Vaibhav Garg

2 accepted papers

2022

Pixie: Preference in Implicit and Explicit Comparisons

Amanul Haque, Vaibhav Garg, Hui Guo, Munindar Singh

ACL 2022short

We present Pixie, a manually annotated dataset for preference classification comprising 8,890 sentences drawn from app reviews. Unlike previous studies on preference classification, Pixie contains implicit (omitting an entity being compared) and indirect (lacking comparative linguistic cues) compari…

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2020

Source Enumeration via Toeplitz Matrix Completion

Vaibhav Garg, Pere Giménez-Febrer, Alba Pagès-Zamora, Ignacio Santamaría

ICASSP 2020accepted

This paper addresses the problem of source enumeration by an array of sensors in the presence of noise whose spatial covariance structure is a diagonal matrix with possibly different variances, referred to non-iid noise hereafter, when the sources are uncorrelated. The diagonal terms of the sample c…

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