Brief Bio

Hello there!!! Welcome to my site. I am Kushagra Chatterjee. I have completed my PhD at the National University of Singapore under the supervision of Prof Diptarka Chakraborty. I have done my masters in Computer Science from Chennai Mathematical Institute. My Msc thesis supervisor was Prof Prajakta Nimbhorkar. I did my bachelors in Mathematics from Ramakrishna Mission Residential College, Narendrapur. My schooling is from Ramakrishna Mission Vidyalaya, Narendrapur.

Research Interests : Clustering algorithms, fairness, optimization, theory.

Email: kushagra.chatterjee@u.nus.edu, kushagrachatterjee@gmail.com

Publications

(6) A Configuration-LP Framework for Connected k-Median Clustering (APPROX 2026)

Diptarka Chakraborty, Kushagra Chatterjee, Debarati Das, Tien Long Nguyen, Romina Nobahari

Aug 2025 - December 2025: Teaching Assistant, Optimisation Algorithms (CS4234), National University of Singapore.

My job was to correct the answer sheets for the assignments and quizzes the lecturer took.

Aug 2024 - December 2024: Teaching Assistant, Algorithm at Scale Course (CS5230), National University of Singapore.

My job was to correct the answer sheets for the assignments and quizzes the lecturer took. I also need to grade the research projects.

Jan 2024 - Apr 2024: Teaching Assistant, Data Structure and Algorithms Course (CS2040S), National University of Singapore.

The job was to explain and discuss the problems with the students given in their assignments. (Feedback by students)

Aug 2023 - December 2023: Teaching Assistant, Algorithm at Scale Course (CS5230), National University of Singapore.

My job was to correct the answer sheets for the assignments and quizzes the lecturer took. I also need to grade the research projects.

Jan 2023 - Apr 2023: Teaching Assistant, Data Structure and Algorithms Course (CS2040S), National University of Singapore.

The job was to explain and discuss the problems with the students given in their assignments.

Jan 2022 - Apr 2022: Part-time Teaching Assistant, Data Structure and Algorithms Course (CS2040S), National University of Singapore.

The job was to explain and discuss the problems with the students given in their assignments. Here, I occasionally conducted classes on behalf of other TAs when they were unavailable, ensuring continuity in instruction and support for the students.

Fair Clustering
- AAMAS 2026
- AAAI 2026
- COLT 2025 (Talk) (Slides)
- ISI KOLKATA - 7th October 2025.