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The rise in video streaming applications has increased the demand for video quality assessment (VQA). In 2016, Netflix introduced Video Multi-Method Assessment Fusion (VMAF), a full reference VQA metric that strongly correlates with…

Multimedia · Computer Science 2024-01-25 Vignesh V Menon , Prajit T Rajendran , Reza Farahani , Klaus Schoeffmann , Christian Timmerer

Face Image Quality Assessment (FIQA) is a crucial control step in biometric pipelines. It ensures only reliable samples are processed to maintain system accuracy. State-of-the-art FIQA methods achieve high utility but typically operate as…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Erdi Sarıtaş , Eren Onaran , Vitomir Štruc , Hazım Kemal Ekenel

Feature matching is a challenging computer vision task that involves finding correspondences between two images of a 3D scene. In this paper we consider the dense approach instead of the more common sparse paradigm, thus striving to find…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Johan Edstedt , Ioannis Athanasiadis , Mårten Wadenbäck , Michael Felsberg

Point cloud coding solutions have been recently standardized to address the needs of multiple application scenarios. The design and assessment of point cloud coding methods require reliable objective quality metrics to evaluate the level of…

Image and Video Processing · Electrical Eng. & Systems 2021-08-06 Alireza Javaheri , Catarina Brites , Fernando Pereira , João Ascenso

Image quality is a crucial factor in the effectiveness and efficiency of teledermatological consultations. However, up to 50% of images sent by patients have quality issues, thus increasing the time to diagnosis and treatment. An automated,…

Computer Vision and Pattern Recognition · Computer Science 2023-01-24 Raluca Jalaboi , Ole Winther , Alfiia Galimzianova

Given that the factors influencing image quality vary significantly with scene, content, and distortion type, particularly in the context of regional heterogeneity, we propose an adaptive multi-quality factor (AMqF) framework to represent…

Image and Video Processing · Electrical Eng. & Systems 2024-12-25 Xuting Lan , Mingliang Zhou , Jielu Yan , Xuekai Wei , Yueting Huang , Zhaowei Shang , Huayan Pu

Recent developments for mathematical modeling and numerical simulation of biomolecular systems raise new demands for qualified, stable, and efficient surface meshing, especially in implicit-solvent modeling. In our former work, we have…

Numerical Analysis · Mathematics 2016-11-11 Tiantian Liu , Minxin Chen , Benzhuo Lu

Text-based Visual Question Answering~(TextVQA) aims to produce correct answers for given questions about the images with multiple scene texts. In most cases, the texts naturally attach to the surface of the objects. Therefore, spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Hao Li , Jinfa Huang , Peng Jin , Guoli Song , Qi Wu , Jie Chen

Short-form video poses new challenges to the quality assessment of user-generated content (UGC) due to its complex generation pipeline, rapid content variation, and mixed distortions. To address this challenge, we propose an end-to-end…

Image and Video Processing · Electrical Eng. & Systems 2026-05-20 Xinyi Wang , Angeliki Katsenou , Junxiao Shen , David Bull

Mesh generation plays a crucial role in 3D content creation, as mesh is widely used in various industrial applications. Recent works have achieved impressive results but still face several issues, such as unrealistic patterns or pits on…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Jiaqi Li , Ruowei Wang , Yu Liu , Qijun Zhao

In the research of video quality assessment (VQA), two-branch network has emerged as a promising solution. It decouples VQA with separate technical and aesthetic branches to measure the perception of low-level distortions and high-level…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Guotao Shen , Ziheng Yan , Xin Jin , Longhai Wu , Jie Chen , Ilhyun Cho , Cheul-Hee Hahm

Although polygon meshes have been a standard representation in geometry processing, their irregular and combinatorial nature hinders their suitability for learning-based applications. In this work, we introduce a novel learnable mesh…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Nissim Maruani , Maks Ovsjanikov , Pierre Alliez , Mathieu Desbrun

In this paper, we introduce a new 3D hex mesh visual analysis system that emphasizes poor-quality areas with an aggregated glyph, highlights overlapping elements, and provides detailed boundary error inspection in three forms. By supporting…

Graphics · Computer Science 2024-03-04 Lei Si , Guoning Chen

Static meshes with texture map are widely used in modern industrial and manufacturing sectors, attracting considerable attention in the mesh compression community due to its huge amount of data. To facilitate the study of static mesh…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Qi Yang , Joel Jung , Haiqiang Wang , Xiaozhong Xu , Shan Liu

Frame permutation quantization (FPQ) is a new vector quantization technique using finite frames. In FPQ, a vector is encoded using a permutation source code to quantize its frame expansion. This means that the encoding is a partial ordering…

Information Theory · Computer Science 2015-03-24 Ha Q. Nguyen , Vivek K Goyal , Lav R. Varshney

In this work, we develop intuitive controls for editing the style of 3D objects. Our framework, Text2Mesh, stylizes a 3D mesh by predicting color and local geometric details which conform to a target text prompt. We consider a disentangled…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Oscar Michel , Roi Bar-On , Richard Liu , Sagie Benaim , Rana Hanocka

Recent years have witnessed many advancements in the applications of 3D textured meshes. As the demand continues to rise, evaluating the perceptual quality of this new type of media content becomes crucial for quality assurance and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Armin Shafiee Sarvestani , Wei Zhou , Zhou Wang

The rapid advancement of AI-generated image (AIGI) models presents new challenges for evaluating image quality, particularly across three aspects: perceptual quality, prompt correspondence, and authenticity. To address these challenges, we…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Chuan Cui , Kejiang Chen , Zhihua Wei , Wen Shen , Weiming Zhang , Nenghai Yu

Depth perception plays an essential role in the viewer experience for immersive virtual reality (VR) visual environments. However, previous research investigations in the depth quality of 3D/stereoscopic images are rather limited, and in…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Wei Zhou , Zhou Wang

Pattern analysis is a wide domain that has wide applicability in many fields. In fact, texture analysis is one of those fields, since the texture is defined as a set of repetitive or quasi-repetitive patterns. Despite its importance in…

Computer Vision and Pattern Recognition · Computer Science 2019-06-19 Alice Othmani , Fakhri Torkhani , Jean-Marie Favreau