| 5 | -- | 0 | Georgios Skoumas, Dieter Pfoser, Anastasios Kyrillidis, Timos Sellis. Location Estimation Using Crowdsourced Spatial Relations |
| 6 | -- | 0 | Chaulio R. Ferreira, Marcus V. A. Andrade, Salles V. G. Magalhães, W. Randolph Franklin. An Efficient External Memory Algorithm for Terrain Viewshed Computation |
| 7 | -- | 0 | Pankaj K. Agarwal, Alex Beutel, Thomas Mølhave. TerraNNI: Natural Neighbor Interpolation on 2D and 3D Grids Using a GPU |
| 8 | -- | 0 | Gabriel Ghinita, Maria Luisa Damiani, Claudio Silvestri, Elisa Bertino. Protecting Against Velocity-Based, Proximity-Based, and External Event Attacks in Location-Centric Social Networks |