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Text Corpora
- LDC93T3A - TIPSTER Complete
- LDC95T7 - Treebank-2
- LDC95T13 - Mandarin Chinese News Text
- LDC99T42 - Treebank-3
- LDC2000T43 - BLLIP 1987-89 WSJ Corpus Release 1
- LDC2000T52 - TREC Mandarin
- LDC2001T02 - Message Understanding Conference (MUC) 7
- LDC2002T07 - RST Discourse Treebank
- LDC2002T31 - The AQUAINT Corpus of English News Text
- LDC2003T05 - English Gigaword
- LDC2002T01 - Multiple-Translation Chinese Corpus
- LDC2003T17 - Multiple-Translation Chinese (MTC) Part 2
- LDC2004T07 - Multiple-Translation Chinese (MTC) Part 3
- LDC2006T04 - Multiple-Translation Chinese (MTC) Part 4
- LDC2003T18 - Multiple-Translation Arabic (MTA) Part 1
- LDC2005T05 - Multiple-Translation Arabic (MTA) Part 2
- LDC2009T13 - English Gigaword Fourth Edition
- LDC2003T09 - Chinese Gigaword
- LDC2005T14 - Chinese Gigaword Second Edition
- LDC2007T38 - Chinese Gigaword Third Edition
- LDC2009T27 - Chinese Gigaword Fourth Edition
- LDC2011T13 - Chinese Gigaword Fifth Edition
- LDC2004T05 - Chinese Treebank Version 4.0
- LDC2005T01 - Chinese Treebank 5.0
- LDC2007T36 - Chinese Treebank 6.0
- LDC2005T10 - Chinese English News Magazine Parallel Text
- LDC2005T23 - Chinese Proposition Bank 1.0
- LDC2007T03 - Tagged Chinese Gigaword
- LDC2009T14 - Tagged Chinese Gigaword Version 2.0
- LDC2008T07 - Chinese Proposition Bank 2.0
- LDC2005T34 - Chinese <-> English Name Entity Lists (v1.0)
- LDC2003T16 - SummBank 1.0
- LDC2003T11 - ACE-2 Version 1.0
- LDC2003T13 - Message Understanding Conference (MUC) 6
- LDC2004T08 - Hong Kong Parallel Text
- LDC2004T09 - TIDES Extraction (ACE) 2003 Multilingual Training Data
- LDC2004T14 - Proposition Bank I
- LDC2005T09 - ACE 2004 Multilingual Training Corpus
- LDC2006T06 - ACE 2005 Multilingual Training Corpus
- LDC2005T33 - BBN Pronoun Coreference and Entity Type Corpus
- LDC2005E43 - CoNLL-2005 Shared Task Datasets
- LDC2006T13 - Web 1T 5-gram Version 1
- LDC2007T02 - English Chinese Translation Treebank v 1.0
- LDC2007T09 - ISI Chinese-English Automatically Extracted Parallel Text
- LDC2007T21 - OntoNotes v 1.0
- LDC2008T19 - The New York Times Annotated Corpus
- LDC2009T04 - BioProp Version 1.0
- LDC2009T12 - 2008 CoNLL Shared Task Data
- LDC2010T06 - Chinese Web 5-gram Version 1
- LDC2010T07 - Chinese Treebank 7.0
- LDC2010T18 - ACE Time Normalization (TERN) 2004 English Evaluation Data V1.0
- LDC2011T03 - OntoNotes Release 4.0
- LDC2011T07 - English Gigaword Fifth Edition
- LDC2011T08 - Datasets for Generic Relation Extraction (reACE)
- LDC2012T04 - 2009 CoNLL Shared Task Part 2
- LDC2012T05 - Chinese Dependency Treebank 1.0
- LDC2013T13 - Chinese Proposition Bank 3.0
- LDC2013T19 - OntoNotes Release 5.
