Scholars@Duke
Maria Gorlatova

Maria Gorlatova

Sternberg Family Associate Professor of Electrical and Computer Engineering
Pierre R. Lamond Department of Electrical and Computer Engineering
Office hours Mondays 9-11 AM, or by appointment  

Scholarly Works - Journal articles

Rhythms of Recovery: Patient-Centered Virtual Reality Exergame for Physical Rehabilitation in the Intensive Care Unit.

Journal article IEEE transactions on visualization and computer graphics · May 2026 Early mobilization is a structured protocol designed to facilitate motor recovery in intensive care unit (ICU) patients with ICU-acquired weakness. This process is typically implemented by an interdisciplinary team of nurses, physical therapists, and other ... Full text Cite

LIO-VisionAR: Intelligence-enabled augmented reality guidance for laser indirect ophthalmoscope-based retinal laser therapy

Journal article Intelligence Based Medicine · March 1, 2026 Objective Laser indirect ophthalmoscope (LIO) retinal therapy is a complex procedure that demands precision. We present LIO-VisionAR, an intelligence-enabled augmented reality (AR) guidance system designed to support safer and more effective training for L ... Full text Cite

Detecting Visual Information Manipulation Attacks in Augmented Reality: A Multimodal Semantic Reasoning Approach.

Journal article IEEE transactions on visualization and computer graphics · November 2025 The virtual content in augmented reality (AR) can introduce misleading or harmful information, leading to semantic misunderstandings or user errors. In this work, we focus on visual information manipulation (VIM) attacks in AR, where virtual content change ... Full text Cite

Human-Centered Design of a Virtual Reality Intervention to Promote Early Mobility in a Cardiothoracic ICU.

Journal article Computers, informatics, nursing : CIN · October 2025 Creative solutions are needed to enhance mobility activities in the ICU to combat the sequela of prolonged bed rest. Virtual reality has gained favor for use in outpatient areas, yet the user experience of the ICU patient is relatively unknown. This qualit ... Full text Cite

Augmented Reality-Based Contextual Guidance Through Surgical Tool Tracking in Neurosurgery.

Journal article IEEE transactions on visualization and computer graphics · July 2025 External ventricular drain (EVD) is a common, yet challenging neurosurgical procedure of placing a catheter into the brain ventricular system that requires prolonged training for surgeons to improve the catheter placement accuracy. In this article, we intr ... Full text Cite

Message from the Program Committee Co-Chairs

Journal article ACM Sensys 2025 23rd ACM Conference on Embedded Networked Sensor Systems in Transactions to Conference Embedded Artificial Intelligence and Sensing Systems · May 6, 2025 Full text Cite

ViDDAR: Vision Language Model-Based Task-Detrimental Content Detection for Augmented Reality.

Journal article IEEE transactions on visualization and computer graphics · May 2025 In Augmented Reality (AR), virtual content enhances user experience by providing additional information. However, improperly positioned or designed virtual content can be detrimental to task performance, as it can impair users' ability to accurately interp ... Full text Cite

Probing the Augmented Reality Scene Analysis Capabilities of Large Multimodal Models: Toward Reliable Real-Time Assessment Solutions

Journal article IEEE Internet Computing · January 1, 2025 Augmented reality (AR) is transforming everyday experiences across domains like education, entertainment, and health care. As AR technologies become increasingly widespread, human-aligned, and scalable, AR-quality evaluation is critical for optimizing imme ... Full text Cite

Environment Texture Optimization for Augmented Reality

Journal article Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies · September 9, 2024 Augmented reality (AR) platforms now support persistent, markerless experiences, in which virtual content appears in the same place relative to the real world, across multiple devices and sessions. However, optimizing environments for these experiences rem ... Full text Cite

Accuracy of routine external ventricular drain placement following a mixed reality-guided twist-drill craniostomy.

Journal article Neurosurgical focus · January 2024 ObjectiveThe traditional freehand placement of an external ventricular drain (EVD) relies on empirical craniometric landmarks to guide the craniostomy and subsequent passage of the EVD catheter. The diameter and trajectory of the craniostomy physi ... Full text Cite

Quantifying and Exploiting VR Frame Correlations: An Application of a Statistical Model for Viewport Pose

Journal article IEEE Transactions on Mobile Computing · January 1, 2024 In virtual reality (VR), users' head pose, that is, the location and the orientation of users' viewport, determines the view of the virtual world that is shown to the users. The importance of the viewport pose to VR experiences calls for the development of ... Full text Cite

Optimal Network Protocol Selection for Competing Flows via Online Learning

Journal article IEEE Transactions on Mobile Computing · August 1, 2023 Today's Internet must support applications with increasingly dynamic and heterogeneous connectivity requirements, such as video streaming and the Internet of Things. Yet current network management practices generally rely on pre-specified network configura ... Full text Cite

UAV-Assisted Online Machine Learning Over Multi-Tiered Networks: A Hierarchical Nested Personalized Federated Learning Approach

