Results 21 to 30 of about 58,230 (252)
IEEE Access, 2019 The unknown two-dimensional obstacles, including different shapes, numbers, locations, and in the vicinity of the planning path for an outdoor quadrotor, are on-line detected by a 360-degree Li-Dar Sweep Scanse.
Chih-Lyang Hwang +2 more
doaj +1 more source
Journal of Science: Advanced Materials and Devices, 2022 Achieving high sensitivity, resolution, and accuracy is desirable and in high demand for magnetic sensor applications. The giant magnetoimpedance (GMI) effect has drawn intensive attention owing to its ultrasensitive response to the magnetic field ...
Ho Anh Tam +8 more
doaj
A Network of Portable, Low-Cost, X-Band Radars [PDF]
, 2012 Radar is a unique tool to get an overview on the weather situation, given its high spatio- temporal resolution. Over 60 years, researchers have been investigating ways for obtaining the best use of radar.
Allegretti, Marco +7 more
core +2 more sources
Wetlands Ecology and Management, 2022 AbstractThe high Andean arid plateau extends through Peru, Argentina, Bolivia, and Chile. Within the desert matrix, basins contain wetlands that provide essential resources for human activity, and habitat for biodiversity highly adapted to extreme temperatures, altitudes, and salinity gradients.
P. Marconi, F. Arengo, A. Clark
openaire +1 more source
Riemannian simplices and triangulations [PDF]
, 2014 We study a natural intrinsic definition of geometric simplices in Riemannian manifolds of arbitrary dimension $n$, and exploit these simplices to obtain criteria for triangulating compact Riemannian manifolds.
Dyer, Ramsay +2 more
core +5 more sources
A Fuzzy Logic Based Algorithm for Finding Astronomical Objects in Wide-Angle Frames [PDF]
, 2005 Accurate automatic identification of astronomical objects in an imperfect world of non-linear wide-angle optics, imperfect optics, inaccurately pointed telescopes, and defect-ridden cameras is not always a trivial first step.
Bertin +5 more
core +2 more sources
Ecology and Evolution, 2016 Bioacoustic localization of bird vocalizations provides unattended observations of the location of calling individuals in many field applications. While this technique has been successful in monitoring terrestrial distributions of calling birds, no ...
Phillip M. Stepanian +5 more
doaj +1 more source
Common Visual Representations as a Source for Misconceptions of Preservice Teachers in a Geometry Connection Course [PDF]
, 2019 In this paper, we demonstrate how atypical visual representations of a triangle, square or a parallelogram may hinder students’ understanding of a median and altitude.
Henry G. Gilbert Nursery and Seed Trade Catalog Collection. +2 more
core +1 more source
Optimal Point Placement for Mesh Smoothing
, 1997 We study the problem of moving a vertex in an unstructured mesh of triangular, quadrilateral, or tetrahedral elements to optimize the shapes of adjacent elements.
Adler +33 more
core +2 more sources
Advanced Photonics Research, EarlyView.This work presents a systematic review of atmospheric turbulence fundamentals, including theoretical formulations and adaptive optics‐based mitigation strategies. This includes an in‐depth examination of the devices, theories, and methodologies associated with traditional correction approaches.
Qinghui Liu +5 more
wiley +1 more source