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Semi-supervised learning has received a lot of recent attention as it alleviates the need for large amounts of labelled data which can often be expensive, requires expert knowledge and be time consuming to collect. Recent developments in…

机器学习 · 计算机科学 2022-09-30 Philip Sellars , Angelica I. Aviles-Rivero , Carola-Bibiane Schönlieb

Most recent neural semi-supervised learning algorithms rely on adding small perturbation to either the input vectors or their representations. These methods have been successful on computer vision tasks as the images form a continuous…

机器学习 · 计算机科学 2019-11-27 Alexander Hanbo Li , Abhinav Sethy

We propose a linear-complexity method for sampling from truncated multivariate normal (TMVN) distributions with high fidelity by applying nearest-neighbor approximations to a product-of-conditionals decomposition of the TMVN density. To…

统计计算 · 统计学 2024-06-26 Jian Cao , Matthias Katzfuss

In this paper we consider the problem of semi-supervised learning with deep Convolutional Neural Networks (ConvNets). Semi-supervised learning is motivated on the observation that unlabeled data is cheap and can be used to improve the…

计算机视觉与模式识别 · 计算机科学 2016-06-13 Mehdi Sajjadi , Mehran Javanmardi , Tolga Tasdizen

We study the problem of semi-supervised learning on graphs in the regime where data labels are scarce or possibly corrupted. We propose an approach called $p$-conductance learning that generalizes the $p$-Laplace and Poisson learning…

机器学习 · 计算机科学 2025-02-14 Sawyer Jack Robertson , Chester Holtz , Zhengchao Wan , Gal Mishne , Alexander Cloninger

Deep generative models parameterized by neural networks have recently achieved state-of-the-art performance in unsupervised and semi-supervised learning. We extend deep generative models with auxiliary variables which improves the…

机器学习 · 统计学 2016-06-17 Lars Maaløe , Casper Kaae Sønderby , Søren Kaae Sønderby , Ole Winther

Although noisy-label learning is often approached with discriminative methods for simplicity and speed, generative modeling offers a principled alternative by capturing the joint mechanism that produces features, clean labels, and corrupted…

计算机视觉与模式识别 · 计算机科学 2025-11-07 Fengbei Liu , Chong Wang , Yuanhong Chen , Yuyuan Liu , Gustavo Carneiro

This paper investigates the problem of image classification with limited or no annotations, but abundant unlabeled data. The setting exists in many tasks such as semi-supervised image classification, image clustering, and image retrieval.…

计算机视觉与模式识别 · 计算机科学 2016-02-05 Dengxin Dai , Luc Van Gool

Designing algorithms for versatile AI hardware that can learn on the edge using both labeled and unlabeled data is challenging. Deep end-to-end training methods incorporating phases of self-supervised and supervised learning are accurate…

神经与进化计算 · 计算机科学 2024-11-22 Dongshu Liu , Jérémie Laydevant , Adrien Pontlevy , Damien Querlioz , Julie Grollier

The Multi-Spike Tempotron (MST) is a powerful single spiking neuron model that can solve complex supervised classification tasks. While powerful, it is also internally complex, computationally expensive to evaluate, and not suitable for…

神经与进化计算 · 计算机科学 2020-03-09 Jakub Fil , Dominique Chu

Spiking neural networks (SNNs) have manifested remarkable advantages in power consumption and event-driven property during the inference process. To take full advantage of low power consumption and improve the efficiency of these models…

神经与进化计算 · 计算机科学 2023-06-07 Jiangrong Shen , Qi Xu , Jian K. Liu , Yueming Wang , Gang Pan , Huajin Tang

Deep convolutional neural networks (DCNNs) trained on a large number of images with strong pixel-level annotations have recently significantly pushed the state-of-art in semantic image segmentation. We study the more challenging problem of…

计算机视觉与模式识别 · 计算机科学 2015-10-07 George Papandreou , Liang-Chieh Chen , Kevin Murphy , Alan L. Yuille

Discriminative models that require full supervision are inefficacious in the medical imaging domain when large labeled datasets are unavailable. By contrast, generative modeling---i.e., learning data generation and…

图像与视频处理 · 电气工程与系统科学 2019-08-27 Abdullah-Al-Zubaer Imran , Demetri Terzopoulos

We propose self-adaptive training---a new training algorithm that dynamically corrects problematic training labels by model predictions without incurring extra computational cost---to improve generalization of deep learning for potentially…

机器学习 · 计算机科学 2020-10-01 Lang Huang , Chao Zhang , Hongyang Zhang

Normalization techniques are important in different advanced neural networks and different tasks. This work investigates a novel dynamic learning-to-normalize (L2N) problem by proposing Exemplar Normalization (EN), which is able to learn…

计算机视觉与模式识别 · 计算机科学 2020-03-23 Ruimao Zhang , Zhanglin Peng , Lingyun Wu , Zhen Li , Ping Luo

Supervised manifold learning methods learn data representations by preserving the geometric structure of data while enhancing the separation between data samples from different classes. In this work, we propose a theoretical study of…

机器学习 · 计算机科学 2018-01-08 Elif Vural , Christine Guillemot

Neural networks have been successfully used as classification models yielding state-of-the-art results when trained on a large number of labeled samples. These models, however, are more difficult to train successfully for semi-supervised…

机器学习 · 计算机科学 2021-09-13 Attaullah Sahito , Eibe Frank , Bernhard Pfahringer

We present a scalable approach for semi-supervised learning on graph-structured data that is based on an efficient variant of convolutional neural networks which operate directly on graphs. We motivate the choice of our convolutional…

机器学习 · 计算机科学 2017-02-23 Thomas N. Kipf , Max Welling

Semantic segmentation is an essential step for electron microscopy (EM) image analysis. Although supervised models have achieved significant progress, the need for labor intensive pixel-wise annotation is a major limitation. To complicate…

计算机视觉与模式识别 · 计算机科学 2021-01-11 Jiajin Yi , Zhimin Yuan , Jialin Peng

We propose a novel scalable end-to-end pipeline that uses symbolic domain knowledge as constraints for learning a neural network for classifying unlabeled data in a weak-supervised manner. Our approach is particularly well-suited for…

机器学习 · 计算机科学 2023-10-23 Sudhir Agarwal , Anu Sreepathy , Lalla Mouatadid