Results 101 to 110 of about 1,562,117 (345)

A unified framework for approximation in inverse problems for distributed parameter systems [PDF]

open access: yes
A theoretical framework is presented that can be used to treat approximation techniques for very general classes of parameter estimation problems involving distributed systems that are either first or second order in time.
Banks, H. T., Ito, K.
core   +1 more source

Correlation of the differential expression of PIK3R1 and its spliced variant, p55α, in pan‐cancer

open access: yesMolecular Oncology, EarlyView.
PIK3R1 undergoes alternative splicing to generate the isoforms, p85α and p55α. By combining large patient datasets with laboratory experiments, we show that PIK3R1 spliced variants shape cancer behavior. While tumors lose the protective p85α isoform, p55α is overexpressed, changes linked to poorer survival and more pronounced in African American ...
Ishita Gupta   +10 more
wiley   +1 more source

Adaptive resilient control for a class of nonlinear distributed parameter systems with actuator faults

open access: yesSystems Science & Control Engineering
This paper presents a new model-based fault resilient control scheme for a class of nonlinear distributed parameter systems (DPS) represented by parabolic partial differential equations (PDE) in the presence of actuator faults. A Luenberger-like observer
Hasan Ferdowsi   +2 more
doaj   +1 more source

Regional Stability and Stability Radius*

open access: yesESAIM: Proceedings and Surveys, 2015
In this work we consider the problem of stability, for distributed parameter systems, through the space variable. We give an extension of the stability radius, introduced by A. J. Pritchard and S. Townley [7, 10], to the regional case.
Bernoussi A., Bel Fekih A.
doaj   +1 more source

Distributed Learning over Unreliable Networks

open access: yes, 2019
Most of today's distributed machine learning systems assume {\em reliable networks}: whenever two machines exchange information (e.g., gradients or models), the network should guarantee the delivery of the message.
Alistarh, Dan   +7 more
core  

RaMBat: Accurate identification of medulloblastoma subtypes from diverse data sources with severe batch effects

open access: yesMolecular Oncology, EarlyView.
To integrate multiple transcriptomics data with severe batch effects for identifying MB subtypes, we developed a novel and accurate computational method named RaMBat, which leveraged subtype‐specific gene expression ranking information instead of absolute gene expression levels to address batch effects of diverse data sources.
Mengtao Sun, Jieqiong Wang, Shibiao Wan
wiley   +1 more source

Obtaining Mode Shapes through the Karhunen-Loève Expansion for Distributed-Parameter Linear Systems

open access: yesShock and Vibration, 2002
The Karhunen-Loève expansion is a powerful spectral technique for the analysis and synthesis of dynamical systems. It consists in decomposing a spatial correlation matrix, which can be obtained through numerical or physical experiments. The decomposition
Claudio Wolter   +2 more
doaj   +1 more source

Optimal feedback control infinite dimensional parabolic evolution systems: Approximation techniques [PDF]

open access: yes
A general approximation framework is discussed for computation of optimal feedback controls in linear quadratic regular problems for nonautonomous parabolic distributed parameter systems.
Banks, H. T., Wang, C.
core   +1 more source

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

Feedback design of differential equations of reconstruction for second–order distributed parameter systems

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2017
The paper aims at studying a class of second-order partial differential equations subject to uncertainty involving unknown inputs for which no probabilistic information is available.
Maksimov Vyacheslav I.   +1 more
doaj   +1 more source

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