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Chenghui Cai

Researcher at Duke University

Publications -  10
Citations -  350

Chenghui Cai is an academic researcher from Duke University. The author has contributed to research in topics: Bayesian network & Wireless sensor network. The author has an hindex of 8, co-authored 10 publications receiving 309 citations.

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Journal ArticleDOI

Information-Driven Sensor Path Planning by Approximate Cell Decomposition

TL;DR: A novel approximate cell-decomposition method in which obstacles, targets, sensor's platform, and FOV are represented as closed and bounded subsets of an Euclidean workspace, and these strategies outperform shortest path, complete coverage, random, and grid search strategies.
Journal ArticleDOI

A Geometric Optimization Approach to Detecting and Intercepting Dynamic Targets Using a Mobile Sensor Network

TL;DR: A methodology is developed to deploy a mobile sensor network for the purpose of detecting and capturing mobile targets in the plane using a new cell decomposition approach to formulate the probability of detection and the cost of operating the robots based on the geometric properties of the network.
Journal ArticleDOI

A Comparison of Information Functions and Search Strategies for Sensor Planning in Target Classification

TL;DR: This paper investigates the comparative performance of several information-driven search strategies and decision rules using a canonical target classification problem and shows that quadratic entropy typically leads to the most effective search strategy with respect to correct-classification rates.
Journal ArticleDOI

Information-Driven Search Strategies in the Board Game of CLUE $^{\circit{R}}$

TL;DR: The game results show that a computer player implementing the strategies developed in this paper outperforms players implementing Bayesian networks, Q-learning, or constraint satisfaction, as well as human players.
Proceedings ArticleDOI

A Geometric Optimization Approach to Detecting and Intercepting Dynamic Targets

TL;DR: A methodology is developed to deploy a mobile sensor network for the purpose of detecting and capturing mobile targets in the plane using a new cell decomposition approach to formulate the probability of detection and the cost of operating the robots based on the geometric properties of the network.