi":"https://doi.org/10.21437/eurospeech.2003-645","mag":"2170269905"},"language":"en","primary_location":{"id":"doi:10.21437/eurospeech.2003-645","is_oa":false,"landing_page_url":"https://doi.org/10.21437/eurospeech.2003-645","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"8th European Conference on Speech Communication and Technology (Eurospeech 2003)","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/A5112243037","display_name":"Wai-Kit Lo","orcid":null},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wai-Kit Lo","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong SAR, China"],"affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong SAR, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109832060","display_name":"Yuk-Chi Li","orcid":null},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuk-Chi Li","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong SAR, China"],"affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong SAR, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109252500","display_name":"Gina Levow","orcid":null},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]},{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gina Levow","raw_affiliation_strings":["University of Chicago, Chicago, IL, USA"],"affiliations":[{"raw_affiliation_string":"University of Chicago, Chicago, IL, USA","institution_ids":["https://openalex.org/I40347166","https://openalex.org/I39422238"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071214181","display_name":"Hsin\u2010Min Wang","orcid":"https://orcid.org/0000-0003-3599-5071"},"institutions":[{"id":"https://openalex.org/I84653119","display_name":"Academia Sinica","ror":"https://ror.org/05bxb3784","country_code":"TW","type":"facility","lineage":["https://openalex.org/I84653119"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Hsin-Min Wang","raw_affiliation_strings":["Academia Sinica, Taiwan, ROC"],"affiliations":[{"raw_affiliation_string":"Academia Sinica, Taiwan, ROC","institution_ids":["https://openalex.org/I84653119"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019458385","display_name":"Helen Meng","orcid":"https://orcid.org/0000-0002-4427-3532"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Helen M. Meng","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong SAR, China"],"affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong SAR, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5112243037"],"corresponding_institution_ids":["https://openalex.org/I177725633"],"apc_list":null,"apc_paid":null,"fwci":1.8719,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.88469008,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2337","last_page":"2340"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10181","display_name":"Natural Language Processing Techniques","score":0.9926000237464905,"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/T10181","display_name":"Natural Language Processing Techniques","score":0.9926000237464905,"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/T10028","display_name":"Topic Modeling","score":0.9761999845504761,"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.9693999886512756,"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/mandarin-chinese","display_name":"Mandarin Chinese","score":0.8526455163955688},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7445060014724731},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.5965784192085266},{"id":"https://openalex.org/keywords/document-retrieval","display_name":"Document retrieval","score":0.543594479560852},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5419380068778992},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.4855201244354248},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.40673333406448364},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.28216296434402466},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.10982251167297363}],"concepts":[{"id":"https://openalex.org/C138954614","wikidata":"https://www.wikidata.org/wiki/Q9192","display_name":"Mandarin Chinese","level":2,"score":0.8526455163955688},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7445060014724731},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.5965784192085266},{"id":"https://openalex.org/C161156560","wikidata":"https://www.wikidata.org/wiki/Q1638872","display_name":"Document retrieval","level":2,"score":0.543594479560852},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5419380068778992},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.4855201244354248},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.40673333406448364},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.28216296434402466},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10982251167297363},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.21437/eurospeech.2003-645","is_oa":false,"landing_page_url":"https://doi.org/10.21437/eurospeech.2003-645","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"8th European Conference on Speech Communication and Technology (Eurospeech 2003)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.148.9115","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.148.9115","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.se.cuhk.edu.hk/hccl/publications/pub/LoLiMeng_EuroSpeech2003.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.149.2785","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.149.2785","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.se.cuhk.edu.hk/~wklo/docpub/LoEuroSpeech2003.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5,"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W132267264","https://openalex.org/W1489599166","https://openalex.org/W1526727648","https://openalex.org/W1583252821","https://openalex.org/W1590275315","https://openalex.org/W1593648192","https://openalex.org/W1605873790","https://openalex.org/W1846765585","https://openalex.org/W1956559956","https://openalex.org/W1985909009","https://openalex.org/W2000569744","https://openalex.org/W2028282769","https://openalex.org/W2074767172","https://openalex.org/W2093976457","https://openalex.org/W2105413555","https://openalex.org/W2156516156","https://openalex.org/W2325227998","https://openalex.org/W2481930235","https://openalex.org/W4234200495","https://openalex.org/W4285719527","https://openalex.org/W4299921159"],"related_works":["https://openalex.org/W166528628","https://openalex.org/W2083605078","https://openalex.org/W2166451235","https://openalex.org/W204509384","https://openalex.org/W1579794579","https://openalex.org/W2188001116","https://openalex.org/W2021736366","https://openalex.org/W2114279702","https://openalex.org/W2112788825","https://openalex.org/W1560138630"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"the":[3,80,121,131,152],"application":[4],"of":[5,31,61,135],"document":[6,16,73,83,93,123,153],"expansion":[7,25,74,117,154],"using":[8,35],"a":[9,13,29,69,76,103],"side":[10],"collection":[11,84,132],"to":[12,20,28,54,87,119,146,176],"cross-language":[14],"spoken":[15,82],"retrieval":[17,22,37,47,90,181],"(CL-SDR)":[18],"task":[19],"improve":[21,88],"performance.":[23,91],"Document":[24],"is":[26,94,156],"applied":[27],"series":[30],"English-Mandarin":[32],"CL-SDR":[33],"experiments":[34],"selected":[36],"models":[38],"(probabilistic":[39],"belief":[40],"network,":[41],"vector":[42],"space":[43],"model,":[44],"and":[45,124,138,163],"HMM-based":[46],"model).":[48],"English":[49],"textual":[50],"queries":[51],"are":[52],"used":[53],"retrieve":[55],"relevant":[56],"documents":[57,101,115,129],"from":[58,112],"an":[59],"archive":[60],"Mandarin":[62,81],"radio":[63],"broadcast":[64],"news.":[65],"We":[66],"have":[67],"devised":[68],"multiscale":[70],"approach":[71,155,171],"for":[72,148],"\u2013":[75],"process":[77],"that":[78,169],"enriches":[79],"in":[85,130],"order":[86],"overall":[89],"A":[92],"expanded":[95,140],"by":[96,133,142],"(i)":[97],"first":[98],"retrieving":[99],"related":[100,114],"on":[102],"character":[104,136,144],"bigram":[105],"scale,":[106],"(ii)":[107],"then":[108],"extracting":[109],"word":[110,162],"units":[111],"such":[113],"as":[116,158],"terms":[118,141],"augment":[120],"original":[122],"(iii)":[125],"finally":[126],"indexing":[127],"all":[128],"means":[134],"bigrams":[137,145],"those":[139],"within-word":[143],"prepare":[147],"future":[149],"retrieval.":[150],"Hence":[151],"multi-scale":[157],"it":[159],"involves":[160],"both":[161],"subword":[164],"scales.":[165],"Experimental":[166],"results":[167],"show":[168],"this":[170],"achieves":[172],"performance":[173],"improvements":[174],"up":[175],"14":[177],"%":[178],"across":[179],"several":[180],"models.":[182],"1.":[183]},"counts_by_year":[],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}