The table below shows how many people subscribe to both the Twitter account in the row and column. The data were collected 27 April 2010.
ProbFact | AnalysisFact | AlgebraFact | TopologyFact | SansMouse | RegexTip | TeXtip | |
ProbFact | 524 | 305 | 271 | 113 | 80 | 167 | 68 |
AnalysisFact | 305 | 398 | 274 | 124 | 67 | 133 | 52 |
AlgebraFact | 271 | 274 | 435 | 134 | 61 | 132 | 63 |
TopologyFact | 113 | 124 | 134 | 160 | 29 | 65 | 33 |
SansMouse | 80 | 67 | 61 | 29 | 457 | 99 | 17 |
RegexTip | 167 | 133 | 132 | 65 | 99 | 461 | 44 |
TeXtip | 68 | 52 | 63 | 33 | 17 | 44 | 137 |
In the table below, the ith row and jth column gives the proportion of subscribers to account i who also subscribe to account j.
ProbFact | AnalysisFact | AlgebraFact | TopologyFact | SansMouse | RegexTip | TeXtip | |
ProbFact | 1.00 | 0.58 | 0.52 | 0.22 | 0.15 | 0.32 | 0.13 |
AnalysisFact | 0.77 | 1.00 | 0.69 | 0.31 | 0.17 | 0.33 | 0.13 |
AlgebraFact | 0.62 | 0.63 | 1.00 | 0.31 | 0.14 | 0.30 | 0.14 |
TopologyFact | 0.71 | 0.78 | 0.84 | 1.00 | 0.18 | 0.41 | 0.21 |
SansMouse | 0.18 | 0.15 | 0.13 | 0.06 | 1.00 | 0.22 | 0.04 |
RegexTip | 0.36 | 0.29 | 0.29 | 0.14 | 0.21 | 1.00 | 0.10 |
TeXtip | 0.50 | 0.38 | 0.46 | 0.24 | 0.12 | 0.32 | 1.00 |
My personal Twitter account is @JohnDCook.