Search Results for author: Baocheng Geng

Found 12 papers, 0 papers with code

On Distributed and Asynchronous Sampling of Gaussian Processes for Sequential Binary Hypothesis Testing

no code implementations14 Sep 2023 Nandan Sriranga, Saikiran Bulusu, Baocheng Geng, Pramod K. Varshney

The distributed system is such that the sensors and the FC sample observations periodically, where the sampling times are not necessarily synchronous, i. e., the sampling times at different sensors and the FC may be different from each other.

Gaussian Processes

Distributed Quantized Detection of Sparse Signals Under Byzantine Attacks

no code implementations27 Apr 2023 Chen Quan, Yunghsiang S. Han, Baocheng Geng, Pramod K. Varshney

The proposed detectors can achieve the detection performance close to the benchmark likelihood ratio test (LRT) detector, which has perfect knowledge of the attack parameters and sparsity degree.

Human-machine Hierarchical Networks for Decision Making under Byzantine Attacks

no code implementations25 Jan 2023 Chen Quan, Baocheng Geng, Yunghsiang S. Han, Pramod K. Varshney

Consequently, the proposed scheme can effectively defend against Byzantine attacks and improve the quality of human sensors' decisions so that the performance of the human-machine collaborative system is enhanced.

Decision Making

Human-Machine Collaboration for Smart Decision Making: Current Trends and Future Opportunities

no code implementations18 Jan 2023 Baocheng Geng, Pramod K. Varshney

Recently, modeling of decision making and control systems that include heterogeneous smart sensing devices (machines) as well as human agents as participants is becoming an important research area due to the wide variety of applications including autonomous driving, smart manufacturing, internet of things, national security, and healthcare.

Autonomous Driving Decision Making

Loss Attitude Aware Energy Management for Signal Detection

no code implementations18 Jan 2023 Baocheng Geng, Chen Quan, Tianyun Zhang, Makan Fardad, Pramod K. Varshney

The amount of resource consumption that maximizes the humans' subjective utility is derived to characterize the actual behavior of humans.

energy management Management

Sequential Processing of Observations in Human Decision-Making Systems

no code implementations18 Jan 2023 Nandan Sriranga, Baocheng Geng, Pramod K. Varshney

In this work, we consider a binary hypothesis testing problem involving a group of human decision-makers.

Decision Making

Efficient Ordered-Transmission Based Distributed Detection under Data Falsification Attacks

no code implementations18 Jul 2022 Chen Quan, Nandan Sriranga, Haodong Yang, Yunghsiang S. Han, Baocheng Geng, Pramod K. Varshney

In distributed detection systems, energy-efficient ordered transmission (EEOT) schemes are able to reduce the number of transmissions required to make a final decision.

Distributed Estimation in Large Scale Wireless Sensor Networks via a Two Step Group-based Approach

no code implementations17 Mar 2022 Shan Zhang, Pranay Sharma, Baocheng Geng, Pramod K. Varshney

To achieve greater sensor transmission and estimation efficiency, we propose a two step group-based collaborative distributed estimation scheme, where in the first step, sensors form dependence driven groups such that sensors in the same group are highly dependent, while sensors from different groups are independent, and perform a copula-based maximum a posteriori probability (MAP) estimation via intragroup collaboration.

Ordered Transmission-based Detection in Distributed Networks in the Presence of Byzantines

no code implementations21 Jan 2022 Chen Quan, Saikiran Bulusu, Baocheng Geng, Pramod K. Varshney

The ordered transmission (OT) scheme reduces the number of transmissions needed in the network to make the final decision, while it maintains the same probability of error as the system without using OT scheme.

A Novel Spectrally-Efficient Uplink Hybrid-Domain NOMA System

no code implementations17 Jul 2020 Chen Quan, Animesh Yadav, Baocheng Geng, Pramod K. Varshney, H. Vincent Poor

This paper proposes a novel hybrid-domain (HD) non-orthogonal multiple access (NOMA) approach to support a larger number of uplink users than the recently proposed code-domain NOMA approach, i. e., sparse code multiple access (SCMA).

Clustering

Prospect Theory Based Crowdsourcing for Classification in the Presence of Spammers

no code implementations3 Sep 2019 Baocheng Geng, Qunwei Li, Pramod K. Varshney

We consider the $M$-ary classification problem via crowdsourcing, where crowd workers respond to simple binary questions and the answers are aggregated via decision fusion.

General Classification

Decision Tree Design for Classification in Crowdsourcing Systems

no code implementations1 May 2018 Baocheng Geng, Qunwei Li, Pramod K. Varshney

In this paper, we present a novel sequential paradigm for classification in crowdsourcing systems.

Classification General Classification

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