All charts/Chord, arc & parallel

Papers written together

arc: the authors on a line, a half circle per pair, thicker for more papers.

1 The data _data/coauthors.json json

[
  { "author": "Ada",     "with": "Bram",    "papers": 9 },
  { "author": "Ada",     "with": "Chen",    "papers": 4 },
  { "author": "Ada",     "with": "Dewi",    "papers": 2 },
  { "author": "Bram",    "with": "Chen",    "papers": 6 },
  { "author": "Bram",    "with": "Eline",   "papers": 1 },
  { "author": "Chen",    "with": "Dewi",    "papers": 5 },
  { "author": "Chen",    "with": "Farid",   "papers": 3 },
  { "author": "Dewi",    "with": "Eline",   "papers": 7 },
  { "author": "Eline",   "with": "Farid",   "papers": 8 },
  { "author": "Eline",   "with": "Greta",   "papers": 2 },
  { "author": "Farid",   "with": "Greta",   "papers": 6 },
  { "author": "Farid",   "with": "Hugo",    "papers": 1 },
  { "author": "Greta",   "with": "Hugo",    "papers": 4 },
  { "author": "Greta",   "with": "Ines",    "papers": 3 },
  { "author": "Hugo",    "with": "Ines",    "papers": 5 },
  { "author": "Hugo",    "with": "Jasper",  "papers": 2 },
  { "author": "Ines",    "with": "Jasper",  "papers": 6 },
  { "author": "Ada",     "with": "Jasper",  "papers": 1 },
  { "author": "Bram",    "with": "Greta",   "papers": 2 },
  { "author": "Kofi",    "with": "Jasper",  "papers": 3 },
  { "author": "Kofi",    "with": "Lotte",   "papers": 4 },
  { "author": "Lotte",   "with": "Ines",    "papers": 1 },
  { "author": "Chen",    "with": "Lotte",   "papers": 1 }
]

2 The chart tag relations/coauthors.pad pad

{chart 'arc', data='coauthors', source='author', target='with', value='papers', title='Papers written together in a research group', width=640, height=320}

3 The result inline SVG · no JavaScript