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Weight centile crossing in infancy: correlations between successive months show evidence of growth feedback and an infant-child growth transition
growth weight centile crossing infancy feedback
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2018/12/14
Background: Early rapid weight gain is associated with later overweight, which implies that weight centile crossing tracks over time.
Weight centile crossing in infancy: correlations between successive months show evidence of growth feedback and an infant-child growth transition
growth weight centile crossing infancy feedback
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2018/12/18
Background: Early rapid weight gain is associated with later overweight, which implies that weight centile crossing tracks over time.
Variation of the feedback coefficient with R12 and the geographic latitude in 1-h ahead forecast of f0 F2
forecast feedback critical frequency
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2015/9/25
The «prediction» and «forecast» of the critical frequency of the F 2 layer (f0 F2 ) is an important issue for frequency planning in short wave radio communications. In this context...
Subharmonic functions and performance bounds on linear time-invariant feedback systems
Harmonic function linear the performance of the single output system a linear control system the harmonic function
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2015/8/13
In this paper we study multi-input multi-output (MIMO) linear time-invariant (LTI) control systems. We show that some well known constraints on the performance of single-input single-output (SISO) lin...
Multivariable feedback control of semiconductor wafer temperature
Multivariate semiconductor chip temperature temperature control chip rapid heat treatment semiconductor chips sensors
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2015/8/12
The authors consider the problem of wafer temperature control in rapid thermal processing (RTP) of semiconductor wafers. They present a novel approach to the analysis of candidate sensor configuration...
Design of stablizing state feedback for delay systems via convex optimization
A linear system functional convex optimization techniques
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2015/8/12
For linear systems with delays, we define a new class of Lyapunov-like functionals that may be used to prove stability. We also show how we may design a stabilizing (delayed) state feedback for delay ...
The Feedback Capacity of Degraded Broadcast Channels
Feedback Capacity Degraded Broadcast Channels
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2015/8/12
e fact that the capacity region of the discrete memoryless physically degraded broadcast channel is not increased by feedback is establisked.
Entropy and random feedback
Convex function matrix spectrum application linear controller design
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2015/8/11
The gamma-entropy is a convex function of matrices that is closely related to the Frobenius and spectral (maximum singular value) norms. It comes up in several applications such as central H-infinity ...
Piecewise-affine state feedback for piecewise-affine slab systems using convex optimization
Piecewise-affine systems State feedback Convex optimization Ellipsoids Lyapunov function
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2015/8/10
This paper shows that Lyapunov-based state feedback controller synthesis for piecewise-affine (PWA) slab systems can be cast as an optimization problem subject to a set of linear matrix inequalities (...
Analysis and synthesis of state-feedback controllers with timing jitter
Constant linear linear system status the convex quadratic performance the linear matrix inequality (lmi) and lyapunov function
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2015/8/10
We consider a continuous-time linear system with sampled constant linear state-feedback control and a convex quadratic performance measure. The sample times, however, are subject to variation within s...
Resolving the Impacts and Feedback of Ocean Optics on Upper Ocean Ecology
Resolving the Impacts and Feedback Ocean Optics Upper Ocean Ecology
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2015/8/4
The abundance and fecundity of life on this planet is directly related to the energy supplied by the sun. The pyramid of life starts with the absorption of a fraction of this energy, followed by its c...
Decentralized Control Information Structures Preserved Under Feedback
Feedback Structures
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2015/6/19
We consider the problem of constructing decentralized control systems. We formulate this problem as one of minimizing the closed-loop norm of a feedback system subject to constraints on the controller...
Spectral Factorization of Non-Classical Information Structures Under Feedback
Structures Under Feedback Non-Classical Information
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2015/6/19
We consider general linear systems under feedback. We restrict our attention to non-classical information structures for which the optimal control policies can be found via a convex optimization probl...
An Explicit Solution for Optimal Two-Player Decentralized Control over a TCP Erasure Channel with State Feedback
Decentralized Control over Explicit Solution
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2015/6/19
We develop an optimal controller synthesis algorithm for decentralized control problems where control actions are transmitted through TCP-like erasure channels. We consider a simple two-player interco...
Optimal Controller Synthesis for a Decentralized Two-Player System with Partial Output Feedback
Partial Output Feedback Two-Player System
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2015/6/19
In this paper, we derive the optimal control policy for a decentralized control problem. The system considered here consists of two interconnected subsystems with communication allowed in only one dir...