Results 81 to 90 of about 4,147,112 (315)

Geometric Tracking Control of the Attitude Dynamics of a Rigid Body on SO(3) [PDF]

open access: yesarXiv, 2010
This paper provides new results for a tracking control of the attitude dynamics of a rigid body. Both of the attitude dynamics and the proposed control system are globally expressed on the special orthogonal group, to avoid complexities and ambiguities associated with other attitude representations such as Euler angles or quaternions.
arxiv  

CSF Tau Is a Biomarker of Hippocampal Injury in Cryptogenic New‐Onset Refractory Status Epilepticus

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cryptogenic new‐onset refractory status epilepticus (cNORSE) is a devastating condition characterized by the de novo onset of status epilepticus with unclear etiology. The identification of relevant early biomarkers in cNORSE is important to elucidate pathophysiology, aid clinical decision‐making, and prognosticate outcomes in cNORSE.
Yihui Goh   +8 more
wiley   +1 more source

Semi-Analytic Method for SINS Attitude and Parameters Online Estimation [PDF]

open access: yesarXiv, 2018
In this note, the attitude and inertial sensors drift biases estimation for Strapdown inertial navigation system is investigated. A semi-analytic method is proposed, which contains two interlaced solution procedures. Specifically, the attitude encoding the body frame changes and gyroscopes drift biases are estimated through attitude estimation while ...
arxiv  

Attitude control system Patent [PDF]

open access: yes, 1970
Development of attitude control system for spacecraft ...
Cantor, C., Volpe, F. A.
core   +1 more source

Implications of Effort Put into Forming an Attitude for Resistance to Attitude Change [PDF]

open access: yes, 2020
Many researchers have studied elaboration, which is the extent to which people effortfully think about attitude-relevant information. Despite being effortful, many effects of elaboration, such as resistance of change, have largely been attributed to ...
Echard, Claudia
core  

Global Trends in Risk Factors for Low Back Pain: An Analysis of the Global Burden of Disease Study Data From 1990 to 2021

open access: yesArthritis Care &Research, EarlyView.
Objective The increasing burden associated with low back pain (LBP) is a critical issue. This is a novel analysis of trends in risk factors for LBP aiming to identify risk factors that require further attention or consideration in global policies to reduce the burden of LBP.
Katharine E. Roberts   +5 more
wiley   +1 more source

Optimal Attitude Estimation and Filtering Without Using Local Coordinates Part I: Uncontrolled and Deterministic Attitude Dynamics [PDF]

open access: yesarXiv, 2005
There are several attitude estimation algorithms in existence, all of which use local coordinate representations for the group of rigid body orientations. All local coordinate representations of the group of orientations have associated problems.
arxiv  

Tennyson's attitude toward science [PDF]

open access: yes, 1925
Thesis (M.A.)--Boston ...
Spangenberg, Alice
core   +1 more source

Effects of Dalcroze Eurhythmics Exercise Versus Multicomponent Exercise on Physical and Cognitive Function, and Falls in Older Adults: The EPHYCOS Randomized Controlled Trial

open access: yesAdvanced Biology, EarlyView.
In this randomized clinical trial conducted among 142 community‐dwelling older adults at high risk for falls over 12 months, a Dalcroze Eurhythmics exercise intervention (once weekly, group‐based) improved a variety of physical and cognitive/executive function outcomes compared with a multicomponent exercise intervention (twice weekly, group‐ and home ...
Mélany Hars   +7 more
wiley   +1 more source

Attitude polarization [PDF]

open access: yes
Psychological evidence suggests that people’s learning behavior is often prone to a “myside bias” or “irrational belief persistence” in contrast to learning behavior exclusively based on objective data. In the context of Bayesian learning such a bias may
Alexander Ludwig, Alexander Zimper
core   +3 more sources

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