26 citations · 75 across the 18 of their papers we have counts for
19 papers
UniSG^GA: A 3D scenegraph powered by Geometric Algebra unifying geometry, behavior and GNNs towards generative AI
Manos Kamarianakis, Antonis Protopsaltis, Dimitris Angelis +3
This work presents the introduction of UniSG^GA, a novel integrated scenegraph structure, that to incorporates behavior and geometry data on a 3D scene. It is specifically designed…
AR-Assisted Surgical Care via 5G networks for First Aid Responders
Manos Kamarianakis, Antonis Protopsaltis, George Papagiannakis
Surgeons should play a central role in disaster planning and management due to the overwhelming number of bodily injuries that are typically involved during most forms of disaster.…
Project Elements: A computational entity-component-system in a scene-graph pythonic framework, for a neural, geometric computer graphics curriculum
George Papagiannakis, Manos Kamarianakis, Antonis Protopsaltis +2
We present the Elements project, a lightweight, open-source, computational science and computer graphics (CG) framework, tailored for educational needs, that offers, for the first…
Progressive tearing and cutting of soft-bodies in high-performance virtual reality
Manos Kamarianakis, Antonis Protopsaltis, Dimitris Angelis +2
We present an algorithm that allows a user within a virtual environment to perform real-time unconstrained cuts or consecutive tears, i.e., progressive, continuous fractures on a d…
MAGES 4.0: Accelerating the world's transition to VR training and democratizing the authoring of the medical metaverse
Paul Zikas, Antonis Protopsaltis, Nick Lydatakis +14
In this work, we propose MAGES 4.0, a novel Software Development Kit (SDK) to accelerate the creation of collaborative medical training applications in VR/AR. Our solution is essen…
Assessing unconstrained surgical cuttings in VR using CNNs
Ilias Chrysovergis, Manos Kamarianakis, Mike Kentros +3
We present a Convolutional Neural Network (CNN) suitable to assess unconstrained surgical cuttings, trained on a dataset created with a data augmentation technique.
Recording and replaying psychomotor user actions in VR
Manos Kamarianakis, Ilias Chrysovergis, Mike Kentros +1
We introduce a novel method that describes the functionality and characteristics of an efficient VR recorder with replay capabilities, implemented in a modern game engine, publicly…
Realistic soft-body tearing under 10ms in VR
Manos Kamarianakis, Antonis Protopsaltis, Michail Tamiolakis +1
We present a novel integration of a real-time continuous tearing algorithm for 3D meshes in VR, suitable for devices of low CPU/GPU specifications, along with a suitable particle d…
Less Is More: Efficient Networked VR Transformation Handling Using Geometric Algebra
Manos Kamarianakis, Ilias Chrysovergis, Nick Lydatakis +2
As shared, collaborative, networked, virtual environments become increasingly popular, various challenges arise regarding the efficient transmission of model and scene transformati…
"Deep Cut": An all-in-one Geometric Algorithm for Unconstrained Cut, Tear and Drill of Soft-bodies in Mobile VR
Manos Kamarianakis, Nick Lydatakis, Antonis Protopsaltis +4
In this work, we present an integrated geometric framework: "deep- cut" that enables for the first time a user to geometrically and algorithmically cut, tear and drill the surface…
Never 'Drop the Ball' in the Operating Room: An efficient hand-based VR HMD controller interpolation algorithm, for collaborative, networked virtual environments
Manos Kamarianakis, Nick Lydatakis, George Papagiannakis
In this work, we propose two algorithms that can be applied in the context of a networked virtual environment to efficiently handle the interpolation of displacement data for hand-…
When Children Program Intelligent Environments: Lessons Learned from a Serious AR Game
Evropi Stefanidi, Maria Korozi, Asterios Leonidis +3
While the body of research focusing on Intelligent Environments (IEs) programming by adults is steadily growing, informed insights about children as programmers of such environment…
An All-In-One Geometric Algorithm for Cutting, Tearing, and Drilling Deformable Models
Manos Kamarianakis, George Papagiannakis
Conformal Geometric Algebra (CGA) is a framework that allows the representation of objects, such as points, planes and spheres, and deformations, such as translations, rotations an…
An XR rapid prototyping framework for interoperability across the reality spectrum
Efstratios Geronikolakis, George Papagiannakis
Applications of the Extended Reality (XR) spectrum, a superset of Mixed, Augmented and Virtual Reality, are gaining prominence and can be employed in a variety of areas, such as vi…
Deform, Cut and Tear a skinned model using Conformal Geometric Algebra
Manos Kamarianakis, George Papagiannakis
In this work, we present a novel, integrated rigged character simulation framework in Conformal Geometric Algebra (CGA) that supports, for the first time, real-time cuts and tears,…
MAGES 3.0: Tying the knot of medical VR
George Papagiannakis, Paul Zikas, Nick Lydatakis +6
In this work, we present MAGES 3.0, a novel Virtual Reality (VR)-based authoring SDK platform for accelerated surgical training and assessment. The MAGES Software Development Kit (…
From Readership to Usership and Education, Entertainment, Consumption to Valuation: Embodiment and Aesthetic Experience in Literature-based MR Presence
Stéphanie Bertrand, Martha Vassiliadi, Paul Zikas +2
This chapter will extend its preliminary scope by examining how literary transportation further amplifies presence and affects user response vis-á-vis virtual heritage by focusing…
A True AR Authoring Tool for Interactive Virtual Museums
Efstratios Geronikolakis, Paul Zikas, Steve Kateros +4
In this work, a new and innovative way of spatial computing that appeared recently in the bibliography called True Augmented Reality (AR), is employed in cultural heritage preserva…
Scenior: An Immersive Visual Scripting system based on VR Software Design Patterns for Experiential Training
Paul Zikas, George Papagiannakis, Nick Lydatakis +4
Virtual reality (VR) has re-emerged as a low-cost, highly accessible consumer product, and training on simulators is rapidly becoming standard in many industrial sectors. However,…