A query-aware document ranking method for geographic information retrieval. - Bo Yu 025; Guoray Cai (GIR, 2007)

Facilitating participatory decision-making in local communities through map-based online discussion. - Bo Yu 025; Guoray Cai (C&T, 2009)

Using Intentions and Plans of Mobile Activities to Guide Geospatial Web Service Composition. - Bo Yu 025; Guoray Cai (APSCC, 2010)

Coordination of emergency response operations via the event-based awareness mechanism. - Bo Yu 025; Guoray Cai (ISCRAM, 2012)

Modeling and Communicating the Conceptual Intent of Geo-Analytical Tasks for Human-GIS Interaction. - Guoray Cai; Bo Yu 025; Dong Chen (Trans. GIS, 2013)

Event-based awareness promotion for distributed collaborative activities. - Guoray Cai; Bo Yu 025 (CTS, 2014)