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Exploring the British
Library’s audio
collections
Richard Ranft
23 September 2013
#semanticmedia
www.bl.uk 2
Exploring the British Library’s audio
collections
• The collections
• Current access
• Improving discovery and...
www.bl.uk 3
The British Library’s audio collections
• Established 1955 as British Institute of Recorded Sound
• National c...
www.bl.uk 4
Subjects
• Music
• Spoken word
• Environments & nature
www.bl.uk 5
Extent
• 8 million tracks
• - from 1857 to this morning
• Many formats
• 66 years of listening
www.bl.uk 6
Barriers to access
• High expectations (c.f. iTunes, Spotify)
• Copyrights
• Many non-digital tracks
• Offline...
• Opacity
(no
freeze-
frames!)
Automated enrichment/search
Categorisation
Music genre, language/dialect
detection, mood
Synchronisation
Score following
T...
www.bl.uk 9
Human-led enrichment
• Category tagging
• Rating
• Annotation
• Transcription
• Recommendation & review
www.bl.uk 11
Current access
• Onsite:
– Listening & Viewing Service
– SoundServer (160,000
tracks, 2% of collections)
• Of...
12
Click to add title
 Bullet 1
– Bullet2
• Bullet 3
13
Click to add title
 Bullet 1
– Bullet2
• Bullet 3
BL Sounds
• Improving
access and
discovery
• http://sounds.bl.uk/
www.bl.uk 17
www.bl.uk 19
• CREM
http://archives.crem-cnrs.fr/
• Telemeta engine
http://telemeta.org/
www.bl.uk 24
Example
•http://sounds.bl.uk/Arts-literature-and-performance/Early-
spoken-word-recordings/024M-1CS0011556XX-...
www.bl.uk 26
Thanks for listening
richard.ranft@bl.uk
Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)
Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)
Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)
Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)
Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)
Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)
Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)
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Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)

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This talk was given by Richard Ranft (The British Library) at the "Semantic Media @ The British Library" event on 23 September 2013.

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Exploring the British Library's audio collections - Richard Ranft (Semantic Media @ The British Library, 23 September 2013)

  1. 1. Exploring the British Library’s audio collections Richard Ranft 23 September 2013 #semanticmedia
  2. 2. www.bl.uk 2 Exploring the British Library’s audio collections • The collections • Current access • Improving discovery and access
  3. 3. www.bl.uk 3 The British Library’s audio collections • Established 1955 as British Institute of Recorded Sound • National collection of UK music industry • Selected publications from overseas • Radio broadcasts • Unpublished recordings
  4. 4. www.bl.uk 4 Subjects • Music • Spoken word • Environments & nature
  5. 5. www.bl.uk 5 Extent • 8 million tracks • - from 1857 to this morning • Many formats • 66 years of listening
  6. 6. www.bl.uk 6 Barriers to access • High expectations (c.f. iTunes, Spotify) • Copyrights • Many non-digital tracks • Offline • Time-based = time consuming • Limited, text-based search • No serendipity
  7. 7. • Opacity (no freeze- frames!)
  8. 8. Automated enrichment/search Categorisation Music genre, language/dialect detection, mood Synchronisation Score following Transcript following Identification Speaker/ tune matching Speaker/vocalist ID Query by humming/tapping Non-text browsing Map browse Timeline browse Recommendation melody matching Cross-media linking Feature extraction Pitch, tempo, chord, time signature, rhythm Segmentation/event detection Music/speech segments Speaker/ lead instrument change Laughter, applause, emotion change Transcription Speech-to-text score generation
  9. 9. www.bl.uk 9 Human-led enrichment • Category tagging • Rating • Annotation • Transcription • Recommendation & review
  10. 10. www.bl.uk 11 Current access • Onsite: – Listening & Viewing Service – SoundServer (160,000 tracks, 2% of collections) • Off site: – BL Sounds (50,000 tracks, ½%) • Streaming • downloading
  11. 11. 12 Click to add title  Bullet 1 – Bullet2 • Bullet 3
  12. 12. 13 Click to add title  Bullet 1 – Bullet2 • Bullet 3
  13. 13. BL Sounds
  14. 14. • Improving access and discovery • http://sounds.bl.uk/
  15. 15. www.bl.uk 17
  16. 16. www.bl.uk 19
  17. 17. • CREM http://archives.crem-cnrs.fr/ • Telemeta engine http://telemeta.org/
  18. 18. www.bl.uk 24 Example •http://sounds.bl.uk/Arts-literature-and-performance/Early- spoken-word-recordings/024M-1CS0011556XX-0200V0 English Conversation: At the Tobacconist's (1929) Linguaphone 78rpm
  19. 19. www.bl.uk 26 Thanks for listening richard.ranft@bl.uk

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