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A grand challenge in representation learning is to learn the different explanatory factors of variation behind the high dimen- sional data. Encoder models are often determined to optimize performance on training data when the real objective…

机器学习 · 统计学 2018-02-16 Matías Vera , Pablo Piantanida , Leonardo Rey Vega

This paper proposes an information-theoretic representation learning framework, named conditional information flow maximization, to extract noise-invariant sufficient representations for the input data and target task. It promotes the…

机器学习 · 计算机科学 2024-08-13 Dou Hu , Lingwei Wei , Wei Zhou , Songlin Hu

In this paper, we focus on the unsupervised setting for structure learning of deep neural networks and propose to adopt the efficient coding principle, rooted in information theory and developed in computational neuroscience, to guide the…

机器学习 · 计算机科学 2021-05-31 Jinhui Yuan , Fei Pan , Chunting Zhou , Tao Qin , Tie-Yan Liu

Multiple Description Coding (MDC) is an error-resilient source coding method designed for transmission over noisy channels. We present a novel MDC scheme employing a neural network based on implicit neural representation. This involves…

图像与视频处理 · 电气工程与系统科学 2023-08-08 Trung Hieu Le , Xavier Pic , Marc Antonini

Multi-modal Contrastive Representation learning aims to encode different modalities into a semantically aligned shared space. This paradigm shows remarkable generalization ability on numerous downstream tasks across various modalities.…

机器学习 · 计算机科学 2023-10-20 Zehan Wang , Yang Zhao , Xize Cheng , Haifeng Huang , Jiageng Liu , Li Tang , Linjun Li , Yongqi Wang , Aoxiong Yin , Ziang Zhang , Zhou Zhao

For high-dimensional classification, it is well known that naively performing the Fisher discriminant rule leads to poor results due to diverging spectra and noise accumulation. Therefore, researchers proposed independence rules to…

机器学习 · 统计学 2011-11-10 Jianqing Fan , Yang Feng , Xin Tong

In complex visual recognition tasks it is typical to adopt multiple descriptors, that describe different aspects of the images, for obtaining an improved recognition performance. Descriptors that have diverse forms can be fused into a…

计算机视觉与模式识别 · 计算机科学 2015-06-15 Jayaraman J. Thiagarajan , Karthikeyan Natesan Ramamurthy , Andreas Spanias

Multi-view learning accomplishes the task objectives of classification by leverag-ing the relationships between different views of the same object. Most existing methods usually focus on consistency and complementarity between multiple…

机器学习 · 计算机科学 2022-01-14 Jian-wei Liu , Yuan-fang Wang , Run-kun Lu , Xionglin Luo

Representation learning is currently a very hot topic in modern machine learning, mostly due to the great success of the deep learning methods. In particular low-dimensional representation which discriminates classes can not only enhance…

机器学习 · 计算机科学 2015-04-13 Wojciech Marian Czarnecki , Rafał Józefowicz , Jacek Tabor

The information bottleneck principle is an elegant and useful approach to representation learning. In this paper, we investigate the problem of representation learning in the context of reinforcement learning using the information…

机器学习 · 计算机科学 2019-11-14 Pei Yingjun , Hou Xinwen

High dimensional data analysis for exploration and discovery includes three fundamental tasks: dimensionality reduction, clustering, and visualization. When the three associated tasks are done separately, as is often the case thus far,…

机器学习 · 计算机科学 2020-12-02 Stan Z. Li , Lirong Wu , Zelin Zang

The model of low-dimensional manifold and sparse representation are two well-known concise models that suggest each data can be described by a few characteristics. Manifold learning is usually investigated for dimension reduction by…

计算机视觉与模式识别 · 计算机科学 2016-03-22 Xi Peng , Lei Zhang , Zhang Yi , Kok Kiong Tan

The measure between heterogeneous data is still an open problem. Many research works have been developed to learn a common subspace where the similarity between different modalities can be calculated directly. However, most of existing…

计算机视觉与模式识别 · 计算机科学 2020-01-08 Jun Yu , Xiao-Jun Wu

Representation learning aims to extract meaningful lower-dimensional embeddings from data, known as representations. Despite its widespread application, there is no established definition of a ``good'' representation. Typically, the…

机器学习 · 计算机科学 2024-12-05 Mahalakshmi Sabanayagam , Omar Al-Dabooni , Pascal Esser

Maximum correntropy criterion regression (MCCR) models have been well studied within the frame of statistical learning when the scale parameters take fixed values or go to infinity. This paper studies the MCCR models with tending-to-zero…

机器学习 · 统计学 2021-10-26 Ying Jing , Lianqiang Yang

We introduce Invariant Risk Minimization (IRM), a learning paradigm to estimate invariant correlations across multiple training distributions. To achieve this goal, IRM learns a data representation such that the optimal classifier, on top…

机器学习 · 统计学 2020-03-31 Martin Arjovsky , Léon Bottou , Ishaan Gulrajani , David Lopez-Paz

Recent advances in unsupervised representation learning often rely on knowing the number of classes to improve feature extraction and clustering. However, this assumption raises an important question: is the number of classes always…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Houwang Jiang , Zhuxian Liu , Guodong Liu , Xiaolong Liu , Shihua Zhan

Multi-view representation learning aims to capture comprehensive information from multiple views of a shared context. Recent works intuitively apply contrastive learning to different views in a pairwise manner, which is still scalable:…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Jiangmeng Li , Hang Gao , Wenwen Qiang , Changwen Zheng

Sparse coding has been popularly used as an effective data representation method in various applications, such as computer vision, medical imaging and bioinformatics, etc. However, the conventional sparse coding algorithms and its manifold…

计算机视觉与模式识别 · 计算机科学 2013-04-04 Jing-Yan Wang

Molecular Representation Learning (MRL) has emerged as a powerful tool for drug and materials discovery in a variety of tasks such as virtual screening and inverse design. While there has been a surge of interest in advancing model-centric…

化学物理 · 物理学 2023-09-29 Dingshuo Chen , Yanqiao Zhu , Jieyu Zhang , Yuanqi Du , Zhixun Li , Qiang Liu , Shu Wu , Liang Wang