Search Results for author: Cheng Chang

Found 10 papers, 3 papers with code

Modeling the US-China trade conflict: a utility theory approach

no code implementations23 Oct 2020 Yuhan Zhang, Cheng Chang

This paper models the US-China trade conflict and attempts to analyze the (optimal) strategic choices.

Learning Effective Visual Relationship Detector on 1 GPU

no code implementations12 Dec 2019 Yichao Lu, Cheng Chang, Himanshu Rai, Guangwei Yu, Maksims Volkovs

We present our winning solution to the Open Images 2019 Visual Relationship challenge.

Object Detection

Explore-Exploit Graph Traversal for Image Retrieval

1 code implementation CVPR 2019 Cheng Chang, Guangwei Yu, Chundi Liu, Maksims Volkovs

Given a nearest neighbor graph produced by the global descriptor model, we traverse it by alternating between exploit and explore steps.

Image Retrieval

Affordable On-line Dialogue Policy Learning

no code implementations EMNLP 2017 Cheng Chang, Runzhe Yang, Lu Chen, Xiang Zhou, Kai Yu

The key to building an evolvable dialogue system in real-world scenarios is to ensure an affordable on-line dialogue policy learning, which requires the on-line learning process to be safe, efficient and economical.

Dialogue Management

On-line Dialogue Policy Learning with Companion Teaching

no code implementations EACL 2017 Lu Chen, Runzhe Yang, Cheng Chang, Zihao Ye, Xiang Zhou, Kai Yu

On-line dialogue policy learning is the key for building evolvable conversational agent in real world scenarios.

Dialogue Management

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