Andrey V. Lychev

Available identifiers

zbMath Open lychev.andrey-vMaRDI QIDQ1926788

List of research outcomes

Publication	Date of Publication	Type
Constructions of Input and Output Isoquants in DEA Models with Selective Convexity	2023-12-15	Paper
Comparison of different methods for estimation of returns to scale in nonradial data envelopment analysis models	2022-09-09	Paper
Multidimensional frontier visualization based on optimization methods using parallel computations	2020-04-21	Paper
Construction of three-dimensional sections of the efficient frontier for non-convex models	2020-03-11	Paper
Measuring the smoothness of the DEA frontier	2019-12-03	Paper
Frontier visualization and estimation of returns to scale in free disposal hull models	2019-07-19	Paper
Frontier visualization for nonconvex models with the use of purposeful enumeration methods	2018-03-28	Paper
Frontier improvement in the DEA models	2018-03-07	Paper
Algorithms for construction of efficient frontier for nonconvex models on the basis of optimization methods	2018-01-22	Paper
Measurement of returns to scale in radial DEA models	2017-06-19	Paper
On comparison of different sets of units used for improving the frontier in DEA models	2017-05-05	Paper
Improving the frontier in DEA models	2017-04-11	Paper
Measurement of returns to scale using non-radial DEA models	2015-02-18	Paper
Identifying suspicious efficient units in DEA models	2014-08-29	Paper
A note on imposing strong complementary slackness conditions in DEA	2012-12-29	Paper
Set-to-set maps in efficiency analysis of complex systems	2012-12-12	Paper
Methods for determination of multiple reference sets in the DEA models	2012-05-10	Paper
Measurement of returns to scale using a non-radial DEA model	2012-05-10	Paper
On comparison of ratio analysis and data envelopment analysis as performance assessment tools	2011-11-15	Paper
Construction of rating function using DEA models	2009-10-26	Paper
On some generalization of the DEA models	2009-10-15	Paper
Computation of elasticity and scale effect in technical efficiency analysis of complex systems	2008-03-31	Paper

Research outcomes over time

Doctoral students

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