Results 21 to 30 of about 14,851,632 (154)

PL-GM:RGB-D SLAM With a Novel 2D and 3D Geometric Constraint Model of Point and Line Features

open access: yesIEEE Access, 2021
In the study of RGB-D SLAM (Simultaneous Localization and Mapping), two types of primary visual features, point and line features, have been widely utilized to calculate the camera pose.
Chenyang Zhang
doaj   +1 more source

Survey and Evaluation of RGB-D SLAM

open access: yesIEEE Access, 2021
The traditional visual SLAM systems take the monocular or stereo camera as input sensor, with complex map initialization and map point triangulation steps needed for 3D map reconstruction, which are easy to fail, computationally complex and can cause ...
Shishun Zhang, Longyu Zheng, Wenbing Tao
doaj   +1 more source

TIMA SLAM: Tracking Independently and Mapping Altogether for an Uncalibrated Multi-Camera System

open access: yesSensors, 2021
We present a novel simultaneous localization and mapping (SLAM) system that extends the state-of-the-art ORB-SLAM2 for multi-camera usage without precalibration.
Omer Faruk Ince, Jun-Sik Kim
doaj   +1 more source

Fusion in dissimilarity space for RGB-D person re-identification

open access: yesArray, 2021
Person re-identification (Re-id) is the task of recognizing people across different non-overlapping sensors of a camera network. Despite the recent advances with deep learning (DL) models for multi-modal fusion, state-of-the-art Re-id approaches fail to ...
Md Kamal Uddin   +4 more
doaj   +1 more source

Pedestrian localization using RGB-D camera.

open access: yes, 2021
Left: Two pedestrians detected in the RGB image of the robot’s RGB-D camera with the bounding box centroids marked in pink and green. Right: The same bounding boxes superimposed over the depth image from the RGB-D camera.
Moumita Paul (11777681)   +4 more
core   +1 more source

Indoor Scene Point Cloud Registration Algorithm Based on RGB-D Camera Calibration. [PDF]

open access: yesSensors (Basel), 2017
With the increasing popularity of RGB-depth (RGB-D) sensor, research on the use of RGB-D sensors to reconstruct three-dimensional (3D) indoor scenes has gained more and more attention.
Tsai CY, Huang CH.
europepmc   +2 more sources

Experimental demonstration of RGB LED-based optical camera communications [PDF]

open access: yes, 2015
Red, green, and blue (RGB) light-emitting diodes (LEDs) are widely used in everyday illumination, particularly where color-changing lighting is required.
Ghassemlooy, Zabih   +7 more
core   +1 more source

Enhanced RGB-D Mapping Method for Detailed 3D Indoor and Outdoor Modeling

open access: yesSensors, 2016
RGB-D sensors (sensors with RGB camera and Depth camera) are novel sensing systems that capture RGB images along with pixel-wise depth information. Although they are widely used in various applications, RGB-D sensors have significant drawbacks including ...
Shengjun Tang   +6 more
doaj   +1 more source

A FREQUENCY-DRIFT COMPENSATED CLOSED-FORM SOLUTION FOR STEREO RGB-D MAPPING [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
In this work, we present a frequency-drift compensated (Fd-C) closed-form solution for stereo RGB-D SLAM. The intrinsic parameters for each sensor are first obtained with a standard camera calibration process and the extrinsic orientation parameters ...
S. J. Tang   +7 more
doaj   +1 more source

Reduced Calibration Strategy Using a Basketball for RGB-D Cameras

open access: yesMathematics, 2022
RGB-D cameras produce depth and color information commonly used in the 3D reconstruction and vision computer areas. Different cameras with the same model usually produce images with different calibration errors. The color and depth layer usually requires
Luis-Rogelio Roman-Rivera   +5 more
doaj   +1 more source

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