Results 21 to 30 of about 482,606 (287)

Subdiagrams of Bratteli diagrams supporting finite invariant measures [PDF]

open access: yes, 2014
We study finite measures on Bratteli diagrams invariant with respect to the tail equivalence relation. Amongst the proved results on finiteness of measure extension, we characterize the vertices of a Bratteli diagram that support an ergodic finite ...
Bezuglyi, S.   +2 more
core   +3 more sources

Growth of Soot Volume Fraction and Aggregate Size in 1D Premixed C2H4/Air Flames Studied by Laser-Induced Incandescence and Angle-Dependent Light Scattering

open access: yesJournal of Combustion, 2018
The growth of soot volume fraction and aggregate size was studied in burner-stabilized premixed C2H4/air flames with equivalence ratios between 2.0 and 2.35 as function of height above the burner using laser-induced incandescence (LII) to measure soot ...
P. N. Langenkamp   +3 more
doaj   +1 more source

On the equivalence of probability spaces [PDF]

open access: yes, 2016
For a general class of Gaussian processes $W$, indexed by a sigma-algebra $\mathscr F$ of a general measure space $(M,\mathscr F, \sigma)$, we give necessary and sufficient conditions for the validity of a quadratic variation representation for such ...
Alpay, Daniel   +2 more
core   +3 more sources

Measurement Equivalence Testing 2.0

open access: yes, 2018
Probably the most ignored assumption in the social and behavioral sciences is the assumption that measures are observed without error. Ignoring measurement error when it is present will result in conclusions that are biased to some degree. A second commonly ignored assumption is that survey measures can be used to make valid comparisons between (groups
Veld, W.M. van der, Saris, W.E.
openaire   +2 more sources

On p-Convergence in Measure of a Sequence of Measurable Functions

open access: yesAbstract and Applied Analysis, 2011
In the study by Papanastassiou and Papachristodoulos, 2009 the notion of p-convergence in measure was introduced. In a natural way p-convergence in measure induces an equivalence relation on the space M of all sequences of measurable functions converging
A. Boccuto   +2 more
doaj   +1 more source

Stability in orbit equivalence for Baumslag-Solitar groups and Vaes groups

open access: yes, 2013
A measure-preserving action of a discrete countable group on a standard probability space is called stable if the associated equivalence relation is isomorphic to its direct product with the ergodic hyperfinite equivalence relation of type II_1.
Kida, Yoshikata
core   +1 more source

Weak equivalence and non-classifiability of measure preserving actions

open access: yes, 2012
Ab\'ert-Weiss have shown that the Bernoulli shift s of a countably infinite group \Gamma is weakly contained in any free measure preserving action (mpa) b of \Gamma.
Tucker-Drob, Robin D.
core   +2 more sources

Gromov's measure equivalence and rigidity of higher rank lattices

open access: yes, 1999
In this paper the notion of Measure Equivalence (ME) of countable groups is studied. ME was introduced by Gromov as a measure-theoretic analog of quasi-isometries.
Furman, Alex
core   +1 more source

Hyper-u-amenability and Hyperfiniteness of Treeable Equivalence Relations

open access: yesForum of Mathematics, Sigma
We introduce the notions of u-amenability and hyper-u-amenability for countable Borel equivalence relations and we show that treeable, hyper-u-amenable countable Borel equivalence relations are hyperfinite.
Petr Naryshkin, Andrea Vaccaro
doaj   +1 more source

On the Fractal Measures and Dimensions of Image Measures on a Class of Moran Sets

open access: yesMathematics, 2023
In this work, we focus on the centered Hausdorff measure, the packing measure, and the Hewitt–Stromberg measure that determines the modified lower box dimension Moran fractal sets. The equivalence of these measures for a class of Moran is shown by having
Najmeddine Attia, Bilel Selmi
doaj   +1 more source

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