Search Results - "Markovich, L A"

The fertile marriage between the two Glauber parity and displacement operators by Markovich, L A, Messina, A

“…The origin and the properties of the Hermitian displacement-parity operator as well as the consequent implications are investigated. This operator is defined…”
Get full text

Deformed Entropic and Information Inequalities for X-States of Two-Qubit and Single Qudit States by Man’ko, V. I., Markovich, L. A.

“…The q-deformed entropies of quantum and classical systems are discussed. Standard and q-deformed entropic inequalities for X-states of the two-qubit system and…”
Get full text

Nonparametric Estimation of Multivariate Density and its Derivative by Dependent Data Using Gamma Kernels by Markovich, L. A.

“…We consider the nonparametric estimation of the multivariate probability density function and its partial derivative with a support on nonnegative axis by…”
Get full text

Separability and Entanglement in the Hilbert Space Reference Frames Related Through the Generic Unitary Transform for Four Level System by Man’ko, V. I., Markovich, L. A.

“…Quantum correlations in the state of four-level atom are investigated by using generic unitary transforms of the classical (diagonal) density matrix. Partial…”
Get full text

Unnormalized Tomograms and Quasidistributions of Quantum States by Man’ko, V. I., Markovich, L. A.

“…We consider tomograms and quasidistributions, such as the Wigner functions, the Glauber–Sudarshan P-functions, and the Husimi Q-functions, that violate the…”
Get full text

Entropic inequalities for matrix elements of rotation group irreducible representations by Man’ko, V. I., Markovich, L. A.

“…Using the entropic inequalities for Shannon and Tsallis entropies new inequalities for some classical polynomials are obtained. To this end, an invertible…”
Get full text

Entropy-Energy Inequality for a Qutrit on the Example of a Three-Level Atom by Man’ko, V. I., Markovich, L. A.

“…We consider the entropy-energy inequality for a three-level atom implemented on superconducting circuits with the Josephson junction. It is suggested to use…”
Get full text

Separability and Entanglement of the Qudit X-State with j = 3/2 by Man’ko, Vladimir I., Markovich, L. A.

“…We study the qudit state with spin j = 3 / 2 and the density matrix of the form corresponding to the X state of two qubits and consider the entanglement and…”
Get full text

Hermitian and unitary almost-companion matrices of polynomials on demand by Markovich, L. A, Migliore, A, Messina, A

“…We introduce the concept of Almost-Companion Matrix (ACM) by relaxing the non-derogatory property of the standard Companion Matrix (CM). That is, we define an…”
Get full text

Entropic Inequalities and Properties of Some Special Functions by Man’ko, Vladimir I., Markovich, L. A.

“…Using known entropic and information inequalities, we obtain new inequalities for some classical polynomials. We consider examples of Jacobi and Legendre…”
Get full text

New Inequalities for Quantum Von Neumann and Tomographic Mutual Information by Man’ko, Vladimir I., Markovich, L. A.

“…We study the entropic inequalities related to the quantum mutual information for bipartite system and tomographic mutual information for the Werner state of…”
Get full text

Optimal nonlinear filtering of quantum state by Man'ko, V. I, Markovich, L. A

“…IEEE Transactions on Information Theory, 2018 We extend the optimal filtering equation known from the Stratonovich filtering theory on the quantum process…”
Get full text

The equation of optimal filtering, Kalman's filter and Theorem on normal correlation by Markovich, L. A

“…An important objective of the classical processing of stationary random sequences under nonparametric uncertainty is the problem of filtering in case when the…”
Get full text

An example of interplay between Physics and Mathematics: Exact resolution of a new class of Riccati Equations by Markovich, L. A, Grimaudo, R, Messina, A, Nakazato, H

“…Annals of Physics 385 (2017) 522-531 A novel recipe for exactly solving in finite terms a class of special differential Riccati equations is reported. Our…”
Get full text

Separability and entanglement in the Hilbert space reference frames related through the generic unitary transform for four level system by Man'ko, V. I, Markovich, L. A

“…Quantum correlations in the state of four-level atom are investigated by using generic unitary transforms of the classical (diagonal) density matrix. Partial…”
Get full text

Steering in spin tomographic probability representation by Man'ko, V. I, Markovich, L. A

“…The steering property known for two qubit-state in terms of specific inequalities for correlation function is translated for the state of qudit with the spin…”
Get full text

Deformed entropic and information inequalities for X - states of two-qubit and single qudit states by Man'ko, V. I, Markovich, L. A

“…The q-deformed entropies of quantum and classical systems are discussed. Standard and q-deformed entropic inequalities for X - states of the two-qubit and a…”
Get full text

New Minkowski type inequalities and entropic inequalities for quantum states of qudits by Man'ko, V. I, Markovich, L. A

“…The two-parameter Minkowski like inequality written for composite quantum system state is obtained for arbitrary Hermitian nonnegative matrix with trace equal…”
Get full text

Gamma kernel estimation of the density derivative on the positive semi-axis by dependent data by Markovich, L.A

“…* We estimate the derivative of a probability density function defined on [0, [infinity]). For this purpose, we choose the class of kernel estimators with…”
Get full text

An example of interplay between Physics and Mathematics: Exact resolution of a new class of Riccati Equations by Markovich, L.A., Grimaudo, R., Messina, A., Nakazato, H.

“…A novel recipe for exactly solving in finite terms a class of special differential Riccati equations is reported. Our procedure is entirely based on a…”
Get full text