20 citations · 43 across the 11 of their papers we have counts for
11 papers
Impact of Social Relationships on Peer Assessment in E-Learning
Francisco Sousa, Tomás Alves, Sandra Gama +2
Peer assessment has been widely studied as a replacement for traditional evaluation, not only by reducing the professors' workload but mainly by benefiting students' engagement and…
SelfReDepth: Self-Supervised Real-Time Depth Restoration for Consumer-Grade Sensors
Alexandre Duarte, Francisco Fernandes, João M. Pereira +3
Depth maps produced by consumer-grade sensors suffer from inaccurate measurements and missing data from either system or scene-specific sources. Data-driven denoising algorithms ca…
Pseudo-Haptics Survey: Human-Computer Interaction in Extended Reality & Teleoperation
Rui Xavier, José Luís Silva, Rodrigo Ventura +1
Pseudo-haptic techniques are becoming increasingly popular in human-computer interaction. They replicate haptic sensations by leveraging primarily visual feedback rather than mecha…
Building An Efficient Grid On GPU
Vasco Costa, João M. Pereira, Joaquim Jorge
Grid space partitioning is a technique to speed up queries to graphics databases. We present a parallel grid construction algorithm which can efficiently construct a structured gri…
Polygon Detection from a Set of Lines
Alfredo Ferreira, Manuel J. Fonseca, Joaquim A. Jorge
Detecting polygons defined by a set of line segments in a plane is an important step in analyzing vector drawings. This paper presents an approach combining several algorithms to d…
MAGIC: Manipulating Avatars and Gestures to Improve Remote Collaboration
Catarina G. Fidalgo, Maurício Sousa, Daniel Mendes +4
Remote collaborative work has become pervasive in many settings, from engineering to medical professions. Users are immersed in virtual environments and communicate through life-si…