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Artificial Intelligence in healthcare is a new and exciting frontier and the possibilities are endless. With deep learning approaches beating human performances in many areas, the logical next step is to attempt their application in the…

机器学习 · 计算机科学 2018-08-21 Ally Salim

Euclidean geometry has historically been the typical "workhorse" for machine learning applications due to its power and simplicity. However, it has recently been shown that geometric spaces with constant non-zero curvature improve…

机器学习 · 计算机科学 2020-02-14 Ondrej Skopek , Octavian-Eugen Ganea , Gary Bécigneul

Deep convolutional neural networks (CNNs) have proven highly effective for visual recognition, where learning a universal representation from activations of convolutional layer plays a fundamental problem. In this paper, we present Fisher…

计算机视觉与模式识别 · 计算机科学 2016-11-30 Zhaofan Qiu , Ting Yao , Tao Mei

The variational autoencoder (VAE) is a popular probabilistic generative model. However, one shortcoming of VAEs is that the latent variables cannot be discrete, which makes it difficult to generate data from different modes of a…

机器学习 · 统计学 2017-11-21 Jay A. Hennig , Akash Umakantha , Ryan C. Williamson

Understanding the structure of complex, nonstationary, high-dimensional time-evolving signals is a central challenge in scientific data analysis. In many domains, such as speech and biomedical signal processing, the ability to learn…

机器学习 · 计算机科学 2026-01-13 Ioannis Ziogas , Aamna Al Shehhi , Ahsan H. Khandoker , Leontios J. Hadjileontiadis

Neural networks are used for channel decoding, channel detection, channel evaluation, and resource management in multi-input and multi-output (MIMO) wireless communication systems. In this paper, we consider the problem of finding precoding…

信号处理 · 电气工程与系统科学 2022-05-06 Evgeny Bobrov , Alexander Markov , Sviatoslav Panchenko , Dmitry Vetrov

Variation Autoencoder (VAE) has become a powerful tool in modeling the non-linear generative process of data from a low-dimensional latent space. Recently, several studies have proposed to use VAE for unsupervised clustering by using…

机器学习 · 计算机科学 2021-06-29 Qingyu Zhao , Nicolas Honnorat , Ehsan Adeli , Kilian M. Pohl

Unsupervised representation learning holds the promise of exploiting large amounts of unlabeled data to learn general representations. A promising technique for unsupervised learning is the framework of Variational Auto-encoders (VAEs).…

计算机视觉与模式识别 · 计算机科学 2020-04-09 Kamal Gupta , Saurabh Singh , Abhinav Shrivastava

Deep generative models are stochastic neural networks capable of learning the distribution of data so as to generate new samples. Conditional Variational Autoencoder (CVAE) is a powerful deep generative model aiming at maximizing the lower…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Shima Kamyab , Rasool Sabzi , Zohreh Azimifar

Learning disentangled and interpretable representations is an important step towards accomplishing comprehensive data representations on the manifold. In this paper, we propose a novel representation learning algorithm which combines the…

机器学习 · 计算机科学 2021-07-13 Fei Ye , Adrian G. Bors

Variational Graph Auto-Encoders (VGAEs) have been widely used to solve the node clustering task. However, the state-of-the-art methods have numerous challenges. First, existing VGAEs do not account for the discrepancy between the inference…

机器学习 · 计算机科学 2023-12-29 Nairouz Mrabah , Mohamed Bouguessa , Riadh Ksantini

In this study, a deep learning based conditional density estimation technique known as conditional variational auto-encoder (CVAE) is used to fill gaps typically observed in particle image velocimetry (PIV) measurements in combustion…

流体动力学 · 物理学 2023-12-12 Shashank Yellapantula

We present VAEL, a neuro-symbolic generative model integrating variational autoencoders (VAE) with the reasoning capabilities of probabilistic logic (L) programming. Besides standard latent subsymbolic variables, our model exploits a…

编程语言 · 计算机科学 2022-05-26 Eleonora Misino , Giuseppe Marra , Emanuele Sansone

Clustering is among the most fundamental tasks in computer vision and machine learning. In this paper, we propose Variational Deep Embedding (VaDE), a novel unsupervised generative clustering approach within the framework of Variational…

计算机视觉与模式识别 · 计算机科学 2017-06-29 Zhuxi Jiang , Yin Zheng , Huachun Tan , Bangsheng Tang , Hanning Zhou

Recently there has been an increased interest in unsupervised learning of disentangled representations using the Variational Autoencoder (VAE) framework. Most of the existing work has focused largely on modifying the variational cost…

机器学习 · 统计学 2019-09-12 Jan Stühmer , Richard E. Turner , Sebastian Nowozin

Variational autoencoders (VAEs) are powerful generative modelling methods, however they suffer from blurry generated samples and reconstructions compared to the images they have been trained on. Significant research effort has been spent to…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Gustav Bredell , Kyriakos Flouris , Krishna Chaitanya , Ertunc Erdil , Ender Konukoglu

The recently developed variational autoencoders (VAEs) have proved to be an effective confluence of the rich representational power of neural networks with Bayesian methods. However, most work on VAEs use a rather simple prior over the…

机器学习 · 计算机科学 2017-08-29 Prasoon Goyal , Zhiting Hu , Xiaodan Liang , Chenyu Wang , Eric Xing

Recent advances in Convolutional Neural Network (CNN) model interpretability have led to impressive progress in visualizing and understanding model predictions. In particular, gradient-based visual attention methods have driven much recent…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Wenqian Liu , Runze Li , Meng Zheng , Srikrishna Karanam , Ziyan Wu , Bir Bhanu , Richard J. Radke , Octavia Camps

IPv6 scanning has always been a challenge for researchers in the field of network measurement. Due to the considerable IPv6 address space, while recent network speed and computational power have been improved, using a brute-force approach…

网络与互联网体系结构 · 计算机科学 2022-04-21 Tianyu Cui , Gaopeng Gou , Gang Xiong

VAEs, or variational autoencoders, are autoencoders that explicitly learn the distribution of the input image space rather than assuming no prior information about the distribution. This allows it to classify similar samples close to each…

机器学习 · 计算机科学 2023-02-08 Fareed Sheriff , Sameer Pai