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About TCSE

TCSE is a search engine specializing in exploring transcripts of TED Talk. It has been created for educational and scientific purposes. TCSE uses data provided by TED under the Creative Commons BY-NC-ND license, but it is not an official service of TED.

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 TCSE Bibliography


Using and Citing TCSE

TCSE is created by Yoichiro Hasebe at Doshisha University, Kyoto, Japan and made available free for non-commercial educational and scientific use. Please cite one of the following when you publish work which utilizes TCSE.

 Hasebe, Yoichiro (2015) Design and Implementation of an Online Corpus of Presentation Transcripts of TED Talks. Procedia: Social and Behavioral Sciences 198(24), 174–182.


Acknowledgment

  • Special thanks to TED for being a great resource for language learners, educators, and researchers.
  • Thanks to Mura Nava (EFL Notes) for continuous feedback.
  • Thanks to Daisuke Nonaka for suggesting practical use cases of TCSE in his paper on TCSE.
  • Development of this system was partially supported by JSPS KAKENHI Grant-in-Aid for Young Scientists (B) Number 25870898 and Grant-in-Aid for Scientific Research (C) 18K00670

TCSE Specifications

TCSE Version10.0.2
Date of talk data compilationAugust 18, 2022
English POS-Tagger / Syntactic ParserspaCy 3.4

Statistics of English Transcripts

Number of talks 4,813
Number of segments1,070,233
Number of expanded segments495,905
Number of elements9,697,056
Number of lexical items94,998

Number of Translated Talks

Arabic4,763 talks
Bulgarian2,225 talks
Burmese1,358 talks
Chinese, Simplified4,633 talks
Chinese, Traditional4,561 talks
Croatian2,001 talks
Czech1,661 talks
Dutch2,969 talks
French4,615 talks
German2,959 talks
Greek2,991 talks
Hebrew3,796 talks
Hindi789 talks
Hungarian3,349 talks
Indonesian2,575 talks
Italian4,226 talks
Japanese4,089 talks
Korean4,458 talks
Kurdish1,207 talks
Northern Kurdish1,110 talks
Persian3,568 talks
Polish3,389 talks
Portuguese4,168 talks
Portuguese, Brazilian4,570 talks
Romanian3,492 talks
Russian4,268 talks
Serbian2,756 talks
Slovak1,102 talks
Spanish4,770 talks
Swedish1,213 talks
Thai2,028 talks
Turkish4,313 talks
Ukrainian2,203 talks
Vietnamese3,837 talks

Video Control Tips

How to skip to a specific segment

  1. Pause the video. (Otherwise you can see only closely adjacent segments.)
  2. Locate the segment that you like to skip to and click on it.

How to adjust sync between video and transcript

Sometimes video and transcript are not in sync for some reason. For such cases, the following solution is available on TCSE:

  1. Pause the video. (Otherwise you can see only closely adjacent segments.)
  2. Locate the segment that is expected to be played when the video is resumed
  3. Click on the "adjust" button of the segment,

About Advanced Search

Advanced search is available only in English.

 List of English POS tags

POS keys are specified either fully ({vb}) or partially ({v}).
An advanced search query string cannot consist only of POS keys.


Advanced Search Syntax

Lemma[LEMMA]
Part of Speech{POS}
Surface + Part of SpeechSURFACE{POS}
(with no spaces in-between)
Lemma + Part of Speech[LEMMA]{POS}
(with no spaces in-between)
Logical Disjunction (OR)A|B
Segment Onset (Beginning)^
Noun Chunk_
Negative Match-X
Wild Card (matching exactly one element/word)-_
Wild Card (matching variable length of strings)*

Advanced Search Examples

[excite]
excite, excites, excited, exciting
{noun}
Noun, any kind
{verb}
Verb, any kind
to * surprise
to our surprise
to his surprise, etc.
[read] {det} [news|paper|article]
they read these articles
reading the paper or something
I'm reading the news at six, etc.
^ having {verb}
Having started the process,
Having said that, etc.
[help]{noun}
an aunt offered financial help,
we called people for help, etc.
[get] -rid of
get outside of
get ahead of
got tired of, etc.
[make] _ -_
made a bad design good.
make this happen.
make your life miserable., etc.
[give] _ _
give you an example
gave her a gift
give the government any further excuse, etc.