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# Ravindra

### Hochschule für Technik Stuttgart

Last seen: meer dan een jaar ago Active since 2014

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Question

Equation expansion using Symbolic Toolbox
Hello all, I would like to evaluate the quaternion expression using Symbolic Toolbox. I used the following convention. I u...

bijna 2 jaar ago | 1 answer | 0

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Question

IMU Sensor (Acceleration & Gyroscope Values) in NED vs ENU Frames
in Matlab R2020b Sensor Fusion Tracking Toolbox. Considering "Creating an Arc Trajectory" example. NED trajectory and ENU trajec...

bijna 2 jaar ago | 1 answer | 0

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Question

Accelerometer bias and Gyroscope bias convergence
The EKF implementation sythetic Data example for Visual-Inertial Odometry https://de.mathworks.com/help/fusion/ug/visual-inertia...

ongeveer 2 jaar ago | 1 answer | 0

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Question

waypointTrajectory orientation is not matching
Two trajectories were generated considering the monocular visual-inertial example https://de.mathworks.com/help/fusion/ug/visua...

ongeveer 2 jaar ago | 1 answer | 0

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Question

visual-inertial odometry
Considering the sythetic data example https://de.mathworks.com/help/fusion/ug/visual-inertial-odometry-using-synthetic-data.html...

ongeveer 2 jaar ago | 1 answer | 0

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Question

scaling and change the ylim for subplot
I plotted a figure with two y-axis with different y limit But I would like to limit the yyaxis of the right axis so that rig...

meer dan 2 jaar ago | 1 answer | 0

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Question

Jacobi Plane rotation for a matrix A
How to perform the Jacobi Rotation (Jacobi Method) for given matrix There exists a rotation (c = cos(theta) and s = sin(theta...

meer dan 2 jaar ago | 1 answer | 0

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Question

Counting occurrence of keys and values for Containers.Map in another Containers.Map
How it is possible to count occurrence of keys and values of Containers.Map A in B? A = containers.Map({1026,1033,1038,1042},.....

meer dan 2 jaar ago | 1 answer | 0

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Question

Saving all Superclass properties inside one subclass property
Feature class created with proerties featid & to_delete classdef Feature < handle properties (Access = public) ...

meer dan 2 jaar ago | 1 answer | 0

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Question

lower and upper index in sorted vector
I have a vector with timestamps as following 1521753105.031429052352905 1521753105.081429004669189 1521753105.13...

meer dan 2 jaar ago | 1 answer | 0

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Question

"insfilter" inbuilt function error in Matlab 2018b
I am woking with Matlab 2018b. Installed with Sensor fusion and Tracking Toolbox and Automated Driving Toolbox. Considering th...

meer dan 3 jaar ago | 2 answers | 0

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Question

NumberOfFrames using VideoReader function matlab 2016a
Hi all, The object created using VideoReader function in matlab does not show the NumberOfFrames. Referring to https://de.mat...

ongeveer 4 jaar ago | 0 answers | 0

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Question

UTM to NED conversion
I am having GPS and SFM (Structure for motion) trajectory in UTM coordinates. I wanted to convert the both trajectory to NED (No...

ongeveer 4 jaar ago | 1 answer | 0

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ROS Gazebo vision.BlobAnalysis Error
Thank you very much Sebastian!! Works perfectly.

ongeveer 4 jaar ago | 0

Question

ROS Gazebo vision.BlobAnalysis Error
Hi all, I am facing the problem with the vision.BlobAnalysis class for ROS beginner tutorial. <https://www.mathworks.com...

ongeveer 4 jaar ago | 2 answers | 0

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Extracting Data from file with varying columns
I modified the line because of header in first row data = textscan(f, '%f%f%f%f%f%f%f%f%f%f%f%f%f%f%f','headerLines', 1); ...

meer dan 4 jaar ago | 0

Question

Extracting Data from file with varying columns
Hi all, Our system is capturing data continuously. Where first 14 columns are always stored in *.txt and *.log file. The 15th ...

meer dan 4 jaar ago | 2 answers | 0