Search Results for author: Kiran K. Thekumparampil

Found 6 papers, 1 papers with code

Statistically and Computationally Efficient Linear Meta-representation Learning

no code implementations NeurIPS 2021 Kiran K. Thekumparampil, Prateek Jain, Praneeth Netrapalli, Sewoong Oh

To cope with such data scarcity, meta-representation learning methods train across many related tasks to find a shared (lower-dimensional) representation of the data where all tasks can be solved accurately.

Few-Shot Learning Representation Learning

FedChain: Chained Algorithms for Near-Optimal Communication Cost in Federated Learning

no code implementations ICLR 2022 Charlie Hou, Kiran K. Thekumparampil, Giulia Fanti, Sewoong Oh

We propose FedChain, an algorithmic framework that combines the strengths of local methods and global methods to achieve fast convergence in terms of R while leveraging the similarity between clients.

Federated Learning Image Classification

Efficient Algorithms for Federated Saddle Point Optimization

no code implementations12 Feb 2021 Charlie Hou, Kiran K. Thekumparampil, Giulia Fanti, Sewoong Oh

Our goal is to design an algorithm that can harness the benefit of similarity in the clients while recovering the Minibatch Mirror-prox performance under arbitrary heterogeneity (up to log factors).

Attention-based Graph Neural Network for Semi-supervised Learning

1 code implementation ICLR 2018 Kiran K. Thekumparampil, Chong Wang, Sewoong Oh, Li-Jia Li

Recently popularized graph neural networks achieve the state-of-the-art accuracy on a number of standard benchmark datasets for graph-based semi-supervised learning, improving significantly over existing approaches.

Graph Regression

Learning from Comparisons and Choices

no code implementations24 Apr 2017 Sahand Negahban, Sewoong Oh, Kiran K. Thekumparampil, Jiaming Xu

This also allows one to compute similarities among users and items to be used for categorization and search.

Marketing Recommendation Systems

Collaboratively Learning Preferences from Ordinal Data

no code implementations NeurIPS 2015 Sewoong Oh, Kiran K. Thekumparampil, Jiaming Xu

In order to predict the preferences, we want to learn the underlying model from noisy observations of the low-rank matrix, collected as revealed preferences in various forms of ordinal data.

Collaborative Ranking Management +1

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