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Related papers: Fundamental Limits in Multi-image Alignment

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Multimodal named entity recognition (MNER) requires to bridge the gap between language understanding and visual context. While many multimodal neural techniques have been proposed to incorporate images into the MNER task, the model's…

Computation and Language · Computer Science 2021-09-21 Shuguang Chen , Gustavo Aguilar , Leonardo Neves , Thamar Solorio

Acquired images for medical and other purposes can be affected by noise from both the equipment used in the capturing or the environment. This can have adverse effect on the information therein. Thus, the need to restore the image to its…

Image and Video Processing · Electrical Eng. & Systems 2024-01-19 E. G. Onyedinma , I. E. Onyenwe

Synchronization of rotations is the problem of estimating a set of rotations R_i in SO(n), i = 1, ..., N, based on noisy measurements of relative rotations R_i R_j^T. This fundamental problem has found many recent applications, most…

Information Theory · Computer Science 2016-01-07 Nicolas Boumal , Amit Singer , P. -A. Absil , Vincent D. Blondel

Terahertz inter-satellite links enable unprecedented sensing precision for Low Earth Orbit (LEO) constellations, yet face fundamental bounds from hardware impairments, pointing errors, and network interference. We develop a Network…

Signal Processing · Electrical Eng. & Systems 2025-10-23 Haofan Dong , Houtianfu Wang , Hanlin Cai , Ozgur B. Akan

We consider the problem of fusing an arbitrary number of multiband, i.e., panchromatic, multispectral, or hyperspectral, images belonging to the same scene. We use the well-known forward observation and linear mixture models with Gaussian…

Computer Vision and Pattern Recognition · Computer Science 2018-07-19 Reza Arablouei

Location-aided beam alignment has been proposed recently as a potential approach for fast link establishment in millimeter wave (mmWave) massive MIMO (mMIMO) communications. However, due to mobility and other imperfections in the estimation…

Information Theory · Computer Science 2017-08-29 Flavio Maschietti , David Gesbert , Paul de Kerret , Henk Wymeersch

Image filtering algorithms are applied on images to remove the different types of noise that are either present in the image during capturing or injected in to the image during transmission. Underwater images when captured usually have…

Multimedia · Computer Science 2009-12-08 Dr. G. Padmavathi , Dr. P. Subashini , Mr. M. Muthu Kumar , Suresh Kumar Thakur

With the continuous advancement of large language models (LLMs), it is essential to create new benchmarks to effectively evaluate their expanding capabilities and identify areas for improvement. This work focuses on multi-image reasoning,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Mehran Kazemi , Nishanth Dikkala , Ankit Anand , Petar Devic , Ishita Dasgupta , Fangyu Liu , Bahare Fatemi , Pranjal Awasthi , Dee Guo , Sreenivas Gollapudi , Ahmed Qureshi

A tracking system that will be used for Augmented Reality (AR) applications has two main requirements: accuracy and frame rate. The first requirement is related to the performance of the pose estimation algorithm and how accurately the…

Robotics · Computer Science 2017-04-21 Erkan Bostanci , Betul Bostanci , Nadia Kanwal , Adrian F. Clark

With the rapid advancement of Multimodal Large Language Models (MLLMs), a variety of benchmarks have been introduced to evaluate their capabilities. While most evaluations have focused on complex tasks such as scientific comprehension and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Huan Liu , Lingyu Xiao , Jiangjiang Liu , Xiaofan Li , Ze Feng , Sen Yang , Jingdong Wang

This paper presents a robust beam alignment technique for millimeter-wave communications in low signal-to-noise ratio (SNR) environments. The core strategy of our technique is to repeatedly transmit the most probable beam candidates to…

Information Theory · Computer Science 2023-12-05 Jihun Park , Yongjeong Oh , Jaewon Yun , Seonjung Kim , Yo-Seb Jeon

Given the remarkable success that large visual language models (LVLMs) have achieved in image perception tasks, the endeavor to make LVLMs perceive the world like humans is drawing increasing attention. Current multi-modal benchmarks…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Siwei Wu , Kang Zhu , Yu Bai , Yiming Liang , Yizhi Li , Haoning Wu , J. H. Liu , Ruibo Liu , Xingwei Qu , Xuxin Cheng , Ge Zhang , Wenhao Huang , Chenghua Lin

Many image processing tasks can be formulated as translating images between two image domains, such as colorization, super resolution and conditional image synthesis. In most of these tasks, an input image may correspond to multiple…

Computer Vision and Pattern Recognition · Computer Science 2017-12-21 Zichen Yang , Haifeng Liu , Deng Cai

RAW images captured by different camera sensors exhibit substantial domain shifts due to varying spectral responses, noise characteristics, and tone behaviors, complicating their direct use in downstream computer vision tasks. Prior methods…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Wenjun Huang , Shenghao Fu , Yian Jin , Yang Ni , Ziteng Cui , Hanning Chen , Yirui He , Yezi Liu , Sanggeon Yun , SungHeon Jeong , Ryozo Masukawa , William Youngwoo Chung , Mohsen Imani

Multi-focus image fusion (MFIF) has attracted considerable interests due to its numerous applications. While much progress has been made in recent years with efforts on developing various MFIF algorithms, some issues significantly hinder…

Computer Vision and Pattern Recognition · Computer Science 2020-05-05 Xingchen Zhang

We introduce MIORe and VAR-MIORe, two novel multi-task datasets that address critical limitations in current motion restoration benchmarks. Designed with high-frame-rate (1000 FPS) acquisition and professional-grade optics, our datasets…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 George Ciubotariu , Zhuyun Zhou , Zongwei Wu , Radu Timofte

Registration networks have shown great application potentials in medical image analysis. However, supervised training methods have a great demand for large and high-quality labeled datasets, which is time-consuming and sometimes impractical…

Computer Vision and Pattern Recognition · Computer Science 2021-05-21 Dengqiang Jia , Shangqi Gao , Qunlong Chen , Xinzhe Luo , Xiahai Zhuang

In a MIMO radar network the multiple transmit elements may emit waveforms that differ on power and bandwidth. In this paper, we are asking, given that these two resources are limited, what is the optimal power, optimal bandwidth and optimal…

Information Theory · Computer Science 2023-07-19 Nil Garcia , Alexander M. Haimovich , Martial Coulon , Marco Lops

Neural Radiance Fields (NeRF) recently emerged as a new paradigm for object representation from multi-view (MV) images. Yet, it cannot handle multi-scale (MS) images and camera pose estimation errors, which generally is the case with…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Nishant Jain , Suryansh Kumar , Luc Van Gool

The performance of near-field sensing (NISE) in a legacy wideband multiple-input multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) communication system is analyzed. The maximum likelihood estimates (MLE) for the…

Information Theory · Computer Science 2025-06-13 Zhaolin Wang , Xidong Mu , Yuanwei Liu
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