نتایج جستجو برای: ریاضی peak points

تعداد نتایج: 414550  

Journal: :Real-Time Imaging 1995
Mohammed Atiquzzaman Mohammed W. Akhtar

When the Hough transform is applied to the detection of straight lines in images, it provides only the parameters of the line but not the length or the end points of the line. We propose a new algorithm for the determination of the length and the end points of a line in an image. It is very eecient in terms of computing time and does not depend on the sharpness of the peak in the accumulator ar...

1994
Mohammed Atiquzzaman Mohammed W. Akhtar

When the Hough transform is applied to the detection of straight lines in images, it provides only the parameters of the line but not the length or the end points of the line. We propose a new algorithm for the determination of the length and the end points of a line in an image. It is very efficient in terms of computing time and does not depend on the sharpness of the peak in the accumulator ...

Journal: :Monthly Notices of the Royal Astronomical Society 2021

Focusing on both small separations and Baryonic Acoustic Oscillation scales, the cosmic evolution of clustering properties peak, void, wall, filament-type critical points is measured using two-point correlation functions in $\Lambda$CDM dark matter simulations as a function their relative rarity. A qualitative comparison to corresponding theory for Gaussian Random fields allows us understand fo...

2006
Farzaneh Kohandani

Non-linear programming has been extensively used in wireless telecommunication systems design. An important criterion in optimization is the minimization of mean square error. This thesis examines two applications: peak to average power ratio (PAPR) reduction in orthogonal frequency division multiplexing (OFDM) systems and wireless airtime traffic estimation. These two applications are both of ...

Journal: :The Journal of chemical physics 2009
Albena I Nielsen Tage Christensen Bo Jakobsen Kristine Niss Niels Boye Olsen Ranko Richert Jeppe C Dyre

This paper presents dielectric relaxation data for organic glass-forming liquids compiled from different groups and supplemented by new measurements. The main quantity of interest is the "minimum slope" of the alpha dielectric loss plotted as a function of frequency in a log-log plot, i.e., the numerically largest slope above the loss peak frequency. The data consisting of 347 spectra for 53 li...

2016
Shirley S.M. Fong X. Guo Yoyo T.Y. Cheng Karen P.Y. Liu William W.N. Tsang Timothy T.T. Yam Louisa M.Y. Chung Duncan J. Macfarlane

UNLABELLED This study aimed to compare the effectiveness of a specific functional movement-power training (FMPT) program, a functional movement training (FMT) program and no training in the improvement of balance strategies, and neuromuscular performance in children with developmental coordination disorder (DCD). It was a randomized, single-blinded, parallel group controlled trial. METHODS 16...

Journal: :Analytical chemistry 2004
William E Wallace Anthony J Kearsley Charles M Guttman

A mathematical algorithm is presented that locates and calculates the area beneath peaks from real data using only reproducible mathematical operations and no user-selected parameters. It makes no assumptions about peak shape and requires no smoothing or preprocessing of the data. In fact, it is shown that for matrix-assisted laser desorption time-of-flight mass spectra noise exists at all freq...

Journal: :رادار 0
اباذر خرمی احمد عفیفی پرویز امیری طاهر آقازاده

in this paper, the results of design and implementation of the subsystems for generating loran pulse are proposed based on method of carrier’s pulse width change. in order to generate the desired pulse, firstly a pwm signal generated and then it is applied to a class-d switching amplifier. the results show that by generating appropriate pulses in digital fpga subsystem for application in switch...

Journal: :computational methods in civil engineering 2013
h. poorzahedy d. m. shirazi

this study is devoted to the formulation of the network design problem of one-way streets and the application of simulated annealing (sa) algorithm to solve this problem for a large real network. it discusses some points of views on one-way street networks, the objective function used for design, the way in which design constraints may be considered, and the traffic problems concerning one-way ...

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