App/Demo Experience
- ASDO : ASDO Demo for Spatial Analytical Queries.
- RoadsInDB : A technical blog that introduces how to use our distance oracle technology in a variant of applications.
- NewsStand : a map interface to explore
the real time news from hundreds news sources in the world.
- Geollery : a map interface to explore
the interesting images from Instagram.
- TwitterStand : a map interface to explore
the real time news collected from Twitter.
Publications
- DOS: A Spatial System Offering Extremely High-Throughput Road Distance Computations
[paper]
Shangfu Peng, Jagan Sankaranarayanan, and Hanan Samet
SIGSPATIAL 2018.
- Simplification and Refinement for Speedy Spatio-temporal Hot Spot Detection Using Spark (GIS Cup)
[slides]
[paper]
Shangfu Peng, Hong Wei, Hao Li, and Hanan Samet
SIGSPATIAL 2016.
- CDO: Extremely High-Throughput Road Distance Computations on City Road Networks (Best Demo Award)
[poster]
[paper]
Shangfu Peng and Hanan Samet
SIGSPATIAL 2016.
- Streaming News Image Summarization
Hao Li, Shangfu Peng, and Hanan Samet
International Conference on Pattern Recognition (ICPR), 2016
- SPDO: High-Throughput Road Distance Computations on Spark using Distance Oracles
[slides]
[paper]
Shangfu Peng, Jagan Sankaranarayanan, and Hanan Samet
ICDE 2016.
- Analytical Queries on Road Networks: An Experimental Evaluation of Two System Architectures
[anim] [cumul]
[paper]
Shangfu Peng and Hanan Samet
SIGSPATIAL 2015.
- Viewing Streaming Spatially-Referenced Data at Interactive Rates (short paper)
[poster]
[paper]
Shangfu Peng, Hanan Samet, and Marco D. Adelfio
SIGSPATIAL 2014.
- Query optimization for differentially private data management systems
[paper]
Shangfu Peng, Yin Yang, Zhenjie Zhang, Marianne Winslett and Yong Yu
ICDE 2013.
- DP-tree: indexing multi-dimensional data under differential privacy (poster)
[poster]
Shangfu Peng, Yin Yang, Zhenjie Zhang, Marianne Winslett and Yong Yu
SIGMOD 2012.