Results 71 to 80 of about 447,526 (198)

Super-resolution MRI Using Finite Rate of Innovation Curves

open access: yes, 2015
We propose a two-stage algorithm for the super-resolution of MR images from their low-frequency k-space samples. In the first stage we estimate a resolution-independent mask whose zeros represent the edges of the image.
Jacob, Mathews, Ongie, Greg
core   +1 more source

Relationship between neurotic personality traits with symptoms of post-traumatic stress disorder in breast cancer patients: with the mediation of self-efficacy and negative coping

open access: yesBMC Psychology
Purpose The present study was conducted to determine the relationship between neurotic personality traits and symptoms of post-traumatic stress disorder (PTSD) in breast cancer patients, with the mediation of self-efficacy and negative coping.
Qiao Zhou   +7 more
doaj   +1 more source

Novel passive localization algorithm based on weighted restricted total least square

open access: yesJournal of Systems Engineering and Electronics, 2013
A novel multi-observer passive localization algorithm based on the weighted restricted total least square (WRTLS) is proposed to solve the bearings-only localization problem in the presence of observer position errors. Firstly, the unknown matrix perturbation information is utilized to form the WRTLS problem.
Changwen Qu, Zheng Xu, Changhai Wang
openaire   +1 more source

Fertilizer Demand for Biofuel and Cereal crop Production in the United States [PDF]

open access: yes
The emergence of biofuel production has impacted almost all sectors of the agricultural industry and the general economy and has produced a large body of research into how increased production of biofuels will impact the agricultural sector and the ...
Acheampong, Kwame, Dicks, Michael R.
core   +1 more source

Compliance costs for employers: UK PAYE and National Insurance [PDF]

open access: yes
This paper, based upon research financed by the Inland Revenue and the Contributions Agency of the DSS, presents calculations of the compliance costs for employers of PAYE and National Insurance in 1995-96.
David Collard, Michael Godwin
core  

Optimal Data Collection For Informative Rankings Expose Well-Connected Graphs [PDF]

open access: yes, 2014
Given a graph where vertices represent alternatives and arcs represent pairwise comparison data, the statistical ranking problem is to find a potential function, defined on the vertices, such that the gradient of the potential function agrees with the ...
Brune, Christoph   +2 more
core   +3 more sources

Scalable Tensor Factorizations for Incomplete Data

open access: yes, 2010
The problem of incomplete data - i.e., data with missing or unknown values - in multi-way arrays is ubiquitous in biomedical signal processing, network traffic analysis, bibliometrics, social network analysis, chemometrics, computer vision, communication
Acar   +35 more
core   +1 more source

Stitching IC Images [PDF]

open access: yes, 2002
Image stitching software is used in many areas such as photogrammetry, biomedical imaging, and even amateur digital photography. However, these algorithms require relatively large image overlap, and for this reason they cannot be used to stitch the ...
Keyes, Edward, Piché, Robert
core  

Quadrature-Based Vector Fitting: Implications For H2 System Approximation

open access: yes, 2014
Vector Fitting is a popular method of constructing rational approximants designed to fit given frequency response measurements. The original method, which we refer to as VF, is based on a least-squares fit to the measurements by a rational function ...
Beattie, Christopher   +2 more
core   +1 more source

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