Results 111 to 120 of about 61,074 (210)

Investigating the Global Performance of the BDS-2 and BDS-3 Joint Real-Time Undifferenced and Uncombined Precise Point Positioning Using RTS Products from Different Analysis Centers

open access: yesRemote Sensing
Compared to the traditional ionospheric-free (IF) precise point positioning (PPP) model, the undifferenced and uncombined (UU) PPP has the advantages of lower observation noise and the ability to obtain ionospheric information.
Ahao Wang   +6 more
doaj   +1 more source

Improved Online Kalman Smoothing Method for Ship Maneuvering Motion Data Using Expectation-Maximization Algorithm

open access: yesJournal of Marine Science and Engineering
Despite the pivotal role of filtering and smoothing techniques in the preprocessing of ship maneuvering data for robust identification, persistent challenges in reconciling noise suppression with dynamic fidelity preservation have limited algorithmic ...
Wancheng Yue, Junsheng Ren
doaj   +1 more source

Integrated Effects of Environmental and Classroom Noise on Attention and Learning in School-age Children

open access: yesNoise and Health
Objectives: This review investigated the effects of external and classroom noise on school-aged children’s cognitive performance. The analysis identified exposure patterns across studies; quantified effects on attention, memory, and reading processes ...
Daniel Onut Badea   +4 more
doaj   +1 more source

Pupil dilation as a marker of attention/effort in aging and mild cognitive impairment. [PDF]

open access: yesAlzheimers Dement
Zhunussova A   +11 more
europepmc   +2 more sources

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