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Replace NaNs with the number that appears to its left in the row.

Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

oltre 7 anni fa

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Lightning strike distance: Writing a function

Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

oltre 7 anni fa

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Pangrams!

A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

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Binary numbers

Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

oltre 7 anni fa

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Once I have located the peaks of a spectrum, how do I determine the uncertainty of their postion?

I think you can only determine uncertainty of something if you have multiple measurements of it (the more the better). If you on...

Once I have located the peaks of a spectrum, how do I determine the uncertainty of their postion?

I think you can only determine uncertainty of something if you have multiple measurements of it (the more the better). If you on...

oltre 7 anni fa | 0

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Riccati solution using obsvf and dare

Are you sure you are trying to solve the right equation? Because DARE gives a solution for a LQR (linear quadratic regulator) de...

Riccati solution using obsvf and dare

Are you sure you are trying to solve the right equation? Because DARE gives a solution for a LQR (linear quadratic regulator) de...

oltre 7 anni fa | 0

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Control strategies for low frequency disturbance rejection

Depending on whether you are dealing with input or output disturbance, then you either want to minimize the process sensitivity ...

Control strategies for low frequency disturbance rejection

Depending on whether you are dealing with input or output disturbance, then you either want to minimize the process sensitivity ...

oltre 7 anni fa | 0

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Roll the Dice!

*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

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Find the longest sequence of 1's in a binary sequence.

Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

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3d plot using matlab

As mentioned by Walter Roberson, you could use the function waterfall, however after testing a bit myself I found that it is a l...

3d plot using matlab

As mentioned by Walter Roberson, you could use the function waterfall, however after testing a bit myself I found that it is a l...

oltre 7 anni fa | 0

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Swap the input arguments

Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

oltre 7 anni fa

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radius of a spherical planet

you just measured its surface area, that is the input.

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Too mean-spirited

Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

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Pascal's Triangle

Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

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Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

oltre 7 anni fa

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Pizza value using expression with parentheses

Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

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Nearest Numbers

Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

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Create a row array using double colon operator

Create a row array from 9 to 1, using the double colon operator.

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Distance walked 1D

Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

oltre 7 anni fa

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Return the largest number that is adjacent to a zero

This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

oltre 7 anni fa

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Bullseye Matrix

Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

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Target sorting

Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

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Fahrenheit to Celsius using multiple statements

Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

oltre 7 anni fa

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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...

oltre 7 anni fa

Risposto

How do i use LQR control in state space form?

Both 'W' and 'U' are inputs to your system, however I assume that you will not be able to influence 'U', so it can be considered...

How do i use LQR control in state space form?

Both 'W' and 'U' are inputs to your system, however I assume that you will not be able to influence 'U', so it can be considered...

oltre 7 anni fa | 0

Risposto

ODE suite for solving switched systems

One way of doing this is by adding the two solution, but multiply the one that is inactive by zero, dX = ((sw(k) == 0 && X(...

ODE suite for solving switched systems

One way of doing this is by adding the two solution, but multiply the one that is inactive by zero, dX = ((sw(k) == 0 && X(...

oltre 7 anni fa | 0

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How to sum up different values of a matrix?

You can reshape the matrix such that it MATLAB only calculates the cumsum of the appropriate values: B = cumsum(reshape(A, ...

How to sum up different values of a matrix?

You can reshape the matrix such that it MATLAB only calculates the cumsum of the appropriate values: B = cumsum(reshape(A, ...

oltre 7 anni fa | 0

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Which values occur exactly three times?

Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

oltre 7 anni fa

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The Goldbach Conjecture

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

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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...

oltre 7 anni fa