- LDC2014T06 - ETS Corpus of Non-Native Written Englishs
- LDC2014T16 - TAC KBP Reference Knowledge Base
- LDC2014T21 - Chinese Discourse Treebank 0.5
- LDC2015T13 - English News Text Treebank: Penn Treebank Revised
- LDC2017T17 - TAC KBP Chinese Cross-lingual Entity Linking - Comprehensive Training and Evaluation Data 2011-2014
- LDC2018T16 - TAC KBP English Entity Linking - Comprehensive Training and Evaluation Data 2009-2013
- LDC2018T24 - TAC Relation Extraction Dataset
- LDC2019T02 - TAC KBP Entity Discovery and Linking - Comprehensive Training and Evaluation Data 2014-2015
- LDC2019T08 - TAC KBP Chinese Regular Slot Filling - Comprehensive Training and Evaluation Data 2014
Speech Corpora
- LDC93S1 - TIMIT Acoustic-Phonetic Continuous Speech Corpus
- LDC93S3A - Resource Management Complete Set 2.0
- LDC93S6A - CSR-I (WSJ0) Complete
- LDC94S13A - CSR-II (WSJ1) Complete
- LDC95S24 - WSJCAM0 Cambridge Read News
- LDC97S63 - The CMU Kids Corpus
- LDC98S73 - 1997 Mandarin Broadcast News Speech (Hub-4NE)
- LDC98T24 - 1997 Mandarin Broadcast News Transcripts (Hub-4NE)
- LDC98T26 - Hub-5 Mandarin Transcripts
- LDC98T28 - 1997 English Broadcast News Transcripts (Hub-4)
- LDC2000S86 - 1998 HUB-4 Broadcast News Evaluation English Test Material
- LDC2001S99 - Speech in Noisy Environments (SPINE) Vo-Coder Training Audio
- LDC2001S91 - 1997 HUB-4 Broadcast News Evaluation Non English Test Material
- LDC2002S28 - Emotional Prosody Speech and Transcripts
- LDC2002S12 - 2001 HUB5 Mandarin Evaluation
- LDC2003T01 - 2001 HUB5 Mandarin Transcripts
- LDC2004S02 - ICSI Meeting Speech
- LDC2004T04 - ICSI Meeting Transcripts
- LDC2004S05 - ISL Meeting Speech Part 1
- LDC2004T10 - ISL Meeting Transcripts Part 1
- LDC2004S11 - 2002 Rich Transcription Broadcast News and Conversational Telephone Speech
- LDC2005S15 - HKUST Mandarin Telephone Speech, Part 1
- LDC2005T32 - HKUST Mandarin Telephone Transcript Data, Part 1
- LDC2005S16 - MDE RT04 Training Data Speech
- LDC2005T24 - MDE RT-04 Training Data Text/Annotations
- LDC2007S03 - ARL Urdu Speech Database, Training Data
- LDC2007S09 - Mandarin Affective Speech
- LDC2007S10 - 2003 NIST Rich Transcription Evaluation Data
- LDC2007S11 - 2004 Spring NIST Rich Transcription (RT-04S) Development Data
- LDC2007S12 - 2004 Spring NIST Rich Transcription (RT-04S) Evaluation Data
- LDC2007S18 - CSLU: Kids` Speech Version 1.1
- LDC2010S01 - Fisher Spanish Speech
- LDC2010S07 - Asian Spoken Language Sampler
- LDC2010T04 - Fisher Spanish - Transcripts
- LDC2011S06 - 2005 Spring NIST Rich Transcription (RT-05S) Evaluation Set
- LDC2013S03 - Mixer 6 Speech
- LDC2013S05 - Greybeard
- LDC2013S09 - CSC Deceptive Speech
- LDC2014S02 - King Saud University Arabic Speech Database
- LDC2014S03 - Multi-Channel WSJ Audio
- LDC2015S02 - RATS Speech Activity Detection
- LDC2015S04 - Mandarin-English Code-Switching in South-East Asia
- LDC2015S05 - Mandarin Chinese Phonetic Segmentation and Tone
- LDC2016S08 - IARPA Babel Bengali Language Pack IARPA-babel103b-v0.4b
- LDC2017S04 - Noisy TIMIT Speech
- LDC2017S10 - CHiME2 WSJ0
- LDC2017S20 - RATS Keyword Spotting
- LDC2017S24 - CHiME3
- LDC2018S10 - RATS Language Identification
- LDC2019S09 - First DIHARD Challenge Development - Eight Sources
- LDC2019S10 - First DIHARD Challenge Development - SEEDLingS
- LDC2019S12 - First DIHARD Challenge Evaluation - Nine Sources
- LDC2019S13 - First DIHARD Challenge Evaluation - SEEDLingS
- LDC2019S23 - Magic Data Chinese Mandarin Conversational Speech
- LDC2020S03 - Mixer 4 and 5 Speech
- LDC2021S03 - Global TIMIT Mandarin Chinese
- LDC2021S04 - The SSNCE Database of Tamil Dysarthric Speech
- LDC2021S05 - MyST Children's Conversational Speech
- LDC2021S10 - Second DIHARD Challenge Development - Eleven Sources
