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Prostate segmentation from Magnetic Resonance (MR) images plays an important role in image guided interven- tion. However, the lack of clear boundary specifically at the apex and base, and huge variation of shape and texture between the…

计算机视觉与模式识别 · 计算机科学 2017-03-29 Qikui Zhu , Bo Du , Baris Turkbey , Peter L . Choyke , Pingkun Yan

Deep neural networks have been applied to improve the image quality of fluorescence microscopy imaging. Previous methods are based on convolutional neural networks (CNNs) which generally require more time-consuming training of separate…

Lossy compression introduces complex compression artifacts, particularly blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restore sharpened…

计算机视觉与模式识别 · 计算机科学 2016-08-10 Ke Yu , Chao Dong , Chen Change Loy , Xiaoou Tang

We study the problem of interference source identification, through the lens of recognizing one of 15 different channels that belong to 3 different wireless technologies: Bluetooth, Zigbee, and WiFi. We employ deep learning algorithms…

信号处理 · 电气工程与系统科学 2019-05-21 Xiwen Zhang , Tolunay Seyfi , Shengtai Ju , Sharan Ramjee , Aly El Gamal , Yonina C. Eldar

Two-dimensional (2D) fast spin echo (FSE) techniques play a central role in the clinical magnetic resonance imaging (MRI) of knee joints. Moreover, three-dimensional (3D) FSE provides high-isotropic-resolution magnetic resonance (MR) images…

图像与视频处理 · 电气工程与系统科学 2022-12-15 Shutian Zhao , Donal G. Cahill , Siyue Li , Fan Xiao , Thierry Blu , James F Griffith , Weitian Chen

Deep denoising models require extensive real-world training data, which is challenging to acquire. Current noise synthesis techniques struggle to accurately model complex noise distributions. We propose a novel Realistic Noise Synthesis…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Qi Wu , Mingyan Han , Ting Jiang , Chengzhi Jiang , Jinting Luo , Man Jiang , Haoqiang Fan , Shuaicheng Liu

Complex spin textures in itinerant electron magnets hold promises for next-generation memory and information technology. The long-ranged and often frustrated electron-mediated spin interactions in these materials give rise to intriguing…

强关联电子 · 物理学 2024-06-18 Xinlun Cheng , Sheng Zhang , Phong C. H. Nguyen , Shahab Azarfar , Gia-Wei Chern , Stephen S. Baek

Deep artificial neural networks require a large corpus of training data in order to effectively learn, where collection of such training data is often expensive and laborious. Data augmentation overcomes this issue by artificially inflating…

机器学习 · 计算机科学 2017-08-22 Luke Taylor , Geoff Nitschke

Nowadays, deep learning can be employed to a wide ranges of fields including medicine, engineering, etc. In deep learning, Convolutional Neural Network (CNN) is extensively used in the pattern and sequence recognition, video analysis,…

计算机视觉与模式识别 · 计算机科学 2019-02-06 Rezoana Bente Arif , Md. Abu Bakr Siddique , Mohammad Mahmudur Rahman Khan , Mahjabin Rahman Oishe

Compared with traditional seismic noise attenuation algorithms that depend on signal models and their corresponding prior assumptions, removing noise with a deep neural network is trained based on a large training set, where the inputs are…

地球物理 · 物理学 2019-07-23 Siwei Yu , Jianwei Ma , Wenlong Wang

Removal or cancellation of noise has wide-spread applications for imaging and acoustics. In every-day-life applications, denoising may even include generative aspects, which are unfaithful to the ground truth. For scientific use, however,…

Noise in seismic data arises from numerous sources and is continually evolving. The use of supervised deep learning procedures for denoising of seismic datasets often results in poor performance: this is due to the lack of noise-free field…

地球物理 · 物理学 2022-09-27 Claire Birnie , Tariq Alkhalifah

Radar sensors are crucial for environment perception of driver assistance systems as well as autonomous cars. Key performance factors are a fine range resolution and the possibility to directly measure velocity. With a rising number of…

信号处理 · 电气工程与系统科学 2020-12-07 Johanna Rock , Mate Toth , Paul Meissner , Franz Pernkopf

Interlacing is a widely used technique, for television broadcast and video recording, to double the perceived frame rate without increasing the bandwidth. But it presents annoying visual artifacts, such as flickering and silhouette…

计算机视觉与模式识别 · 计算机科学 2017-08-02 Haichao Zhu , Xueting Liu , Xiangyu Mao , Tien-Tsin Wong

Deep learning has advanced fMRI analysis, yet it remains unclear which architectural inductive biases are most effective at capturing functional patterns in human brain activity. This issue is particularly important in small-sample…

神经元与认知 · 定量生物学 2025-09-23 Behdad Khodabandehloo , Reza Rajimehr

Deep learning models have demonstrated remarkable success in various fields, including seismology. However, one major challenge in deep learning is the presence of mislabeled examples. Additionally, accurately estimating model uncertainty…

Deep convolutional neural networks (CNNs) are used for image denoising via automatically mining accurate structure information. However, most of existing CNNs depend on enlarging depth of designed networks to obtain better denoising…

图像与视频处理 · 电气工程与系统科学 2022-10-04 Chunwei Tian , Menghua Zheng , Wangmeng Zuo , Bob Zhang , Yanning Zhang , David Zhang

Ground-roll wave is a common coherent noise in land field seismic data. This Rayleigh-type surface wave usually has low frequency, low apparent velocity, and high amplitude, therefore obscures the reflection events of seismic shot gathers.…

计算机视觉与模式识别 · 计算机科学 2024-09-09 Zhuang Jia , Wenkai Lu , Meng Zhang , Yongkang Miao

Deep Neural Networks (DNNs) have gained immense success in cognitive applications and greatly pushed today's artificial intelligence forward. The biggest challenge in executing DNNs is their extremely data-extensive computations. The…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Fuqiang Liu , C. Liu

Channel estimation is of great importance in realizing practical intelligent reflecting surface-assisted multi-user communication (IRS-MC) systems. However, different from traditional communication systems, an IRS-MC system generally…

信号处理 · 电气工程与系统科学 2020-12-02 Chang Liu , Xuemeng Liu , Derrick Wing Kwan Ng , Jinhong Yuan