Working on

What I'm Working On

This page is my attempt to keep track of all the things I'm working on...

Forest conservation and restoration

  • Improving the performance of Individual-Based Models for forests (with Yu He)
  • Linking Earth observation to carbon sequestration certificates (with Alan Marko)
  • Estimating IUCN Red List status of birds from Earth observation (with David Wesby, David Coomes, BirdLife International, and the Royal Society for the Protection of Birds)
  • Using Time-of-flight sensors on mobile phones for geometric modelling of forest inventory (with Amelia Holcomb, Bill Tong, and Yijie Wang)

Blockchains

  • Implementing RCanopus (with Christian Gorenflo, Ashwin Sekhari, Qingnan Duan, Linguan Wang, Lukasz Golab, Bernard Wong, and (at UMass) Stephen Lee and Prashant Shenoy)
  • Enhancing Hyperledger Fabric with quantum-safe cryptographic algorithms (with Bhargav Das, Amelia Holcombe, Geovandro Pereira, and Michele Mosca)

Energy systems

  • Creating a website for homeowners and businesses to determine how many solar panels and how large a storage battery to buy to achieve a certain level of grid independence (with Brad Huang and Fiodar Kazhamiaka)
  • Estimating the solar and storage system sizing for the British Antarctic Survey base in Rothera, Antarctica (with Brad Huang, Fiodar Kazhamiaka, and Nopi Exizidou)

Misc.

  • Designing an index to measure researcher influence and also identify potential research fraud (with Ankai Jie)

Completed work and outcomes

Summer 2020

  • Designing a trusted smart meter to ensure that data that enters a blockchain can be relied upon. (with Dimcho Karakashev and Sergey Gorbunov)

Winter/Spring 2020

  • Raspberry-Pi system to read analog meters (with Ivy Liu, Yerbol Aussat, and Costin Ograda-Bratu)
  • Better teleconferencing (with David Adeboye)
    • Master's thesis in preparation
  • Determining when to resize home energy storage systems
  • Low-cost humidity sensing for greenhouses
    • J. Wang, L. Chang, S. Aggarwal, O. Abari, and S. Keshav, "Soil Moisture Sensing with Commodity RFID Systems," To Appear, Proc. ACM Mobisys, 2020.

Fall 2019

  • Conflict resolution for hot keys in Fabric
    • C. Gorenflo, L. Golab, S. Keshav, "XOX Fabric: A hybrid approach to blockchain transaction execution," To Appear, Proc. IEEE ICBC, 2020.
  • Using RFID-based sensors for determining soil moisture level
    • J. Wang, L. Chang, S. Aggarwal, O. Abari, and S. Keshav, "Soil Moisture Sensing with Commodity RFID Systems," To Appear, Proc. ACM Mobisys, 2020.

Summer 2019

  • Improving the performance of Hyperledger Fabric
    • Gorenflo, S. Lee, L. Golab, S. Keshav. FastFabric: Scaling Hyperledger Fabric to 20,000 Transactions per Second, Proc. IEEE ICBC, May 2019.
  • Using Fabric to provide an audit trail for electric vehicle charging
  • Using deep neural networks to compute optimal (MPC-computed) storage operation strategies
  • Using cloud cover and solar panel images to detect panel soiling and shadowing (with Yingjie Chen)

Spring 2019

  • Using IoT to reduce energy costs of lighting (with Yerbol Aussat)
  • Managing data consent on Fabric
    • * R. Agarwal, D. Kumar , L. Golab, S. Keshav, "Consentio: Managing Consent to Data Access using Permissioned Blockchains," To Appear, Proc. IEEE ICBC, 2020.
  • Reducing the cost of personal thermal comfort systems (with Costin Ograda-Bratu)

Winter 2019

  • Using computer vision algorithms to estimate the degree of snow cover on solar panels (with Jia Ying Lin)
  • Designing and building an off-grid system to capture e-scooter activity and accidents (with Tingyun Liu and Lime Inc.)
  • Improving the description of research outcomes from my energy systems research (with Shela Qiu)

Last updated June 10, 2020