11 papers
Conformal Geometric Algebra as a Symbolic Interface for LLM-Driven 3D Scene Editing
Manos Kamarianakis, Pandelis Sofianos, George Papagiannakis
What symbolic format should an LLM emit for reliable 3D scene editing from natural language, and does algebraic structure help beyond compact syntax? We evaluate Conformal Geometri…
The Uncanny Valley in medical simulation-based training: a visual summary
Eleni Grigoriou, Manos Kamarianakis, George Papagiannakis
The purpose of this review article is to provide a bibliographical as well as evidence-based visual guide regarding the effect of ``Uncanny Valley'' (UV) and how it profoundly infl…
One algebra for all : Geometric Algebra methods for neurosymbolic XR scene authoring, animation and neural rendering
Manos Kamarianakis, Antonis Protopsaltis, George Papagiannakis
This position paper delves into the transformative role of Geometric Algebra (GA) in advancing specific areas of Computer Graphics (CG) and Extended Reality (XR), particularly in c…
Neural-GASh: A CGA-based neural radiance prediction pipeline for real-time shading
Efstratios Geronikolakis, Manos Kamarianakis, Antonis Protopsaltis +1
This paper presents Neural-GASh, a novel real-time shading pipeline for 3D meshes, that leverages a neural radiance field architecture to perform image-based rendering (IBR) using…
Non-linear, Team-based VR Training for Cardiac Arrest Care with enhanced CRM Toolkit
Mike Kentros, Manos Kamarianakis, Michael Cole +3
This paper introduces iREACT, a novel VR simulation addressing key limitations in traditional cardiac arrest (CA) training. Conventional methods struggle to replicate the dynamic n…
pyGANDALF -- An open-source, Geometric, ANimation, Directed, Algorithmic, Learning Framework for Computer Graphics
John Petropoulos, Manos Kamarianakis, Antonis Protopsaltis +1
In computer graphics (CG) education, the challenge of finding modern, versatile tools is significant, particularly when integrating both legacy and advanced technologies. Tradition…
Geometric Algebra Meets Large Language Models: Instruction-Based Transformations of Separate Meshes in 3D, Interactive and Controllable Scenes
Prodromos Kolyvakis, Manos Kamarianakis, George Papagiannakis
This paper introduces a novel integration of Large Language Models (LLMs) with Conformal Geometric Algebra (CGA) to revolutionize controllable 3D scene editing, particularly for ob…
Decoupled Edge Physics algorithms for collaborative XR simulations
George Kokiadis, Antonis Protopsaltis, Michalis Morfiadakis +2
This work proposes a novel approach to transform any modern game engine pipeline, for optimized performance and enhanced user experiences in Extended Reality (XR) environments. Dec…
VR Isle Academy: A VR Digital Twin Approach for Robotic Surgical Skill Development
Achilleas Filippidis, Nikolaos Marmaras, Michael Maravgakis +3
Contemporary progress in the field of robotics, marked by improved efficiency and stability, has paved the way for the global adoption of surgical robotic systems (SRS). While thes…
GA-Unity: A Production-Ready Unity Package for Seamless Integration of Geometric Algebra in Networked Collaborative Applications
Manos Kamarianakis, Nick Lydatakis, George Papagiannakis
This paper introduces GA-Unity, the first Unity package specifically designed for seamless integration of Geometric Algebra (GA) into collaborative networked applications. Indeed,…
A computational medical XR discipline
George Papagiannakis, Walter Greenleaf, Michael Cole +13
Computational Medical Extended Reality (CMXR), brings together life sciences and neuroscience with mathematics, engineering and computer science. It unifies computational science (…