Results 81 to 90 of about 2,760 (217)

The accuracy of spatial coordinates determined by trilateration method

open access: yesGeodesy and Cartography, 2012
An accuracy of spatial coordinates determined by multiple linear intersection is analysed in the paper. Such system of points determined by the method of linear intersection consists of a set of trilateration.
Jonas Skeivalas, Robertas Dargis
doaj   +1 more source

Revisiting Trilateration for Robot Localization

open access: yes, 2008
—Locating a robot from its distances, or range measurements, to three other known points or stations is a common operation, known as trilateration. This problem has been traditionally solved either by algebraic or numerical methods.

core  

Two-Phase Framework for Indoor Positioning Systems Using Visible Light †

open access: yesSensors, 2018
Recently with the advancement of solid state lighting and the application thereof to Visible Light Communications (VLC), the concept of Visible Light Positioning (VLP) has been targeted as a very attractive indoor positioning system (IPS) due to its ...
Gregary B. Prince, Thomas D. C. Little
doaj   +1 more source

An Effective Trilateration Algorithm for Mobile Robot Positioning Based on Multiple Reference Points

open access: yes, 2009
This paper presents a novel trilateration algorithm which estimates the position of a target object, such as a mobile robot, in a 2D or 3D space based on the simultaneous distance measurements from multiple reference points.
Yu Zhou
core   +1 more source

Combining Multichannel RSSI and Vision with Artificial Neural Networks to Improve BLE Trilateration

open access: yes, 2022
The demands for accurate positioning and navigation applications in complex indoor environments such as emergency call positioning, fire-fighting services, and rescue operations are increasing continuously.
Sharareh Naghdi   +4 more
core   +1 more source

مثلثات الصبان للإمام أبي العرفان محمد بن عليّ الصبَّان (ت 1206هـ) (تحقيق ودراسة) حرف الشين أنموذجا [PDF]

open access: yesMaǧallaẗ Kulliyyaẗ Al-ādāb Ǧāmiʿaẗ Būrsaʿīd
لقد اعتنى اللغويون الأوائل بظواهر اللغة العربية ومن ذلك ظاهرة التثليث وهي موضوع بحثنا، وقد أفردت بالتصنيف وكان رائد التصنيف فيها هو محمد بن المستنير قطرب (تـ 206 هـ)، إلى أن جاء محمد بن علي الصبان (تـ 1206 هـ)، وألف هذا النظم جمع فيه (1116) كلمة مثلثة ...
عبد الرحمن محمد عبد المعطي محمد
doaj   +1 more source

Correspondence rejection by trilateration for 3D point cloud registration [PDF]

open access: yes, 2015
Recent years have shown increases in virtual 3D perception and applications, many of these applications require 3D model reconstruction from high quality LIDAR scans.
Duan, J   +9 more
core   +1 more source

Influence of Transmitter Arrangement on Localization Accuracy in Radio–Ultrasonic RTLS in Underground Roadways

open access: yesApplied Sciences
This paper presents a sensitivity analysis of positioning accuracy in a localization system based on signal time-of-flight measurements, intended for operation in underground roadway workings.
Sławomir Bartoszek   +5 more
doaj   +1 more source

The analysis of GSM connection systems application for determining spatial coordinates

open access: yesGeodesy and Cartography, 2012
In the article, the method for determining spatial coordinates in free space, urbanised territories, also inside buildings using GSM connection systems is analysed.
Jonas Skeivalas   +2 more
doaj   +1 more source

Active RFID Trilateration for Indoor Positioning

open access: yes, 2008
Alternative location methods for absolute positioning in areas where no GNSS position determination is possible due to obstruction of the satellite signals are needed in mobile positioning.
Retscher, Günther, Fu, Qing
core  

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