Results 61 to 70 of about 474 (137)

Vision‐Assisted Avocado Harvesting with Aerial Bimanual Manipulation

Advanced Robotics Research, Volume 2, Issue 1, February 2026.
This work outlines the design and implementation of a bimanual aerial robot that employs visual perception and learning to detect, reach, and harvest avocados. A new gripper and fixer arm assembly is used to harvest avocados, while visual perception enables the detection of avocados and estimation of their position and orientation for determining ...
Zhichao Liu, Jingzong Zhou, Caio Mucchiani, Konstantinos Karydis   +3 more
wiley   +1 more source

K-Means-Based DNN Algorithm for a High Accuracy VLP System

Photonics
In this paper, a positioning algorithm based on the combination of K-means clustering and deep neural networks (DNNs) is first presented for multiple light emitting diodes (LEDs) integrated with visible light positioning (VLP) systems.
Jianli Jin, Shouwei Wang, Lu Yang, Huimin Lu, Jianping Wang, Danyang Chen, Lifang Feng, Hongyao Chen, Hongyu Zhang   +8 more
doaj   +1 more source

The Stability Optimization of Indoor Visible 3D Positioning Algorithms Based on Single-Light Imaging Using Attention Mechanism Convolutional Neural Networks

Photonics
In recent years, visible light positioning (VLP) techniques have been gaining popularity in research. Among them, the scheme of using a camera as a receiver provides a low-cost, high-precision positioning capability and easy integration with existing ...
Wenjie Ji, Lianxin Hu, Xun Zhang, Jiongnan Lou, Hongda Chen, Zefeng Wang   +5 more
doaj   +1 more source

Falcon: Fused Application of Light Based Positioning Coupled With Onboard Network Localization

IEEE Access, 2018
Indoor localization based on visible light and visible light communication has become a viable alternative to radio frequency wireless-based techniques.
Daniel Konings, Baden Parr, Fakhrul Alam, Edmund M.-K. Lai   +3 more
doaj   +1 more source

Indoor Visible Light Positioning: Overcoming the Practical Limitations of the Quadrant Angular Diversity Aperture Receiver (QADA) by Using the Two-Stage QADA-Plus Receiver

Sensors, 2019
Visible light positioning (VLP), using LED luminaires as beacons, is a promising solution to the growing demand for accurate indoor positioning. In this paper, we introduce a two-stage receiver that has been specifically designed for VLP.
Stefanie Cincotta, Cuiwei He, Adrian Neild, Jean Armstrong   +3 more
doaj   +1 more source

Experimental Demonstration of 3D Visible Light Positioning Using Received Signal Strength With Low-Complexity Trilateration Assisted by Deep Learning Technique

IEEE Access, 2019
In this paper, a 3D indoor visible light positioning (VLP) system with fast computation time using received signal strength (RSS) is proposed and experimentally demonstrated.
Pengfei Du, Sheng Zhang, Chen Chen, Helin Yang, Wen-De Zhong, Ran Zhang, Arokiaswami Alphones, Yanbing Yang   +7 more
doaj   +1 more source

Sequential Deep Learning with Feature Compression and Optimal State Estimation for Indoor Visible Light Positioning

Photonics
Visible Light Positioning (VLP) is widely regarded as a promising technology for high-precision indoor localization due to its immunity to radio-frequency interference and compatibility with existing Light-Emitting Diode (LED) lighting infrastructure ...
Negasa Berhanu Fite, Getachew Mamo Wegari, Heidi Steendam   +2 more
doaj   +1 more source

Implementation of visible light positioning (VLP) on embedded FPGA board

, 2019
In this dissertation, a visible light positioning (VLP) approach based on adapted phase difference of arrival (PDOA) algorithm is implemented on an embedded Field- Programmable Gate Array (FPGA) board. With the support of Xilinx ISE® design suite and python integrated development environment, I have developed an FPGA program and a GUI application on ...
openaire   +1 more source

An Adaptive DCO-OFDM Scheme With Joint LED Selection and Waveform Design for Integrated Visible Light Positioning and Communication

IEEE Photonics Journal
Integrated visible light positioning and communication (VLPC) has been proposed to achieve both a high communication rate and accurate positioning. However, to integrate the visible light positioning (VLP) function, existing VLPC works typically suffer ...
Yao Nie, Chensitian Zhang, Xianglin Fan, Huan Wu, Fugui He, Yang Yang   +5 more
doaj   +1 more source

ALS+PDR: Indoor Pedestrian Dead Reckoning Using a Smartphone Ambient Light Sensor

IEEE Journal of Indoor and Seamless Positioning and Navigation
This article proposes an indoor position-estimation method that integrates visible light positioning (VLP) with pedestrian dead reckoning (PDR), using a smartphone's built-in ambient light sensor (ALS) offering lower power consumption than a camera and ...
Sosuke Otsuka, Yusei Onishi, Mananari Nakamura, Hiromichi Hashizume, Masanori Sugimoto   +4 more
doaj   +1 more source