activity
20212024
most citedThe Importance of the Instantaneous Phase for classification using Convolutional Neural Networks

5 citations · 6 across the 7 of their papers we have counts for

collaborators

8 papers

cs.CV2024

Long-term Human Participation Assessment In Collaborative Learning Environments Using Dynamic Scene Analysis

Wenjing Shi, Phuong Tran, Sylvia Celedón-Pattichis +1

The paper develops datasets and methods to assess student participation in real-life collaborative learning environments. In collaborative learning environments, students are organ…

cs.CV2024

Fast Low-parameter Video Activity Localization in Collaborative Learning Environments

Venkatesh Jatla, Sravani Teeparthi, Ugesh Egala +2

Research on video activity detection has primarily focused on identifying well-defined human activities in short video segments. The majority of the research on video activity reco…

eess.IV2022★ 5 cited

The Importance of the Instantaneous Phase for classification using Convolutional Neural Networks

Luis Sanchez Tapia, Marios S. Pattichis, Sylvia Celedon-Pattichis +1

Large-scale training of Convolutional Neural Networks (CNN) is extremely demanding in terms of computational resources. Also, for specific applications, the standard use of transfe…

cs.SD2021

Bilingual Speech Recognition by Estimating Speaker Geometry from Video Data

Luis Sanchez Tapia, Antonio Gomez, Mario Esparza +4

Speech recognition is very challenging in student learning environments that are characterized by significant cross-talk and background noise. To address this problem, we present a…

eess.IV2021★ 1 cited

Person Detection in Collaborative Group Learning Environments Using Multiple Representations

Wenjing Shi, Marios S. Pattichis, Sylvia Celedón-Pattichis +1

We introduce the problem of detecting a group of students from classroom videos. The problem requires the detection of students from different angles and the separation of the grou…

cs.CV2021

Facial Recognition in Collaborative Learning Videos

Phuong Tran, Marios Pattichis, Sylvia Celedón-Pattichis +1

Face recognition in collaborative learning videos presents many challenges. In collaborative learning videos, students sit around a typical table at different positions to the reco…

cs.CV2021

Talking Detection In Collaborative Learning Environments

Wenjing Shi, Marios S. Pattichis, Sylvia Celedón-Pattichis +1

We study the problem of detecting talking activities in collaborative learning videos. Our approach uses head detection and projections of the log-magnitude of optical flow vectors…

cs.CV2021

Fast Hand Detection in Collaborative Learning Environments

Sravani Teeparthi, Venkatesh Jatla, Marios S. Pattichis +2

Long-term object detection requires the integration of frame-based results over several seconds. For non-deformable objects, long-term detection is often addressed using object det…