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Sparse events, such as malign attacks in real-time network traffic, have caused big organisations an immense hike in revenue loss. This is due to the excessive growth of the network and its exposure to a plethora of people. The standard…

密码学与安全 · 计算机科学 2021-12-08 Nasreen Fathima , Akshara Pramod , Yash Srivastava , Anusha Maria Thomas , Syed Ibrahim S P , Chandran K R

Mitigating the substantial undesirable impact of transportation systems on the environment is paramount. Thus, predicting Greenhouse Gas (GHG) emissions is one of the profound topics, especially with the emergence of intelligent…

信号处理 · 电气工程与系统科学 2020-12-07 Lama Alfaseeh , Ran Tu , Bilal Farooq , Marianne Hatzopoulou

We present a flexible Bayesian semiparametric mixed model for longitudinal data analysis in the presence of potentially high-dimensional categorical covariates. Building on a novel hidden Markov tensor decomposition technique, our proposed…

统计方法学 · 统计学 2022-08-05 Giorgio Paulon , Peter Müller , Abhra Sarkar

Machine Learning is becoming more prevalent in science and engineering, but many approaches do not provide meaningful uncertainty estimates and predictions may also violate known physical knowledge. We propose a Bayesian framework to embed…

机器学习 · 计算机科学 2026-04-29 Matthew Marsh , Benoît Chachuat , Antonio del Rio Chanona

The paper presents a spatio-temporal wind speed forecasting algorithm using Deep Learning (DL)and in particular, Recurrent Neural Networks(RNNs). Motivated by recent advances in renewable energy integration and smart grids, we apply our…

机器学习 · 计算机科学 2017-07-27 Amir Ghaderi , Borhan M. Sanandaji , Faezeh Ghaderi

Sepsis is a life threatening condition that requires timely detection in intensive care settings. Traditional machine learning approaches, including Naive Bayes, Support Vector Machine (SVM), Random Forest, and XGBoost, often rely on manual…

机器学习 · 计算机科学 2025-09-03 Hejiang Cai , Di Wu , Ji Xu , Xiang Liu , Yiziting Zhu , Xin Shu , Yujie Li , Bin Yi

Automatic detection of traffic accidents has a crucial effect on improving transportation, public safety, and path planning. Many lives can be saved by the consequent decrease in the time between when the accidents occur and when rescue…

机器学习 · 计算机科学 2021-08-24 Pouya Mehrannia , Shayan Shirahmad Gale Bagi , Behzad Moshiri , Otman Adam Al-Basir

We develop a Bayesian framework for variable selection in linear regression with autocorrelated errors, accommodating lagged covariates and autoregressive structures. This setting occurs in time series applications where responses depend on…

统计方法学 · 统计学 2025-08-18 Alokesh Manna , Sujit K. Ghosh

The use of satellite imagery combined with deep learning to support automatic landslide detection is becoming increasingly widespread. However, selecting an appropriate deep learning architecture to optimize performance while avoiding…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Hieu Tang , Truong Vo , Dong Pham , Toan Nguyen , Lam Pham , Truong Nguyen

Terrain traversability analysis plays a major role in ensuring safe robotic navigation in unstructured environments. However, real-time constraints frequently limit the accuracy of online tests especially in scenarios where realistic…

机器人学 · 计算机科学 2021-07-27 Marco Visca , Sampo Kuutti , Roger Powell , Yang Gao , Saber Fallah

Motion Planning, as a fundamental technology of automatic navigation for the autonomous vehicle, is still an open challenging issue in the real-life traffic situation and is mostly applied by the model-based approaches. However, due to the…

计算机视觉与模式识别 · 计算机科学 2019-03-06 Zhengwei Bai , Baigen Cai , Wei Shangguan , Linguo Chai

Stochastic variational inference is an established way to carry out approximate Bayesian inference for deep models. While there have been effective proposals for good initializations for loss minimization in deep learning, far less…

机器学习 · 统计学 2019-01-28 Simone Rossi , Pietro Michiardi , Maurizio Filippone

Autoencoders receive latent models of input data. It was shown in recent works that they also estimate probability density functions of the input. This fact makes using the Bayesian decision theory possible. If we obtain latent models of…

计算机视觉与模式识别 · 计算机科学 2018-11-07 Vasily Morzhakov

Humans learn from the occurrence of events in a different place and time to predict similar trajectories of events. We define Loosely Decoupled Timeseries (LDT) phenomena as two or more events that could happen in different places and…

机器学习 · 计算机科学 2022-08-29 Christian Manasseh , Razvan Veliche , Jared Bennett , Hamilton Clouse

We propose a multilevel Markov chain Monte Carlo (MCMC) method for the Bayesian inference of random field parameters in PDEs using high-resolution data. Compared to existing multilevel MCMC methods, we additionally consider level-dependent…

数值分析 · 数学 2025-08-19 Pieter Vanmechelen , Geert Lombaert , Giovanni Samaey

We investigate the effectiveness of different machine learning methodologies in predicting economic cycles. We identify the deep learning methodology of Bi-LSTM with Autoencoder as the most accurate model to forecast the beginning and end…

综合经济学 · 经济学 2021-07-26 Zihao Wang , Kun Li , Steve Q. Xia , Hongfu Liu

Recent work suggests that some auto-encoder variants do a good job of capturing the local manifold structure of the unknown data generating density. This paper contributes to the mathematical understanding of this phenomenon and helps…

机器学习 · 计算机科学 2012-07-03 Yoshua Bengio , Guillaume Alain , Salah Rifai

Spatio-temporal hidden Markov models are extremely difficult to estimate because their latent joint distributions are available only in trivial cases. In the estimation phase, these latent distributions are usually substituted with…

统计方法学 · 统计学 2025-09-19 Daniele Tancini , Riccardo Rastelli , Francesco Bartolucci

Reduced rank nonlinear filters are increasingly utilized in data assimilation of geophysical flows, but often require a set of ensemble forward simulations to estimate forecast covariance. On the other hand, predictor-corrector type nudging…

计算物理 · 物理学 2020-08-26 Suraj Pawar , Shady E. Ahmed , Omer San , Adil Rasheed , Ionel M. Navon

Uncertainty propagation in high-dimensional nonlinear dynamic structural systems is pivotal in state-of-the-art performance-based design and risk assessment, where uncertainties from both excitations and structures, i.e., the aleatoric…

机器学习 · 计算机科学 2026-04-03 Manisha Sapkota , Min Li , Bowei Li