Results 21 to 30 of about 1,213,582 (315)

To track or not to track: wheeze phenotypes in preschool children [PDF]

open access: yesEuropean Respiratory Journal, 2018
Wheeze phenotypes in preschool children are insufficiently stable and valid to base treatment decisions upon http://ow.ly ...
Brand, Paul L. P., Schultz, Andre
openaire   +3 more sources

Tracking Change: Local and Traditional Knowledge in Watershed Governance

open access: yes, 2016
These Terms of Reference summarize the mission, purpose, objectives, guiding principles and governance structure of the SSHRC Partnership project Tracking Change: The Role of Local and Traditional Knowledge in Watershed Governance.
Tracking Change
core   +5 more sources

Miniaturized Dual-Band Bandpass Filter With Sharp Roll-Off Using Ring-Loaded Resonator

open access: yesIEEE Access, 2020
In this paper, a miniaturized dual-band bandpass filter (BPF) with good selectivity based on ring-loaded resonator (RLR) and 0° feed structure is proposed.
Daotong Li   +3 more
doaj   +1 more source

Advances of SBAS authentication technologies

open access: yesSatellite Navigation, 2021
Satellite Based Augmentation System (SBAS) provides the corrections and integrity information to users, but as its signal format is opened to the public and Global Navigation Satellite System (GNSS) spoofing technology becomes more realistic, more ...
Ying Chen   +8 more
doaj   +1 more source

Multi-Scenario Trajectory Optimization for Vertical Takeoff and Vertical Landing Vehicles Using the Gauss Pseudospectral Method

open access: yesAerospace, 2022
Vertical takeoff and vertical landing (VTVL) vehicles, based on throttling liquid rocket engines, are attracting increasing attention for their validation of guidance and control techniques during landing.
Yang Liu   +5 more
doaj   +1 more source

On track to tenure‐track [PDF]

open access: yesEMBO reports, 2009
A former South American politician once quipped that even a local election in his country resulted in more casualties than a revolution in Germany. His comments were not intended to address questionable political campaign techniques, but rather to comment on the inability of Germans to stage proper revolutions.
openaire   +2 more sources

Tracking MEP installation works [PDF]

open access: yes, 2013
Recent research efforts to improve construction progress tracking has focused on employing emerging technologies such as three dimensional (3D) imaging, including digital photogrammetry and 3D Terrestrial Laser Scanning (TLS). Previous research has shown
Chiamone, Tiziana   +11 more
core   +1 more source

Calculating track thrust with track functions [PDF]

open access: yesPhysical Review D, 2013
In e+e- event shapes studies at LEP, two different measurements were sometimes performed: a "calorimetric" measurement using both charged and neutral particles, and a "track-based" measurement using just charged particles. Whereas calorimetric measurements are infrared and collinear safe and therefore calculable in perturbative QCD, track-based ...
Chang, Hsi-Ming   +3 more
openaire   +3 more sources

Segmentation-tracking feedback approach for high-performance video surveillance applications

open access: yes, 2010
Here, a novel and efficient feedback system for moving object segmentation and tracking is proposed. Through the use of non-parametric background-foreground modeling, moving objects are correctly detected in unfavorable situations such as dynamic ...
Narciso Garcia   +7 more
core   +1 more source

Comparison of fusion methods for thermo-visual surveillance tracking [PDF]

open access: yes, 2006
In this paper, we evaluate the appearance tracking performance of multiple fusion schemes that combine information from standard CCTV and thermal infrared spectrum video for the tracking of surveillance objects, such as people, faces, bicycles and ...
Ó Conaire, Ciarán   +8 more
core   +1 more source

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