Difference between revisions of "Working on"
 
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=What I'm Working On=
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=What I'm working on=
  
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This page is my attempt to keep track of all the things I'm working on...
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This page is my (not always current) attempt to keep track of all the things I'm working on...
  
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==Energy systems==
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#'''Barlow Twin Foundation Model project'''
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* Designing tariff schemes for resilient home customers with storage systems (with Nastaran Nasteri, Yashar Ghiassi-Farrokhfal,Wolf Ketter, and John Collins)
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#*Improving Barlow-Twin representation quality (with Frank Feng and Sadiq Jaffer)
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* Studying the impact of climate change on the transmission grid (with Petr Dolezal and Emily Shuckburgh)
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#*Estimating the impact of small field size on crop representations (with Madeleine Lisaius, Clement Atzberger (Mantle Labs) and Andrew Blake (Mantle Labs))
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* Estimating the reduction in lighting levels of commercial buildings from Earth observation (with Shivam Saraf and Abhinav Bora)
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#*Using Barlow-Twin representations to study fungal biodiversity (with Robin Young and [https://spun.earth SPUN])
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* Computing the solar and storage system sizing for the British Antarctic Survey base in Rothera, Antarctica (with Brad Huang, Fiodar Kazhamiaka, and Nopi Exizidou)
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#*Studying the impact of wildfires on forest carbon stock (with Jovana Knezevic and David Coomes)
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* Curating datasets collected from ISS4E over the past decade (with Siqing Huo)
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#'''Environment and conservation'''
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#*Estimating forest structure parameters using UAV-based monocular vision (with Yihang She, David Coomes, and Andrew Blake)
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#*Quantifying carbon sequestration in regrowing forests in the Brazilian Atlantic (with Felipe Begliomini and David Coomes)
 +
#*Identifying old growth forests in the Carpathians (with Tom Ratsakatika and Emily Lines)
 +
#*Evaluating the effectiveness of policy mixes in reducing deforestation at the jurisdiction  level (with Jakob Poffley and Rachael Garrett)
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#*Developing algorithms for trunk diameter estimation in complex environments using game engine-based training (with Frank Feng and Edwin Yang (UW))
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#'''Extreme weather impact and mitigation'''
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#*Studying the impact of extreme weather on the transmission grid (with Enming Liang and Minghua Chen (both CityU HK))
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#*Creating spatially-explicit maps of extreme weather impact on building occupants (with Andrea Domiter)
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#'''Energy systems'''
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#*Joint placement, sizing, and operation of solar panels and storage in residential settings (with Hetong Shen)
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#*Fast sizing of solar and storage for residential energy systems (with Julia Gschwind (ETH))
  
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==Forest conservation and restoration==
 
  
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* Improving the performance of Individual-Based Models for forests (with Siyi Ji)
 
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* Linking Earth observation to carbon sequestration certificates (with Tom Shan)
 
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* Using Time-of-flight sensors on mobile phones for geometric modelling of forest inventory (with Amelia Holcomb)
 
  
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==Blockchains==
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[[Completed work]]
  
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* Implementing [https://arxiv.org/abs/1810.09300 RCanopus] (with Christian Gorenflo, Ashwin Sekhari, Qingnan Duan, Linguan Wang, Lukasz Golab, Bernard Wong, and (at UMass) Stephen Lee and Prashant Shenoy)
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* Speeding up Hyperledger Fabric with pre-validation (with Rishav Agarwal, Christian Gorenflo, and Lukasz Golab)
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Last updated April 2025
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* Supporting time-based smart contracts in Hyperledger Fabric (with Aritra Mitra, Christian Gorenflo, and Lukasz Golab)
 
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==Misc.==
 
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* Designing an index to measure researcher influence and also identify potential research fraud (with Ankai Jie)
 
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* Crowdsensing data (with Bihan Liu and Fiodar Kazhamiaka)
 
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* Using DNNs to extrapolate Earth observation data to cloudy regions (with Harsimrat Bhundar and Clement Atzberger)
 
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=Completed work and outcomes=
 
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===Summer 2020===
 
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* Designing a trusted smart meter to ensure that data that enters a blockchain can be relied upon. (with Dimcho Karakashev and Sergey Gorbunov)
 
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* 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)
 
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* 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)
 
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* Enhancing Hyperledger Fabric with quantum-safe cryptographic algorithms (with Bhargav Das, Amelia Holcombe, Geovandro Pereira, and Michele Mosca)
 
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===Winter/Spring 2020===
 
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* Raspberry-Pi system to read analog meters (with Ivy Liu, Yerbol Aussat, and Costin Ograda-Bratu)
 
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** [https://github.com/yerbolaussat/Analog-meter-reader Github link to source code]
 
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* Better teleconferencing (with David Adeboye)
 
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**Master's thesis
 
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* Determining when to resize home energy storage systems
 
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**Bachelor's thesis
 
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** J. Deller and S. Keshav, "[https://svr-sk818-web.cl.cam.ac.uk/keshav/wiki/images/b/b7/Resizing_storage-camera.pdf The Benefits of Dynamically Resizing Storage,]" ''Proc. Energy Storage Workshop at ACM eEnergy 2020,'', June 2020.
 
