English
Related papers

Related papers: Banding vs. Quality: Perceptual Impact and Objecti…

200 papers

Increasing the frame rate of a 3D video generally results in improved Quality of Experience (QoE). However, higher frame rates involve a higher degree of complexity in capturing, transmission, storage, and display. The question that arises…

Image and Video Processing · Electrical Eng. & Systems 2018-03-14 Amin Banitalebi-Dehkordi , Mahsa T. Pourazad , Panos Nasiopoulos

The field of automatic image inpainting has progressed rapidly in recent years, but no one has yet proposed a standard method of evaluating algorithms. This absence is due to the problem's challenging nature: image-inpainting algorithms…

Computer Vision and Pattern Recognition · Computer Science 2019-07-16 Ivan Molodetskikh , Mikhail Erofeev , Dmitry Vatolin

Pose estimation is usually tackled as either a bin classification or a regression problem. In both cases, the idea is to directly predict the pose of an object. This is a non-trivial task due to appearance variations between similar poses…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Georgios Kouros , Shubham Shrivastava , Cédric Picron , Sushruth Nagesh , Punarjay Chakravarty , Tinne Tuytelaars

Video frame interpolation (VFI) serves as a useful tool for many video processing applications. Recently, it has also been applied in the video compression domain for enhancing both conventional video codecs and learning-based compression…

Image and Video Processing · Electrical Eng. & Systems 2023-06-23 Duolikun Danier , Fan Zhang , David Bull

Vision-language models can encode societal biases and stereotypes, but there are challenges to measuring and mitigating these multimodal harms due to lacking measurement robustness and feature degradation. To address these challenges, we…

Machine Learning · Computer Science 2022-10-27 Hugo Berg , Siobhan Mackenzie Hall , Yash Bhalgat , Wonsuk Yang , Hannah Rose Kirk , Aleksandar Shtedritski , Max Bain

Panoramic videos have the advantage of providing an immersive and interactive viewing experience. Nevertheless, their spherical nature gives rise to various and uncertain user viewing behaviors, which poses significant challenges for…

Image and Video Processing · Electrical Eng. & Systems 2024-05-16 Kanglong Fan , Wen Wen , Mu Li , Yifan Peng , Kede Ma

Video dimensions are continuously increasing to provide more realistic and immersive experiences to global streaming and social media viewers. However, increments in video parameters such as spatial resolution and frame rate are inevitably…

Image and Video Processing · Electrical Eng. & Systems 2022-01-19 Dae Yeol Lee , Somdyuti Paul , Christos G. Bampis , Hyunsuk Ko , Jongho Kim , Se Yoon Jeong , Blake Homan , Alan C. Bovik

Recently, point clouds have shown to be a promising way to represent 3D visual data for a wide range of immersive applications, from augmented reality to autonomous cars. Emerging imaging sensors have made easier to perform richer and…

Image and Video Processing · Electrical Eng. & Systems 2020-11-16 Alireza Javaheri , Catarina Brites , Fernando Pereira , Joao Ascenso

Large Multimodal Models (LMMs) have shown promise for video quality assessment, but most methods still predict an absolute score for each video. Such pointwise supervision often mixes perceptual quality with dataset-specific calibration,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Shibei Meng , Binxin Yang , Yuan Liu , Jiexuan Zhang , Zhengyao Lv , Hubery Yin , Qiang Xu

Existing video captioning approaches typically require to first sample video frames from a decoded video and then conduct a subsequent process (e.g., feature extraction and/or captioning model learning). In this pipeline, manual frame…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Yaojie Shen , Xin Gu , Kai Xu , Heng Fan , Longyin Wen , Libo Zhang

Videos often have to be transmitted and stored at low bitrates due to poor network connectivity during adaptive bitrate streaming. Designing optimal bitrate ladders that would select the perceptually-optimized resolution, frame-rate, and…

Image and Video Processing · Electrical Eng. & Systems 2022-07-14 Joshua P. Ebenezer , Yixu Chen , Yongjun Wu , Hai Wei , Sriram Sethuraman

Modern computer vision foundation models are trained on massive amounts of data, incurring large economic and environmental costs. Recent research has suggested that improving data quality can significantly reduce the need for data…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Benjamin Feuer , Chinmay Hegde

Blind or no-reference (NR) perceptual picture quality prediction is a difficult, unsolved problem of great consequence to the social and streaming media industries that impacts billions of viewers daily. Unfortunately, popular NR prediction…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Zhenqiang Ying , Haoran Niu , Praful Gupta , Dhruv Mahajan , Deepti Ghadiyaram , Alan Bovik

Neural networks are prone to adversarial attacks. In general, such attacks deteriorate the quality of the input by either slightly modifying most of its pixels, or by occluding it with a patch. In this paper, we propose a method that keeps…

Computer Vision and Pattern Recognition · Computer Science 2019-10-18 Konrad Zolna , Michal Zajac , Negar Rostamzadeh , Pedro O. Pinheiro

Nowadays digital image compression and decompression techniques are very much important. So our aim is to calculate the quality of face and other regions of the compressed image with respect to the original image. Image segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2014-02-07 Abhishek Bhattacharya , Tanusree Chatterjee

In this work, we investigate facial anonymization techniques in 360{\deg} videos and assess their influence on the perceived realism, anonymization effect, and presence of participants. In comparison to traditional footage, 360{\deg} videos…

Human-Computer Interaction · Computer Science 2024-08-12 Leslie Wöhler , Satoshi Ikehata , Kiyoharu Aizawa

Generative AI has revolutionised visual content editing, empowering users to effortlessly modify images and videos. However, not all edits are equal. To perform realistic edits in domains such as natural image or medical imaging,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Thomas Melistas , Nikos Spyrou , Nefeli Gkouti , Pedro Sanchez , Athanasios Vlontzos , Yannis Panagakis , Giorgos Papanastasiou , Sotirios A. Tsaftaris

Neural network quantization is a critical technique for deploying models on resource-limited devices. Despite its widespread use, the impact of quantization on model perceptual fields, particularly in relation to class activation maps…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Mohamed Amine Kerkouri , Marouane Tliba , Aladine Chetouani , Alessandro Bruno

Wide-angle video is favored for its wide viewing angle and ability to capture a large area of scenery, making it an ideal choice for sports and adventure recording. However, wide-angle video is prone to deformation, exposure and other…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Bo Hu , Wei Wang , Chunyi Li , Lihuo He , Leida Li , Xinbo Gao

The CLIP model has been recently proven to be very effective for a variety of cross-modal tasks, including the evaluation of captions generated from vision-and-language architectures. In this paper, we propose a new recipe for a…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Sara Sarto , Manuele Barraco , Marcella Cornia , Lorenzo Baraldi , Rita Cucchiara