Results 111 to 120 of about 62,526 (295)

Diffusion‐Weighted Imaging for the Evaluation of the Sacroiliac Joint in Pediatric Patients

open access: yesArthritis Care &Research, EarlyView.
Objective Maturational signal in the sacroiliac joint (SIJ) of skeletally immature youth is often misinterpreted as inflammation. Diagnostic tools that improve specificity are greatly needed. Apparent diffusion coefficient (ADC) values from diffusion‐weighted imaging (DWI), when used with standard imaging, may enhance diagnostic accuracy.
Michael L. Francavilla   +6 more
wiley   +1 more source

Association Between Symptomatic Knee Osteoarthritis and Target Glycemic Control in Individuals with Type 2 Diabetes

open access: yesArthritis Care &Research, Accepted Article.
Objective Knee osteoarthritis (OA) commonly affects individuals with Type 2 diabetes (T2DM) and is associated with increased risk of diabetes‐related complications. To better understand potential mechanisms, we examined the association between symptomatic knee OA and glycemic control in individuals with T2DM.
Lauren K. King   +10 more
wiley   +1 more source

Sensorless Control of Electric Motors with Kalman Filters: Applications to Robotic and Industrial Systems

open access: yesInternational Journal of Advanced Robotic Systems, 2011
The paper studies sensorless control for DC and induction motors, using Kalman Filtering techniques. First the case of a DC motor is considered and Kalman Filter-based control is implemented.
Gerasimos G. Rigatos, Pierluigi Siano
doaj  

Flatness-Based Motion Planning and Control Strategy of a 3D Overhead Crane

open access: yesIEEE Access
This paper investigates an advanced control strategy for a three-dimensional overhead crane (3DOC) to address the limitations of traditional control methods in trajectory optimization, disturbance rejection, and robustness.
Van Chung Nguyen   +5 more
doaj   +1 more source

Flatness‐based control approach to networked control under sensor delays

open access: yesIET Collaborative Intelligent Manufacturing, 2019
A new control method based on differential flatness theory is developed in this article, aiming at solving the problem of networked control under sensor delays. A sensor network comprising N sensors and N control inputs is considered.
openaire   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Variations sur la notion de contrôlabilité

open access: yes, 2000
DoctoralThis paper was read on June 17th, 2000, at the "Journée de la Société mathématique de France". It aims at presenting "flatness-based" control, which has become quite popular in industry, by revisiting the apparently familiar notion of ...
Fliess, Michel
core   +1 more source

Robust Flatness-based Multi-controllers Approach [PDF]

open access: yesStudies in Informatics and Control, 2010
Hajer GHARSALLAOUI   +3 more
openaire   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Influence of sample size on flatness estimation and uncertainty in three-dimensional measurement

open access: yesInternational Journal of Metrology and Quality Engineering, 2015
To respond correctly to its function in a mechanism, a mechanical part should have a good dimensional and geometric quality. In three-dimensional measurement, the preferred tool of control is currently the coordinate measuring machine
Jalid A., Hariri S., Laghzale N. E.
doaj   +1 more source

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