Results 121 to 130 of about 8,223,685 (372)

Positioning Using IRIDIUM Satellite Signals of Opportunity in Weak Signal Environment

open access: yes, 2019
In order to get rid of the dependence of the navigation and positioning system on the global navigation satellite system (GNSS), radio, television, satellite, and other signals of opportunity (SOPs) can be used to achieve receiver positioning.
Zizhong Tan, H. Qin, L. Cong, Chao Zhao
semanticscholar   +1 more source

Dual PI3K/AKT and CDK4/6 inhibition reveals selective sensitivity in an SHH medulloblastoma stem cell model

open access: yesMolecular Oncology, EarlyView.
Targeted therapy was evaluated in SHH medulloblastoma using neuroepithelial stem cell (NES) and tumor‐derived NES‐like (tNES) models in 2D monolayers and 3D spheroids. PI3K, AKT, and CDK4/6 inhibitors had minimal effects in NES but markedly reduced viability and growth and induced apoptosis in tNES cells, revealing distinct therapeutic vulnerabilities.
Monika Lukoseviciute   +4 more
wiley   +1 more source

Information Design for “Weak Signal” detection and processing in Economic Intelligence: A case study on Health resources [PDF]

open access: yesJournal of Intelligence Studies in Business, 2011
The topics of this research cover all phases of “Information Design” applied to detect and profit from weak signals in economic intelligence (EI) or business intelligence (BI).
Sahbi Sidhom, Philippe Lambert
doaj  

Partly Duffing Oscillator Stochastic Resonance Method and Its Application on Mechanical Fault Diagnosis

open access: yesShock and Vibration, 2016
Due to the fact that the slight fault signals in early failure of mechanical system are usually submerged in heavy background noise, it is unfeasible to extract the weak fault feature via the traditional vibration analysis.
Jian Dang   +4 more
doaj   +1 more source

HYDROACOUSTIC OBSERVATIONS OF WEAK EARTHQUAKES IN SHALLOW WATERS OF THE SOUTHERN KURIL ISLANDS

open access: yesГеодинамика и тектонофизика, 2015
Results of hydroacoustic observations of signals from weak earthquakes in natural conditions in the region of the Southern Kuril Islands are presented. Some earthquakes were registered by the the Yuzhno-Kurilsk Seismic Station, other were only recorded ...
Alexander S. Borisov   +3 more
doaj   +1 more source

An experimental SMI adaptive antenna array for weak interfering signals [PDF]

open access: yes
A modified sample matrix inversion (SMI) algorithm designed to increase the suppression of weak interference is implemented on an existing experimental array system.
Dilsavor, R. L., Gupta, I. J.
core   +1 more source

Detecting weak signals in high dimensions

open access: yesJournal of Multivariate Analysis, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

KDM7A and KDM1A inhibition suppresses tumour promoting pathways in prostate cancer

open access: yesMolecular Oncology, EarlyView.
Treatment resistance is a major challenge for patients with advanced prostate cancer. This study examined an alternative approach to target the major prostate cancer‐promoting pathway by targeting epigenetic factors, whose levels are higher in tumours.
Jennie N Jeyapalan   +16 more
wiley   +1 more source

Interaction of HS1BP3 with cortactin modulates TKS5 localisation, cell secretion and cancer malignancy

open access: yesMolecular Oncology, EarlyView.
Here, we demonstrate that HS1BP3 interacts with Cortactin through a proline‐rich region (PRR3.1) and show that this interaction, and HS1BP3 itself, promote cancer cell proliferation and invasion. Inhibition of this interaction leads to build‐up of TKS5 in multivesicular endosomes and altered secretion of CD63 and CD9, providing an explanation for the ...
Arja Arnesen Løchen   +9 more
wiley   +1 more source

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