Nico Nico Douga

Very popular video sharing service in Japan:

• meaning "Smile Smile Video"
• provided by Niwango, a subsidiary of Dwango company
• users can upload, view and share video clips

Wikipedia entry on Nico Nico Douga:

http://en.wikipedia.org/wiki/Nico_Nico_Douga

Nico Nico Douga as sharing service of emotion-related information

In Nico Nico Douga:

• Users can add comments and annotations to:
  • not only video clips which they themselves uploaded
  • but also those somebody else uploaded
• And can share all the comments with users all over the world
• So in a sence Nico Nico Douga is a sharing service for manually annotatated emotion-related information

Example video (Nico Nico account required):

http://www.nicovideo.jp/watch/sm12094678

Nico script

• Nico Nico Douga has simple set of tags for user annotations named "Nico Script".

Example Nico Script:

30:@10 ue hidari big red:＠テキスト Great :) !

displays a big red text "Great :) !" at upper left of the display for 10 seconds 30 seconds after the video starts

Nico Script Manual (Japanese):

http://nicowiki.com/%E3%83%8B%E3%82%B3%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%97%E3%83%88.html

Nico Nico Douga and HTML5

• Niwango recently started HTML5 based video sharing service for iPad.

Press Release on Nico Nico Douga on HTML5 (Japanese):

http://info.niwango.jp/news/pdf/2010/20100929.pdf

Questions

• Does EmotionML have sufficient expressive power for actual emotion annotation service like Nico Nico Douga? Is the current list of recommended vocabularies enough for the service?
  • Poople tend to use arbitrary text (rather than simply saying "happy") to express their emotional status in Nico Nico Douga, though sometimes people do use typical emoticons.
  • In that case, can we really categorize and define any kind of emotion-related description???
  • Also a mechanism to manage multilingual annotations is needed?
  • How about integration with Emoticons, e.g., http://www.facemark.jp/f-arigato.htm?
• Is EmotionML easy enough to get integrated with Nico Nico Douga?
  • Nico Nico Douga requires synchronization with video timestamps.
  • Related to EmotionML, esp., "References and time (section 2.4)" and "Use with SMIL (section 5.2.3)"