Zobrazeno 1 - 10
of 127
pro vyhledávání: '"Leopoldo Acosta"'
Publikováno v:
Egyptian Informatics Journal, Vol 22, Iss 1, Pp 1-13 (2021)
This paper presents an indoor navigation support system based on the Building Information Models (BIM) paradigm. Although BIM is initially defined for the Architecture, Engineering and Construction/Facility Management (AEC/FM) industry, the authors b
Externí odkaz:
https://doaj.org/article/e65ac6a2847e4dcfbb0f078451cee056
Publikováno v:
Sensors, Vol 23, Iss 6, p 3191 (2023)
In this paper, the low-level velocity controller of an autonomous vehicle is studied. The performance of the traditional controller used in this kind of system, a PID, is analyzed. This kind of controller cannot follow ramp references without error,
Externí odkaz:
https://doaj.org/article/66c32fe1922e47489cf75805f8d11fbf
Publikováno v:
Sensors, Vol 23, Iss 2, p 961 (2023)
This paper presents a localization system for an autonomous wheelchair that includes several sensors, such as odometers, LIDARs, and an IMU. It focuses on improving the odometric localization accuracy using an LSTM neural network. Improved odometry w
Externí odkaz:
https://doaj.org/article/6c4bbf1bb9b54ea197a5d228eff60681
Publikováno v:
Sensors, Vol 23, Iss 2, p 1024 (2023)
Our research presents a cost-effective navigation system for electric wheelchairs that utilizes the tongue as a human–machine interface (HMI) for disabled individuals. The user controls the movement of the wheelchair by wearing a small neodymium ma
Externí odkaz:
https://doaj.org/article/aa831c7406874b5f8770f00078c03a1f
Publikováno v:
Sensors, Vol 23, Iss 1, p 212 (2022)
This paper proposes a novel method for the calibration of a stereo camera system used to reconstruct 3D scenes. An error in the pitch angle of the cameras causes the reconstructed scene to exhibit some distortion with respect to the real scene. To do
Externí odkaz:
https://doaj.org/article/c2f978ba4b074de08cfaeb0d2f67c337
Publikováno v:
Sensors, Vol 22, Iss 1, p 79 (2021)
U-V disparity is a technique that is commonly used to detect obstacles in 3D scenes, modeling them as a set of vertical planes. In this paper, the authors describe the general lines of a method based on this technique for fully reconstructing 3D scen
Externí odkaz:
https://doaj.org/article/d29309b938084fd3845e412dcb036b01
Publikováno v:
Sensors, Vol 20, Iss 8, p 2287 (2020)
This paper describes a localization module for an autonomous wheelchair. This module includes a combination of various sensors such as odometers, laser scanners, IMU and Doppler speed sensors. Every sensor used in the module features variable covaria
Externí odkaz:
https://doaj.org/article/34b9ef9443af403680a337192498071f
Publikováno v:
Sensors, Vol 12, Iss 1, Pp 278-296 (2011)
One of the greatest difficulties in stereo vision is the appearance of ambiguities when matching similar points from different images. In this article we analyze the effectiveness of using a fusion of multiple baselines and a range finder from a theo
Externí odkaz:
https://doaj.org/article/8f0e7cc2446a40f793c9e0dcdfecc6cd
Publikováno v:
Sensors, Vol 18, Iss 1, p 200 (2018)
In this paper, a study of the odometric system for the autonomous cart Verdino, which is an electric vehicle based on a golf cart, is presented. A mathematical model of the odometric system is derived from cart movement equations, and is used to comp
Externí odkaz:
https://doaj.org/article/290a14f607234a8c8c984c27a09e4044
Publikováno v:
Sensors, Vol 9, Iss 12, Pp 10190-10200 (2009)
A simple, economic and successful design for distance and cable length detection is presented. The measurement system is based on the continuous repetition of a pulse that endlessly travels along the distance to be detected. There is a pulse repeater
Externí odkaz:
https://doaj.org/article/10b7069b4d7f4851913db377a8068f9d