Publications (38)
A Large-Scale Study of a Sleep Tracking and Improving Device with Closed-loop and Personalized Real-time Acoustic Stimulation
Anh Nguyen, Galen Pogoncheff, Ban Xuan Dong +8
Various intervention therapies ranging from pharmaceutical to hi-tech tailored solutions have been available to treat difficulty in falling asleep commonly caused by insomnia in mo…
A New Sparsification and Reconstruction Strategy for Compressed Sensing Photoacoustic Tomography
Markus Haltmeier, Michael Sandbichler, Thomas Berer +3
Compressed sensing (CS) is a promising approach to reduce the number of measurements in photoacoustic tomography (PAT) while preserving high spatial resolution. This allows to incr…
Revisiting the Disequilibrium Issues in Tackling Heart Disease Classification Tasks
Thao Hoang, Linh Nguyen, Khoi Do +2
In the field of heart disease classification, two primary obstacles arise. Firstly, existing Electrocardiogram (ECG) datasets consistently demonstrate imbalances and biases across…
Robust Constraint on Lorentz Violation Using Fermi-LAT Gamma-Ray Burst Data
John Ellis, Rostislav Konoplich, Nikolaos E. Mavromatos +3
Models of quantum gravity suggest that the vacuum should be regarded as a medium with quantum structure that may have non-trivial effects on photon propagation, including the viola…
Flint Water Crisis: Data-Driven Risk Assessment Via Residential Water Testing
Jacob Abernethy, Cyrus Anderson, Chengyu Dai +10
Recovery from the Flint Water Crisis has been hindered by uncertainty in both the water testing process and the causes of contamination. In this work, we develop an ensemble of pre…
Sampling for the V-line Transform with Vertex in a Circle
Duy N. Nguyen, Linh Nguyen
In this paper, we consider a special V-line transform. It integrates a given function f over the V-lines whose centers are on a circle centered at the origin and the symmetric axes…
Augmented NETT Regularization of Inverse Problems
Daniel Obmann, Linh Nguyen, Johannes Schwab +1
We propose aNETT (augmented NETwork Tikhonov) regularization as a novel data-driven reconstruction framework for solving inverse problems. An encoder-decoder type network defines a…
The average connectivity matrix of a graph
Linh Nguyen, Suil O
For a graph and for two distinct vertices and , let be the maximum number of vertex-disjoint paths joining and in . The average connectivity matrix…
Motion Estimation and Correction in Photoacoustic Tomographic Reconstruction
Julianne Chung, Linh Nguyen
Motion, e.g., due to patient movement or improper device calibration, is inevitable in many imaging modalities such as photoacoustic tomography (PAT) by a rotating system and can l…
Exploring the Potential of Large Language Models in Fine-Grained Review Comment Classification
Linh Nguyen, Chunhua Liu, Hong Yi Lin +1
Code review is a crucial practice in software development. As code review nowadays is lightweight, various issues can be identified, and sometimes, they can be trivial. Research ha…
Coverage Path Planning For Minimizing Expected Time to Search For an Object With Continuous Sensing
Linh Nguyen
In this paper, we present several results of both theoretical as well as practical interests. First, we propose the quota lawn mowing problem, an extension of the classic lawn mowi…
Adaptive neural network based dynamic surface control for uncertain dual arm robots
Dung Tien Pham, Thai Van Nguyen, Hai Xuan Le +5
The paper discusses an adaptive strategy to effectively control nonlinear manipulation motions of a dual arm robot (DAR) under system uncertainties including parameter variations,…
Multirobot Watchman Routes in a Simple Polygon
Joseph S. B. Mitchell, Linh Nguyen
The well-known \textsc{Watchman Route} problem seeks a shortest route in a polygonal domain from which every point of the domain can be seen. In this paper, we study the cooperativ…
Provable Methods for Searching with an Imperfect Sensor
Nilanjan Chakraborty, Prahlad Narasimhan Kasthurirangan, Joseph S. B. Mitchell +2
Assume that a target is known to be present at an unknown point among a finite set of locations in the plane. We search for it using a mobile robot that has imperfect sensing capab…
Mobility based network lifetime in wireless sensor networks: A review
Linh Nguyen, Hoc T. Nguyen
Increasingly emerging technologies in micro-electromechanical systems and wireless communications allows a mobile wireless sensor networks (MWSN) to be a more and more powerful mea…
SAND: A Self-supervised and Adaptive NAS-Driven Framework for Hardware Trojan Detection
Zhixin Pan, Ziyu Shu, Linh Nguyen +1
The globalized semiconductor supply chain has made Hardware Trojans (HT) a significant security threat to embedded systems, necessitating the design of efficient and adaptable dete…
Domain-to-Domain Translation Model for Recommender System
Linh Nguyen, Tsukasa Ishigaki
Recently multi-domain recommender systems have received much attention from researchers because they can solve cold-start problem as well as support for cross-selling. However, whe…
Spatially temporally distributed informative path planning for multi-robot systems
Binh Nguyen, Linh Nguyen, Truong X. Nghiem +5
This paper investigates the problem of informative path planning for a mobile robotic sensor network in spatially temporally distributed mapping. The robots are able to gather nois…
Large language models can be zero-shot anomaly detectors for time series?
