Results 161 to 170 of about 54,387 (315)

Example showing how ellipse aspect ratios are linked to error bars and radii are linked to geometry of best fit line.

open access: green, 2015
A. Hall Stephen   +5 more
openalex   +2 more sources

Ellipse-Fitting Techniques Applied to 2D-PMS Raindrop Images [PDF]

open access: bronze, 1995
Rongrui Xiao   +2 more
openalex   +1 more source

A Self‐Healing Permanent Magnet Putty for Soft Robot Skins With Force Sensing and Functional Recovery

open access: yesAdvanced Robotics Research, EarlyView.
Permanent magnet putty (PMP) integrates high‐coercivity NdFeB particles with a dynamic polyborosiloxane–Ecoflex matrix, achieving rapid self‐healing (90% mechanical recovery in 10 s) and magnetic recovery within 20 min. With twice the sensitivity of commercial putties, PMP enables precise 5–30 N force detection and discrimination between pressing and ...
Ruotong Zhao   +5 more
wiley   +1 more source

Discriminative validity and diagnostic accuracy of Horus® posturographic parameters in individuals with and without vestibulopathy. [PDF]

open access: yesBraz J Otorhinolaryngol
Marinheiro MCP   +6 more
europepmc   +1 more source

Structural and Functional Characterization of EXPO‐Derived Extracellular Vesicles in Plants

open access: yesAdvanced Science, EarlyView.
In this study, 3D electron tomography (ET), cryo‐ET, and immunogold transmission electron microscopy (TEM) are employed to characterize plant extracellular vesicles (EVs) under physiological conditions. EVs are classified into three distinct categories according to their size, content, and molecular‐marker profiles. Furthermore, Exo70E2‐positive medium
Jiayang Gao   +12 more
wiley   +1 more source

Ultra‐High Friction and Adhesion in Hydrogel Layer Driven by Wet‐to‐Dry Transition Dynamics

open access: yesAdvanced Science, EarlyView.
This work reveals a critical wet‐to‐dry transition in polyacrylamide hydrogel layers that induces volumetric shrinkage, resulting in enhanced interfacial contact and dramatically increased friction and adhesion. Leveraging this transition enables strong, reversible gripping on diverse surfaces, offering new insights for hydrogel‐based gripping ...
Chenxu Liu   +11 more
wiley   +1 more source

Does any convex quadrilateral have circumscribed ellipses?

open access: gold, 2017
Jia Hui Li   +3 more
openalex   +2 more sources

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