English
Related papers

Related papers: Generalizing Linear Autoencoder Recommenders with …

200 papers

Classic variational autoencoders are used to learn complex data distributions, that are built on standard function approximators. Especially, VAE has shown promise on a lot of complex task. In this paper, a new autoencoder model -…

Computer Vision and Pattern Recognition · Computer Science 2020-01-13 Qiuyu Zhu , Ruixin Zhang

One major challenge of disentanglement learning with variational autoencoders is the trade-off between disentanglement and reconstruction fidelity. Previous studies, which increase the information bottleneck during training, tend to lose…

Machine Learning · Computer Science 2023-10-05 Jiantao Wu , Shentong Mo , Xiang Yang , Muhammad Awais , Sara Atito , Xingshen Zhang , Lin Wang , Xiang Yang

Decentralized learning has emerged as an alternative method to the popular parameter-server framework which suffers from high communication burden, single-point failure and scalability issues due to the need of a central server. However,…

Machine Learning · Computer Science 2023-12-19 Guojun Xiong , Gang Yan , Shiqiang Wang , Jian Li

Generative priors have been shown to provide improved results over sparsity priors in linear inverse problems. However, current state of the art methods suffer from one or more of the following drawbacks: (a) speed of recovery is slow; (b)…

Image and Video Processing · Electrical Eng. & Systems 2021-01-14 Jasjeet Dhaliwal , Kyle Hambrook

Disentangled learning representations have promising utility in many applications, but they currently suffer from serious reliability issues. We present Gaussian Channel Autoencoder (GCAE), a method which achieves reliable disentanglement…

Machine Learning · Computer Science 2023-02-10 Eric Yeats , Frank Liu , Hai Li

Fine-tuned large language models (LLMs) often exhibit overconfidence, particularly when trained on small datasets, resulting in poor calibration and inaccurate uncertainty estimates. Evidential Deep Learning (EDL), an uncertainty-aware…

Machine Learning · Computer Science 2025-02-12 Yawei Li , David Rügamer , Bernd Bischl , Mina Rezaei

Autoencoders are a type of unsupervised neural networks, which can be used to solve various tasks, e.g., dimensionality reduction, image compression, and image denoising. An AE has two goals: (i) compress the original input to a…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Firas Laakom , Jenni Raitoharju , Alexandros Iosifidis , Moncef Gabbouj

Unsupervised learning is becoming more and more important recently. As one of its key components, the autoencoder (AE) aims to learn a latent feature representation of data which is more robust and discriminative. However, most AE based…

Machine Learning · Computer Science 2019-04-02 Jingcai Guo , Song Guo

Recent advances in representation learning have successfully leveraged the underlying domain-specific structure of data across various fields. However, representing diverse and complex entities stored in tabular format within a latent space…

Machine Learning · Computer Science 2025-02-05 Jan Henrik Bertrand , David B. Hoffmann , Jacopo Pio Gargano , Laurent Mombaerts , Jonathan Taws

Deep Learning (DL) methods have been used for electrocardiogram (ECG) processing in a wide variety of tasks, demonstrating good performance compared with traditional signal processing algorithms. These methods offer an efficient framework…

Signal Processing · Electrical Eng. & Systems 2024-07-31 Adrian Atienza , Jakob Bardram , Sadasivan Puthusserypady

A deep equilibrium model (DEQ) is implicitly defined through an equilibrium point of an infinite-depth weight-tied model with an input-injection. Instead of infinite computations, it solves an equilibrium point directly with root-finding…

Machine Learning · Computer Science 2023-03-30 Zenan Ling , Xingyu Xie , Qiuhao Wang , Zongpeng Zhang , Zhouchen Lin

We present Epidemic Learning (EL), a simple yet powerful decentralized learning (DL) algorithm that leverages changing communication topologies to achieve faster model convergence compared to conventional DL approaches. At each round of EL,…

Machine Learning · Computer Science 2023-10-30 Martijn de Vos , Sadegh Farhadkhani , Rachid Guerraoui , Anne-Marie Kermarrec , Rafael Pires , Rishi Sharma

Structured prediction is the cornerstone of several machine learning applications. Unfortunately, in structured prediction settings with expressive inter-variable interactions, exact inference-based learning algorithms, e.g. Structural SVM,…

Machine Learning · Computer Science 2012-06-22 Rajhans Samdani , Dan Roth

Dense retrievers encode queries and documents and map them in an embedding space using pre-trained language models. These embeddings need to be high-dimensional to fit training signals and guarantee the retrieval effectiveness of dense…

Information Retrieval · Computer Science 2022-10-25 Zhenghao Liu , Han Zhang , Chenyan Xiong , Zhiyuan Liu , Yu Gu , Xiaohua Li

Recommender system always suffers from various recommendation biases, seriously hindering its development. In this light, a series of debias methods have been proposed in the recommender system, especially for two most common biases, i.e.,…

Information Retrieval · Computer Science 2023-06-29 Yupu Guo , Fei Cai , Xin Zhanga , Jianming Zhenga , Honghui Chena

Sparse autoencoders (SAEs) provide a powerful mechanism for decomposing the dense representations produced by Large Language Models (LLMs) into interpretable latent features. We posit that SAEs constitute a natural foundation for Learned…

Machine Learning · Computer Science 2026-03-17 Thibault Formal , Maxime Louis , Hervé Dejean , Stéphane Clinchant

Recently, deep learning becomes the main focus of machine learning research and has greatly impacted many important fields. However, deep learning is criticized for lack of interpretability. As a successful unsupervised model in deep…

Machine Learning · Computer Science 2021-01-06 Fenglei Fan , Mengzhou Li , Yueyang Teng , Ge Wang

Real-world sensor-based learning systems require uncertainty estimation that is both reliable and computationally efficient. Evidential Deep Learning (EDL) provides single-pass uncertainty estimation by modeling the class probabilities via…

Machine Learning · Computer Science 2026-05-22 Berk Hayta , Hannah Laus , Simon Mittermaier , Felix Krahmer

Linear concept vectors effectively steer LLMs, but existing methods suffer from noisy features in diverse datasets that undermine steering robustness. We propose Sparse Autoencoder-Denoised Concept Vectors (SDCV), which selectively keep the…

Computation and Language · Computer Science 2025-07-31 Haiyan Zhao , Xuansheng Wu , Fan Yang , Bo Shen , Ninghao Liu , Mengnan Du

This paper presents a new solution for reconstructing missing data in power system measurements. An Enhanced Denoising Autoencoder (EDAE) is proposed to reconstruct the missing data through the input vector space reconstruction based on the…

Signal Processing · Electrical Eng. & Systems 2019-07-30 You Lin , Jianhui Wang , Mingjian Cui