English
Related papers

Related papers: 4KAgent: Agentic Any Image to 4K Super-Resolution

200 papers

Affective Image Manipulation (AIM) aims to alter visual elements within an image to evoke specific emotional responses from viewers. However, existing AIM approaches rely on rigid \emph{one-to-one} mappings between emotions and visual cues,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Qi Mao , Haobo Hu , Yujie He , Difei Gao , Haokun Chen , Libiao Jin

Personalized digital health support requires long-horizon, cross-dimensional reasoning over heterogeneous lifestyle signals, and recent advances in mobile sensing and large language models (LLMs) make such support increasingly feasible.…

Artificial Intelligence · Computer Science 2026-01-21 Ye Tian , Zihao Wang , Onat Gungor , Xiaoran Fan , Tajana Rosing

The illumination of improperly exposed photographs has been widely corrected using deep convolutional neural networks or Transformers. Despite with promising performance, these methods usually suffer from large parameter amounts and heavy…

Computer Vision and Pattern Recognition · Computer Science 2023-11-16 Yijie Zhou , Chao Li , Jin Liang , Tianyi Xu , Xin Liu , Jun Xu

Ultra-high-resolution image generation poses great challenges, such as increased semantic planning complexity and detail synthesis difficulties, alongside substantial training resource demands. We present UltraPixel, a novel architecture…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Jingjing Ren , Wenbo Li , Haoyu Chen , Renjing Pei , Bin Shao , Yong Guo , Long Peng , Fenglong Song , Lei Zhu

The emergence of fine-grained numerical formats like NVFP4 presents new opportunities for efficient Large Language Model (LLM) inference. However, it is difficult to adapt existing Post-Training Quantization (PTQ) strategies to these…

Machine Learning · Computer Science 2026-01-13 Haoqian Meng , Yilun Luo , Yafei Zhao , Wenyuan Liu , Peng Zhang , Xindian Ma

As Augmented Reality (AR) technologies advance towards immersive consumer adoption, the need for rigorous Quality of Experience (QoE) assessment becomes critical. However, existing datasets often lack ecological validity, relying on…

Image and Video Processing · Electrical Eng. & Systems 2026-04-06 Aymen Sekhri , Seyed Ali Amirshahi , Mohamed-Chaker Larabi

Building and deploying machine learning solutions in healthcare remains expensive and labor-intensive due to fragmented preprocessing workflows, model compatibility issues, and stringent data privacy constraints. In this work, we introduce…

Artificial Intelligence · Computer Science 2025-07-25 Soorya Ram Shimgekar , Shayan Vassef , Abhay Goyal , Navin Kumar , Koustuv Saha

The rapid evolution of wireless networks presents unprecedented challenges in managing complex and dynamic systems. Existing methods are increasingly facing fundamental limitations in addressing these challenges. In this paper, we introduce…

Signal Processing · Electrical Eng. & Systems 2025-05-05 Jingwen Tong , Wei Guo , Jiawei Shao , Qiong Wu , Zijian Li , Zehong Lin , Jun Zhang

Recent advances in large language models (LLMs) have enabled agentic systems that translate natural language intent into executable scientific visualization (SciVis) tasks. Despite rapid progress, the community lacks a principled and…

Monitoring changes in the Earth's surface is crucial for understanding natural processes and human impacts, necessitating precise and comprehensive interpretation methodologies. Remote sensing satellite imagery offers a unique perspective…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Chenyang Liu , Keyan Chen , Haotian Zhang , Zipeng Qi , Zhengxia Zou , Zhenwei Shi

We introduce AvatarPointillist, a novel framework for generating dynamic 4D Gaussian avatars from a single portrait image. At the core of our method is a decoder-only Transformer that autoregressively generates a point cloud for 3D Gaussian…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Hongyu Liu , Xuan Wang , Zijian Wu , Yating Wang , Ziyu Wan , Yue Ma , Runtao Liu , Boyao Zhou , Yujun Shen , Qifeng Chen

In this work, we aim to learn an unpaired image enhancement model, which can enrich low-quality images with the characteristics of high-quality images provided by users. We propose a quality attention generative adversarial network (QAGAN)…

Image and Video Processing · Electrical Eng. & Systems 2021-01-01 Zhangkai Ni , Wenhan Yang , Shiqi Wang , Lin Ma , Sam Kwong

Existing approaches and datasets for face aging produce results skewed towards the mean, with individual variations and expression wrinkles often invisible or overlooked in favor of global patterns such as the fattening of the face.…

Computer Vision and Pattern Recognition · Computer Science 2021-03-12 Julien Despois , Frederic Flament , Matthieu Perrot

Generative adversarial networks (GANs) have attained photo-realistic quality in image generation. However, how to best control the image content remains an open challenge. We introduce LatentKeypointGAN, a two-stage GAN which is trained…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Xingzhe He , Bastian Wandt , Helge Rhodin

Presentation generation requires deep content research, coherent visual design, and iterative refinement based on observation. However, existing presentation agents often rely on predefined workflows and fixed templates. To address this, we…

Artificial Intelligence · Computer Science 2026-04-21 Hao Zheng , Guozhao Mo , Xinru Yan , Qianhao Yuan , Wenkai Zhang , Xuanang Chen , Yaojie Lu , Hongyu Lin , Xianpei Han , Le Sun

Deep generative models, like GANs, have considerably improved the state of the art in image synthesis, and are able to generate near photo-realistic images in structured domains such as human faces. Based on this success, recent work on…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Guillaume Couairon , Asya Grechka , Jakob Verbeek , Holger Schwenk , Matthieu Cord

Weakly-supervised semantic segmentation (WSSS) has achieved remarkable progress using only image-level labels. However, most existing WSSS methods focus on designing new network structures and loss functions to generate more accurate dense…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Wangyu Wu , Xianglin Qiu , Siqi Song , Zhenhong Chen , Xiaowei Huang , Fei Ma , Jimin Xiao

In this paper, we present our method for neural face reenactment, called HyperReenact, that aims to generate realistic talking head images of a source identity, driven by a target facial pose. Existing state-of-the-art face reenactment…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Stella Bounareli , Christos Tzelepis , Vasileios Argyriou , Ioannis Patras , Georgios Tzimiropoulos

Currently, mobile and IoT devices are in dire need of a series of methods to enhance 4K images with limited resource expenditure. The absence of large-scale 4K benchmark datasets hampers progress in this area, especially for dehazing. The…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Zhuoran Zheng , Xiuyi Jia

Photoacoustic computed tomography (PACT) combines the optical contrast of optical imaging and the penetrability of sonography. In this work, we develop a novel PACT system to provide real-time imaging, which is achieved by a 120-elements…

Image and Video Processing · Electrical Eng. & Systems 2021-05-10 Hengrong Lan , Daohuai Jiang , Feng Gao , Fei Gao