Results 21 to 30 of about 67,823 (266)

An effective algorithm to overcome the practical hindrance for Wi-Fi based indoor positioning system

open access: yesOpen Computer Science, 2020
Indoor tracking has evolved with various methods. The most popular method is using signal strength measuring techniques like triangulation, trilateration and fingerprinting, etc. Generally, these methods use the internal sensors of the smartphone.
Bonthu Bhulakshmi, Subaji M
doaj   +1 more source

SOME GEOMETRIC PROPERTIES OF WHITNEY STRATIFICATIONS

open access: yesTạp chí Khoa học Đại học Đà Lạt, 2022
We describe some old and new results about Whitney stratifications and state some open problems.
David Angelo Trotman
doaj   +1 more source

Triangulations in CGAL

open access: yesComputational Geometry, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Boissonnat, Jean-Daniel   +4 more
openaire   +2 more sources

Tri-SIFT: A Triangulation-Based Detection and Matching Algorithm for Fish-Eye Images

open access: yesInformation, 2018
Keypoint matching is of fundamental importance in computer vision applications. Fish-eye lenses are convenient in such applications that involve a very wide angle of view. However, their use has been limited by the lack of an effective matching algorithm.
Ende Wang   +4 more
doaj   +1 more source

CO-REGISTRATION OF PHOTOGRAMMETRIC AND LIDAR DATA: METHODOLOGY AND CASE STUDY [PDF]

open access: yesRevista Brasileira de Cartografia, 2004
Registration activities combine data from different sources in order to attain higher accuracy and derive more information than available from one source.
Mwafag Ghanma   +2 more
doaj  

Children’s Cognitive and Emotional Processes in Adult Versus Child-Related Inter-Parental Conflicts

open access: yesEurope's Journal of Psychology, 2019
In the literature, little attention has been paid to the specific impact of child-related versus adult-related inter-parental conflicts on children’s intrapersonal processes and adjustment.
Elena Camisasca   +2 more
doaj   +1 more source

Architecture en bois et triangulation durant la Protohistoire : méthodes d’identification, bilan actualisé et perspectives interprétatives

open access: yesPallas, 2019
The thematic of the protohistoric wooden architecture in temperate Europe has undergone a significant progress since the second half of the 20th century. Nevertheless, the question of diagonal braces is often avoided for this period and the hypothesis of
Pierre Péfau
doaj   +1 more source

Dynamics of Triangulations

open access: yesJournal of Statistical Physics, 2005
We study a few problems related to Markov processes of flipping triangulations of the sphere. We show that these processes are ergodic and mixing, but find a natural example which does not satisfy detailed balance. In this example, the expected distribution of the degrees of the nodes seems to follow the power law $d^{-4}$.
Collet, Pierre Marcel Louis   +1 more
openaire   +3 more sources

Design and Characterization of a Two‐Dimensional Soft Array Based on Cooperative Dielectric Elastomer Actuators

open access: yesAdvanced Functional Materials, EarlyView.
A fully polymeric two‐dimensional array of Dielectric Elastomers enables self‐sensing, cooperative actuation, and large‐stroke operation in a DE‐based autonomous conveyor. Based only on voltage and current measurements at actuator level, the system detects the presence of a ball and subsequently drives it toward a target position.
Saverio Addario   +6 more
wiley   +1 more source

Merging polygons on two-layer printed circuit board [PDF]

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2011
A method is proposed for solving the problem of connection of maximum number of isolated islands of metallized areas of the same chain, located on different layers of the printed circuit board.
Murov S. Yu.
doaj  

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