Search Results for author: Lijun Qian

Found 26 papers, 1 papers with code

Comprehensive Validation on Reweighting Samples for Bias Mitigation via AIF360

no code implementations19 Dec 2023 Christina Hastings Blow, Lijun Qian, Camille Gibson, Pamela Obiomon, Xishuang Dong

Fairness AI aims to detect and alleviate bias across the entire AI development life cycle, encompassing data curation, modeling, evaluation, and deployment-a pivotal aspect of ethical AI implementation.

Binary Classification Fairness

Medical Data Augmentation via ChatGPT: A Case Study on Medication Identification and Medication Event Classification

no code implementations10 Jun 2023 Shouvon Sarker, Lijun Qian, Xishuang Dong

In the N2C2 2022 competitions, various tasks were presented to promote the identification of key factors in electronic health records (EHRs) using the Contextualized Medication Event Dataset (CMED).

Data Augmentation

Underwater Acoustic Communication Channel Modeling using Reservoir Computing

no code implementations30 May 2022 Oluwaseyi Onasami, Ming Feng, Hao Xu, Mulugeta Haile, Lijun Qian

Underwater acoustic (UWA) communications have been widely used but greatly impaired due to the complicated nature of the underwater environment.

Transfer Learning

Calibrated Bagging Deep Learning for Image Semantic Segmentation: A Case Study on COVID-19 Chest X-ray Image

no code implementations27 May 2022 Lucy Nwosu, Xiangfang Li, Lijun Qian, Seungchan Kim, Xishuang Dong

However, prediction uncertainty of deep learning models for these tasks, which is very important to safety-critical applications like medical image processing, has not been comprehensively investigated.

Computed Tomography (CT) Image Segmentation +2

Effect of Batch Normalization on Noise Resistant Property of Deep Learning Models

no code implementations15 May 2022 Omobayode Fagbohungbe, Lijun Qian

The fast execution speed and energy efficiency of analog hardware has made them a strong contender for deployment of deep learning model at the edge.

Impact of Learning Rate on Noise Resistant Property of Deep Learning Models

no code implementations8 May 2022 Omobayode Fagbohungbe, Lijun Qian

However, significant performance degradation suffered by deep learning models due to the inherent noise present in the analog computation can limit their use in mission-critical applications.

Impact of L1 Batch Normalization on Analog Noise Resistant Property of Deep Learning Models

no code implementations7 May 2022 Omobayode Fagbohungbe, Lijun Qian

In this work, the use of L1 or TopK BatchNorm type, a fundamental DNN model building block, in designing DNN models with excellent noise-resistant property is proposed.

Vocal Bursts Type Prediction

Underwater Acoustic Communication Channel Modeling using Deep Learning

no code implementations25 Jan 2022 Oluwaseyi Onasami, Damilola Adesina, Lijun Qian

With the recent increase in the number of underwater activities, having effective underwater communication systems has become increasingly important.

Integrating Human-in-the-loop into Swarm Learning for Decentralized Fake News Detection

no code implementations4 Jan 2022 Xishuang Dong, Lijun Qian

Moreover, it cannot fully involve user feedback in the loop of learning detection models for further enhancing fake news detection.

Fake News Detection

A Joint Energy and Latency Framework for Transfer Learning over 5G Industrial Edge Networks

no code implementations19 Apr 2021 Bo Yang, Omobayode Fagbohungbe, Xuelin Cao, Chau Yuen, Lijun Qian, Dusit Niyato, Yan Zhang

In this paper, we propose a transfer learning (TL)-enabled edge-CNN framework for 5G industrial edge networks with privacy-preserving characteristic.

Privacy Preserving Transfer Learning

Intelligent Spectrum Learning for Wireless Networks with Reconfigurable Intelligent Surfaces

no code implementations2 Mar 2021 Bo Yang, Xuelin Cao, Chongwen Huang, Chau Yuen, Lijun Qian, Marco Di Renzo

Reconfigurable intelligent surface (RIS) has become a promising technology for enhancing the reliability of wireless communications, which is capable of reflecting the desired signals through appropriate phase shifts.

Semi-supervised Learning for COVID-19 Image Classification via ResNet

no code implementations27 Feb 2021 Lucy Nwosu, Xiangfang Li, Lijun Qian, Seungchan Kim, Xishuang Dong

Coronavirus disease 2019 (COVID-19) is an ongoing global pandemic in over 200 countries and territories, which has resulted in a great public health concern across the international community.

