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The proliferation of capable and efficient machine learning (ML) models marks one of the strongest methodological shifts in signal processing (SP) in its nearly 100-year history. ML models support the development of SP systems that…

信号处理 · 电气工程与系统科学 2026-05-01 Daniel Waxman , Fernando Llorente , Petar M. Djurić

State-of-the-art neural network-based methods for learning summary statistics have delivered promising results for simulation-based likelihood-free parameter inference. Existing approaches require density estimation as a post-processing…

To explore underlying complementary information from multiple views, in this paper, we propose a novel Latent Multi-view Semi-Supervised Classification (LMSSC) method. Unlike most existing multi-view semi-supervised classification methods…

机器学习 · 计算机科学 2019-09-10 Xiaofan Bo , Zhao Kang , Zhitong Zhao , Yuanzhang Su , Wenyu Chen

Evolving consumer demands and market trends have led to businesses increasingly embracing a production approach that prioritizes flexibility and customization. Consequently, factory workers must engage in tasks that are more complex than…

机器学习 · 计算机科学 2024-05-17 Issei Saito , Tomoaki Nakamura , Toshiyuki Hatta , Wataru Fujita , Shintaro Watanabe , Shotaro Miwa

Large-language models are notoriously famous for their impressive performance across a wide range of tasks. One surprising example of such impressive performance is a recently identified capacity of LLMs to understand the governing…

机器学习 · 计算机科学 2024-08-06 Oussama Zekri , Abdelhakim Benechehab , Ievgen Redko

In this study, we focus on sampling from the latent space of generative models built upon autoencoders so as the reconstructed samples are lifelike images. To do to, we introduce a novel post-training sampling algorithm rooted in the…

机器学习 · 计算机科学 2023-08-22 Aymene Mohammed Bouayed , Adrian Iaccovelli , David Naccache

We introduce a Bayesian Gaussian process latent variable model that explicitly captures spatial correlations in data using a parameterized spatial kernel and leveraging structure-exploiting algebra on the model covariance matrices for…

机器学习 · 统计学 2018-05-23 Steven Atkinson , Nicholas Zabaras

Trial-and-error based reinforcement learning (RL) has seen rapid advancements in recent times, especially with the advent of deep neural networks. However, the majority of autonomous RL algorithms require a large number of interactions with…

系统与控制 · 计算机科学 2018-02-23 Sanket Kamthe , Marc Peter Deisenroth

Mining natural associations from high-dimensional spatiotemporal signals plays an important role in various fields including biology, climatology, and financial analysis. However, most existing works have mainly studied time-independent…

社会与信息网络 · 计算机科学 2020-12-08 Yueliang Liu , Wenbin Guo , Kangyong You , Lei Zhao , Tao Peng , Wenbo Wang

State-space models have been successfully used for more than fifty years in different areas of science and engineering. We present a procedure for efficient variational Bayesian learning of nonlinear state-space models based on sparse…

机器学习 · 计算机科学 2014-11-04 Roger Frigola , Yutian Chen , Carl E. Rasmussen

We introduce a Gaussian Prototype Layer for gradient-based prototype learning and demonstrate two novel network architectures for explainable segmentation one of which relies on region proposals. Both models are evaluated on agricultural…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Michael Gerstenberger , Steffen Maaß , Peter Eisert , Sebastian Bosse

A framework for adaptive and non-adaptive statistical compressive sensing is developed, where a statistical model replaces the standard sparsity model of classical compressive sensing. We propose within this framework optimal task-specific…

计算机视觉与模式识别 · 计算机科学 2015-06-03 Julio M. Duarte-Carvajalino , Guoshen Yu , Lawrence Carin , Guillermo Sapiro

We address tracking and prediction of multiple moving objects in visual data streams as inference and sampling in a disentangled latent state-space model. By encoding objects separately and including explicit position information in the…

机器学习 · 统计学 2019-10-15 Adnan Akhundov , Maximilian Soelch , Justin Bayer , Patrick van der Smagt

Likelihood-free inference methods based on neural conditional density estimation were shown to drastically reduce the simulation burden in comparison to classical methods such as ABC. When applied in the context of any latent variable…

机器学习 · 统计学 2024-05-06 Sanmitra Ghosh , Paul J. Birrell , Daniela De Angelis

We consider the problem of signal estimation in a generalized linear model (GLM). GLMs include many canonical problems in statistical estimation, such as linear regression, phase retrieval, and 1-bit compressed sensing. Recent work has…

信息论 · 计算机科学 2024-10-29 Pablo Pascual Cobo , Kuan Hsieh , Ramji Venkataramanan

Hidden Markov Model (HMM) combined with Gaussian Process (GP) emission can be effectively used to estimate the hidden state with a sequence of complex input-output relational observations. Especially when the spectral mixture (SM) kernel is…

机器学习 · 计算机科学 2020-01-08 Yohan Jung , Jinkyoo Park

In this paper, we study a functional regression setting where the random response curve is unobserved, and only its dichotomized version observed at a sequence of correlated binary data is available. We propose a practical computational…

统计方法学 · 统计学 2020-12-07 Fatemeh Asgari , Mohammad Hossein Alamatsaz , Valeria Vitelli , Saeed Hayati

Using the linear Gaussian latent variable model as a starting point we relax some of the constraints it imposes by deriving a nonparametric latent feature Gaussian variable model. This model introduces additional discrete latent variables…

机器学习 · 统计学 2019-05-28 Adam Farooq , Yordan P. Raykov , Luc Evers , Max A. Little

Effectively modeling non-stationary dynamics in probabilistic multivariate time series(MTS) forecasting requires balancing expressiveness with robustness. Existing parametric approaches benefit from strong inductive biases but lack…

机器学习 · 计算机科学 2026-05-25 Jinglin Li , Jun Tan , QI Fang , Ning Gui

We present the Deep Convolutional Gaussian Mixture Model (DCGMM), a new probabilistic approach for image modeling capable of density estimation, sampling and tractable inference. DCGMM instances exhibit a CNN-like layered structure, in…

机器学习 · 计算机科学 2022-03-22 Alexander Gepperth