English
Related papers

Related papers: Frequency-Assisted Adaptive Sharpening Scheme Cons…

200 papers

Stereo image super-resolution (stereoSR) aims to enhance the quality of super-resolution results by incorporating complementary information from an alternative view. Although current methods have shown significant advancements, they…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Hu Gao , Depeng Dang

We present a refinement framework to boost the performance of pre-trained semi-supervised video object segmentation (VOS) models. Our work is based on scale inconsistency, which is motivated by the observation that existing VOS models…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Hengyi Wang , Changjae Oh

Frequency estimation from measurements corrupted by noise is a fundamental challenge across numerous engineering and scientific fields. Among the pivotal factors shaping the resolution capacity of any frequency estimation technique are…

Signal Processing · Electrical Eng. & Systems 2024-09-23 Sampath Kumar Dondapati , Omkar Nitsure , Satish Mulleti

Video frame transmission delay is critical in real-time applications such as online video gaming, live show, etc. The receiving deadline of a new frame must catch up with the frame rendering time. Otherwise, the system will buffer a while,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Wang Shen , Wenbo Bao , Guangtao Zhai , Charlie L Wang , Jerry W Hu , Zhiyong Gao

High frame rate videos are increasingly getting popular in recent years, driven by the strong requirements of the entertainment and streaming industries to provide high quality of experiences to consumers. To achieve the best trade-offs…

Multimedia · Computer Science 2020-10-22 Pavan C. Madhusudana , Neil Birkbeck , Yilin Wang , Balu Adsumilli , Alan C. Bovik

In vision-enabled autonomous systems such as robots and autonomous cars, video object detection plays a crucial role, and both its speed and accuracy are important factors to provide reliable operation. The key insight we show in this paper…

Computer Vision and Pattern Recognition · Computer Science 2019-02-11 Ting-Wu Chin , Ruizhou Ding , Diana Marculescu

State-of-the-art video deblurring methods use deep network architectures to recover sharpened video frames. Blurring especially degrades high-frequency (HF) information, yet this aspect is often overlooked by recent models that focus more…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Bo Ji , Angela Yao

Video deblurring is essential task for autonomous driving, facial recognition, and security surveillance. Traditional methods directly estimate motion blur kernels, often introducing artifacts and leading to poor results. Recent approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Yang Tian , Fabio Brau , Giulio Rossolini , Giorgio Buttazzo , Hao Meng

The main challenge of single image super resolution (SISR) is the recovery of high frequency details such as tiny textures. However, most of the state-of-the-art methods lack specific modules to identify high frequency areas, causing the…

Computer Vision and Pattern Recognition · Computer Science 2018-07-19 Yuan Liu , Yuancheng Wang , Nan Li , Xu Cheng , Yifeng Zhang , Yongming Huang , Guojun Lu

Image deblurring is an essential image preprocessing technique, aiming to recover clear and detailed images form blurry ones. However, existing algorithms often fail to effectively integrate multi-scale feature extraction with frequency…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Yawen Xiang , Heng Zhou , Chengyang Li , Zhongbo Li , Yongqiang Xie

Many applications in image processing require resampling of arbitrarily located samples onto regular grid positions. This is important in frame-rate up-conversion, super-resolution, and image warping among others. A state-of-the-art high…

Image and Video Processing · Electrical Eng. & Systems 2022-03-16 Viktoria Heimann , Nils Genser , André Kaup

Time-of-Flight (ToF) depth sensing camera is able to obtain depth maps at a high frame rate. However, its low resolution and sensitivity to the noise are always a concern. A popular solution is upsampling the obtained noisy low resolution…

Computer Vision and Pattern Recognition · Computer Science 2015-06-18 Wei Liu , Yijun Li , Xiaogang Chen , Jie Yang , Qiang Wu , Jingyi Yu

Convolutional layers in Artificial Neural Networks (ANN) treat the channel features equally without feature selection flexibility. While using ANNs for image denoising in real-world applications with unknown noise distributions,…

Image and Video Processing · Electrical Eng. & Systems 2020-12-24 Huayu Li , Haiyu Wu , Xiwen Chen , Hanning Zhang , Abolfazl Razi

HTTP video streaming is in wide use to deliver video over the Internet. With HTTP adaptive steaming, a video playback dynamically selects a video stream from a pre-encoded representation based on available bandwidth and viewport (screen)…

Multimedia · Computer Science 2017-10-17 Chao Chen , Yao-Chung Lin , Anil Kokaram , Steve Benting

In networked video applications, the frame rate (FR) and quantization stepsize (QS) of a compressed video are often adapted in response to the changes of the available bandwidth. It is important to understand how do the variation of FR and…

Multimedia · Computer Science 2014-06-10 Yen-Fu Ou , Wenzhi Lin , Huiqi Zeng , Yao Wang

Due to the fluctuation of throughput under various network conditions, how to choose a proper bitrate adaptively for real-time video streaming has become an upcoming and interesting issue. Recent work focuses on providing high video…

Multimedia · Computer Science 2018-10-30 Tianchi Huang , Rui-Xiao Zhang , Chao Zhou , Lifeng Sun

Inspired by SpecAugment -- a data augmentation method for end-to-end ASR systems, we propose a frame-level SpecAugment method (f-SpecAugment) to improve the performance of deep convolutional neural networks (CNN) for hybrid HMM based ASR…

Computation and Language · Computer Science 2020-12-09 Xinwei Li , Yuanyuan Zhang , Xiaodan Zhuang , Daben Liu

Hyperspectral pansharpening has received much attention in recent years due to technological and methodological advances that open the door to new application scenarios. However, research on this topic is only now gaining momentum. The most…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Giuseppe Guarino , Matteo Ciotola , Gemine Vivone , Giovanni Poggi , Giuseppe Scarpa

We describe a new class of subsampling techniques for CNNs, termed multisampling, that significantly increases the amount of information kept by feature maps through subsampling layers. One version of our method, which we call checkered…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Shayan Sadigh , Pradeep Sen

We show how to utilize machine learning approaches to improve sliding window algorithms for approximate frequency estimation problems, under the ``algorithms with predictions'' framework. In this dynamic environment, previous…

Data Structures and Algorithms · Computer Science 2024-09-19 Rana Shahout , Ibrahim Sabek , Michael Mitzenmacher