Results 71 to 80 of about 855,591 (295)

A Switching-Method for nonlinear systems

open access: yesJournal of Computational and Applied Mathematics, 1996
The paper is intended to present an iterative method for the solution of nonlinear equations. This method consist in combining a direct search method and a damped approximate Newton method in order to avoid the computation of the Jacobian. The obtained hybrid method (called switching-method, due to the fact that at each iteration just one of the above ...
BELLAVIA, STEFANIA   +2 more
openaire   +2 more sources

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Double-Tiered Cell Balancing System With Switched-Capacitor and Switched-Inductor

open access: yesIEEE Access, 2019
By considering the impact of parasitic resistance of inductors and capacitors employed in buck-boost and switched-capacitor types of cell balancing systems, a double-tiered cell equalizer is developed in this work.
Yuanmao Ye   +3 more
doaj   +1 more source

Redundant data management system [PDF]

open access: yes, 1972
Redundant data management system solves problem of operating redundant equipment in real time environment where failures are detected, isolated, and switched in simple manner.
Hall, J. R.
core   +1 more source

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

Design of human machine interface of switched reluctance drive system

open access: yesGong-kuang zidonghua, 2013
In view of problem that current switched reluctance drive systems are lack of friendly human machine interface to display running state of the system and set given parameters, the paper proposed a design scheme of human machine interface of switched ...
ZHENG Xin   +4 more
doaj   +1 more source

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

Pre-Processing-Based Walsh Code With Switched System in Secure Image Steganography Enhancement

open access: yesIEEE Access
This paper proposes a pre-processing encryption then hiding scheme that enhances image security in steganography. The method combines a Walsh code with switched linear system encryption, followed by Discrete Wavelet Transform and Singular Value ...
Uyen L. P. Nguyen   +3 more
doaj   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

On switched Hamiltonian systems [PDF]

open access: yes, 2002
In this paper we study the well-posedness and stability of a class of switched linear passive systems. Instrumental in our approach is the result, also of interest in its own right, that any linear passive input-state-output system with strictly positive
Gerritsen, K.M.   +2 more
core   +1 more source

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