Table 2.
Co-occurrence quartiles.
| Data Set | 25% | 50% | 75% | Max |
|---|---|---|---|---|
| Books | 1 | 1 | 2 | 1931 |
| MovieLens | 29 | 107 | 300 | 2941 |
| Netflix | 56 | 217 | 1241 | 144,817 |
| Yahoo! Music | 4 | 9 | 23 | 160,514 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.