Results 21 to 30 of about 15,349,054 (298)

Rotation Averaging

open access: yesInternational Journal of Computer Vision, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hartley, Richard   +3 more
openaire   +2 more sources

Agreement between Two Devices for Measuring Pupil Diameter in Patients Implanted with Multifocal Intraocular Lenses

open access: yesVision, 2023
The purpose of this study was to evaluate the agreement between three methods for measuring pupil size in patients implanted with multifocal intraocular lenses (MIOLs): Keratograph 5M (K5M), Pentacam AXL Wave (PW), and a simple hand ruler.
Joaquín Fernández   +4 more
doaj   +1 more source

ANALYSIS OF THE MAIN CLIMATIC FACTORS AND THEIR IMPACT ON CROP PRODUCTION [PDF]

open access: yesScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development, 2014
The data records of crop productivity shows wide fluctuations from one year to another, these being influencedsignificantly by the conditions climate variability.
Elena COFAS   +2 more
doaj  

Spatial analysis of ground water level and fluctuation at regional level in North-East of Haryana: Reference to Karnal District, India

open access: yesEnvironment Conservation Journal, 2019
The study was conducted to found the ground water potentials in Karnal district of Haryana with an aerial extent of 2520 sq. km. The study has analysed the spatial-temporal changes in groundwater depth in Karnal district to understand the hydrological ...
S. Kumar, A. Singh, N. Kaur
doaj   +1 more source

Average-Case Complexity

open access: yes, 2006
We survey the average-case complexity of problems in NP. We discuss various notions of good-on-average algorithms, and present completeness results due to Impagliazzo and Levin.
Bogdanov, Andrej, Trevisan, Luca
core   +4 more sources

The Measures of Ozone Pollution: An Analysis of Ozone Concentration Data in USA

open access: yesAsian Journal of Atmospheric Environment, 2008
In this study, we analyzed how ozone pollution could be differently measured and how these different measures varied year to year and across the ten most populated cities in the United States, from 1980 to 2000.
Hong J. Kim   +3 more
doaj   +1 more source

Impact of land reform policy on tobacco export performance: case of Zimbabwe

open access: yesCogent Economics & Finance
This study seeks to analyze the impact of land reform on the export performance of tobacco, since the cash crop is a major foreign currency earner for Zimbabwe. A gravity model was adopted for the study using secondary panel data from 1992 to 2018.
Average Chikowore, Admire Chawarika
doaj   +1 more source

Average Entropy of a Subsystem from its Average Tsallis Entropy

open access: yes, 2002
In the nonextensive Tsallis scenario, Page's conjecture for the average entropy of a subsystem[Phys. Rev. Lett. {\bf 71}, 1291(1993)] as well as its demonstration are generalized, i.e., when a pure quantum system, whose Hilbert space dimension is $mn ...
A. Einstein   +59 more
core   +1 more source

Average Sensitivity of Graph Algorithms

open access: yes, 2020
In modern applications of graphs algorithms, where the graphs of interest are large and dynamic, it is unrealistic to assume that an input representation contains the full information of a graph being studied.
Varma, Nithin, Yoshida, Yuichi
core   +1 more source

Factor Analysis of Moving Average Processes [PDF]

open access: yes, 2015
The paper considers an extension of factor analysis to moving average processes. The problem is formulated as a rank minimization of a suitable spectral density.
Sepulchre, Rodolphe, Zorzi, Mattia
core   +1 more source

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