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# Valeria Leto

##### Last seen: 6 days ago
14 total contributions since 2020

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Question

How can I plot intensity values given pixel positions?
Hi! I have a matrix with intensity values that are the pixels of an image 318x1000. I have to locate these pixels in fixed pos...

18 days ago | 0 answers | 0

### 0

Question

How to add .stl file to a robot?
Hi! I would like to add an .stl file to a robot link created with the robotic toolbox. I checked the Visuals field of the body a...

1 month ago | 0 answers | 0

### 0

Question

difference between Geolocated Data grids and Regular data grids
Hi! what's the difference between Geolocated Data grids and Regular data grids? I have to create an image with intensities that ...

2 months ago | 0 answers | 0

### 0

Question

How to set the center of mass of a prismatic joint?
Hi! How can I set the Center of mass of a link with a prismatic joint? Is my code correct? %SCARA a1=0.2; a2=0.25; d3=0.2; ...

2 months ago | 1 answer | 0

### 1

Question

How to compute Coriolis matrix?
Hi! I am using the Robotic system toolbox and I need to compute the coriolis matrix C(q,dq). There is only a block that computes...

3 months ago | 0 answers | 1

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Question

starting condition of feedback scheme in simulink
Hi! How can I set a starting condition as input of my system? The input at t=0 is a constant error vector, but I don't know how...

3 months ago | 0 answers | 0

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Question

how to fix ode45 parameters?
Error using derivative Expected state to be finite. Error in jointSpaceMotionModel/derivative (line 251) valida...

3 months ago | 0 answers | 0

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Question

how to sum vector with simulink sum block
Hi! I would like to sum the fisrt element of a vector with the first one of another one and so on with the simulik sum block. Ho...

4 months ago | 1 answer | 0

### 1

Question

from urdf to simscape model
Hi! Can I import a .urdf file into a simscape model? How?

4 months ago | 1 answer | 0

### 1

Question

where can I find urdf models?
Hi! Where can I find urdf files to import on MATLAB? Otherwise if I downloaded a kuka CAD .stp, how can I transform it into .urd...

4 months ago | 1 answer | 0

### 1

Question

expression that changes if a condition is true
Hi! I know it's a silly question but I don't remember how to write an expression like that theta=psi+pi*(condition:x<0) and I ...

1 year ago | 1 answer | 0

### 1

Question

Can't save a video with VideoWrite: Error [Frame must be 550 by 420]
% video traiettoria v = VideoWriter('traiettoria'); open(v);% figure scatter(0,0,200,'r','filled','s'); hold on; grid o...

1 year ago | 1 answer | 0

### 1

Question

Extented kalman filter implementation
Hi! I would like to implement the EKF of this system in matlab the state variable are north and east coordinates, module of v...

1 year ago | 0 answers | 0