We have been working on the following projects:

• Complex Networks
  • Understanding mechanisms behind power-law networks
  • Search in complex networks
• Sensor Networks
  • Publish/Subscribe Techniques for Sensor Networks
  • Learning-based Techniques for Target Tracking in Sensor Networks
  • Application of computational geometry, computational topology, and machine learning in sensor networks
• NSF CNS-0615055/CNS0753066: A Scalable and Self-Organizing System Architecture for Fast and Efficient Information Retrieval in Large-Scale Decentralized Networks
• Multimedia Networking
  • Multimedia dissemination in P2P/overlay networks
  • Multimedia broadcasting in ad hoc networks
• Decentralized techniques for network security and analysis