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Deep learning has received much attention lately due to the impressive empirical performance achieved by training algorithms. Consequently, a need for a better theoretical understanding of these problems has become more evident in recent…

机器学习 · 计算机科学 2022-03-03 Daniel Bienstock , Gonzalo Muñoz , Sebastian Pokutta

In this paper, we propose an online multi-spectral neuron tracing method with uniquely designed modules, where no offline training are required. Our method is trained online to update our enhanced discriminative correlation filter to…

神经元与认知 · 定量生物学 2024-03-12 Bin Duan , Yuzhang Shang , Dawen Cai , Yan Yan

This paper introduces a method for learning to generate line drawings from 3D models. Our architecture incorporates a differentiable module operating on geometric features of the 3D model, and an image-based module operating on view-based…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Difan Liu , Mohamed Nabail , Aaron Hertzmann , Evangelos Kalogerakis

Beamforming is evidently a core technology in recent generations of mobile communication networks. Nevertheless, an iterative process is typically required to optimize the parameters, making it ill-placed for real-time implementation due to…

信息论 · 计算机科学 2020-03-18 Wenchao Xia , Gan Zheng , Kai-Kit Wong , Hongbo Zhu

Even though convolutional neural networks have become the method of choice in many fields of computer vision, they still lack interpretability and are usually designed manually in a cumbersome trial-and-error process. This paper aims at…

Many tasks in graphics and vision demand machinery for converting shapes into consistent representations with sparse sets of parameters; these representations facilitate rendering, editing, and storage. When the source data is noisy or…

图形学 · 计算机科学 2021-11-24 Dmitriy Smirnov , Matthew Fisher , Vladimir G. Kim , Richard Zhang , Justin Solomon

We propose a generative model of 2D and 3D natural textures with diversity, visual fidelity and at high computational efficiency. This is enabled by a family of methods that extend ideas from classic stochastic procedural texturing (Perlin…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Philipp Henzler , Niloy J. Mitra , Tobias Ritschel

For filter-based magnetographs, the linear calibration method under the weak-field assumption is usually adopted; this leads to magnetic saturation effect in the regions with strong magnetic field. This article explores a new method to…

天体物理仪器与方法 · 物理学 2020-02-07 JingJing Guo , XianYong Bai , YuanYong Deng , Hui Liu , JiaBen Lin , JiangTao Su , Xiao Yang , KaiFan Ji

Optical imaging through complex media, such as biological tissues or fog, is challenging due to light scattering. In the multiple scattering regime, wavefront shaping provides an effective method to retrieve information; it relies on…

光学 · 物理学 2022-06-02 Alexandra d'Arco , Fei Xia , Antoine Boniface , Jonathan Dong , Sylvain Gigan

The use of multimode fibers offers advantages in the field of communication technology in terms of transferable information density and information security. For applications using physical layer security or mode division multiplexing, the…

图像与视频处理 · 电气工程与系统科学 2021-04-21 Stefan Rothe , Qian Zhang , Nektarios Koukourakis , Jürgen W. Czarske

The problem of inferring object shape from a single 2D image is underconstrained. Prior knowledge about what objects are plausible can help, but even given such prior knowledge there may still be uncertainty about the shapes of occluded…

计算机视觉与模式识别 · 计算机科学 2022-11-01 Matthew D. Hoffman , Tuan Anh Le , Pavel Sountsov , Christopher Suter , Ben Lee , Vikash K. Mansinghka , Rif A. Saurous

Machine Learning (ML) is increasingly being used for computer aided diagnosis of brain related disorders based on structural magnetic resonance imaging (MRI) data. Most of such work employs biologically and medically meaningful hand-crafted…

机器学习 · 计算机科学 2018-05-04 Ayush Jaiswal , Dong Guo , Cauligi S. Raghavendra , Paul Thompson

We propose a Fourier-based learning algorithm for highly nonlinear multiclass classification. The algorithm is based on a smoothing technique to calculate the probability distribution of all classes. To obtain the probability distribution,…

机器学习 · 计算机科学 2022-11-17 Soheil Mehrabkhani

This letter considers the transceiver design in frequency division duplex (FDD) massive multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems for high-quality data transmission. We propose a novel…

信号处理 · 电气工程与系统科学 2023-12-12 Junyi Yang , Weifeng Zhu , Shu Sun , Xiaofeng Li , Xingqin Lin , Meixia Tao

Deep learning models have proven to be exceptionally useful in performing many machine learning tasks. However, for each new dataset, choosing an effective size and structure of the model can be a time-consuming process of trial and error.…

机器学习 · 计算机科学 2019-08-08 Roozbeh Yousefzadeh , Dianne P O'Leary

We present a general framework for modeling power magnetic materials characteristics using deep neural networks. Magnetic materials represented by multidimensional characteristics (that mimic measurements) are used to train the neural…

Coded-illumination can enable quantitative phase microscopy of transparent samples with minimal hardware requirements. Intensity images are captured with different source patterns and a non-linear phase retrieval optimization reconstructs…

信号处理 · 电气工程与系统科学 2019-02-07 Michael R. Kellman , Emrah Bostan , Nicole Repina , Laura Waller

We study inverse problems consisting on determining medium properties using the responses to probing waves from the machine learning point of view. Based on the understanding of propagation of waves and their nonlinear interactions, we…

偏微分方程分析 · 数学 2018-11-12 Gunther Uhlmann , Yiran Wang

We introduce a deep learning-based method to generate full 3D hair geometry from an unconstrained image. Our method can recover local strand details and has real-time performance. State-of-the-art hair modeling techniques rely on large…

图形学 · 计算机科学 2018-07-12 Yi Zhou , Liwen Hu , Jun Xing , Weikai Chen , Han-Wei Kung , Xin Tong , Hao Li

Modeling of large-scale research facilities is extremely challenging due to complex physical processes and engineering problems. Here, we adopt a data-driven approach to model the longitudinal phase-space diagnostic beamline at the…

机器学习 · 计算机科学 2021-08-11 Jun Zhu , Ye Chen , Frank Brinker , Winfried Decking , Sergey Tomin , Holger Schlarb
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