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Deep learning-based (DL-based) channel state information (CSI) feedback for a Massive multiple-input multiple-output (MIMO) system has proved to be a creative and efficient application. However, the existing systems ignored the wireless…

信号处理 · 电气工程与系统科学 2021-10-13 Haozhen Li , Boyuan Zhang , Xin Liang , Haoran Chang , Xinyu Gu , Lin Zhang

Multimodal learning enhances the perceptual capabilities of cognitive systems by integrating information from different sensory modalities. However, existing multimodal fusion research typically assumes static integration, not fully…

神经与进化计算 · 计算机科学 2025-05-16 Xiang He , Dongcheng Zhao , Yang Li , Qingqun Kong , Xin Yang , Yi Zeng

Human activity recognition (HAR) in Internet of Things (IoT) environments must cope with heterogeneous sensor settings that vary across datasets, devices, body locations, sensing modalities, and channel compositions. This heterogeneity…

机器学习 · 计算机科学 2026-04-24 Tatsuhito Hasegawa

Full waveform inversion (FWI) is used to reconstruct the physical properties of subsurface media which plays an important role in seismic exploration. However, the precision of FWI is seriously affected by the absence or inaccuracy of…

地球物理 · 物理学 2024-04-29 Zheng Cong , Xintong Dong , Shaoping Lu , Shiqi Dong , Xunqian Tong

Multi-modality image fusion and segmentation play a vital role in autonomous driving and robotic operation. Early efforts focus on boosting the performance for only one task, \emph{e.g.,} fusion or segmentation, making it hard to…

计算机视觉与模式识别 · 计算机科学 2023-08-07 Jinyuan Liu , Zhu Liu , Guanyao Wu , Long Ma , Risheng Liu , Wei Zhong , Zhongxuan Luo , Xin Fan

The recent success of Transformers in the language domain has motivated adapting it to a multimodal setting, where a new visual model is trained in tandem with an already pretrained language model. However, due to the excessive memory…

计算机视觉与模式识别 · 计算机科学 2021-09-23 Sangho Lee , Youngjae Yu , Gunhee Kim , Thomas Breuel , Jan Kautz , Yale Song

The fusion technique is the key to the multimodal emotion recognition task. Recently, cross-modal attention-based fusion methods have demonstrated high performance and strong robustness. However, cross-modal attention suffers from redundant…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Feng Liu , Ziwang Fu , Yunlong Wang , Qijian Zheng

The phase of the channel state information (CSI) is underutilized as a source of information in wireless sensing due to its sensitivity to synchronization errors of the signal reception. A linear transformation of the phase is commonly…

信号处理 · 电气工程与系统科学 2023-10-16 Guillermo Diaz , Iker Sobron , Iñaki Eizmendi , Iratxe landa , Manuel Velez

We address the well-known wearable activity recognition problem of having to work with sensors that are non-optimal in terms of information they provide but have to be used due to wearability/usability concerns (e.g. the need to work with…

机器学习 · 计算机科学 2022-10-05 Vitor Fortes Rey , Sungho Suh , Paul Lukowicz

This paper addresses the design of transmit precoder and receive combiner matrices to support $N_{\rm s}$ independent data streams over a time-division duplex (TDD) point-to-point massive multiple-input multiple-output (MIMO) channel with…

信息论 · 计算机科学 2024-06-10 Tao Jiang , Wei Yu

Activity recognition, as an important component of behavioral monitoring and intervention, has attracted enormous attention, especially in Mobile Cloud Computing (MCC) and Remote Health Monitoring (RHM) paradigms. While recently resource…

网络与互联网体系结构 · 计算机科学 2023-11-17 J. Pagan , R. Fallahzadeh , M. Pedram , José L. Risco-Martín , J. M. Moya , J. L. Ayala , H. Ghasemzadeh

In the realm of geospatial analysis, the diversity of remote sensors, encompassing both optical and microwave technologies, offers a wealth of distinct observational capabilities. Recognizing this, we present msGFM, a multisensor geospatial…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Boran Han , Shuai Zhang , Xingjian Shi , Markus Reichstein

Transformer-based models have been achieving state-of-the-art results in several fields of Natural Language Processing. However, its direct application to speech tasks is not trivial. The nature of this sequences carries problems such as…

计算与语言 · 计算机科学 2022-05-17 Gerard Sant , Gerard I. Gállego , Belen Alastruey , Marta R. Costa-Jussà

The Transformer architecture model, based on self-attention and multi-head attention, has achieved remarkable success in offline end-to-end Automatic Speech Recognition (ASR). However, self-attention and multi-head attention cannot be…

计算与语言 · 计算机科学 2022-10-03 Chendong Zhao , Jianzong Wang , Wen qi Wei , Xiaoyang Qu , Haoqian Wang , Jing Xiao

Transformer-based architectures have shown remarkable performance in vision and language tasks but pose unique challenges for safety-critical applications. This paper presents a conceptual framework for integrating Transformers into…

软件工程 · 计算机科学 2026-01-28 Sven Kirchner , Nils Purschke , Chengdong Wu , Alois Knoll

Various types of sensors have been considered to develop human action recognition (HAR) models. Robust HAR performance can be achieved by fusing multimodal data acquired by different sensors. In this paper, we introduce a new multimodal…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Kyoung Ok Yang , Junho Koh , Jun Won Choi

Deep learning based single image super resolution (SISR) algorithms has revolutionized the overall diagnosis framework by continually improving the architectural components and training strategies associated with convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-03-15 Fayaz Ali Dharejo , Muhammad Zawish , Farah Deeba Yuanchun Zhou , Kapal Dev , Sunder Ali Khowaja , Nawab Muhammad Faseeh Qureshi

Hybrid beamforming is a promising technology for 5G millimetre-wave communications. However, its implementation is challenging in practical multiple-input multiple-output (MIMO) systems because non-convex optimization problems have to be…

信号处理 · 电气工程与系统科学 2021-07-09 Hamed Hojatian , Vu Nguyen Ha , Jérémy Nadal , Jean-François Frigon , François Leduc-Primeau

Multimodal learning aims to build models that can process and relate information from multiple modalities. Despite years of development in this field, it still remains challenging to design a unified network for processing various…

计算机视觉与模式识别 · 计算机科学 2023-07-21 Yiyuan Zhang , Kaixiong Gong , Kaipeng Zhang , Hongsheng Li , Yu Qiao , Wanli Ouyang , Xiangyu Yue

One of the major reasons for misclassification of multiplex actions during action recognition is the unavailability of complementary features that provide the semantic information about the actions. In different domains these features are…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Zeeshan Ahmad , Naimul Khan