English
Related papers

Related papers: Spatial Factor Models for High-Dimensional and Lar…

200 papers

Weather Forecasting is an attractive challengeable task due to its influence on human life and complexity in atmospheric motion. Supported by massive historical observed time series data, the task is suitable for data-driven approaches,…

Machine Learning · Computer Science 2022-09-20 Minbo Ma , Peng Xie , Fei Teng , Tianrui Li , Bin Wang , Shenggong Ji , Junbo Zhang

The age of forest stands is critical information for many aspects of forest management and conservation but area-wide information about forest stand age often does not exist. In this study, we developed regression models for large-scale…

Applications · Statistics 2020-04-29 Johannes Schumacher , Marius Hauglin , Rasmus Astrup , Johannes Breidenbach

Traffic forecasting uses recent measurements by sensors installed at chosen locations to forecast the future road traffic. Existing work either assumes all locations are equipped with sensors or focuses on short-term forecast. This paper…

Machine Learning · Computer Science 2025-08-11 Zibo Liu , Zhe Jiang , Zelin Xu , Tingsong Xiao , Zhengkun Xiao , Yupu zhang , Haibo Wang , Shigang Chen

Estimating the geographical range of a species from sparse observations is a challenging and important geospatial prediction problem. Given a set of locations where a species has been observed, the goal is to build a model to predict…

Forests, as critical components of our ecosystem, demand effective monitoring and management. However, conducting real-time forest inventory in large-scale and GNSS-interrupted forest environments has long been a formidable challenge. In…

Robotics · Computer Science 2023-10-03 Weria Khaksar , Rasmus Astrup

Simultaneous localization and mapping (SLAM) approaches for mobile robots remains challenging in forest or arboreal fruit farming environments, where tree canopies obstruct Global Navigation Satellite Systems (GNSS) signals. Unlike indoor…

Spatio-temporal forecasting in various domains, like traffic prediction and weather forecasting, is a challenging endeavor, primarily due to the difficulties in modeling propagation dynamics and capturing high-dimensional interactions among…

Machine Learning · Computer Science 2024-05-29 Xiaobei Zou , Luolin Xiong , Yang Tang , Jürgen Kurths

A high-dimensional and incomplete (HDI) matrix can describe the complex interactions among numerous nodes in various big data-related applications. A stochastic gradient descent (SGD)-based latent factor analysis (LFA) model is remarkably…

Systems and Control · Electrical Eng. & Systems 2023-03-08 Li Jinli , Yuan Ye

We propose a probabilistic model for inferring the multivariate function from multiple areal data sets with various granularities. Here, the areal data are observed not at location points but at regions. Existing regression-based models can…

When an agent, person, vehicle or robot is moving through an unknown environment without GNSS signals, online mapping of nonlinear terrains can be used to improve position estimates when the agent returns to a previously mapped area.…

Machine Learning · Computer Science 2025-05-22 Frida Marie Viset , Rudy Helmons , Manon Kok

We address the problem of map sparsification for long-term visual localization. For map sparsification, a commonly employed assumption is that the pre-build map and the later captured localization query are consistent. However, this…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Ming-Fang Chang , Yipu Zhao , Rajvi Shah , Jakob J. Engel , Michael Kaess , Simon Lucey

Functional magnetic resonance imaging (fMRI) data contain complex spatiotemporal dynamics, thus researchers have developed approaches that reduce the dimensionality of the signal while extracting relevant and interpretable dynamics. Models…

Computer Vision and Pattern Recognition · Computer Science 2022-05-30 Eloy Geenjaar , Amrit Kashyap , Noah Lewis , Robyn Miller , Vince Calhoun

A Gaussian Process GP based ground segmentation method is proposed in this paper which is fully developed in a probabilistic framework. The proposed method tends to obtain a continuous realistic model of the ground. The LiDAR…

Robotics · Computer Science 2021-11-23 Pouria Mehrabi , Hamid D. Taghirad

High-dimensional and incomplete (HDI) data holds tremendous interactive information in various industrial applications. A latent factor (LF) model is remarkably effective in extracting valuable information from HDI data with stochastic…

Machine Learning · Computer Science 2022-08-05 Jinli Li , Ye Yuan

Employing a large dataset (at most, the order of n = 10^6), this study attempts enhance the literature on the comparison between regression and machine learning (ML)-based rent price prediction models by adding new empirical evidence and…

Applications · Statistics 2021-07-28 Takahiro Yoshida , Hajime Seya

Variational approximations to Gaussian processes (GPs) typically use a small set of inducing points to form a low-rank approximation to the covariance matrix. In this work, we instead exploit a sparse approximation of the precision matrix.…

Machine Learning · Computer Science 2024-11-22 Luhuan Wu , Geoff Pleiss , John Cunningham

Air pollution, especially particulate matter 2.5 (PM2.5), is a pressing concern for public health and is difficult to estimate in developing countries (data-poor regions) due to a lack of ground sensors. Transfer learning models can be…

Machine Learning · Computer Science 2024-06-25 Shrey Gupta , Yongbee Park , Jianzhao Bi , Suyash Gupta , Andreas Züfle , Avani Wildani , Yang Liu

Background: The mapping of tree species within Norwegian forests is a time-consuming process, involving forest associations relying on manual labeling by experts. The process can involve both aerial imagery, personal familiarity, or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Martijn Vermeer , Jacob Alexander Hay , David Völgyes , Zsófia Koma , Johannes Breidenbach , Daniele Stefano Maria Fantin

As wireless systems evolve toward higher frequencies and extremely large antenna arrays, near-field (NF) propagation becomes increasingly dominant. Unlike far-field (FF) communication, which relies on a planar-wavefront model and is limited…

Signal Processing · Electrical Eng. & Systems 2025-12-22 Lin Chen , Ahmed Elzanaty , Mustafa A. Kishk , Ying-Jun Angela Zhang

Research on the intelligent interpretation of all-weather, all-time Synthetic Aperture Radar (SAR) is crucial for advancing remote sensing applications. In recent years, although Visual Language Models (VLMs) have demonstrated strong…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Xiaokun Zhang , Yi Yang , Ziqi Ye , Baiyun , Xiaorong Guo , Qingchen Fang , Ruyi Zhang , Xinpeng Zhou , Haipeng Wang
‹ Prev 1 4 5 6 7 8 10 Next ›