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We derive a robust update rule for the online infinite hidden Markov model (iHMM) for when the streaming data contains outliers and the model is misspecified. Leveraging recent advances in generalised Bayesian inference, we define…

机器学习 · 统计学 2026-05-13 Horace Yiu , Leandro Sánchez-Betancourt , Álvaro Cartea , Gerardo Duran-Martin

Complex textual information extraction tasks are often posed as sequence labeling or \emph{shallow parsing}, where fields are extracted using local labels made consistent through probabilistic inference in a graphical model with constrained…

机器学习 · 计算机科学 2018-10-01 Dung Thai , Sree Harsha Ramesh , Shikhar Murty , Luke Vilnis , Andrew McCallum

Real-time adaptive control of nonlinear systems with unknown dynamics and time-varying disturbances demands precise modeling and robust parameter adaptation. While existing neural network-based strategies struggle with computational…

系统与控制 · 电气工程与系统科学 2025-06-17 Mingcong Li

We propose to study the problem of few-shot learning with the prism of inference on a partially observed graphical model, constructed from a collection of input images whose label can be either observed or not. By assimilating generic…

机器学习 · 统计学 2018-02-21 Victor Garcia , Joan Bruna

The hidden Markov model (HMM) has been a workhorse of single molecule data analysis and is now commonly used as a standalone tool in time series analysis or in conjunction with other analyses methods such as tracking. Here we provide a…

数据分析、统计与概率 · 物理学 2017-06-28 Ioannis Sgouralis , Steve Presse

Microarray time course (MTC) gene expression data are commonly collected to study the dynamic nature of biological processes. One important problem is to identify genes that show different expression profiles over time and pathways that are…

应用统计 · 统计学 2008-12-18 Zhi Wei , Hongzhe Li

Few-shot Learning aims to learn and distinguish new categories with a very limited number of available images, presenting a significant challenge in the realm of deep learning. Recent researchers have sought to leverage the additional…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Chunpeng Zhou , Haishuai Wang , Xilu Yuan , Zhi Yu , Jiajun Bu

We propose prototypical networks for the problem of few-shot classification, where a classifier must generalize to new classes not seen in the training set, given only a small number of examples of each new class. Prototypical networks…

机器学习 · 计算机科学 2017-06-21 Jake Snell , Kevin Swersky , Richard S. Zemel

Few-shot learning addresses problems for which a limited number of training examples are available. So far, the field has been mostly driven by applications in computer vision. Here, we are interested in adapting recently introduced…

机器学习 · 计算机科学 2021-05-20 Myriam Bontonou , Giulia Lioi , Nicolas Farrugia , Vincent Gripon

Predicting the spread of processes across complex multi-layered networks has long challenged researchers due to the intricate interplay between network structure and propagation dynamics. Each layer of these networks possesses unique…

社会与信息网络 · 计算机科学 2024-10-23 Mohammad Hossein Samaei , Faryad Darabi Sahneh , Caterina Scoglio

Statistical Relational Learning (SRL) models have attracted significant attention due to their ability to model complex data while handling uncertainty. However, most of these models have been limited to discrete domains due to their…

机器学习 · 计算机科学 2021-10-20 Yuqiao Chen , Sriraam Natarajan , Nicholas Ruozzi

In this paper, we propose a probabilistic physics-guided framework, termed Physics-guided Deep Markov Model (PgDMM). The framework targets the inference of the characteristics and latent structure of nonlinear dynamical systems from…

机器学习 · 计算机科学 2022-05-26 Wei Liu , Zhilu Lai , Kiran Bacsa , Eleni Chatzi

Few-shot remote sensing image classification is challenging due to limited labeled samples and high variability in land-cover types. We propose a reconstruction-guided few-shot network (RGFS-Net) that enhances generalization to unseen…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Mohit Jaiswal , Naman Jain , Shivani Pathak , Mainak Singha , Nikunja Bihari Kar , Ankit Jha , Biplab Banerjee

The goal of few-shot learning is to recognize new visual concepts with just a few amount of labeled samples in each class. Recent effective metric-based few-shot approaches employ neural networks to learn a feature similarity comparison…

计算机视觉与模式识别 · 计算机科学 2020-04-17 Xiaomeng Li , Lequan Yu , Chi-Wing Fu , Meng Fang , Pheng-Ann Heng

This paper studies few-shot segmentation, which is a task of predicting foreground mask of unseen classes by a few of annotations only, aided by a set of rich annotations already existed. The existing methods mainly focus the task on…

计算机视觉与模式识别 · 计算机科学 2019-09-20 Yuwei Yang , Fanman Meng , Hongliang Li , King N. Ngan , Qingbo Wu

As a relatively new field, network neuroscience has tended to focus on aggregate behaviours of the brain averaged over many successive experiments or over long recordings in order to construct robust brain models. These models are limited…

神经元与认知 · 定量生物学 2022-05-19 James Wilsenach , Katie Warnaby , Charlotte M. Deane , Gesine Reinert

Deep graph generative modeling has gained enormous attraction in recent years due to its impressive ability to directly learn the underlying hidden graph distribution. Despite their initial success, these techniques, like much of the…

机器学习 · 计算机科学 2023-12-15 Sahil Manchanda , Shubham Gupta , Sayan Ranu , Srikanta Bedathur

Few-shot learning aims to train a classifier that can generalize well when just a small number of labeled examples per class are given. We introduce a transductive maximum margin classifier for few-shot learning (FS-TMMC). The basic idea of…

计算机视觉与模式识别 · 计算机科学 2021-10-29 Fei Pan , Chunlei Xu , Jie Guo , Yanwen Guo

In this study, we address the interpretability issue in complex, black-box Machine Learning models applied to sequence data. We introduce the Model-Based tree Hidden Semi-Markov Model (MOB-HSMM), an inherently interpretable model aimed at…

机器学习 · 计算机科学 2023-10-31 Chan Hsu , Wei-Chun Huang , Jun-Ting Wu , Chih-Yuan Li , Yihuang Kang

This paper proposes a hierarchical feature extractor for non-stationary streaming time series based on the concept of switching observable Markov chain models. The slow time-scale non-stationary behaviors are considered to be a mixture of…

机器学习 · 统计学 2017-02-08 Adedotun Akintayo , Soumik Sarkar