Journal article IEEE Transactions on Network and Service Management · June 1, 2023 We investigate training machine learning (ML) models across a set of geo-distributed, resource-constrained clusters of devices through unmanned aerial vehicles (UAV) swarms. The presence of time-varying data heterogeneity and computational resource inadequ ... Full text Cite

Intelli-AR Preloading: A Learning Approach to Proactive Hologram Transmissions in Mobile AR

Journal article IEEE Internet of Things Journal · September 15, 2022 Mobile augmented reality (AR), which integrates virtual objects (i.e., holographic contents) with 3-D real environments in real time, has been rapidly gaining popularity in the last five years. The delivery mechanisms of these holographic contents to mobil ... Full text Cite

Deep Learning for Detecting Human Activities from Piezoelectric-Based Kinetic Energy Signals

Journal article IEEE Internet of Things Journal · May 15, 2022 Kinetic energy harvesting technologies have been progressively used to power wearable devices and to sense the context through energy generation patterns. However, detecting human activities with signals from kinetic harvesters still needs improvement due ... Full text Cite

InDepth: Real-time Depth Inpainting for Mobile Augmented Reality

Journal article Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies · March 1, 2022 Mobile Augmented Reality (AR) demands realistic rendering of virtual content that seamlessly blends into the physical environment. For this reason, AR headsets and recent smartphones are increasingly equipped with Time-of-Flight (ToF) cameras to acquire de ... Full text Cite

Edge-assisted Collaborative Image Recognition for Mobile Augmented Reality

Journal article ACM Transactions on Sensor Networks · October 5, 2021 Mobile Augmented Reality (AR), which overlays digital content on the real-world scenes surrounding a user, is bringing immersive interactive experiences where the real and virtual worlds are tightly coupled. To enable seamless and precise AR experiences, a ... Full text Cite

MetaSense: Boosting RF Sensing Accuracy Using Dynamic Metasurface Antenna

Journal article IEEE Internet of Things Journal · September 15, 2021 Conventional radio-frequency (RF) sensing systems rely on either frequency diversity or spatial diversity to ensure high sensing accuracy. Such reliance introduces several practical limitations that hinder the pervasive deployment of existing solutions. To ... Full text Cite

Characterizing task completion latencies in multi-point multi-quality fog computing systems

Journal article Computer Networks · November 9, 2020 Fog computing, which distributes computing resources to multiple locations between the Internet of Things (IoT) devices and the cloud, is attracting considerable attention from academia and industry. Yet, despite the excitement about the potential of fog c ... Full text Cite

Plant Spike: A Low-Cost, Low-Power Beacon for Smart City Soil Health Monitoring

Journal article IEEE Internet of Things Journal · September 1, 2020 Plant Spike is an in situ low-cost sensor system that is wireless, miniature, and low powered. It can be seamlessly implanted in subsurface locations across major cities to measure urban soil health. Plant Spike incorporates noncontact soil moisture monito ... Full text Cite

Wireless Sensing Using Dynamic Metasurface Antennas: Challenges and Opportunities

Journal article IEEE Communications Magazine · June 1, 2020 Using wireless communication infrastructure to recognize human behaviors has achieved great success over the last decade. This article presents the opportunities and challenges posed by a novel class of antennas referred to as DMA for wireless sensing. In ... Full text Cite

Virtualized Control over Fog: Interplay between Reliability and Latency

Journal article IEEE Internet of Things Journal · December 1, 2018 This paper introduces an analytical framework to investigate optimal design choices for the placement of virtual controllers along the cloud-to-things continuum. The main application scenarios include low-latency cyber-physical systems in which real-time c ... Full text Cite

Energy-harvesting active networked tags (EnHANTs): Prototyping and experimentation

Journal article ACM Transactions on Sensor Networks · November 1, 2015 This article focuses on a new type of wireless devices in the domain between RFIDs and sensor networks-Energy-Harvesting Active Networked Tags (EnHANTs). Future EnHANTs will be small, flexible, and self-powered devices that can be attached to objects that ... Full text Cite

Movers and Shakers: Kinetic Energy Harvesting for the Internet of Things

Journal article IEEE Journal on Selected Areas in Communications · August 1, 2015 Numerous energy harvesting wireless devices that will serve as building blocks for the Internet of Things (IoT) are currently under development. However, there is still only limited understanding of the properties of various energy sources and their impact ... Full text Cite

Networking low-power energy harvesting devices: Measurements and algorithms

Journal article IEEE Transactions on Mobile Computing · August 7, 2013 Recent advances in energy harvesting materials and ultra-low-power communications will soon enable the realization of networks composed of energy harvesting devices. These devices will operate using very low ambient energy, such as energy harvested from in ... Full text Cite

Energy harvesting active networked tags (EnHANTs) for ubiquitous object networking

Journal article IEEE Wireless Communications · December 1, 2010 This article presents the design challenges posed by a new class of ultra-low-power devices referred to as Energy-Harvesting Active Networked Tags (EnHANTs). EnHANTs are small, flexible, and self-reliant (in terms of energy) devices that can be attached to ... Full text Cite