Results 21 to 30 of about 2,328,427 (283)

Convergence in Total Variation to a Mixture of Gaussian Laws

open access: yesMathematics, 2018
It is not unusual that Xn⟶distVZ where Xn, V, Z are real random variables, V is independent of Z and Z∼N(0,1). An intriguing feature is that PVZ∈A=EN(0,V2)(A) for each Borel set A⊂R, namely, the probability distribution of the limit VZ is a ...
Luca Pratelli, Pietro Rigo
doaj   +1 more source

Scaling Analysis of Multilevel Polar Coded Modulation

open access: yesIEEE Access, 2019
In this paper, we analyze and prove the capacity-achieving property of the equivalent asymmetric channels of multilevel polar-coded modulation in view of the scaling assuming regime, which employ some techniques of symmetric channels.
Kun Zhao   +3 more
doaj   +1 more source

Principal Component Analysis (PCA) and hierarchial clustering in tobacco (Nicotiana tabacum L.) for yield and yield attributing traits

open access: yesElectronic Journal of Plant Breeding, 2023
Multivariate statistical analysis techniques like Principal Component Analysis (PCA) and heirarchial clustering were used to evaluate Genetic diversity among 246 genotypes of Tobacco for six major yield and yield-related traits.
B. P. Maruthi Prasad1 , B. R. Patil*1, D. Geeta2 and P. S. Matiwade3
doaj   +1 more source

A Class of Association Measures for Categorical Variables Based on Weighted Minkowski Distance

open access: yesEntropy, 2019
Measuring and testing association between categorical variables is one of the long-standing problems in multivariate statistics. In this paper, I define a broad class of association measures for categorical variables based on weighted Minkowski distance.
Qingyang Zhang
doaj   +1 more source

DOES PREOPERATIVE TIBIAL TUBEROSITY – TROCHLEAR GROOVE DISTANCE EFFECT ON POSTOPERATIVE PATELLAR INSTABILITY IN THE PATIENTS WITH KNEE ARTHROPLASTY DUE TO MEDIUM-ADVANCED KNEE OSTEOARTHRITIS?

open access: yesSanamed, 2020
Objectives: Determining tibial tubercle-trochlear groove distance range as measured before the operation in the patients to whom total knee prosthesis will be applied due to mid to advanced level of osteoarthritic and seeing the post-operative variations
Oguz Turker   +5 more
doaj   +1 more source

Operational Quantum Average-Case Distances [PDF]

open access: yesQuantum, 2023
We introduce distance measures between quantum states, measurements, and channels based on their statistical distinguishability in generic experiments.
Filip B. Maciejewski   +2 more
doaj   +1 more source

On the Total Variation Distance of Semi-Markov Chains [PDF]

open access: yes, 2015
Semi-Markov chains (SMCs) are continuous-time probabilistic transition systems where the residence time on states is governed by generic distributions on the positive real line. This paper shows the tight relation between the total variation distance on SMCs and their model checking problem over linear real-time specifications.
Bacci, Giorgio   +3 more
openaire   +3 more sources

Topological Structures on DMC Spaces †

open access: yesEntropy, 2018
Two channels are said to be equivalent if they are degraded from each other. The space of equivalent channels with input alphabet X and output alphabet Y can be naturally endowed with the quotient of the Euclidean topology by the equivalence ...
Rajai Nasser
doaj   +1 more source

Tailoring Language Generation Models under Total Variation Distance

open access: yes, 2023
The standard paradigm of neural language generation adopts maximum likelihood estimation (MLE) as the optimizing method. From a distributional view, MLE in fact minimizes the Kullback-Leibler divergence (KLD) between the distribution of the real data and that of the model. However, this approach forces the model to distribute non-zero (sometimes large)
Ji, Haozhe   +4 more
openaire   +2 more sources

Complete Axiomatization for the Total Variation Distance of Markov Chains [PDF]

open access: yesElectronic Notes in Theoretical Computer Science, 2018
We propose a complete axiomatization for the total variation distance of finite labelled Markov chains. Our axiomatization is given in the form of a quantitative deduction system, a framework recently proposed by Mardare, Panangaden, and Plotkin (LICS 2016) to extend classical equational deduction systems by means of inferences of equality relations t ...
Bacci, Giorgio   +3 more
openaire   +2 more sources

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