Search Results for author: Ruomin Huang

Found 4 papers, 3 papers with code

Randomized Greedy Algorithms and Composable Coreset for k-Center Clustering with Outliers

1 code implementation7 Jan 2023 Hu Ding, Ruomin Huang, Kai Liu, Haikuo Yu, Zixiu Wang

Though a number of methods have been developed in the past decades, it is still quite challenging to design quality guaranteed algorithm with low complexity for this problem.

Clustering

Coresets for Wasserstein Distributionally Robust Optimization Problems

1 code implementation9 Oct 2022 Ruomin Huang, Jiawei Huang, Wenjie Liu, Hu Ding

Though it is challenging to obtain a conventional coreset for \textsf{WDRO} due to the uncertainty issue of ambiguous data, we show that we can compute a ``dual coreset'' by using the strong duality property of \textsf{WDRO}.

Coresets for Relational Data and The Applications

1 code implementation9 Oct 2022 Jiaxiang Chen, Qingyuan Yang, Ruomin Huang, Hu Ding

A coreset is a small set that can approximately preserve the structure of the original input data set.

Relational Reasoning

A Novel Sequential Coreset Method for Gradient Descent Algorithms

no code implementations5 Dec 2021 Jiawei Huang, Ruomin Huang, Wenjie Liu, Nikolaos M. Freris, Hu Ding

A wide range of optimization problems arising in machine learning can be solved by gradient descent algorithms, and a central question in this area is how to efficiently compress a large-scale dataset so as to reduce the computational complexity.

Data Compression

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