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3D Gaussian Splatting (3DGS) has emerged as a cutting-edge technique for real-time radiance field rendering, offering state-of-the-art performance in terms of both quality and speed. 3DGS models a scene as a collection of three-dimensional…

计算机视觉与模式识别 · 计算机科学 2025-03-06 Milena T. Bagdasarian , Paul Knoll , Yi-Hsin Li , Florian Barthel , Anna Hilsmann , Peter Eisert , Wieland Morgenstern

While recent advancements in large multimodal models (LMMs) have significantly improved their abilities in image quality assessment (IQA) relying on absolute quality rating, how to transfer reliable relative quality comparison outputs to…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Hanwei Zhu , Haoning Wu , Yixuan Li , Zicheng Zhang , Baoliang Chen , Lingyu Zhu , Yuming Fang , Guangtao Zhai , Weisi Lin , Shiqi Wang

Deep learning-based video quality assessment (deep VQA) has demonstrated significant potential in surpassing conventional metrics, with promising improvements in terms of correlation with human perception. However, the practical deployment…

图像与视频处理 · 电气工程与系统科学 2025-06-03 Chen Feng , Duolikun Danier , Haoran Wang , Fan Zhang , Benoit Vallade , Alex Mackin , David Bull

We present Free-Range Gaussians, a multi-view reconstruction method that predicts non-pixel, non-voxel-aligned 3D Gaussians from as few as four images. This is done through flow matching over Gaussian parameters. Our generative formulation…

Magnetic resonance imaging (MRI) quality assessment is crucial for clinical decision-making, yet remains challenging due to data scarcity and protocol variability. Traditional approaches face fundamental trade-offs: signal-based methods…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Fankai Jia , Daisong Gan , Zhe Zhang , Zhaochi Wen , Chenchen Dan , Dong Liang , Haifeng Wang

Recently, 3D Gaussian Splatting (3DGS) greatly accelerated mesh extraction from posed images due to its explicit representation and fast software rasterization. While the addition of geometric losses and other priors has improved the…

计算机视觉与模式识别 · 计算机科学 2026-04-23 Lukas Radl , Felix Windisch , Andreas Kurz , Thomas Köhler , Michael Steiner , Markus Steinberger

Accurate estimation of production times is critical for effective manufacturing scheduling, yet traditional methods relying on expert analysis or historical data often fall short in dynamic or customized production environments. This paper…

机器学习 · 计算机科学 2025-09-05 Grzegorz Miebs , Rafał A. Bachorz

Gaussian Splatting (GS) has emerged as an efficient representation for high-quality 3D reconstruction and novel view synthesis. However, its large model size poses challenges for storage and transmission. While several GS compression…

图像与视频处理 · 电气工程与系统科学 2026-05-27 Pedro Martin , António Rodrigues , João Ascenso , Maria Paula Queluz

In order to solve the problems of long training time, large consumption of computing resources and huge parameter amount of GAN network in image generation, this paper proposes an improved GAN network model, which is named Faster Projected…

计算机视觉与模式识别 · 计算机科学 2024-03-15 Chuang Wang , Zhengping Li , Yuwen Hao , Lijun Wang , Xiaoxue Li

Depth perception is a crucial component of monoc-ular 3D detection tasks that typically involve ill-posed problems. In light of the success of sample mining techniques in 2D object detection, we propose a simple yet effective mining…

计算机视觉与模式识别 · 计算机科学 2023-07-03 Weixin Mao , Jinrong Yang , Zheng Ge , Lin Song , Hongyu Zhou , Tiezheng Mao , Zeming Li , Osamu Yoshie

Novel View Synthesis (NVS) from unconstrained photo collections is challenging in computer graphics. Recently, 3D Gaussian Splatting (3DGS) has shown promise for photorealistic and real-time NVS of static scenes. Building on 3DGS, we…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Yuze Wang , Junyi Wang , Yue Qi

The performance of 3D object detection models over point clouds highly depends on their capability of modeling local geometric patterns. Conventional point-based models exploit local patterns through a symmetric function (e.g. max pooling)…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Jianan Li , Jiashi Feng

No-reference video quality assessment (NR-VQA) for user generated content (UGC) is crucial for understanding and improving visual experience. Unlike video recognition tasks, VQA tasks are sensitive to changes in input resolution. Since…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Junjie Ke , Tianhao Zhang , Yilin Wang , Peyman Milanfar , Feng Yang

Image Quality Assessment (IQA) remains an unresolved challenge in computer vision due to complex distortions, diverse image content, and limited data availability. Existing Blind IQA (BIQA) methods largely rely on extensive human…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Xudong Li , Zihao Huang , Yan Zhang , Yunhang Shen , Ke Li , Xiawu Zheng , Liujuan Cao , Rongrong Ji

A practical challenge for structural estimation is the requirement to accurately minimize a sample objective function which is often non-smooth, non-convex, or both. This paper proposes a simple algorithm designed to find accurate solutions…

计量经济学 · 经济学 2025-08-19 Jean-Jacques Forneron

When training a Neural Network, it is optimized using the available training data with the hope that it generalizes well to new or unseen testing data. At the same absolute value, a flat minimum in the loss landscape is presumed to…

机器学习 · 计算机科学 2023-09-06 Nicolas Lell , Ansgar Scherp

No-Reference Image Quality Assessment (NR-IQA) remains a challenging task due to the diversity of distortions and the lack of large annotated datasets. Many studies have attempted to tackle these challenges by developing more accurate…

计算机视觉与模式识别 · 计算机科学 2024-09-09 Nasim Jamshidi Avanaki , Abhijay Ghildyal , Nabajeet Barman , Saman Zadtootaghaj

Although extensive research has been conducted on 3D point cloud segmentation, effectively adapting generic models to novel categories remains a formidable challenge. This paper proposes a novel approach to improve point cloud few-shot…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Zhenhua Ning , Zhuotao Tian , Guangming Lu , Wenjie Pei

Deep neural networks have achieved significant success in 3D point cloud classification while relying on large-scale, annotated point cloud datasets, which are labor-intensive to build. Compared to capturing data with LiDAR sensors and then…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Huantao Ren , Minmin Yang , Senem Velipasalar

3D Gaussian Splatting (3DGS) has transformed novel-view synthesis with its fast, interpretable, and high-fidelity rendering. However, its resource requirements limit its usability. Especially on constrained devices, training performance…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Saswat Subhajyoti Mallick , Rahul Goel , Bernhard Kerbl , Francisco Vicente Carrasco , Markus Steinberger , Fernando De La Torre