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This paper introduces LiGSM, a novel LiDAR-enhanced 3D Gaussian Splatting (3DGS) mapping framework that improves the accuracy and robustness of 3D scene mapping by integrating LiDAR data. LiGSM constructs joint loss from images and LiDAR…

机器人学 · 计算机科学 2025-03-10 Jian Shen , Huai Yu , Ji Wu , Wen Yang , Gui-Song Xia

Seismic imaging from sparsely acquired data faces challenges such as low image quality, discontinuities, and migration swing artifacts. Existing convolutional neural network (CNN)-based methods struggle with complex feature distributions…

地球物理 · 物理学 2024-08-01 Xingchen Shi , Shijun Cheng , Weijian Mao , Wei Ouyang

Recent advances in sensing and imaging technologies have enabled the collection of high-dimensional spatiotemporal data across complex geometric domains. However, effective modeling of such data remains challenging due to irregular spatial…

机器学习 · 计算机科学 2025-10-16 Xizhuo Zhang , Bing Yao

Two types of probabilistic maps are popular in the mobile robotics literature: occupancy grids and geometric maps. Occupancy grids have the advantages of simplicity and speed, but they represent only a restricted class of maps and they make…

机器人学 · 计算机科学 2012-07-09 Mark Paskin , Sebastian Thrun

3D human pose estimation from 2D images is a challenging problem due to depth ambiguity and occlusion. Because of these challenges the task is underdetermined, where there exists multiple -- possibly infinite -- poses that are plausible…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Francis Snelgar , Ming Xu , Stephen Gould , Liang Zheng , Akshay Asthana

Nowadays, several real-world tasks require adequate environment coverage for maintaining communication between multiple robots, for example, target search tasks, environmental monitoring, and post-disaster rescues. In this study, we look…

The authors apply three methods of prospective modelling to high resolution georeferenced land cover data in a Mediterranean mountain area: GIS approach, non linear parametric model and neuronal network. Land cover prediction to the latest…

Geographical data are generally autocorrelated. In this case, it is preferable to select spread units. In this paper, we propose a new method for selecting well-spread samples from a finite spatial population with equal or unequal inclusion…

统计方法学 · 统计学 2020-08-11 Raphaël Jauslin , Yves Tillé

Hyper-spectral data can be analyzed to recover physical properties at large planetary scales. This involves resolving inverse problems which can be addressed within machine learning, with the advantage that, once a relationship between…

应用统计 · 统计学 2015-12-31 Antoine Deleforge , Florence Forbes , Sileye Ba , Radu Horaud

Given a graphical model (GM), computing its partition function is the most essential inference task, but it is computationally intractable in general. To address the issue, iterative approximation algorithms exploring certain local…

机器学习 · 计算机科学 2019-05-15 Sejun Park , Eunho Yang , Se-Young Yun , Jinwoo Shin

Autonomous agents rely on sensor data to construct representations of their environments, essential for predicting future events and planning their actions. However, sensor measurements suffer from limited range, occlusions, and sensor…

机器人学 · 计算机科学 2025-01-09 José Manuel Gaspar Sánchez , Leonard Bruns , Jana Tumova , Patric Jensfelt , Martin Törngren

As both a central task in Remote Sensing and a common problem in many other situations involving time series data, change point detection boasts a thorough and well-documented history of study. However, the treatment of missing data and…

应用统计 · 统计学 2015-04-01 Hunter Glanz , Xiaoman Huang , Minhui Zheng , Luis E. Carvalho

Multispectral point cloud (MPC) captures 3D spatial-spectral information from the observed scene, which can be used for scene understanding and has a wide range of applications. However, most of the existing classification methods were…

计算机视觉与模式识别 · 计算机科学 2025-07-24 TianZhu Liu , BangYan Hu , YanFeng Gu , Xian Li , Aleksandra Pižurica

This letter presents a probabilistic omnidirectional millimeter-wave path loss model based on real-world 28 GHz and 73 GHz measurements collected in New York City. The probabilistic path loss approach uses a free space line-of-sight…

信息论 · 计算机科学 2016-11-17 Mathew K. Samimi , Theodore S. Rappaport , George R. MacCartney

Supervised pixel-based texture classification is usually performed in the feature space. We propose to perform this task in (dis)similarity space by introducing a new compression-based (dis)similarity measure. The proposed measure utilizes…

计算机视觉与模式识别 · 计算机科学 2013-11-27 Mehrdad J. Gangeh , Ali Ghodsi , Mohamed S. Kamel

Pansharpening is an essential preprocessing step for remote sensing image processing. Although deep learning (DL) approaches performed well on this task, current upsampling methods used in these approaches only utilize the local information…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Zeyu Zhu , Xiangyong Cao , Man Zhou , Junhao Huang , Deyu Meng

The fusion of multispectral and panchromatic images is always dubbed pansharpening. Most of the available deep learning-based pan-sharpening methods sharpen the multispectral images through a one-step scheme, which strongly depends on the…

图像与视频处理 · 电气工程与系统科学 2022-08-01 Yinghui Xing , Shuyuan Yang , Song Wang , Yan Zhang , Yanning Zhang

Urbanization, climate change, and agricultural stress are increasing the demand for precise and timely environmental monitoring. Land Surface Temperature (LST) is a key variable in this context and is retrieved from remote sensing…

计算机视觉与模式识别 · 计算机科学 2025-12-11 Sofiane Bouaziz , Adel Hafiane , Raphael Canals , Rachid Nedjai

Regional disaster resilience quantifies the changing nature of physical risks to inform policy instruments ranging from local immediate recovery to international sustainable development. While many existing state-of-practice methods have…

机器学习 · 计算机科学 2026-03-19 Joshua Dimasaka , Christian Geiß , Emily So

There are many image fusion methods that can be used to produce high-resolution mutlispectral images from a high-resolution panchromatic (PAN) image and low-resolution multispectral (MS) of remote sensed images. This paper attempts to…

计算机视觉与模式识别 · 计算机科学 2011-08-17 Firouz Abdullah Al-Wassai , N. V. Kalyankar , Ali A. Al-Zaky