| Basic category | Primary index | Sub-index |
| Static index (SI) | Professionalism (PRO) | Topic concentration (TC) |
| Opinion leader intensity (OLI) | ||
| Exclusivity (EXC) | Access difficulty (AD) | |
| Uniqueness of discourse system (UDS) | ||
| Freedom of viewpoint expression (FVE) | ||
| Virtuality (VIR) | Identity information transparency (IIT) | |
| Offline communication possibility (OCP) | ||
| Dynamic index (DI) | New information production speed (NPS) | New content release intensity (NCRI) |
| New content display level (NCDL) | ||
| New information dissemination speed (NIDS) | Short-term attention level (STAL) | |
| Internal recommendation strength (IRS) | ||
| Velocity of viewpoint derivation (VVD) |