Classification General Classification +1

A Survey of Complex-Valued Neural Networks

no code implementations28 Jan 2021 Joshua Bassey, Lijun Qian, Xianfang Li

Artificial neural networks (ANNs) based machine learning models and especially deep learning models have been widely applied in computer vision, signal processing, wireless communications, and many other domains, where complex numbers occur either naturally or by design.

BIG-bench Machine Learning

Adversarial Machine Learning in Wireless Communications using RF Data: A Review

no code implementations28 Dec 2020 Damilola Adesina, Chung-Chu Hsieh, Yalin E. Sagduyu, Lijun Qian

In addition, an holistic survey of existing research on AML attacks for various wireless communication problems as well as the corresponding defense mechanisms in the wireless domain are presented.

BIG-bench Machine Learning

Benchmarking Inference Performance of Deep Learning Models on Analog Devices

no code implementations24 Nov 2020 Omobayode Fagbohungbe, Lijun Qian

Analog hardware implemented deep learning models are promising for computation and energy constrained systems such as edge computing devices.

Benchmarking Edge-computing +2

Offloading Optimization in Edge Computing for Deep Learning Enabled Target Tracking by Internet-of-UAVs

no code implementations18 Aug 2020 Bo Yang, Xuelin Cao, Chau Yuen, Lijun Qian

This motivates us to consider offloading this type of deep learning (DL) tasks to a mobile edge computing (MEC) server due to limited computational resource and energy budget of the UAV, and further improve the inference accuracy.

Edge-computing

Computation Offloading in Multi-Access Edge Computing Networks: A Multi-Task Learning Approach

no code implementations29 Jun 2020 Bo Yang, Xuelin Cao, Joshua Bassey, Xiangfang Li, Timothy Kroecker, Lijun Qian

Multi-access edge computing (MEC) has already shown the potential in enabling mobile devices to bear the computation-intensive applications by offloading some tasks to a nearby access point (AP) integrated with a MEC server (MES).

Edge-computing Multi-Task Learning

Lessons Learned from Accident of Autonomous Vehicle Testing: An Edge Learning-aided Offloading Framework

no code implementations27 Jun 2020 Bo Yang, Xuelin Cao, Xiangfang Li, Chau Yuen, Lijun Qian

This letter proposes an edge learning-based offloading framework for autonomous driving, where the deep learning tasks can be offloaded to the edge server to improve the inference accuracy while meeting the latency constraint.

Autonomous Driving

Efficient Privacy Preserving Edge Computing Framework for Image Classification

no code implementations10 May 2020 Omobayode Fagbohungbe, Sheikh Rufsan Reza, Xishuang Dong, Lijun Qian

In order to extract knowledge from the large data collected by edge devices, traditional cloud based approach that requires data upload may not be feasible due to communication bandwidth limitation as well as privacy and security concerns of end users.

Classification Data Compression +5

Ensemble Deep Learning on Time-Series Representation of Tweets for Rumor Detection in Social Media

no code implementations26 Apr 2020 Chandra Mouli Madhav Kotteti, Xishuang Dong, Lijun Qian

By combining the proposed data pre-processing method with the ensemble model, better performance of rumor detection has been demonstrated in the experiments using PHEME dataset.

Time Series Time Series Analysis

Device Authentication Codes based on RF Fingerprinting using Deep Learning

no code implementations19 Apr 2020 Joshua Bassey, Xiangfang Li, Lijun Qian

Specifically, an autoencoder is used to automatically extract features from the RF traces, and the reconstruction error is used as the DAC and this DAC is unique to the device and the particular message of interest.

Two-path Deep Semi-supervised Learning for Timely Fake News Detection

no code implementations31 Jan 2020 Xishuang Dong, Uboho Victor, Lijun Qian

In addition, we build a shared CNN to extract the low level features on both labeled data and unlabeled data to feed them into these two paths.

Fake News Detection Vocal Bursts Valence Prediction

Hierarchical Transfer Convolutional Neural Networks for Image Classification

no code implementations30 Mar 2018 Xishuang Dong, Hsiang-Huang Wu, Yuzhong Yan, Lijun Qian

In this paper, we address the issue of how to enhance the generalization performance of convolutional neural networks (CNN) in the early learning stage for image classification.

Classification General Classification +1

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