Results 71 to 80 of about 669,386 (303)

adio Direction Finding Collection Finding Aid

open access: yes, 2018
This finding aid describes the "Abstracts on Radio Direction Finding / Full text documents on Radio Direction Finding" collection at the Dudley Knox Library.
Goncalves, George
core  

Direction Finding System Using MEMS Sound Sensors [PDF]

open access: yes, 2017
Provided is a Direction Finding Acoustic Sensor comprising a first sound sensor and a second sound sensor, where the first and second sensors are generally maintained in a reflectional symmetry around an axis of symmetry.
Karunasiri, Gamani, Alves, Fabio
core  

Evaluation Method and Design Guidance for Direction Finding Antenna Systems

open access: yes, 2023
A deterministic evaluation procedure for multi-port direction finding antennas is proposed. It is based on a direction finding uncertainty parameter, which describes how well different directions of arrival and polarizations are distinguishable.
Manteuffel, Dirk, Grundmann, Lukas
core   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Сomparative analysis of two-channel angular discriminators under linear scanning of the antenna radiation pattern

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
The comparative analysis results of various types of discriminators operating under linear scanning of the radiation pattern, as well as the single-pulse direction finding discriminator using the comparison amplitude method are presented.
M. M. Bulash, S. V. Shaliapin
doaj  

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

Way-Finding and Signposting: Penance or Prosthesis?

open access: yes, 1996
A 70 year old woman up from the country spent three days trying to get out of a hypermarket in Utrecht. She told police who rescued her she was afraid to ask other shoppers how to get out (Glasgow Herald, April 1979).
Canter, David V.
core  

Does gaze direction modulate facial expression processing in children with autism spectrum disorder?

open access: yes, 2009
Two experiments investigated whether children with autism spectrum disorder (ASD) integrate relevant communicative signals, such as gaze direction, when decoding a facial expression. In Experiment 1, typically developing children (9–14 years old; n = 14)
Akechi, H.   +5 more
core   +1 more source

Assisting Maritime Search and Rescue (SAR) Personnel with AI-Based Speech Recognition and Smart Direction Finding

open access: yesJournal of Marine Science and Engineering, 2020
Communication for processing relevant information plays a paramount role in developing a comprehensive understanding of Search and Rescue (SAR) situations and conducting operations in a successful and reliable manner.
Aylin Gözalan   +6 more
doaj   +1 more source

Somatic mutational landscape in von Hippel–Lindau familial hemangioblastoma

open access: yesMolecular Oncology, EarlyView.
The causes of central nervous system (CNS) hemangioblastoma in Von Hippel–Lindau (vHL) disease are unclear. We used Whole Exome Sequencing (WES) on familial hemangioblastoma to investigate events that underlie tumor development. Our findings suggest that VHL loss creates a permissive environment for tumor formation, while additional alterations ...
Maja Dembic   +5 more
wiley   +1 more source

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