| MDPI | Multidisciplinary Digital Publishing Institute |
| IM | Influence Maximization |
| LBSNs | Location-based Social Networks |
| IUL | Influential Users and Locations |
| t-IUL | Topic-aware Influential Users and Locations |
| IR | In-Region |
| RF | Region-Free |
| G-IR | Greedy In-Region |
| IC | Independent cascade |
| LT | Linear threshold |
| t-RF | Topic-aware Region-Free |
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