# Yuval Levental

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**Content Feed**

How can I synthesize the Stereo Image Rectification simulink model for Intel Arria?

Answering my own question: I recently learned that the Bit Concat block can concatenate two pixel streams into one pixel stream,...

1 year ago | 0

Question

Would it be possible to have access to the "Disparity Estimation for Stereo Vision" Simulink model?

I am working on stereo vision, but the SGBM model (https://www.mathworks.com/help//visionhdl/ug/stereoscopic-disparity.html) is ...

1 year ago | 0 answers | 0

### 0

answersQuestion

For Zynq hardware, could I use the AXI4-Stream Video Interface with a source resolution lower than 1080p?

This refers to the following documentation page: Getting Started with AXI4-Stream Video Interface in Zynq Workflow It says that...

1 year ago | 1 answer | 0

### 1

answerQuestion

How can I synthesize the Stereo Image Rectification simulink model for Intel Arria?

This is the simulink model: https://www.mathworks.com/help/visionhdl/ug/stereoscopic-rectification.html It says at the bottom t...

1 year ago | 2 answers | 0

### 2

answersQuestion

Is the rectifyStereoImages function or the "Stereo Image Rectification" simulink model more accurate?

Code: https://www.mathworks.com/help/vision/ref/rectifystereoimages.html Simulink model: https://www.mathworks.com/help/visio...

1 year ago | 1 answer | 0

### 1

answerIs there a Matlab version of the OpenCV function initUndistortRectifyMap()?

Answering my own question. There isn't such a function, but finding the (x, y) bounds and Homography matrices from ComputeRecti...

1 year ago | 0

| accepted

Question

Is there a Matlab version of the OpenCV function initUndistortRectifyMap()?

https://docs.opencv.org/3.4/da/d54/group__imgproc__transform.html#ga7dfb72c9cf9780a347fbe3d1c47e5d5a I need the undistortion an...

1 year ago | 2 answers | 0

### 2

answersQuestion

How can I convert Stereo Image Rectification into a Simulink Model?

I would also like to include FPGA block ram BRAM. https://www.mathworks.com/help/vision/ref/rectifystereoimages.html I would l...

1 year ago | 1 answer | 0

### 1

answerSolved

Calculate Inner Product

Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

2 years ago

Solved

Crop an Image

A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

2 years ago

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Bit Reversal

Given an unsigned integer _x_, convert it to binary with _n_ bits, reverse the order of the bits, and convert it back to an inte...

2 years ago

Solved

Converting binary to decimals

Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

2 years ago

Solved

Convert given decimal number to binary number.

Convert given decimal number to binary number. Example x=10, then answer must be 1010.

2 years ago

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Remove element(s) from cell array

You can easily remove an element (or a column in any dimension) from a normal matrix, but assigning that value (or range) empty....

2 years ago

Solved

Split a string into chunks of specified length

Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

2 years ago

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Area of an equilateral triangle

Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

2 years ago

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Side of an equilateral triangle

If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

2 years ago

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Side of a rhombus

If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

2 years ago

Solved

Area of an Isoceles Triangle

An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

2 years ago

Solved

Is this triangle right-angled?

Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

2 years ago

Solved

Find a Pythagorean triple

Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

2 years ago

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Triangle sequence

A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

2 years ago

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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 ...

2 years ago

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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 ...

2 years ago

Solved

Get the length of a given vector

Given a vector x, the output y should equal the length of x.

2 years ago

Solved

Verify Law of Large Numbers

If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

2 years ago

Solved

Longest run of consecutive numbers

Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

2 years ago

Solved

Distance walked 2D

Suppose you go from x-y coordinates [3,4] to [0,0] to [0,1] to [1,1], then you walked 7 units of distance.

2 years ago

Solved

Remove the vowels

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

2 years ago

Solved

Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

2 years ago