Results 21 to 30 of about 251,563 (274)

The bimodal spiral galaxy surface brightness distribution [PDF]

open access: yes, 1999
We have assessed the significance of Tully and Verheijen's (1997) bimodal Ursa Major Cluster spiral galaxy near-infrared surface brightness distribution, focussing on whether this bimodality is simply an artifact of small number statistics.
Bell, E. F., de Blok, W. J. G.
core   +2 more sources

Bimodal size-distribution of bainite plates [PDF]

open access: yesMaterials Science and Engineering: A, 2006
Peer ...
Hase, K.   +2 more
openaire   +1 more source

Searching for a trace of Artemisia campestris pollen in the air

open access: yesActa Agrobotanica, 2015
The aim of the study was to determinate whether Artemisia campestris was present in the vicinity of 8 pollen monitoring stations in Poland by examining temporal variations in daily average airborne Artemisia pollen data recorded by Hirst type volumetric ...
Łukasz Grewling   +16 more
doaj   +1 more source

A New Birnbaum–Saunders Distribution and Its Mathematical Features Applied to Bimodal Real-World Data from Environment and Medicine

open access: yesMathematics, 2021
In this paper, we propose and derive a Birnbaum–Saunders distribution to model bimodal data. This new distribution is obtained using the product of the standard Birnbaum–Saunders distribution and a polynomial function of the fourth degree.
Jimmy Reyes   +3 more
doaj   +1 more source

Dynamics in the Sakaguchi-Kuramoto model with bimodal frequency distribution.

open access: yesPLoS ONE, 2020
In this work, we study the Sakaguchi-Kuramoto model with natural frequency following a bimodal distribution. By using Ott-Antonsen ansatz, we reduce the globally coupled phase oscillators to low dimensional coupled ordinary differential equations.
Shuangjian Guo   +4 more
doaj   +1 more source

Effect of Multi-Step Austempering Treatment on the Microstructure and Mechanical Properties of a High Silicon Carbide-Free Bainitic Steel with Bimodal Bainite Distribution

open access: yesMetals, 2021
The effect of multi-step austempering treatments on the microstructure and mechanical properties of a novel medium carbon high silicon carbide-free bainitic steel was studied.
Mattia Franceschi   +4 more
doaj   +1 more source

Impact of Zygosity on Bimodal Phenotype Distributions [PDF]

open access: yesBiophysical Journal, 2016
AbstractAllele number, or zygosity, is a clear determinant of gene expression in diploid cells. But the relationship between the number of copies of a gene and its expression can be hard to anticipate, especially when the gene in question is embedded in a regulatory circuit that contains feedbacks.
Holst-Hansen, Thomas   +6 more
openaire   +4 more sources

Additional grain boundary strengthening in length-scale architectured copper with ultrafine and coarse domains [PDF]

open access: yes, 2019
The strength of polycrystals is known to increase with decreasing grain size, known as Hall-Petch effect. However, this relationship fails to predict the strength of samples with a non-uniform distribution of grain sizes.
Hou, Xiaodong   +2 more
core   +1 more source

Bimodal Regression Model

open access: yesRevista Colombiana de Estadística, 2017
Regression analysis is a technique widely used in different areas of human knowledge, with distinct distributions for the error term. It is the case, however, that regression models with the error term following a bimodal distribution are not common in ...
GUILLERMO MARTÍNEZ-FLÓREZ   +2 more
doaj   +1 more source

A New Family of Distributions Based on Proportional Hazards

open access: yesMathematics, 2022
In this article, we introduce a new family of symmetric-asymmetric distributions based on skew distributions and on the family of order statistics with proportional hazards.
Guillermo Martínez-Flórez   +4 more
doaj   +1 more source

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