Peter Corke
Last seen: Today
Queensland University of Technology
71 total contributions since 2013Professional Interests: robotics, computer vision
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Publish your first submission
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Awarded to Peter Corke on 02 Mar 2019
Create 10 problems
Awarded to Peter Corke on 21 Jan 2019
Create a problem
Awarded to Peter Corke on 06 Jan 2019
Comment on a problem or solution
Awarded to Peter Corke on 07 Jun 2018
Contribute at least one answer each month for 3 consecutive months
Awarded to Peter Corke on 20 Jul 2017
Answer 1 question that was unanswered for more than 30 days
Awarded to Peter Corke on 20 Jul 2017
1 of your answers has been accepted
Awarded to Peter Corke on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Peter Corke on 20 Jul 2017
Solve a problem for the first time
Awarded to Peter Corke on 29 Apr 2013
Question
How to edit ThingSpeak data gathering script
Long ago I created a ThingSpeak channel to scrape data from a website. I used the template, filled in a bunch of parameters and...
8 Monate ago | 1 answer | 0
1
answerQuestion
Toolbox export using 19a style project files
I'm very confused about these new project files. I have a .prj file that I've used for ages to package my code into a .mltbx fi...
10 Monate ago | 1 answer | 1
1
answerSolved
How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...
mehr als ein Jahr ago
Problem
Invert a 3D rotation matrix
Given a 3D rotation matrix, belonging to the matrix group SO(3), compute its inverse without using the functions |inv()| or |pin...
mehr als ein Jahr ago | 0
Problem
Invert a 3D rigid-body transformation
Given an SE(3) matrix representing a rigid-body motion, compute its inverse without using |inv()| or |pinv()| .
mehr als ein Jahr ago | 0
Problem
Create a 3D rotation matrix
Consider an arbitrary coordinate frame {A}. Consider another coordinate frame {B} which has the same origin as {A} but is rotat...
mehr als ein Jahr ago | 0
Problem
Create a 3D rotation matrix from roll-pitch-yaw angles
Consider an aerospace application where the world reference coordinate frame {W} and a body-fixed coordinate frame {B}. The ori...
mehr als ein Jahr ago | 0
Problem
Orientation of a 3D coordinate frame
The orientation of a body-fixed frame {B} with respect to the world frame {W} is described by an SO(3) rotation matrix. Compute...
mehr als ein Jahr ago | 0
Problem
Determine roll pitch yaw angles from a 3D rotation matrix
Consider an aerospace application where the world reference coordinate frame {W} and a body-fixed coordinate frame {B}. The ori...
mehr als ein Jahr ago | 0
Solved
Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.
mehr als ein Jahr ago
Solved
Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...
mehr als ein Jahr ago
Solved
Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...
mehr als ein Jahr ago
Solved
Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.
mehr als ein Jahr ago
Solved
Get the length of a given vector
Given a vector x, the output y should equal the length of x.
mehr als ein Jahr ago
Submitted
Spatial Math Toolbox
Spatial math primitives for MATLAB
mehr als ein Jahr ago | 69 downloads |
Problem
Homogeneous lines and points in 2D: problem 1
In high school we learn the line equation y = mx + c where m is the gradient and c is the intercept. However this form is prob...
mehr als ein Jahr ago | 0
Problem
Pose from bearing angles in 2D
A robot moving on the plane has a sensor that measures the bearing angle to two mapped landmarks, that is, the world frame coord...
mehr als ein Jahr ago | 1
Problem
Composing relative poses in 2D: problem 1
We consider a world reference frame denoted by {0} which has its x-axis pointing east and its y-axis pointing north. There i...
mehr als ein Jahr ago | 0
Problem
Composing relative poses in 2D: problem 1
We consider a world reference frame denoted by {0} which has its x-axis pointing east and its y-axis pointing north. There i...
mehr als ein Jahr ago | 0
Problem
Twists in 2D
So far we have represented the pose of an object in the plane using a homogeneous transformation, a 3x3 matrix belonging to the ...
mehr als ein Jahr ago | 0
Problem
Pose interpolation in 2D
Consider two poses represented by homogeneous transformation matrices: |T1| and |T2|. Write an algorithm to interpolate between...
mehr als ein Jahr ago | 0
Problem
Relative points in 2D: problem 3
The 2D pose of a robot, with respect to a world coordinate frame {O}, is described by a 3x3 homogenous transform matrix T. A la...
mehr als ein Jahr ago | 1
Problem
Relative points in 2D: problem 1
The 2D pose of a robot, with respect to a world coordinate frame {O}, is described by a 3x3 homogenous transform matrix T. A la...
mehr als ein Jahr ago | 0
Problem
Relative points in 2D: problem 2
The 2D pose of a robot, with respect to a world coordinate frame {O}, is described by a 3x3 homogenous transform matrix T. A la...
mehr als ein Jahr ago | 0
Problem
Relative pose in 2D: problem 1
We consider a world reference frame denoted by {0} which has its x-axis pointing east and its y-axis pointing north. There is a...
mehr als ein Jahr ago | 2
Problem
Relative pose in 2D: problem 2
We consider a world reference frame denoted by {0} which has its x-axis pointing east and its y-axis pointing north. There is a...
mehr als ein Jahr ago | 0
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