- LDC2021S11 - Second DIHARD Challenge Development - SEEDLingS
- LDC2022S06 - Second DIHARD Challenge Evaluation - Eleven Sources
Multimodal Speech Corpora
- LDC2012S02 - TORGO Database of Dysarthric Articulation
Lexicon
- LDC96L15 - CALLHOME Mandarin Chinese Lexicon
- LDC98L21 - COMLEX English Syntax Lexicon
- LDC2002L27 - Chinese-English Translation Lexicon Version 3.0
- LDC2004L01 - Klex: Finite-State Lexical Transducer for Korean
Speaker Recognition Evaluation
- LDC98S76 - 1998 Speaker Recognition Benchmark
- LDC2006S26 - CSLU: Speaker Recognition Version 1.1
- LDC2001S97 - 2000 NIST Speaker Recognition Evaluation
- LDC2002S34 - 2001 NIST Speaker Recognition Evaluation Corpus
- LDC2004S04 - 2002 NIST Speaker Recognition Evaluation
- LDC2010S03 - 2003 NIST Speaker Recognition Evaluation
- LDC2006S44 - 2004 NIST Speaker Recognition Evaluation
- LDC2011S01 - 2005 NIST Speaker Recognition Evaluation Training Data
- LDC2011S04 - 2005 NIST Speaker Recognition Evaluation Test Data
- LDC2011S09 - 2006 NIST Speaker Recognition Evaluation Training Set
- LDC2011S10 - 2006 NIST Speaker Recognition Evaluation Test Set Part 1
- LDC2012S01 - 2006 NIST Speaker Recognition Evaluation Test Set Part 2
- LDC2011S05 - 2008 NIST Speaker Recognition Evaluation Training Set Part 1
- LDC2011S07 - 2008 NIST Speaker Recognition Evaluation Training Set Part 2
- LDC2011S11 - 2008 NIST Speaker Recognition Evaluation Supplemental Set
- LDC2011S08 - 2008 NIST Speaker Recognition Evaluation Test Sets
- LDC2017S06 - 2010 NIST Speaker Recognition Evaluation Test Set
- LDC2019S20 - 2016 NIST Speaker Recognition Evaluation Test Set
- LDC2020S04 - 2018 NIST Speaker Recognition Evaluation Test Set
Language Recognition Evaluation
- LDC94S17 - OGI Multilanguage Corpus
- LDC2006S35 - CSLU: Multilanguage Telephone Speech Version 1.2
- LDC2006S31 - 2003 NIST Language Recognition Evaluation
- LDC2008S05 - 2005 NIST Language Recognition Evaluation
- LDC2009S04 - 2007 NIST Language Recognition Evaluation Test Set
- LDC2009S05 - 2007 NIST Language Recognition Evaluation Supplemental Training Set
- LDC2009E40 - NIST LRE 2009 BN Training Data
- LDC2009E41 - NIST LRE 2009 CTS Training Data ■ LDC2006E102: 1996 NIST Language Recognition Evaluation Data
- LDC2009E42 - NIST LRE 2009 CTS Training Data, Indian English Development Data
- LDC2009E43 - NIST LRE 2009 BN Training Label Data
- 2009 NIST Language Recognition Evaluation Data
- LDC2014S06 - 2009 NIST Language Recognition Evaluation Test Set
- LDC2018S06 - 2011 NIST Language Recognition Evaluation Test Set
■ LDC2006E103: 1996 NIST Language Recognition Development Data
■ LDC2006E107: 2003 NIST Language Recognition Evaluation
■ LDC2006E104: 2005 NIST Language Recognition Development Data
■ LDC2006E105: 2005 NIST Language Recognition Evaluation Data
Topic Detection and Tracking
- LDC98T25 - TDT Pilot Study Corpus
- LDC2001T57 - TDT2 Multilanguage Text Version 4.0
- LDC2001S93 - TDT2 Mandarin Audio Corpus
- LDC2001T58 - TDT3 Multilanguage Text Version 2.0
- LDC2001S95 - TDT3 Broadcast News Mandarin Corpus (Audio)
- LDC2005S11 - TDT4 Multilingual Broadcast News Speech Corpus
- LDC2005T16 - TDT4 Multilingual Text and Annotations
Korean
- LDC2000T45 - Korean Newswire
- LDC2002T26 - Korean English Treebank Annotations
- LDC2003T08 - Korean Telephone Conversations Transcripts
- LDC2004L01 - Klex: Finite-State Lexical Transducer for Korean
- LDC2004T03 - Morphologically Annotated Korean Text
- LDC2006T03 - Korean Propbank
- LDC2006T09 - Korean Treebank Annotations Version 2.0
- LDC2006T14 - Korean Broadcast News Transcripts
Video Retrieval
- LDC2007V01 - TRECVID 2005 Keyframes & Transcripts
- LDC2007V02 - TRECVID 2003 Keyframes & Transcripts