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stat.ML2022
Recover the spectrum of covariance matrix: a non-asymptotic iterative method
Juntao Duan, Ionel Popescu, Heinrich Matzinger
It is well known the sample covariance has a consistent bias in the spectrum, for example spectrum of Wishart matrix follows the Marchenko-Pastur law. We in this work introduce an…
stat.ML2019
A cost-reducing partial labeling estimator in text classification problem
Jiangning Chen, Zhibo Dai, Juntao Duan +5
We propose a new approach to address the text classification problems when learning with partial labels is beneficial. Instead of offering each training sample a set of candidate l…