Search Results for author: Vincent Zhao

Found 7 papers, 3 papers with code

Dialog Inpainting: Turning Documents into Dialogs

1 code implementation18 May 2022 Zhuyun Dai, Arun Tejasvi Chaganty, Vincent Zhao, Aida Amini, Qazi Mamunur Rashid, Mike Green, Kelvin Guu

Our approach takes the text of any document and transforms it into a two-person dialog between the writer and an imagined reader: we treat sentences from the article as utterances spoken by the writer, and then use a dialog inpainter to predict what the imagined reader asked or said in between each of the writer's utterances.

Conversational Question Answering Retrieval

Mixture-of-Experts with Expert Choice Routing

no code implementations18 Feb 2022 Yanqi Zhou, Tao Lei, Hanxiao Liu, Nan Du, Yanping Huang, Vincent Zhao, Andrew Dai, Zhifeng Chen, Quoc Le, James Laudon

Prior work allocates a fixed number of experts to each token using a top-k function regardless of the relative importance of different tokens.

Feature Selection Facilitates Learning Mixtures of Discrete Product Distributions

no code implementations25 Nov 2017 Vincent Zhao, Steven W. Zucker

Feature selection can facilitate the learning of mixtures of discrete random variables as they arise, e. g. in crowdsourcing tasks.

feature selection

Stagewise Learning for Sparse Clustering of Discretely-Valued Data

no code implementations9 Jun 2015 Vincent Zhao, Steven W. Zucker

The performance of EM in learning mixtures of product distributions often depends on the initialization.


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