Results 71 to 80 of about 3,163,986 (303)

Single Equation Instrumental Variable Models: Identification under discrete variation. [PDF]

open access: yes
Over the last decade, substantial interest in theoretical econometrics and microeconometrics has been directed towards nonparametric models. Much work has been devoted to the development of novel identification and estimation technieques and in ...
SMOLINSKI, Konrad
core  

Discrete-Time Network Scheduling and Dynamic Optimization of Batch Processes with Variable Processing Times through Discrete-Steepest Descent Optimization

open access: yes
This work proposes a general discrete-time simultaneous scheduling and dynamic optimization (SSDO) formulation based on the state-task network (STN) representation. This formulation explicitly considers variable processing times, which is a key aspect in
David A. Liñán (18061865)   +1 more
core   +1 more source

The discrete Hardy type variable exponent inequality with decreasing exponent [PDF]

open access: yes
The purpose of this note is to obtain the discrete Hardy type variable exponent inequality for the decreasing ...
Sultan, Babar   +2 more
core   +1 more source

Adenosine triphosphate as a modulator of protein interactions and stability

open access: yesFEBS Open Bio, EarlyView.
ATP is best known as the cell's energy currency, but it also shapes how proteins fold, interact, aggregate and form biomolecular condensates. This review explains the emerging physical principles behind these effects, including weak binding to charged protein regions, magnesium‐dependent behaviour and concentration‐dependent control of protein ...
Shuyuan Tan, Robin Curtis
wiley   +1 more source

A polynomial algebraic approach to Lyapunov stability analysis of higher-order 2D systems

open access: yes, 2010
We introduce a four-variable polynomial matrix equation which plays an essential role in the stability analysis of discrete 2-D systems and in the computation of Lyapunov functions for such systems; we call this the 2-D polynomial Lyapunov equation (2-D ...
Kojima, Chiaki   +2 more
core   +1 more source

Comment on ‘Wigner function for a particle in an infinite lattice’

open access: yesNew Journal of Physics, 2013
It is pointed out that in a recent paper (2012 New J. Phys. 14 103009) in which a Wigner function for a particle in an infinite lattice (a system described by an unbounded discrete coordinate and its conjugate angle-like momentum) has been introduced, no
João P S Bizarro
doaj   +1 more source

Estimation of Discrete Time Duration Models with Grouped Data [PDF]

open access: yes
Dynamic discrete choice panel data models have received a great deal of attention. In those models, the dynamics is usually handled by including the lagged outcome as an explanatory variable.
Bo E. Honoré, Luojia Hu
core  

A time-dependent discrete variable representation for (multiconfiguration) Hartree methods

open access: yes, 1996
Manthe U. A time-dependent discrete variable representation for (multiconfiguration) Hartree methods. JOURNAL OF CHEMICAL PHYSICS.
Manthe, Uwe, Uwe Manthe
core   +1 more source

Comparing the Effect of Semi‐Immersive Virtual Reality, Computerized Cognitive Training, and Traditional Rehabilitation on Cognitive Function in Multiple Sclerosis: A Randomized Clinical Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Cognitive impairment is a common non‐motor symptom in Multiple Sclerosis (MS), negatively affecting autonomy and Quality of Life (QoL). Innovative rehabilitation strategies, such as semi‐immersive virtual reality (VR) and computerized cognitive training (CCT), may offer advantages over traditional cognitive rehabilitation (TCR ...
Maria Grazia Maggio   +8 more
wiley   +1 more source

Variable Parameter, Fractional Order, Discrete, Inertial Transfer Function Models

open access: yesInternational Journal of Applied Mathematics and Computer Science
In the paper, new, fractional order, variable parameter discrete transfer function models of an elementary inertial plant are proposed. One uses a time variable quasi time constant while the other employs, a variable time quasi constant and variable ...
Oprzedkiewicz Krzysztof
doaj   +1 more source

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