نتایج جستجو برای: shape parameter

تعداد نتایج: 397009  

A new multiple C-slotted microstrip patch antenna is proposed in the present study. A patch antenna is a wide-beam narrowband antenna. The microstrip patch antenna consists of a very thin metallic strip (patch) placed a small fraction of a wavelength above a ground plane. The patch can be designed in any possible shape and normally made of conducting materials such as copper or gold. This study...

2017
Muhammad Wasim Adnan Ahmed Siddiqui Abdul Aziz Syed Faisal Ali

This paper discusses the concept of object’s shape identification using local binary pattern technique (LBP). Since LBP is computationally simple it has been utilized successfully for recognition of various objects. LBP which has the potential to be used in various identification related fields was applied on a number of different shaped objects, the process converted the given image in to 3x3...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2015
Naama Brenner C M Newman Dino Osmanović Yitzhak Rabin Hanna Salman D L Stein

Protein distributions measured under a broad set of conditions in bacteria and yeast were shown to exhibit a common skewed shape, with variances depending quadratically on means. For bacteria these properties were reproduced by temporal measurements of protein content, showing accumulation and division across generations. Here we present a stochastic growth-and-division model with feedback whic...

Journal: :Optics express 2013
S Merikallio T Nousiainen M Kahnert A-M Harri

We have investigated the suitability of the ellipsoidal model particles to mimic scattering by Martian dust particles by comparing simulations against laboratory data for palagonite, a Mars analog sample. By optimizing the shape distribution of ellipsoids, a very good match with a laboratory-measured scattering matrix was obtained. Even an equiprobable distribution of ellipsoids performed well....

Journal: :CoRR 2010
Aaron S. Keys Christopher R. Iacovella Sharon C. Glotzer

Correlation Functions: Thus far, we have either extended the applicability of standard condensed matter order parameters and correlation functions by incorporating shape matching, or applied standard shape matching applications directly in the context of assembled systems. However, in addition to extending existing applications for use with assembled systems, shape matching allows us to invent ...

2015
Ali Akbar Jafari Hojatollah Zakerzadeh

The Weibull distribution is a very applicable model for lifetime data. In this paper, we have investigated inference on the parameters of Weibull distribution based on record values. We first propose a simple and exact test and a confidence interval for the shape parameter. Then, in addition to a generalized confidence interval, a generalized test variable is derived for the scale parameter whe...

Journal: :The Astrophysical journal 2000
Matsubara Szalay Landy

We present the first results of the Karhunen-Loève eigenmodes applied to real data of the Las Campanas Redshift Survey to simultaneously measure the values of the redshift distortion parameter beta=Omega0.60&solm0;b, the linearly extrapolated normalization sigmaL8, and the cold dark matter shape parameter Gamma=Omega0h. The results of our numerical likelihood analysis indicate a low value of be...

2007
Takahiko Matsubara Alexander S. Szalay Stephen D. Landy

We present the rst results of the Karhunen-Lo eve (KL) eigenmodes applied to real data of the Las Campanas Redshift Survey (LCRS) to simultaneously measure the values of the redshift-distortion parameter, = 0:6 0 =b, the linearly extrapolated normalization, L 8 , and the CDM shape parameter, ? = 0 h. The results of our numerical likelihood analysis indicate a low value of = 0:300:39, a shape pa...

2006
Stefano Cabras Walter Racugno Laura Ventura

In this paper we discuss a Bayesian analysis of the scalar skew-normal model. This model defines a class of distributions that extends the Gaussian model by including a shape parameter. Although the skew-normal model has nice properties, it presents some problems with the estimation of the shape parameter. To avoid these drawbacks, we explore through some examples the use of Severini’s integrat...

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