no code implementations • 8 Jul 2022 • Yifu Chen, Christos T. Maravelias, Xiaomin Zhang
Discretization-based methods have been proposed for solving nonconvex optimization problems with bilinear terms such as the pooling problem.
no code implementations • 31 Jan 2022 • Xiaomin Zhang, Xucheng Zhang, Po-Ling Loh, YIngyu Liang
Mixtures of ranking models are standard tools for ranking problems.
1 code implementation • Findings of the Association for Computational Linguistics 2020 • Zhao Jinman, Shawn Zhong, Xiaomin Zhang, YIngyu Liang
We look into the task of \emph{generalizing} word embeddings: given a set of pre-trained word vectors over a finite vocabulary, the goal is to predict embedding vectors for out-of-vocabulary words, \emph{without} extra contextual information.
no code implementations • 16 Jun 2020 • Xiaomin Zhang, Xiaojin Zhu, Po-Ling Loh
We first formulate a general statistical algorithm for identifying buggy points and provide rigorous theoretical guarantees under the assumption that the data follow a linear model.