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Autoencoders have emerged as powerful models for visualization and dimensionality reduction based on the fundamental assumption that high-dimensional data is generated from a low-dimensional manifold. A critical challenge in autoencoder…

机器学习 · 计算机科学 2025-09-30 Qipeng Zhan , Zhuoping Zhou , Zexuan Wang , Li Shen

In the field of medical image segmentation, challenges such as indistinct lesion features, ambiguous boundaries,and multi-scale characteristics have long revailed. This paper proposes an improved method named Intensity-Spatial Dual Masked…

图像与视频处理 · 电气工程与系统科学 2025-02-17 Yuexing Ding , Jun Wang , Hongbing Lyu

Deep neural networks are powerful tools for biomedical image segmentation. These models are often trained with heavy supervision, relying on pairs of images and corresponding voxel-level labels. However, obtaining segmentations of…

图像与视频处理 · 电气工程与系统科学 2020-04-30 Evan M. Yu , Juan Eugenio Iglesias , Adrian V. Dalca , Mert R. Sabuncu

Sparse autoencoders (SAEs) extract human-interpretable features from deep neural networks by transforming their activations into a sparse, higher dimensional latent space, and then reconstructing the activations from these latents.…

机器学习 · 计算机科学 2025-02-13 Gonçalo Paulo , Stepan Shabalin , Nora Belrose

We investigated the adaptation and performance of Masked Autoencoders (MAEs) with Vision Transformer (ViT) architectures for self-supervised representation learning on one-dimensional (1D) ultrasound signals. Although MAEs have demonstrated…

机器学习 · 计算机科学 2025-08-29 Immanuel Roßteutscher , Klaus S. Drese , Thorsten Uphues

Image retrieval is crucial in robotics and computer vision, with downstream applications in robot place recognition and vision-based product recommendations. Modern retrieval systems face two key challenges: scalability and efficiency.…

信息检索 · 计算机科学 2025-04-03 Mohammad Omama , Po-han Li , Sandeep P. Chinchali

Sparse autoencoders (SAEs) have become a central tool for interpreting language models. However, two key SAE analyses that remain difficult to scale are (1) matching semantically similar features across multi-layers and (2) compressing…

机器学习 · 计算机科学 2026-05-28 Tue M. Cao , Nguyen Do , My T. Thai

LLMs increasingly require surgical model editing to enhance domain-specific capabilities without incurring the computational cost or catastrophic forgetting associated with full fine-tuning. Sparse Autoencoders (SAEs) have emerged as a…

机器学习 · 计算机科学 2026-05-28 Li Lei , Madalina Ciobanu , Qingqing Mao , Ritankar Das

The latent space of generative modeling is long dominated by the VAE encoder. The latents from the pretrained representation encoders (e.g., DINO, SigLIP, MAE) are previously considered inappropriate for generative modeling. Recently, RAE…

人工智能 · 计算机科学 2026-04-03 Hu Yu , Hang Xu , Jie Huang , Zeyue Xue , Haoyang Huang , Nan Duan , Feng Zhao

We propose a quantum implicit neural representation (QINR)-based autoencoder (AE) and variational autoencoder (VAE) for image reconstruction and generation tasks. Our purpose is to demonstrate that the QINR in VAEs and AEs can transform…

机器学习 · 计算机科学 2026-03-17 Saadet Müzehher Eren

Sparse autoencoders (SAEs) are one of the main methods to interpret the inner workings of deep neural networks (DNNs), decomposing activations into higher-dimensional features. However, they exhibit critical shortcomings where a large…

机器学习 · 计算机科学 2026-05-19 Michał Brzozowski , Neo Christopher Chung

Three decades ago, Atick et al. suggested that human frequency sensitivity may emerge from the enhancement required for a more efficient analysis of retinal images. Here we reassess the relevance of low-level vision tasks in the explanation…

神经元与认知 · 定量生物学 2022-05-24 Qiang Li , Alex Gomez-Villa , Marcelo Bertalmio , Jesus Malo

ASR Error Detection (AED) models aim to post-process the output of Automatic Speech Recognition (ASR) systems, in order to detect transcription errors. Modern approaches usually use text-based input, comprised solely of the ASR…

计算与语言 · 计算机科学 2022-10-27 Zorik Gekhman , Dina Zverinski , Jonathan Mallinson , Genady Beryozkin

This study explores the application of supervised and unsupervised autoencoders (AEs) to automate nuclei classification in clear cell renal cell carcinoma (ccRCC) images, a diagnostic task traditionally reliant on subjective visual grading…

图像与视频处理 · 电气工程与系统科学 2025-04-07 Fatemeh Javadian , Zahra Aminparast , Johannes Stegmaier , Abin Jose

Self-supervised learning through masked autoencoders (MAEs) has recently attracted great attention for remote sensing (RS) image representation learning, and thus embodies a significant potential for content-based image retrieval (CBIR)…

图像与视频处理 · 电气工程与系统科学 2024-12-13 Jakob Hackstein , Gencer Sumbul , Kai Norman Clasen , Begüm Demir

Modern deep neural networks exhibit strong generalization even in highly overparameterized regimes. Significant progress has been made to understand this phenomenon in the context of supervised learning, but for unsupervised tasks such as…

机器学习 · 统计学 2025-06-02 Jonghyun Ham , Maximilian Fleissner , Debarghya Ghoshdastidar

Automated segmentation of intracranial arteries on magnetic resonance angiography (MRA) allows for quantification of cerebrovascular features, which provides tools for understanding aging and pathophysiological adaptations of the…

图像与视频处理 · 电气工程与系统科学 2017-12-21 Li Chen , Yanjun Xie , Jie Sun , Niranjan Balu , Mahmud Mossa-Basha , Kristi Pimentel , Thomas S. Hatsukami , Jenq-Neng Hwang , Chun Yuan

The Masked Autoencoder (MAE) has recently demonstrated effectiveness in pre-training Vision Transformers (ViT) for analyzing natural images. By reconstructing complete images from partially masked inputs, the ViT encoder gathers contextual…

图像与视频处理 · 电气工程与系统科学 2025-06-03 Badhan Kumar Das , Gengyan Zhao , Han Liu , Thomas J. Re , Dorin Comaniciu , Eli Gibson , Andreas Maier

The weights of neural networks (NNs) have recently gained prominence as a new data modality in machine learning, with applications ranging from accuracy and hyperparameter prediction to representation learning or weight generation. One…

机器学习 · 计算机科学 2025-03-24 Léo Meynent , Ivan Melev , Konstantin Schürholt , Göran Kauermann , Damian Borth

The network architecture of end-to-end (E2E) automatic speech recognition (ASR) can be classified into several models, including connectionist temporal classification (CTC), recurrent neural network transducer (RNN-T), attention mechanism,…

声音 · 计算机科学 2023-05-31 Yui Sudo , Muhammad Shakeel , Brian Yan , Jiatong Shi , Shinji Watanabe