Results 81 to 90 of about 891,103 (297)

WiFi emission-based vs passive radar localization of human targets [PDF]

open access: yes, 2018
In this paper two approaches are considered for human targets localization based on the WiFi signals: the device emission-based localization and the passive radar.
Bongioanni, Carlo   +3 more
core   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

TDoA-based outdoor positioning in a public LoRa network [PDF]

open access: yes, 2018
The performance of LoRa Geo-location for outdoor tracking purposes has been evaluated on a public LoRaWAN network. Time Difference of Arrival (TDOA) localization accuracy, probability and update frequency were evaluated for different trajectories ...
Haxhibeqiri, Jetmir   +9 more
core   +2 more sources

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Self-Localization of Ad-Hoc Arrays Using Time Difference of Arrivals [PDF]

open access: yesIEEE Transactions on Signal Processing, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wang, L   +3 more
openaire   +3 more sources

Neuromorphic Learning towards Nano Second Precision [PDF]

open access: yes, 2013
Temporal coding is one approach to representing information in spiking neural networks. An example of its application is the location of sounds by barn owls that requires especially precise temporal coding. Dependent upon the azimuthal angle, the arrival
Meier, Karlheinz   +3 more
core   +1 more source

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Arrival Time Differences of Lensed Massive Gravitational Waves

open access: yes, 2019
It is of fundamental importance to know the mass of gravitons. A simple method for constraining the graviton mass is to compare the arrival time of light and that of gravitational waves provided that both waves are simultaneously emitted from the same source. To date, from observations of gravitational waves by the LIGO, the upper bound on the graviton
Morita, Takuya, Soda, Jiro
openaire   +2 more sources

Method and apparatus for calibrating the ionosphere and application to surveillance of geophysical events [PDF]

open access: yes, 1984
The columnar electron content of the ionosphere between a spacecraft and a receiver is measured in realtime by cross correlating two coherently modulated signals transmitted at different frequencies (L1,L2) from the spacecraft to the receiver using a ...
Macdoran, P. F.
core   +1 more source

Acoustic positioning and tracking in Portsmouth Harbour, New Hampshire [PDF]

open access: yes, 2007
Portsmouth Harbor, New Hampshire, is frequently used as a testing area for multibeam and sidescan sonars, and is the location of numerous ground-truthing studies. Having the ability to accurately position underwater sensors is an important aspect of this
Huff, Lloyd C   +5 more
core   +2 more sources

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