Last.fm’s Emergent Graph

Clicking Last.fm’s heart button “Likes the track.” So…

User — Likes –> Track

blog - lastfm heart.jpg

I see on my profile the first chart is a list of my top artists. Ranked by what? Most plays (decided by Last.fm)? Most tracks liked (decided by me)? And, when does the User — Likes –> Artist path get created?

blog - lastfm top artists chart

What other nodes and edges do I see on this page? What other nodes and edges get created when I click something on this page?

Radio Player

blog - lastfm radio

  1. User — Pause –> Radio / Track
  2. User — Skip –> Track
  3. User — Create –> [New] Station (or is it Track — Create –> [New] Station)
  4. User — Modify –> Volume
  5. User — Disable –> Slideshow
  6. User — Disable –> Scrobbling (interesting, why?)

Recent Tracks

blog - lastfm recent tracks.jpg

  1. User — Open –> Artist Page
  2. User — Open –> Track Page
  3. User — Add To Library –> Track (and opposite)
  4. User — Share –> Track
  5. User — Love –> Track (and opposite)
  6. User — Assign Tags To –> Track (interesting, has suggested tags)
  7. User — Add To Playlist –> Track (and opposite)
  8. User — Buy –> Track
  9. User — Open –> Recent Tracks List

Recent Stations

blog - lastfm recent stations

  1. User — Play –> Station
  2. User — Delete –> Station
  3. User — Open –> Recent Stations List

My Stations

blog - lastfm your stations

  1. User — Play –> Station

The User Graph

blog - lastfm userNodes

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