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We propose a novel framework, termed Fourier-Activated Adapter (FAA), for parameter-efficient fine-tuning of large pre-trained language models. By incorporating random Fourier features into lightweight adapter modules, FAA decomposes…

计算与语言 · 计算机科学 2025-12-30 Donggyun Bae , Jongil Park

Transformer architectures, including nnFormer,have demonstrated promising results in volumetric medical image segmentation by being able to capture long-range spatial interactions. Although they have high performance, these models need…

计算机视觉与模式识别 · 计算机科学 2026-04-28 R. M. Krishna Sureddi , T. Satyanarayana Murthy , Nomula Varsha Reddy , Adi Kanishka , Nalla Manvika Reddy

This paper studies a conceptually simple extension of Masked Autoencoders (MAE) to spatiotemporal representation learning from videos. We randomly mask out spacetime patches in videos and learn an autoencoder to reconstruct them in pixels.…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Christoph Feichtenhofer , Haoqi Fan , Yanghao Li , Kaiming He

Masked autoencoding has shown excellent performance on self-supervised video representation learning. Temporal redundancy has led to a high masking ratio and customized masking strategy in VideoMAE. In this paper, we aim to further improve…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Bingkun Huang , Zhiyu Zhao , Guozhen Zhang , Yu Qiao , Limin Wang

The performance of deep learning models is critically dependent on sophisticated optimization strategies. While existing optimizers have shown promising results, many rely on first-order Exponential Moving Average (EMA) techniques, which…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Roi Peleg , Yair Smadar , Teddy Lazebnik , Assaf Hoogi

Accurate beam prediction is essential for mitigating signalling overhead and latency in integrated sensing and communication-enabled massive multi-input multi-output systems. With the aid of multimodal learning, the prediction accuracy can…

信号处理 · 电气工程与系统科学 2026-05-15 Zijian Zheng , Wenqiang Yi , Hyundong Shin , Arumugam Nallanathan

Weather forecasting is a long-standing computational challenge with direct societal and economic impacts. This task involves a large amount of continuous data collection and exhibits rich spatiotemporal dependencies over long periods,…

机器学习 · 计算机科学 2023-12-18 Xin Man , Chenghong Zhang , Jin Feng , Changyu Li , Jie Shao

Cross-modality magnetic resonance (MR) image synthesis can be used to generate missing modalities from given ones. Existing (supervised learning) methods often require a large number of paired multi-modal data to train an effective…

图像与视频处理 · 电气工程与系统科学 2023-06-21 Yonghao Li , Tao Zhou , Kelei He , Yi Zhou , Dinggang Shen

Multimode fibers (MMFs) can transmit multiple guided modes simultaneously, making them a promising platform for high-resolution biomedical imaging, endoscopy and high-bandwidth optical communication. However, their complex modal behavior,…

光学 · 物理学 2026-05-28 Dvir Marsh , Lior Fridman , Stav Lotan , Amit Kam , Shie Mannor , Guy Bartal

Traditional radio map estimation (RME) techniques fail to capture multi-dimensional and dynamic characteristics of complex spectrum environments. Recent data-driven methods achieve accurate RME in spatial domain, but ignore physical prior…

信号处理 · 电气工程与系统科学 2026-02-27 Dong Yang , Yue Wang , Songyang Zhang , Yingshu Li , Zhipeng Cai , Zhi Tian

Artificial intelligence has shown the potential to improve diagnostic accuracy through medical image analysis for pneumonia diagnosis. However, traditional multimodal approaches often fail to address real-world challenges such as incomplete…

计算机视觉与模式识别 · 计算机科学 2025-03-10 Jingyu Xu , Yang Wang

Recently, various studies have been directed towards exploring dense passage retrieval techniques employing pre-trained language models, among which the masked auto-encoder (MAE) pre-training architecture has emerged as the most promising.…

信息检索 · 计算机科学 2023-05-23 Zehan Li , Yanzhao Zhang , Dingkun Long , Pengjun Xie

Objective: To enable continuous, long-term neuro-monitoring on wearable devices by overcoming the computational bottlenecks of Transformer-based Electroencephalography (EEG) foundation models and the quantization challenges inherent to…

信号处理 · 电气工程与系统科学 2026-03-31 Anna Tegon , Nicholas Lehmann , Yawei Li , Andrea Cossettini , Luca Benini , Thorir Mar Ingolfsson

Masked auto-encoder pre-training has emerged as a prevalent technique for initializing and enhancing dense retrieval systems. It generally utilizes additional Transformer decoder blocks to provide sustainable supervision signals and…

信息检索 · 计算机科学 2024-04-23 Guangyuan Ma , Xing Wu , Zijia Lin , Songlin Hu

Separating shared and independent features is crucial for multi-phase contrast-enhanced (CE) MRI synthesis. However, existing methods use deep autoencoder generators with low parameter efficiency and lack interpretable training strategies.…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Xiaoyan Kui , Qianmu Xiao , Qqinsong Li , Zexin Ji , JIelin Zhang , Beiji Zou

Medical imaging tasks are very challenging due to the lack of publicly available labeled datasets. Hence, it is difficult to achieve high performance with existing deep-learning models as they require a massive labeled dataset to be trained…

图像与视频处理 · 电气工程与系统科学 2024-07-23 Anubhav Gupta , Islam Osman , Mohamed S. Shehata , John W. Braun

Recent studies have focused on utilizing multi-modal data to develop robust models for facial Action Unit (AU) detection. However, the heterogeneity of multi-modal data poses challenges in learning effective representations. One such…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Xiang Zhang , Huiyuan Yang , Taoyue Wang , Xiaotian Li , Lijun Yin

The use of diverse modalities, such as omics, medical images, and clinical data can not only improve the performance of prognostic models but also deepen an understanding of disease mechanisms and facilitate the development of novel…

图像与视频处理 · 电气工程与系统科学 2025-08-14 Maria Boyko , Aleksandra Beliaeva , Dmitriy Kornilov , Alexander Bernstein , Maxim Sharaev

Most existing federated learning (FL) methods for medical image analysis only considered intramodal heterogeneity, limiting their applicability to multimodal imaging applications. In practice, some FL participants may possess only a subset…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Hong Liu , Dong Wei , Qian Dai , Xian Wu , Yefeng Zheng , Liansheng Wang

Multimodal variational autoencoders have demonstrated their ability to learn the relationships between different modalities by mapping them into a latent representation. Their design and capacity to perform any-to-any conditional and…

机器学习 · 计算机科学 2025-02-04 Daniel Wesego , Pedram Rooshenas