Parameter selection for total-variation-based image restoration using discrepancy principle

YW Wen, RH Chan - IEEE Transactions on Image Processing, 2011 - ieeexplore.ieee.org
There are two key issues in successfully solving the image restoration problem: 1)
estimation of the regularization parameter that balances data fidelity with the regularity of the …

Application of iteration and finite element smoothing technique for displacement and strain measurement of digital speckle correlation

LB Meng, GC **, XF Yao - Optics and Lasers in Engineering, 2007 - Elsevier
In this paper, an improved method for measuring displacement in digital speckle correlation
technology, which is based on an iterative and spatial-gradient algorithm, is developed. After …

Autonomous asteroid characterization through nanosatellite swarming

N Stacey, K Dennison, S D'Amico - 2022 IEEE Aerospace …, 2022 - ieeexplore.ieee.org
This paper develops a novel algorithmic framework for autonomous asteroid
characterization for the Autonomous Nanosatellite Swarming (ANS) mission concept. There …

Autonomous asteroid characterization through nanosatellite swarming

K Dennison, N Stacey, S D'Amico - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article first defines a class of estimation problem called simultaneous navigation and
characterization (SNAC), which is a superset of simultaneous localization and map** …

数字散斑相关技术进展及应用

金观昌, 孟利波, 陈俊达, 马少鹏, 张军 - 2006 - sylx.ustc.edu.cn
数字散斑相关技术是廿世纪末发展的一项光力学测量技术, 历经20 年各国学者的研究改进积累,
目前已成为一种成熟的测量方法, 并已成功地应用于力学测量中. 本文回顾和叙述了这些进展 …

The hypothesis testing statistics in linear ill-posed models

B Li, M Wang, Y Shen - Journal of Geodesy, 2021 - Springer
In the geodetic community, an adjustment framework is established by the four components
of model choice, parameter estimation, variance component estimation (VCE), and quality …

Applications of digital correlation method to structure inspection

J Chen, G **, L Meng - Tsinghua Science and Technology, 2007 - ieeexplore.ieee.org
In structure inspections, applications of optical techniques are rare, but the advantages of a
noncontact, full field technique using a simple apparatus are attractive. The main …

[PDF][PDF] Cross-validation

H Friedl, E Stampfer - Encyclopedia of environmetrics, 2002 - researchgate.net
Cross-validation is a resampling method that is often used for the assessment of statistical
models, as well as selection amongst competing model alternatives. Basically, it is a method …

Strain analysis of the Nuozhadu High Rockfill Dam during initial impoundment

X Lv, S Chi - Mathematical Problems in Engineering, 2018 - Wiley Online Library
The safety of rockfill dams during initial impoundment has always been an issue of interest
for regulatory agencies. Specifically, it is necessary to identify potential tensile strain zones …