Kamala Varma Kamala Varma

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I am a fifth-year Ph.D. candidate in Computer Science at the University of Maryland, advised by Prof. Tudor Dumitraș. I expect to graduate in May 2026. I received my B.A. from Vanderbilt University in 2020, where I double majored in Mathematics and Computer Science and minored in Cinema and Media Arts.

I am experienced with virtual reality and computational sustainability research, but I now focus on topics relating to federated learning and adversarial machine learning. My dissertation explores applications of multi-exit models (MEMs), which are machine learning models that save on computational costs by allowing samples to exit the model early during inference. Specifically, I am exploring means of applying MEMs during training, both in federated and centralized settings within the language domain, and investigating their unique vulnerabilities in this context.

Outside of research, I enjoy bouldering and photography/videography.

PUBLICATIONS

IN PROGRESS

BOOK CHAPTERS

CONFERENCE PROCEEDINGS PAPERS

WORKSHOP PAPERS

PATENTS

EDUCATION

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  • Ph.D.
    Major: Computer Science
    Advisor: Dr. Tudor Dumitraș
    Lab: Maryland Cybersecurity Center (MC2)
    University of Maryland, College Park, MD
    08/2020 - 05/2026

  • B.A.
    Majors: Mathematics and Computer Science
    Minor: Cinema and Media Arts
    Vanderbilt University, Nashville, TN
    08/2016 - 05/2020

EXPERIENCE

Meta Machine Learning Engineer Intern — Summer 2024, Meta (Menlo Park, CA) (click to expand)

Manager: Gang Cheng
Worked on a label denoising project to improve Meta's TEXI model, which generates text embeddings optimized for integrity-related tasks (e.g., classifying text based on integrity violations). My project resulted in a ~6% performance improvement, and I wrote a guide detailing how the label denoising process can be applied to other embedding models across different modalities (e.g., image or video).

Research Mentor — Summer 2023, University of Maryland (College Park, MD) (click to expand)

Mentee: Arda Numanoğlu
Mentored an undergraduate student in the Summer at MC2 internship program. The intern co-authored a paper accepted to SaTML 2024.

Amazon Applied Scientist Intern — Summer 2022, Amazon (Boston, MA) (click to expand)

Team: Alexa Invocation
Manager: Dr. Jie Ding
Mentor: Dr. Tanya Roosta
Developed a method for federated learning systems involving clients with heterogeneous resource constraints. Authored a paper on this method, accepted to the International Workshop on Federated Learning for Distributed Data Mining.

IBM Graduate Research Intern — Summer 2021, IBM Almaden Research Center (San Jose, CA) (click to expand)

Team: AI Security and Privacy Solutions
Manager: Dr. Nathalie Baracaldo
Mentor: Dr. Yi Zhou
Analyzed Byzantine-robust aggregation algorithms in federated learning, developed a new defense, and co-applied for a patent. Studied certifiable robustness in federated learning contexts.

IBM Graduate Research Intern — Summer 2020, IBM Almaden Research Center (San Jose, CA) (click to expand)

Team: AI Security and Privacy Solutions
Manager: Dr. Nathalie Baracaldo
Mentor: Dr. Yi Zhou
Developed a Byzantine-robust aggregation algorithm for federated learning. Co-authored a paper accepted to IEEE Cloud 2021 and filed a patent (now granted).

IBM Undergraduate Research Intern — Summer 2019, IBM Almaden Research Center (San Jose, CA) (click to expand)

Team: AI Security and Privacy Solutions
Manager: Dr. Nathalie Baracaldo
Mentor: Dr. Yi Zhou
Researched clean-label poisoning attacks on deep neural networks and explored detection/mitigation methods.

NSF Computational Sustainability Network Intern — Summer 2018, Vanderbilt University (Nashville, TN) (click to expand)

Mentor: Dr. Douglas Fisher
Worked on an AI-driven storytelling tool focused on environmental topics using spatial context.

Big Data NSF REU Fellow — Summer 2017, University of Minnesota (Minneapolis, MN) (click to expand)

Mentor: Dr. Victoria Interrante
Conducted research on eye gaze patterns during collision avoidance in virtual reality environments.

AWARDS

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  • TEDxVanderbiltUniversity Speaker
    Lessons in Creativity from a Computer Artist Named Arthur
    Vanderbilt University, Nashville, TN
    November 2019

  • First Place Team, Almaden AI Hackathon
    MovieMates: An iOS app that can give movie recommendations to an individual or group based on their ratings of movies.
    IBM Almaden Research Center, San Jose, CA
    June 2019

  • Accepted Poster, Computational Sustainability Doctoral Consortium
    Region Radio: An AI that Finds and Tells Conservation-Themed Stories about Places and People
    Cornell University, Ithaca, NY
    September 2018

  • CRA-W GHC Research Scholar
    Grace Hopper Celebration, Houston, TX
    August 2018

  • Third Place Team, Google Games Nashville
    Competition hosted by Google for solving math, coding, and logic puzzles
    Nashville, TN
    April 2018

  • Best Short Paper Award
    Assessing the relevance of eye gaze patterns during collision avoidance in virtual reality.
    ICAT-EGVE-2017, Adelaide, Australia.
    November 2017

SERVICE

REVIEWER EXPERIENCE

TEACHING ASSISTANTSHIPS

MISCELLANEOUS

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  • I started a blog during undergrad where I write about various AI-related topics that interest me. I often incorporate personal anecdotes and original robot comics.

  • A hand-drawn animation short film I made during undergrad, The Mediocre Shapeshifter, was accepted to three film festivals: Bad Film Fest, We Like ‘Em Short – Animation and Comedy Film Festival, and Women in Comedy Festival.

  • Since starting climbing in Summer 2023, I've been posting videos of myself on TikTok (mainly as a way to track my progress).

CONTACT

EMAIL: kvarma[at]umd[dot]edu
OFFICE: 5112 Iribe Center, Department of Computer Science, University of Maryland, College Park. MD 20742