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Many common methods for learning a world model for pixel-based environments use generative architectures trained with pixel-level reconstruction objectives. Recently proposed Joint Embedding Predictive Architectures (JEPA) offer a…

机器学习 · 计算机科学 2022-11-22 Vlad Sobal , Jyothir S , Siddhartha Jalagam , Nicolas Carion , Kyunghyun Cho , Yann LeCun

Single-cell foundation models learn by reconstructing masked gene expression, implicitly treating technical noise as signal. With dropout rates exceeding 90%, reconstruction objectives encourage models to encode measurement artifacts rather…

Self-supervised learning has seen great success recently in unsupervised representation learning, enabling breakthroughs in natural language and image processing. However, these methods often rely on autoregressive and masked modeling,…

机器学习 · 计算机科学 2025-10-01 Sofiane Ennadir , Siavash Golkar , Leopoldo Sarra

Joint Embedding Predictive Architectures (JEPA) offer a scalable paradigm for self-supervised learning by predicting latent representations rather than reconstructing high-entropy observations. However, existing formulations rely on…

机器学习 · 计算机科学 2026-01-22 Yongchao Huang

Joint Embedding Predictive Architectures (JEPAs) learn representations able to solve numerous downstream tasks out-of-the-box. JEPAs combine two objectives: (i) a latent-space prediction term, i.e., the representation of a slightly…

机器学习 · 计算机科学 2025-10-08 Randall Balestriero , Nicolas Ballas , Mike Rabbat , Yann LeCun

Joint-embedding predictive architectures (JEPAs) have shown substantial promise in self-supervised representation learning, yet their application in generative modeling remains underexplored. Conversely, diffusion models have demonstrated…

机器学习 · 计算机科学 2025-02-05 Dengsheng Chen , Jie Hu , Xiaoming Wei , Enhua Wu

The Joint-Embedding Predictive Architecture (JEPA) is often seen as a non-generative alternative to likelihood-based self-supervised learning, emphasizing prediction in representation space rather than reconstruction in observation space.…

机器学习 · 计算机科学 2026-03-23 Moritz Gögl , Christopher Yau

Two competing paradigms exist for self-supervised learning of data representations. Joint Embedding Predictive Architecture (JEPA) is a class of architectures in which semantically similar inputs are encoded into representations that are…

机器学习 · 计算机科学 2024-07-08 Etai Littwin , Omid Saremi , Madhu Advani , Vimal Thilak , Preetum Nakkiran , Chen Huang , Joshua Susskind

This paper addresses the problem of self-supervised general-purpose audio representation learning. We explore the use of Joint-Embedding Predictive Architectures (JEPA) for this task, which consists of splitting an input mel-spectrogram…

声音 · 计算机科学 2024-05-15 Alain Riou , Stefan Lattner , Gaëtan Hadjeres , Geoffroy Peeters

Principal Component Analysis (PCA) minimizes the reconstruction error given a class of linear models of fixed component dimensionality. Probabilistic PCA adds a probabilistic structure by learning the probability distribution of the PCA…

机器学习 · 计算机科学 2022-09-20 Vanessa Böhm , Uroš Seljak

An autoencoder is a neural network which data projects to and from a lower dimensional latent space, where this data is easier to understand and model. The autoencoder consists of two sub-networks, the encoder and the decoder, which carry…

计算机视觉与模式识别 · 计算机科学 2019-04-03 Saïd Ladjal , Alasdair Newson , Chi-Hieu Pham

Accurate diagnosis of heart arrhythmias requires the interpretation of electrocardiograms (ECG), which capture the electrical activity of the heart. Automating this process through machine learning is challenging due to the need for large…

信号处理 · 电气工程与系统科学 2024-10-21 Kuba Weimann , Tim O. F. Conrad

Building on the Joint-Embedding Predictive Architecture (JEPA) paradigm, a recent self-supervised learning framework that predicts latent representations of masked regions in high-level feature spaces, we propose Audio-JEPA (Audio…

声音 · 计算机科学 2025-07-08 Ludovic Tuncay , Etienne Labbé , Emmanouil Benetos , Thomas Pellegrini

Modern generative models are usually designed to match target distributions directly in the data space, where the intrinsic dimension of data can be much lower than the ambient dimension. We argue that this discrepancy may contribute to the…

机器学习 · 计算机科学 2020-07-02 Zijun Zhang , Ruixiang Zhang , Zongpeng Li , Yoshua Bengio , Liam Paull

There has been a lot of recent interest in designing neural network models to estimate a distribution from a set of examples. We introduce a simple modification for autoencoder neural networks that yields powerful generative models. Our…

机器学习 · 计算机科学 2015-06-08 Mathieu Germain , Karol Gregor , Iain Murray , Hugo Larochelle

Joint-Embedding Predictive Architectures (JEPAs) provide a simpleframework for learning world models by predicting future latent representations.However, JEPA training is subject to a bias-variance tradeoff.Without sufficient structural…

机器学习 · 计算机科学 2026-05-12 Kai Zhao , Dongliang Nie , Yuchen Lin , Zhehan Luo , Yixiao Gu , Deng-Ping Fan , Dan Zeng

Validating robotic systems in safety-critical appli-cations requires testing in many scenarios including rare edgecases that are unlikely to occur, requiring to complement real-world testing with testing in simulation. Generative models…

机器学习 · 计算机科学 2024-03-19 Johannes Fischer , Kevin Rösch , Martin Lauer , Christoph Stiller

Joint Embedding Predictive Architectures (JEPA) have emerged as a powerful framework for learning general-purpose representations. However, these models often lack interpretability and suffer from inefficiencies due to dense embedding…

机器学习 · 计算机科学 2025-04-24 Max Hartman , Lav Varshney

Autoencoder-based learning has emerged as a staple for disciplining representations in unsupervised and semi-supervised settings. This paper analyzes a framework for improving generalization in a purely supervised setting, where the target…

机器学习 · 统计学 2020-01-24 Daniel Jarrett , Mihaela van der Schaar

We introduce a two-stage self-supervised framework that combines the Joint-Embedding Predictive Architecture (JEPA) with a Density Adaptive Attention Mechanism (DAAM) for learning robust speech representations. Stage~1 uses JEPA with DAAM…

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