Results 101 to 110 of about 124,553,511 (357)

Direction of arrival measurements at UHF

open access: yesElectronics Letters, 1989
Direction of arrival measurements have been made at 870 MHz in an urban environment. Examples are given showing the multipath components arriving at the receiver after reflection and scattering from buildings. A synthetic aperture technique is used to measure the directions of arrival.
P.A. Matthews, B. Mohebbi
openaire   +1 more source

Filter bank based fractional delay filter implementation for widely accurate broadband steering vectors [PDF]

open access: yes, 2013
Applications such as broadband angle of arrival estimation require the implementation of accurate broadband steering vectors, which generally rely on fractional delay filter designs.
Weiss, Stephan   +3 more
core   +1 more source

Automated FRAP microscopy for high‐throughput analysis of protein dynamics in chromatin organization and transcription

open access: yesFEBS Open Bio, EarlyView.
RoboMic is an automated confocal microscopy pipeline for high‐throughput functional imaging in living cells. Demonstrated with fluorescence recovery after photobleaching (FRAP), it integrates AI‐driven nuclear segmentation, ROI selection, bleaching, and analysis.
Selçuk Yavuz   +6 more
wiley   +1 more source

Variants of the Arrival problem [PDF]

open access: yes
Arrival is a decision problem with, as yet, neither a known polynomial time algorithm nor a P-hardness result. The natural witness-search problem for Arrival also lies in many interesting sub-classes of TFNP. In this thesis, we will explore further the
Webster, Thomas
core   +1 more source

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

The skills required for transition to university and study in biological sciences: A student perspective

open access: yesFEBS Open Bio, EarlyView.
Bioscience students were asked for their opinions on the value and teaching of skills. 204 responded that teamwork, time management and study skills are necessary to reach University, that scientific writing, research, laboratory and presentation skills are taught effectively during their studies, while other skills are gained inherently through study ...
Janella Borrell, Susan Crennell
wiley   +1 more source

Underground positioning method of single base station DOA and TOA based on single reflectio

open access: yesGong-kuang zidonghua, 2015
In view of problem of big error in underground single base station positioning system due to wireless signal influenced by multipath effect and non-line of sight, a joint estimation positioning method of DOA and TOA based on single reflection was ...
HUANG Kai   +3 more
doaj   +1 more source

Narrowband and Wideband Direction-of-Arrival Estimation For Uniform And Nonuniform Linear Arrays

open access: yes, 2009
Nonuniform linear arrays (NLAs) have certain advantages and problems for directions of arrival (DOA) estimation. They cover a large array aperture with fewer sensors, and they require fewer matched channels or receivers.
Tuncer, Temel Engin
core  

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