Results 21 to 30 of about 28,008,925 (238)

Preface [PDF]

open access: yesITM Web of Conferences
The preface provides an overview of the III International Workshop “Hybrid Methods of Modeling and Optimization in Complex Systems” (HMMOCS-III 2024), held from December 2-4, 2024, in Krasnoyarsk, Russian Federation.
Stanimirović Predrag   +4 more
doaj   +1 more source

Safety verification of a fault tolerant reconfigurable autonomous goal-based robotic control system [PDF]

open access: yes, 2007
Fault tolerance and safety verification of control systems are essential for the success of autonomous robotic systems. A control architecture called Mission Data System (MDS), developed at the Jet Propulsion Laboratory, takes a goal-based control ...
Braman, Julia M. B.   +2 more
core   +1 more source

Channel Estimation and Hybrid Precoding for Millimeter Wave Cellular Systems [PDF]

open access: yesIEEE Journal on Selected Topics in Signal Processing, 2014
Millimeter wave (mmWave) cellular systems will enable gigabit-per-second data rates thanks to the large bandwidth available at mmWave frequencies. To realize sufficient link margin, mmWave systems will employ directional beamforming with large antenna ...
A. Alkhateeb   +3 more
semanticscholar   +1 more source

Hybrid action systems

open access: yesTheoretical Computer Science, 2003
In this paper we investigate the use of action systems with differential actions in the specification of hybrid systems. As the main contribution we generalize the definition of a differential action, allowing the use of arbitrary relations over model variables and their time derivatives in modelling continuous-time dynamics.
Rönnkö, M.   +2 more
openaire   +3 more sources

On the Convergence Rate of Quasi-Newton Methods on Strongly Convex Functions with Lipschitz Gradient

open access: yesMathematics, 2023
The main results of the study of the convergence rate of quasi-Newton minimization methods were obtained under the assumption that the method operates in the region of the extremum of the function, where there is a stable quadratic representation of the ...
Vladimir Krutikov   +3 more
doaj   +1 more source

Monotonic hybrid systems

open access: yesJournal of Computer and System Sciences, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
LANOTTE, RUGGERO, MAGGIOLO SCHETTINI A.
openaire   +3 more sources

Performance analysis of FPGA controlled four-leg DSTATCOM for multifarious load compensation in electric distribution system

open access: yesEngineering Science and Technology, an International Journal, 2018
A field programmable gate array (FPGA) controlled four-leg distribution static compensator (FL-DSTATCOM) has been implemented to achieve harmonic alleviation, supply current balancing, compensation of reactive power and current flow in the neutral ...
Azhagesan Dheepanchakkravarthy   +4 more
doaj   +1 more source

Subgroup Discovery in Machine Learning Problems with Formal Concepts Analysis and Test Theory Algorithms

open access: yesAlgorithms, 2023
A number of real-world problems of automatic grouping of objects or clustering require a reasonable solution and the possibility of interpreting the result. More specific is the problem of identifying homogeneous subgroups of objects.
Igor Masich   +5 more
doaj   +1 more source

Hybrid Feedback Control Methods for Robust and Global Power Conversion [PDF]

open access: yes, 2015
In this paper, the applicability and importance of hybrid system tools for the design of control algorithms for energy conversion in power systems is illustrated in two hybrid control designs, one pertaining to DC/DC conversion and the other to DC/AC ...
Chai, J, Sanfelice, RG
core   +1 more source

Leveling Up Hydrogels: Hybrid Systems in Tissue Engineering.

open access: yesTrends in Biotechnology, 2019
Hydrogels can mimic several features of the cell native microenvironment and have been widely used as synthetic extracellular matrices (ECMs) in tissue engineering and regenerative medicine (TERM).
S. Neves   +3 more
semanticscholar   +1 more source

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