Sarah Alnegheimish, Linh Nguyen, Laure Berti-Equille +1
Recent studies have shown the ability of large language models to perform a variety of tasks, including time series forecasting. The flexible nature of these models allows them to…
Optimizing Visibility-based Search in Polygonal Domains
Kien C. Huynh, Joseph S. B. Mitchell, Linh Nguyen +1
Given a geometric domain , visibility-based search problems seek routes for one or more mobile agents ("watchmen") to move within in order to be able to see a portion (or al…
Quantum Algorithm for Estimating Ollivier-Ricci Curvature
Nhat A. Nghiem, Linh Nguyen, Tuan K. Do +2
We introduce a quantum algorithm for computing the Ollivier Ricci curvature, a discrete analogue of the Ricci curvature defined via optimal transport on graphs and general metric s…
An Automated System for Detecting Visual Damages of Wind Turbine Blades
Linh Nguyen, Akshay Iyer, Shweta Khushu
Wind energy's ability to compete with fossil fuels on a market level depends on lowering wind's high operational costs. Since damages on wind turbine blades are the leading cause f…
Long- and Short-Ranged Chiral Interactions in DNA Assembled Plasmonic Chains
Kevin Martens, Felix Binkowski, Linh Nguyen +4
Molecular chirality plays a crucial role in innumerable biological processes. The chirality of a molecule can typically be identified by its characteristic optical response, the ci…
ADMM-based Adaptive Sampling Strategy for Nonholonomic Mobile Robotic Sensor Networks
Viet-Anh Le, Linh Nguyen, Truong X. Nghiem
This paper discusses the adaptive sampling problem in a nonholonomic mobile robotic sensor network for efficiently monitoring a spatial field. It is proposed to employ Gaussian pro…
Sparse aNETT for Solving Inverse Problems with Deep Learning
Daniel Obmann, Linh Nguyen, Johannes Schwab +1
We propose a sparse reconstruction framework (aNETT) for solving inverse problems. Opposed to existing sparse reconstruction techniques that are based on linear sparsifying transfo…
Scalable AI Framework for Defect Detection in Metal Additive Manufacturing
Duy Nhat Phan, Sushant Jha, James P. Mavo +4
Additive Manufacturing (AM) is transforming the manufacturing sector by enabling efficient production of intricately designed products and small-batch components. However, metal pa…
Intense squeezed light from lasers with sharply nonlinear gain at optical frequencies
Linh Nguyen, Jamison Sloan, Nicholas Rivera +1
Non-classical states of light, such as number-squeezed light, with fluctuations below the classical shot noise level, have important uses in metrology, communication, quantum infor…
Detecting Fraud in Financial Networks: A Semi-Supervised GNN Approach with Granger-Causal Explanations
Linh Nguyen, Marcel Boersma, Erman Acar
Fraudulent activity in the financial industry costs billions annually. Detecting fraud, therefore, is an essential yet technically challenging task that requires carefully analyzin…
Depth-based Sampling and Steering Constraints for Memoryless Local Planners
Thai Binh Nguyen, Linh Nguyen, Tanveer Choudhury +2
By utilizing only depth information, the paper introduces a novel but efficient local planning approach that enhances not only computational efficiency but also planning performanc…
Can a Robot Hear the Shape and Dimensions of a Room?
Linh Nguyen, Jaime Valls Miro, Xiaojun Qiu
Knowing the geometry of a space is desirable for many applications, e.g. sound source localization, sound field reproduction or auralization. In circumstances where only acoustic s…
A Learning and Masking Approach to Secure Learning
Linh Nguyen, Sky Wang, Arunesh Sinha
Deep Neural Networks (DNNs) have been shown to be vulnerable against adversarial examples, which are data points cleverly constructed to fool the classifier. Such attacks can be de…
ByteRover: Agent-Native Memory Through LLM-Curated Hierarchical Context
Andy Nguyen, Danh Doan, Hoang Pham +8
Memory-Augmented Generation (MAG) extends large language models with external memory to support long-context reasoning, but existing approaches universally treat memory as an exter…
Lipid Bilayer-Coated Curcumin-based Mesoporous Organosilica Nanoparticles for Cellular Delivery
Stefan Datz, Hanna Engelke, Constantin v. Schirnding +2
Effective and controlled drug delivery systems with on-demand release abilities and biocompatible properties receive enormous attention for biomedical applications. Here, we descri…
Approximation Algorithms for Anchored Multiwatchman Routes
Joseph S. B. Mitchell, Linh Nguyen
We study some variants of the -\textsc{Watchman Routes} problem, the cooperative version of the classic \textsc{Watchman Routes} problem in a simple polygon. The watchmen may be…
STRIKE: A Structured Taxonomy of Cybercrime for Risk, Impact, Knowledge, and Evolution
Melissa Pappy, Linh Nguyen, Suman Kumar +2
Cybercrime has grown exponentially in both scale and sophistication, posing significant threats. As attack methods evolve rapidly, traditional classification schemes often fail to…
Gaussian Mixture Marginal Distributions for Modelling Remaining Pipe Wall Thickness of Critical Water Mains in Non-Destructive Evaluation
Linh Nguyen, Jaime Valls Miro, Lei Shi +1
Rapidly estimating the remaining wall thickness (RWT) is paramount for the non-destructive condition assessment evaluation of large critical metallic pipelines. A robotic vehicle w…
Learning to identify cracks on wind turbine blade surfaces using drone-based inspection images
Akshay Iyer, Linh Nguyen, Shweta Khushu
Wind energy is expected to be one of the leading ways to achieve the goals of the Paris Agreement but it in turn heavily depends on effective management of its operations and maint…
SuperRAG: Beyond RAG with Layout-Aware Graph Modeling
Jeff Yang, Duy-Khanh Vu, Minh-Tien Nguyen +3
This paper introduces layout-aware graph modeling for multimodal RAG. Different from traditional RAG methods that mostly deal with flat text chunks, the proposed method takes into…