Table 10.
External index results for k=2.
| 100 iterations |
500 iterations |
1,000 iterations |
|||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NMI | ARI | V | H | C | NMI | ARI | V | H | C | NMI | ARI | V | H | C | |
|
| |||||||||||||||
| LSI | 0.05 | −0.02 | 0.09 | 0.16 | 0.07 | 0.05 | −0.02 | 0.09 | 0.16 | 0.07 | 0.05 | −0.02 | 0.09 | 0.159 | 0.07 |
| LDA | 0.00 | 0.02 | 0.01 | 0.01 | 0.01 | 0.05 | 0.07 | 0.09 | 0.16 | 0.07 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 |
| GibbsLDA | 0.02 | 0.01 | 0.03 | 0.05 | 0.02 | 0.02 | 0.01 | 0.04 | 0.08 | 0.03 | 0.02 | −0.00 | 0.04 | 0.07 | 0.03 |
| Online LDA | 0.03 | 0.06 | 0.07 | 0.12 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.09 | 0.12 | 0.21 | 0.09 |
| BTM | 0.11 | 0.23 | 0.24 | 0.38 | 0.17 | 0.11 | 0.23 | 0.23 | 0.37 | 0.17 | 0.09 | 0.14 | 0.18 | 0.30 | 0.13 |
| Online Twitter LDA | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| GSDMM | 0.17 | 0.13 | 0.17 | 0.12 | 0.28 | 0.16 | 0.12 | 0.16 | 0.11 | 0.26 | 0.05 | −0.06 | 0.05 | 0.04 | 0.08 |
|
| |||||||||||||||
| k-means + Doc2Vec | 0.00 | −0.01 | 0.00 | 0.00 | 0.00 | 0.00 | −0.01 | 0.00 | 0.00 | 0.00 | 0.00 | −0.01 | 0.00 | 0.00 | 0.00 |
| k-means + TF-IDF | 0.04 | −0.04 | 0.09 | 0.14 | 0.06 | 0.04 | −0.04 | 0.09 | 0.14 | 0.06 | 0.04 | −0.04 | 0.09 | 0.14 | 0.06 |