activity
20242026
collaborators

5 papers

math.OC2026

On incremental and semi-global exponential stability of gradient flows satisfying generalized Łojasiewicz inequalities

Andreas Oliveira, Arthur C. B. de Oliveira, Mario Sznaier +1

The Łojasiewicz inequality characterizes objective-value convergence along gradient flows and, in special cases, yields exponential decay of the cost. However, such results do not…

cs.CV2025

AP-CAP: Advancing High-Quality Data Synthesis for Animal Pose Estimation via a Controllable Image Generation Pipeline

Lei Wang, Yujie Zhong, Xiaopeng Sun +5

The task of 2D animal pose estimation plays a crucial role in advancing deep learning applications in animal behavior analysis and ecological research. Despite notable progress in…

cs.CV2024

RFSR: Improving ISR Diffusion Models via Reward Feedback Learning

Xiaopeng Sun, Qinwei Lin, Yu Gao +6

Generative diffusion models (DM) have been extensively utilized in image super-resolution (ISR). Most of the existing methods adopt the denoising loss from DDPMs for model optimiza…

cs.CV2024

TASR: Timestep-Aware Diffusion Model for Image Super-Resolution

Qinwei Lin, Xiaopeng Sun, Yu Gao +4

Diffusion models have recently achieved outstanding results in the field of image super-resolution. These methods typically inject low-resolution (LR) images via ControlNet.In this…

eess.IV2024

360-Degree Video Super Resolution and Quality Enhancement Challenge: Methods and Results

Ahmed Telili, Wassim Hamidouche, Ibrahim Farhat +12

Omnidirectional (360-degree) video is rapidly gaining popularity due to advancements in immersive technologies like virtual reality (VR) and extended reality (XR). However, real-ti…