12 papers
Enhancing Monocular 3D Hand Reconstruction with Learned Texture Priors
Giorgos Karvounas, Nikolaos Kyriazis, Iason Oikonomidis +2
We revisit the role of texture in monocular 3D hand reconstruction, not as an afterthought for photorealism, but as a dense, spatially grounded cue that can actively support pose a…
Combining Facial Videos and Biosignals for Stress Estimation During Driving
Paraskevi Valergaki, Vassilis C. Nicodemou, Iason Oikonomidis +2
Reliable stress recognition is critical in applications such as medical monitoring and safety-critical systems, including real-world driving. While stress is commonly detected usin…
Understanding Multimodal Complementarity for Single-Frame Action Anticipation
Manuel Benavent-Lledo, Konstantinos Bacharidis, Konstantinos Papoutsakis +2
Human action anticipation is commonly treated as a video understanding problem, implicitly assuming that dense temporal information is required to reason about future actions. In t…
OCCAM: Class-Agnostic, Training-Free, Prior-Free and Multi-Class Object Counting
Michail Spanakis, Iason Oikonomidis, Antonis Argyros
Class-Agnostic object Counting (CAC) involves counting instances of objects from arbitrary classes within an image. Due to its practical importance, CAC has received increasing att…
Vision-Based Mistake Analysis in Procedural Activities: A Review of Advances and Challenges
Konstantinos Bacharidis, Antonis A. Argyros
Mistake analysis in procedural activities is a critical area of research with applications spanning industrial automation, physical rehabilitation, education and human-robot collab…
Action Anticipation at a Glimpse: To What Extent Can Multimodal Cues Replace Video?
Manuel Benavent-Lledo, Konstantinos Bacharidis, Victoria Manousaki +3
Anticipating actions before they occur is a core challenge in action understanding research. While conventional methods rely on extracting and aggregating temporal information from…