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相关论文: Convolutional Neural Networks for Video Quality As…

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Temporal prediction is one of the most important technologies for video compression. Various prediction coding modes are designed in traditional video codecs. Traditional video codecs will adaptively to decide the optimal coding mode…

图像与视频处理 · 电气工程与系统科学 2025-03-25 Xihua Sheng , Li Li , Dong Liu , Houqiang Li

Developing a technique for the automatic analysis of surveillance videos in order to identify the presence of violence is of broad interest. In this work, we propose a deep neural network for the purpose of recognizing violent videos. A…

计算机视觉与模式识别 · 计算机科学 2017-09-20 Swathikiran Sudhakaran , Oswald Lanz

We present a no-reference video quality model and algorithm that delivers standout performance for High Dynamic Range (HDR) videos, which we call HDR-ChipQA. HDR videos represent wider ranges of luminances, details, and colors than Standard…

图像与视频处理 · 电气工程与系统科学 2023-04-27 Joshua P. Ebenezer , Zaixi Shang , Yongjun Wu , Hai Wei , Sriram Sethuraman , Alan C. Bovik

Video content classification is an important research content in computer vision, which is widely used in many fields, such as image and video retrieval, computer vision. This paper presents a model that is a combination of Convolutional…

计算机视觉与模式识别 · 计算机科学 2021-11-30 Pradyumn Patil , Vishwajeet Pawar , Yashraj Pawar , Shruti Pisal

Inspired by the dual-stream theory of the human visual system (HVS) - where the ventral stream is responsible for object recognition and detail analysis, while the dorsal stream focuses on spatial relationships and motion perception - an…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Li Yu , Situo Wang , Wei Zhou , Moncef Gabbouj

Deep convolutional neutral networks have achieved great success on image recognition tasks. Yet, it is non-trivial to transfer the state-of-the-art image recognition networks to videos as per-frame evaluation is too slow and unaffordable.…

计算机视觉与模式识别 · 计算机科学 2017-06-06 Xizhou Zhu , Yuwen Xiong , Jifeng Dai , Lu Yuan , Yichen Wei

In this paper, we propose a deformable convolution-based generative adversarial network (DCNGAN) for perceptual quality enhancement of compressed videos. DCNGAN is also adaptive to the quantization parameters (QPs). Compared with optical…

图像与视频处理 · 电气工程与系统科学 2022-01-31 Saiping Zhang , Luis Herranz , Marta Mrak , Marc Gorriz Blanch , Shuai Wan , Fuzheng Yang

Defects are unavoidable in casting production owing to the complexity of the casting process. While conventional human-visual inspection of casting products is slow and unproductive in mass productions, an automatic and reliable defect…

计算机视觉与模式识别 · 计算机科学 2021-07-27 Maryam Habibpour , Hassan Gharoun , AmirReza Tajally , Afshar Shamsi , Hamzeh Asgharnezhad , Abbas Khosravi , Saeid Nahavandi

The great variations of videographic skills, camera designs, compression and processing protocols, and displays lead to an enormous variety of video impairments. Current no-reference (NR) video quality models are unable to handle this…

图像与视频处理 · 电气工程与系统科学 2018-11-06 Zeina Sinno , Alan C. Bovik

Despite the appeal of deep neural networks that largely replace the traditional handmade filters, they still suffer from isolated cases that cannot be properly handled only by the training of convolutional filters. Abnormal factors,…

计算机视觉与模式识别 · 计算机科学 2017-10-19 Jonghwa Yim , Kyung-Ah Sohn

Learning based video compression attracts increasing attention in the past few years. The previous hybrid coding approaches rely on pixel space operations to reduce spatial and temporal redundancy, which may suffer from inaccurate motion…

图像与视频处理 · 电气工程与系统科学 2021-08-24 Zhihao Hu , Guo Lu , Dong Xu

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

Internet video delivery has undergone a tremendous explosion of growth over the past few years. However, the quality of video delivery system greatly depends on the Internet bandwidth. Deep Neural Networks (DNNs) are utilized to improve the…

图像与视频处理 · 电气工程与系统科学 2021-09-20 Jiaming Liu , Ming Lu , Kaixin Chen , Xiaoqi Li , Shizun Wang , Zhaoqing Wang , Enhua Wu , Yurong Chen , Chuang Zhang , Ming Wu

The advent of AI has influenced many aspects of human life, from self-driving cars and intelligent chatbots to text-based image and video generation models capable of creating realistic images and videos based on user prompts…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Abhijay Ghildyal , Yuanhan Chen , Saman Zadtootaghaj , Nabajeet Barman , Alan C. Bovik

In recent years, video streaming applications have proliferated the demand for Video Quality Assessment VQA). Reduced reference video quality assessment (RR-VQA) is a category of VQA where certain features (e.g., texture, edges) of the…

We introduce a novel feature set, which we call HDRMAX features, that when included into Video Quality Assessment (VQA) algorithms designed for Standard Dynamic Range (SDR) videos, sensitizes them to distortions of High Dynamic Range (HDR)…

图像与视频处理 · 电气工程与系统科学 2023-04-27 Joshua P. Ebenezer , Zaixi Shang , Yongjun Wu , Hai Wei , Sriram Sethuraman , Alan C. Bovik

Although deep convolutional neural network has been proved to efficiently eliminate coding artifacts caused by the coarse quantization of traditional codec, it's difficult to train any neural network in front of the encoder for gradient's…

计算机视觉与模式识别 · 计算机科学 2018-01-17 Lijun Zhao , Huihui Bai , Anhong Wang , Yao Zhao

Conventional video compression approaches use the predictive coding architecture and encode the corresponding motion information and residual information. In this paper, taking advantage of both classical architecture in the conventional…

图像与视频处理 · 电气工程与系统科学 2019-04-09 Guo Lu , Wanli Ouyang , Dong Xu , Xiaoyun Zhang , Chunlei Cai , Zhiyong Gao

Assessing the visual quality of High Dynamic Range (HDR) images is an unexplored and an interesting research topic that has become relevant with the current boom in HDR technology. We propose a new convolutional neural network based model…

多媒体 · 计算机科学 2017-12-21 Navaneeth Kamballur Kottayil , Giuseppe Valenzise , Frederic Dufaux , Irene Cheng

Video-Question-Answering (VideoQA) comprises the capturing of complex visual relation changes over time, remaining a challenge even for advanced Video Language Models (VLM), i.a., because of the need to represent the visual content to a…

计算机视觉与模式识别 · 计算机科学 2025-04-09 Sofian Chaybouti , Walid Bousselham , Moritz Wolter , Hilde Kuehne