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We introduce a mathematical formulation of feature-informed data assimilation (FIDA). In FIDA, the information about feature events, such as shock waves, level curves, wavefronts and peak value, in dynamical systems are used for the…

Systems and Control · Electrical Eng. & Systems 2022-11-02 Wei Kang , Daniel M. Tartakovsky , Apoorv Srivastava

The sharp and recent increase in the availability of data captured by different sensors combined with their considerably heterogeneous natures poses a serious challenge for the effective and efficient processing of remotely sensed data.…

As information becomes increasingly sizable for organizations to maintain the challenge of organizing data still remains. More importantly, the on-going process of analysing incoming data occurs on a continual basis and organizations should…

Databases · Computer Science 2021-05-19 Bryar A. Hassan , Shko M. Qader

The cosmological exploitation of modern photometric galaxy surveys requires both accurate (unbiased) and precise (narrow) redshift probability distributions derived from broadband photometry. Existing methodologies do not meet those…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-21 Boris Leistedt , David W. Hogg , Risa H. Wechsler , Joe DeRose

A large variety of geospatial data layers is available around the world ranging from remotely-sensed raster data like satellite imagery, digital elevation models, predicted land cover maps, and human-annotated data, to data derived from…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Arjun Rao , Esther Rolf

The vision of the Internet of Things is to allow currently unconnected physical objects to be connected to the internet. There will be an extremely large number of internet connected devices that will be much more than the number of human…

Networking and Internet Architecture · Computer Science 2017-08-23 Badraddin Alturki , Stephan Reiff-Marganiec , Charith Perera

The predictions of mean-field electrodynamics can now be probed using direct numerical simulations of random flows and magnetic fields. When modelling astrophysical MHD, it is important to verify that such simulations are in agreement with…

Data Analysis, Statistics and Probability · Physics 2018-09-12 Irina Makarenko , Paul Bushby , Andrew Fletcher , Robin Henderson , Nikolay Makarenko , Anvar Shukurov

We analyse the issues involved in the management and mining of astrophysical data. The traditional approach to data management in the astrophysical field is not able to keep up with the increasing size of the data gathered by modern…

Databases · Computer Science 2007-05-23 M. Frailis , A. De Angelis , V. Roberto

Reliable LiDAR perception requires robustness across sensors, environments, and adverse weather. However, existing datasets rarely provide physically consistent observations of the same scene under varying sensor configurations and weather…

Robotics · Computer Science 2026-04-14 Vivek Anand , Bharat Lohani , Rakesh Mishra , Gaurav Pandey

Data assimilation is the process to fuse information from priors, observations of nature, and numerical models, in order to obtain best estimates of the parameters or state of a physical system of interest. Presence of large errors in some…

Numerical Analysis · Mathematics 2015-11-06 Vishwas Rao , Adrian Sandu , Michael Ng , Elias Nino-Ruiz

This paper aims at providing multi-source remote sensing images registered in geometric space for image fusion. Focusing on the characteristics and differences of multi-source remote sensing images, a feature-based registration algorithm is…

Image and Video Processing · Electrical Eng. & Systems 2021-04-27 Chenzhong Gao , Wei Li

Accurate flux density calibration is essential for precise analysis and interpretation of observations across different observation modes and instruments. In this research, we firstly introduce the flux calibration model incorporated in…

Instrumentation and Methods for Astrophysics · Physics 2024-09-04 Ziming Liu , Jie Wang , Yingjie Jing , Zhi-Yu Zhang , Chen Xu , Tiantian Liang , Qingze Chen , Ningyu Tang , Qingliang Yang

Ground-to-space astronomical super-resolution requires recovering space-quality images from ground-based observations that are simultaneously limited by pixel sampling resolution and atmospheric seeing, which imposes a stochastic, spatially…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Shuhong Liu , Xining Ge , Ziteng Cui , Liuzhuozheng Li , Gengjia Chang , Jun Liu , Ziying Gu , Dong Li , Xuangeng Chu , Lin Gu , Tatsuya Harada

Twenty-five years ago the desktop computer started becoming ubiquitous in the scientific lab. Researchers were delighted with its ability to both control instrumentation and acquire data on a single system, but they were not completely…

Digital Libraries · Computer Science 2014-03-12 Robert R. White , Kristin Munch

The next decade will be an exciting period for solar astrophysics, as new ground- and space-based instrumentation will provide unprecedented observations of the solar atmosphere and heliosphere. The synergy between modeling effort and…

Instrumentation and Methods for Astrophysics · Physics 2021-01-11 Serena Criscuoli , Maria Kazachenko , Irina Kitashvili , Alexander Kosovichev , Valentín Martínez Pillet , Gelu Nita , Viacheslav Sadykov , Alan Wray

Most modeling approaches lie in either of the two categories: physics-based or data-driven. Recently, a third approach which is a combination of these deterministic and statistical models is emerging for scientific applications. To leverage…

Computational Physics · Physics 2021-03-29 Omer San , Adil Rasheed , Trond Kvamsdal

We review some of the recent developments and challenges posed by the data analysis in modern digital sky surveys, which are representative of the information-rich astronomy in the context of Virtual Observatory. Illustrative examples…

Astrophysics · Physics 2016-11-18 S. G. Djorgovski , C. Donalek , A. Mahabal , R. Williams , A. Drake , M. Graham , E. Glikman

Sim2Real domain transfer offers a cost-effective and scalable approach for developing LiDAR-based perception (e.g., object detection, tracking, segmentation) in Intelligent Transportation Systems (ITS). However, perception models trained in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-04 Muhammad Shahbaz , Shaurya Agarwal

Over the past two decades, the field of high-dimensional statistics has experienced substantial progress, driven largely by technological advances that have dramatically reduced the cost and effort for data collection and storage across a…

SOFIA presents a number of interesting challenges for the development of a data reduction environment which, at its initial phase, will have to incorporate pipelines from seven different instruments. Therefore, the SOFIA data reduction…

Instrumentation and Methods for Astrophysics · Physics 2015-03-17 M. V. Charcos-Llorens , R. Krzaczek , R. Y. Shuping , L. Lin