Oliver Higbee
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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 ...
約2年 前
解決済み
Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...
約2年 前
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Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...
約2年 前
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Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...
約2年 前
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Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...
約2年 前
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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...
約2年 前
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Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...
約2年 前
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Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...
約2年 前
解決済み
Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...
約2年 前
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Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...
約2年 前
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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,....
約2年 前
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Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...
約2年 前
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Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...
約2年 前
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Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...
約2年 前
解決済み
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
約2年 前
質問
Using structures in functions within for loop
I've been cleaning up the workspace and editor a little by placing variables within structures. But I'm struggling with accessin...
2年以上 前 | 1 件の回答 | 0
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回答質問
How to breakdown a timetable into intervals to performance calculations
Hi there, I have a year of data in a timetable, each row of the timetable is a second of data and the output of 48 temperature ...
2年以上 前 | 1 件の回答 | 0
1
回答質問
How to load multiple .mat files containing timetables into the workspace and concatenate them vertically
Hi there, I'm trying to load ~100 .mat files into the workspace and combine them into a single timetable. Each file contains a...
2年以上 前 | 2 件の回答 | 0
2
回答質問
Retime mean data not aligning
Hi there, I'm using retime on a data set with a one second interval, to obtain averages for days and months (and many other int...
2年以上 前 | 0 件の回答 | 0
0
回答質問
Best guess/optimization solution needed
Hi there, I have a series of equations which derive the maximium current of a wire, many of these terms have temperature depend...
3年弱 前 | 1 件の回答 | 0
1
回答質問
Datetime 'convertfrom' forcing dates to be Jan2019
Hi there, I'm trying to convert my data's date format from MM/dd/yyyy to dd/MM/yyyy. I'm using; load conductortemps17sept1...
4年以上 前 | 1 件の回答 | 0
1
回答質問
Adding start date to timestamps
I'm importing data from a .csv file containing temperatures logged every 30 seconds for 4 days. There is a column containg times...
約5年 前 | 1 件の回答 | 0