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Temporal Point Processes (TPPs) are often used to represent the sequence of events ordered as per the time of occurrence. Owing to their flexible nature, TPPs have been used to model different scenarios and have shown applicability in…

机器学习 · 计算机科学 2021-07-19 Shivshankar Reddy , Anand Vir Singh Chauhan , Maneet Singh , Karamjit Singh

Semi-supervised semantic segmentation involves assigning pixel-wise labels to unlabeled images at training time. This is useful in a wide range of real-world applications where collecting pixel-wise labels is not feasible in time or cost.…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Jianfeng Wang , Daniela Massiceti , Xiaolin Hu , Vladimir Pavlovic , Thomas Lukasiewicz

Latent confounders---unobserved variables that influence both treatment and outcome---can bias estimates of causal effects. In some cases, these confounders are shared across observations, e.g. all students taking a course are influenced by…

统计方法学 · 统计学 2020-07-15 Sam Witty , Kenta Takatsu , David Jensen , Vikash Mansinghka

The risk-controlling prediction sets (RCPS) framework is a general tool for transforming the output of any machine learning model to design a predictive rule with rigorous error rate control. The key idea behind this framework is to use…

机器学习 · 计算机科学 2025-07-29 Bat-Sheva Einbinder , Liran Ringel , Yaniv Romano

We bring a new perspective to semi-supervised semantic segmentation by providing an analysis on the labeled and unlabeled distributions in training datasets. We first figure out that the distribution gap between labeled and unlabeled…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Daoan Zhang , Yunhao Luo , Jianguo Zhang

We propose a new system identification method, called Sign-Perturbed Sums (SPS), for constructing non-asymptotic confidence regions under mild statistical assumptions. SPS is introduced for linear regression models, including but not…

信号处理 · 电气工程与系统科学 2018-07-24 Balázs Cs. Csáji , Marco C. Campi , Erik Weyer

Probabilistic sentential decision diagrams are a class of structured-decomposable probabilistic circuits especially designed to embed logical constraints. To adapt the classical LearnSPN scheme to learn the structure of these models, we…

人工智能 · 计算机科学 2021-07-27 Alessandro Antonucci , Alessandro Facchini , Lilith Mattei

In conventional supervised pattern recognition tasks, model selection is typically accomplished by minimizing the classification error rate on a set of so-called development data, subject to ground-truth labeling by human experts or some…

机器学习 · 统计学 2011-08-25 Christopher M. White , Sanjeev P. Khudanpur , Patrick J. Wolfe

Partial label (PL) learning tackles the problem where each training instance is associated with a set of candidate labels that include both the true label and irrelevant noise labels. In this paper, we propose a novel multi-level generative…

机器学习 · 计算机科学 2020-05-13 Yan Yan , Yuhong Guo

Semisupervised learning has emerged as a popular framework for improving modeling accuracy while controlling labeling cost. Based on an extension of stochastic composite likelihood we quantify the asymptotic accuracy of generative…

机器学习 · 计算机科学 2010-03-02 Joshua V Dillon , Krishnakumar Balasubramanian , Guy Lebanon

Real-world data is frequently noisy and ambiguous. In crowdsourcing, for example, human annotators may assign conflicting class labels to the same instances. Partial-label learning (PLL) addresses this challenge by training classifiers when…

机器学习 · 计算机科学 2026-01-12 Tobias Fuchs , Nadja Klein

Few shot segmentation (FSS) aims to learn pixel-level classification of a target object in a query image using only a few annotated support samples. This is challenging as it requires modeling appearance variations of target objects and the…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Soopil Kim , Philip Chikontwe , Sang Hyun Park

The expense of acquiring labels in large-scale statistical machine learning makes partially and weakly-labeled data attractive, though it is not always apparent how to leverage such data for model fitting or validation. We present a…

机器学习 · 统计学 2022-02-10 Maxime Cauchois , Suyash Gupta , Alnur Ali , John Duchi

We consider the problem of inferring a latent function in a probabilistic model of data. When dependencies of the latent function are specified by a Gaussian process and the data likelihood is complex, efficient computation often involve…

机器学习 · 统计学 2018-07-23 Martin Tegner , Benjamin Bloem-Reddy , Stephen Roberts

We introduce a scalable approach to Gaussian process inference that combines spatio-temporal filtering with natural gradient variational inference, resulting in a non-conjugate GP method for multivariate data that scales linearly with…

机器学习 · 计算机科学 2021-11-03 Oliver Hamelijnck , William J. Wilkinson , Niki A. Loppi , Arno Solin , Theodoros Damoulas

Partial-label learning (PLL) is a typical weakly supervised learning problem, where each training instance is equipped with a set of candidate labels among which only one is the true label. Most existing methods elaborately designed…

机器学习 · 计算机科学 2020-09-08 Jiaqi Lv , Miao Xu , Lei Feng , Gang Niu , Xin Geng , Masashi Sugiyama

Real-world training data is often noisy; for example, human annotators assign conflicting class labels to the same instances. Partial-label learning (PLL) is a weakly supervised learning paradigm that allows training classifiers in this…

机器学习 · 计算机科学 2025-10-27 Tobias Fuchs , Florian Kalinke

Partial label learning is a type of weakly supervised learning, where each training instance corresponds to a set of candidate labels, among which only one is true. In this paper, we introduce ProPaLL, a novel probabilistic approach to this…

机器学习 · 计算机科学 2022-08-23 Łukasz Struski , Jacek Tabor , Bartosz Zieliński

Gaussian processes (GPs) are non-parametric probabilistic regression models that are popular due to their flexibility, data efficiency, and well-calibrated uncertainty estimates. However, standard GP models assume homoskedastic Gaussian…

机器学习 · 计算机科学 2025-01-08 Sebastian Ament , Elizabeth Santorella , David Eriksson , Ben Letham , Maximilian Balandat , Eytan Bakshy

We propose a general purpose active learning algorithm for structured prediction, gathering labeled data for training a model that outputs a set of related labels for an image or video. Active learning starts with a limited initial training…

计算机视觉与模式识别 · 计算机科学 2017-06-16 Mehran Khodabandeh , Zhiwei Deng , Mostafa S. Ibrahim , Shinichi Satoh , Greg Mori