Skip to Content

IEEE TIP paper accepted


Our paper titled "Locally Optimal Detection of Image Watermarks in the Wavelet Domain Using Bessel K Form Distribution" will be published by IEEE Transactions on Image Processing. Congratulations to Yong!!

Leah successfully passed her thesis defence

Congratulations!! A new MSc graduates from GSWL. Today Leah (Ren-Yu) successfully passed her thesis defence. Her thesis title is "A Study of Volunteered Geographic Information and Social Media".

An IJGI Paper Published


Our paper titled "A Bottom-Up Approach for Automatically Grouping Sensor Data Layers by their Observed Property" has been published by ISPRS International Journal of Geo-Information (IJGI). Congratulations to Ben!!

Cite this article:
Knoechel, B.; Huang, C.-Y.; Liang, S.H. A Bottom-Up Approach for Automatically Grouping Sensor Data Layers by their Observed Property. ISPRS Int. J. Geo-Inf. 2013, 2, 1-26.

Ben successfully passed his thesis defence

Congratulations!! A new MSc graduates from GSWL. Today Ben successfully passed his thesis defence. His thesis title is "The Automatic Grouping of Sensor Data Layers - Using Semantic Clustering and Classification to Group Semantically Similar Sensor Data Layers".

OSM founder, Steve Coast, visited Geomatics Engineering

Open Street Map founder, Steve Coast, visited us today.

(left to right: Steve L., Naser, Ayman, and Steve C.)

Dr. Steve Liang receives the 2012 Department of Geomatics Engineering Early Research Excellence Award

Dr. Liang receives the 2012 Department of Geomatics Engineering Early Research Excellence Award. The award will be presented on November 22nd 2012. Congratulations to Dr. Liang and the team.

Reaching new heights - EagleWatch


Eagle Watch, developed by the GeoSensor Web Lab, is being used for the first time this year by Alberta researchers who study the migration of golden eagles. Our EagleWatch platform on UToday. Click here to read more.

An IJGIS paper accepted

Our paper titled "LOST-Tree: A Spatio-Temporal Structure for Efficient Sensor Data Loading in a Sensor Web Browser" is accepted by International Journal of Geographical Information Science (IJGIS) published by Taylor & Francis. Congratulations to Chih-Yuan (Alec)!!

Huang, C. - Y., and S. H. L. Liang, "LOST-Tree: A Spatio-Temporal Structure for Efficient Sensor Data Loading in a Sensor Web Browser", International Journal of Geographic Information Science, In Press

Four ACM SIGSPATIAL workshop papers accepted

Four papers are accepted by the ACM SIGSPATIAL workshops. Congratulations to Ebrahim, Mohammad, Leah, and Dr. Bakillah. The four papers are listed below.



Poorazizi, M. E., A. Hunter, and S. H. L. Liang, "Testing of Sensor Observation Services: A Performance Evaluation", The First ACM SIGSPATIAL International Workshop on Sensor Web Enablement 2012 (SWE2012), Redondo Beach, California

Dr. Liang appointed a member of an expert panel on innovative ICT uses for greening Canada


The Council of Canadian Academies has established a Panel of Experts to conduct an evidence-based assessment of the potential for new and innovative uses of information and communication technologies (ICTs) for Greening Canada. Dr. Steve Liang is appointed a member of the expert panel.
Syndicate content