Brendan David-John
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View article: Rethinking Privacy Indicators in Extended Reality: Multimodal Design for Situationally Impaired Bystanders
Rethinking Privacy Indicators in Extended Reality: Multimodal Design for Situationally Impaired Bystanders Open
As Extended Reality (XR) devices become increasingly prevalent in everyday settings, they raise significant privacy concerns for bystanders: individuals in the vicinity of an XR device during its use, whom the device sensors may accidental…
View article: Just stop doing everything for now!: Understanding security attacks in remote collaborative mixed reality
Just stop doing everything for now!: Understanding security attacks in remote collaborative mixed reality Open
Mixed Reality (MR) devices are being increasingly adopted across a wide range of real-world applications, ranging from education and healthcare to remote work and entertainment. However, the unique immersive features of MR devices, such as…
View article: ShouldAR: Detecting Shoulder Surfing Attacks Using Multimodal Eye Tracking and Augmented Reality
ShouldAR: Detecting Shoulder Surfing Attacks Using Multimodal Eye Tracking and Augmented Reality Open
Shoulder surfing attacks (SSAs) are a type of observation attack designed to illicitly gather sensitive data from "over the shoulder" of victims. This attack can be directed at mobile devices, desktop screens, Personal Identification Numbe…
View article: Swap It Like Its Hot: Segmentation-based spoof attacks on eye-tracking images
Swap It Like Its Hot: Segmentation-based spoof attacks on eye-tracking images Open
Video-based eye trackers capture the iris biometric and enable authentication to secure user identity. However, biometric authentication is susceptible to spoofing another user’s identity through physical or digital manipulation. The curre…
View article: GazeIntent: Adapting Dwell-time Selection in VR Interaction with Real-time Intent Modeling
GazeIntent: Adapting Dwell-time Selection in VR Interaction with Real-time Intent Modeling Open
The use of ML models to predict a user's cognitive state from behavioral data has been studied for various applications which includes predicting the intent to perform selections in VR. We developed a novel technique that uses gaze-based i…
View article: GazeIntent: Adapting dwell-time selection in VR interaction with real-time intent modeling
GazeIntent: Adapting dwell-time selection in VR interaction with real-time intent modeling Open
The use of ML models to predict a user's cognitive state from behavioral data has been studied for various applications which includes predicting the intent to perform selections in VR. We developed a novel technique that uses gaze-based i…
View article: Swap It Like Its Hot: Segmentation-based spoof attacks on eye-tracking images
Swap It Like Its Hot: Segmentation-based spoof attacks on eye-tracking images Open
Video-based eye trackers capture the iris biometric and enable authentication to secure user identity. However, biometric authentication is susceptible to spoofing another user's identity through physical or digital manipulation. The curre…
View article: ISMAR 2023 Science and Technology Program Committee for Conference Papers
ISMAR 2023 Science and Technology Program Committee for Conference Papers Open
View article: Securing Bystander Privacy in Mixed Reality While Protecting the User Experience
Securing Bystander Privacy in Mixed Reality While Protecting the User Experience Open
The modern Mixed Reality devices that make the Metaverse viable require vast information about the physical world and can also violate the privacy of unsuspecting or unwilling bystanders in their vicinity. In this article, we provide an in…
View article: Poster: BystandAR: Protecting Bystander Visual Data in Augmented Reality Systems
Poster: BystandAR: Protecting Bystander Visual Data in Augmented Reality Systems Open
Augmented Reality (AR) devices are set apart from other mobile devices by the immersive experience they offer. While the powerful suite of sensors on modern AR devices is necessary for enabling such an immersive experience, they can create…
View article: BystandAR: Protecting Bystander Visual Data in Augmented Reality Systems
BystandAR: Protecting Bystander Visual Data in Augmented Reality Systems Open
Augmented Reality (AR) devices are set apart from other mobile devices by the immersive experience they offer. While the powerful suite of sensors on modern AR devices is necessary for enabling such an immersive experience, they can create…
View article: Eye-tracked Virtual Reality: A Comprehensive Survey on Methods and Privacy Challenges
Eye-tracked Virtual Reality: A Comprehensive Survey on Methods and Privacy Challenges Open
The latest developments in computer hardware, sensor technologies, and artificial intelligence can make virtual reality (VR) and virtual spaces an important part of human everyday life. Eye tracking offers not only a hands-free way of inte…
View article: NuclearGazeAuth
NuclearGazeAuth Open
Eye and head movement dataset from Random Dot viewing, 360 image viewing, and a 360 nuclear reactor training procedure collected in VR. This dataset is referenced in the following paper: LaRubbio, K., Wright, J., David-John, B., Enqvist, A…
View article: NuclearGazeAuth
NuclearGazeAuth Open
Eye and head movement dataset from Random Dot viewing, 360 image viewing, and a 360 nuclear reactor training procedure collected in VR. This dataset is referenced in the following paper: LaRubbio, K., Wright, J., David-John, B., Enqvist, A…
View article: Gaze dynamics are sensitive to target orienting for working memory encoding in virtual reality
Gaze dynamics are sensitive to target orienting for working memory encoding in virtual reality Open
Numerous studies have demonstrated that visuospatial attention is a requirement for successful working memory encoding. It is unknown, however, whether this established relationship manifests in consistent gaze dynamics as people orient th…
View article: ET-DK2 Dataset
ET-DK2 Dataset Open
Eye and head movement dataset from 360 image viewing on a subset of the Salient360! dataset and 360 degree images of construction sites near the University of Florida. This dataset is referenced in the following two papers: David-John, B.,…
View article: ET-DK2 Dataset
ET-DK2 Dataset Open
Eye and head movement dataset from 360 image viewing on a subset of the Salient360! dataset and 360 degree images of construction sites near the University of Florida. This dataset is referenced in the following two papers: David-John, B.,…
View article: ET-DK2 Dataset
ET-DK2 Dataset Open
Eye and head movement dataset from 360 image viewing on a subset of the Salient360! dataset and 360 degree images of construction sites near the University of Florida. This dataset is referenced in the following two papers: David-John, B.,…
View article: ET-DK2 Dataset
ET-DK2 Dataset Open
Eye and head movement dataset from 360 image viewing on a subset of the Salient360! dataset and 360 degree images of construction sites near the University of Florida. This dataset is referenced in the following two papers: David-John, B.,…
View article: A privacy-preserving approach to streaming eye-tracking data
A privacy-preserving approach to streaming eye-tracking data Open
Eye-tracking technology is being increasingly integrated into mixed reality devices. Although critical applications are being enabled, there are significant possibilities for violating user privacy expectations. We show that there is an ap…