Questions tagged [uncertainty]
The uncertainty tag has no usage guidance.
6
questions
1
vote
1answer
23 views
How to use knowledge of sensor noise
Reasoning about the meaning of uncertainty of sensor measurement I ran into a doubt:
(1) When we talk about sensor uncertainty, we often model it as a Gaussian distribution $\mathcal{N}(\boldsymbol{z},...
1
vote
1answer
36 views
State propagation from uncertain control input
Consider a nonlinear system $x(k+1)=f(x(k),u(k))$, where $x(k)\in\mathbb{R}^{n}$ is the state, $u(k)\in\mathbb{R}^m$ is the control input. Here $u(k)$ is normally distributed RV with mean $\mu_u(k)$ ...
1
vote
1answer
44 views
Uncertainty in grid based fastslam
Given I am building a grid map, and poses are represented using particles, how can I calculate the uncertainty of a pose In a grid based fastslam 2.0?
1
vote
4answers
160 views
Is Fuzzy logic applicable for robotics research
I found some papers that use fuzzy logic to solve robotics algorithmic problems. But I have recently been told by a few roboticists that fuzzy logic should not be used in robotics because it has ...
0
votes
1answer
42 views
Real world dynamic problem suggestion for PID [closed]
I need you guys to suggest me a problem that requires to change PID coefficients in different times. Lets say every 1 minutes the environment should change and readjust the PID’s parameters. Note that ...
1
vote
0answers
99 views
How to calculate a covariance of trajectory?
I have a drifted LiDAR odometry $^w \textbf{T}_{1:k}\in SE(3)$ and a drift corrected LiDAR odometry $^w \textbf{T}'_{1:k}\in SE(3)$ by a loop closure where w represents the reference world frame.
...