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* Low-cost humidity sensing for greenhouses
 
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** J. Wang, L. Chang, S. Aggarwal, O. Abari, and S. Keshav, "Soil Moisture Sensing with Commodity RFID Systems," ''Proc. ACM Mobisys'', 2020.
 
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===Fall 2019===
 
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* [https://arxiv.org/pdf/1906.11229 Conflict resolution] for hot keys in Fabric
 
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** C. Gorenflo, L. Golab, S. Keshav, "XOX Fabric: A hybrid approach to blockchain transaction execution," To Appear, Proc. IEEE ICBC, 2020.
 
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* Using RFID-based sensors for determining soil moisture level
 
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**J. Wang, L. Chang, S. Aggarwal, O. Abari, and S. Keshav, "Soil Moisture Sensing with Commodity RFID Systems," To Appear, Proc. ACM Mobisys, 2020.
 
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===Summer 2019===
 
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* Improving the performance of Hyperledger Fabric
 
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** Gorenflo, S. Lee, L. Golab, S. Keshav. FastFabric: Scaling Hyperledger Fabric to 20,000 Transactions per Second, Proc. IEEE ICBC, May 2019. 
 
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* Using Fabric to provide an audit trail for electric vehicle charging
 
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** C. Gorenflo, L. Golab, and S. Keshav, [https://dl.acm.org/citation.cfm?id=3328283 Mitigating Trust Issues in Electric Vehicle Charging using a Blockchain], ''Proc. ACM eEnergy 2019'', June 2019.
 
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* Using deep neural networks to compute optimal (MPC-computed) storage operation strategies
 
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** F. Kazhamiaka, S. Keshav, and C. Rosenberg, [https://dl.acm.org/citation.cfm?id=3331032 Adaptive Battery Control with Neural Networks], ''Proc. AMLIES Workshop at ACM eEnergy 2019'', June 2019.
 
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* Using cloud cover and solar panel images to detect panel soiling and shadowing (with Yingjie Chen)
 
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===Spring 2019===
 
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* Using IoT to reduce energy costs of lighting (with Yerbol Aussat)
 
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* Managing data consent on Fabric
 
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** * R. Agarwal, D. Kumar , L. Golab, S. Keshav, "Consentio: Managing Consent to Data Access using Permissioned Blockchains," ''To Appear, Proc. IEEE ICBC'', 2020.
 
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* Reducing the cost of personal thermal comfort systems (with Costin Ograda-Bratu)
 
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===Winter 2019===
 
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* Using computer vision algorithms to estimate the degree of snow cover on solar panels (with Jia Ying Lin)
 
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* Improving the accuracy of RFID-based sensors (with Ju Wang and Omid Abari)
 
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** J. Wang, O. Abari, L. Chang, and S. Keshav, [https://dl.acm.org/citation.cfm?id=3326084 Are RFID Sensing Systems Ready for the Real World?], ''Proc. Mobisys 2019'', June 2019
 
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* Designing and building an off-grid system to capture e-scooter activity and accidents (with Tingyun Liu and Lime Inc.)
 
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* Improving the description of research outcomes from my energy systems research (with Shela Qiu)
 
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Last updated September 29, 2020
 

Latest revision as of 12:13, 8 April 2025

What I'm working on

This page is my (not always current) attempt to keep track of all the things I'm working on...

  1. Barlow Twin Foundation Model project
    • Improving Barlow-Twin representation quality (with Frank Feng and Sadiq Jaffer)
    • Estimating the impact of small field size on crop representations (with Madeleine Lisaius, Clement Atzberger (Mantle Labs) and Andrew Blake (Mantle Labs))
    • Using Barlow-Twin representations to study fungal biodiversity (with Robin Young and SPUN)
    • Studying the impact of wildfires on forest carbon stock (with Jovana Knezevic and David Coomes)
  2. Environment and conservation
    • Estimating forest structure parameters using UAV-based monocular vision (with Yihang She, David Coomes, and Andrew Blake)
    • Quantifying carbon sequestration in regrowing forests in the Brazilian Atlantic (with Felipe Begliomini and David Coomes)
    • Identifying old growth forests in the Carpathians (with Tom Ratsakatika and Emily Lines)
    • Evaluating the effectiveness of policy mixes in reducing deforestation at the jurisdiction level (with Jakob Poffley and Rachael Garrett)
    • Developing algorithms for trunk diameter estimation in complex environments using game engine-based training (with Frank Feng and Edwin Yang (UW))
  3. Extreme weather impact and mitigation
    • Studying the impact of extreme weather on the transmission grid (with Enming Liang and Minghua Chen (both CityU HK))
    • Creating spatially-explicit maps of extreme weather impact on building occupants (with Andrea Domiter)
  4. Energy systems
    • Joint placement, sizing, and operation of solar panels and storage in residential settings (with Hetong Shen)
    • Fast sizing of solar and storage for residential energy systems (with Julia Gschwind (ETH))


Completed work

Last updated April 2025

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