John
Toronto Metropolitan University
Followers: 0 Following: 0
Programming Languages:
C++, C, MATLAB
C++, C, MATLAB
Feeds
已解决
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 months 前
已解决
Rescale Scores
Each column (except last) of matrix X contains students' scores in a course assignment or a test. The last column has a weighted...
2 months 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 which cont...
2 months 前
已解决
Find MPG of Lightest Cars
The file cars.mat contains a table named cars with variables Model, MPG, Horsepower, Weight, and Acceleration for several classi...
2 months 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 rating at which yo...
2 months 前
已解决
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 months 前
已解决
Calculate BMI
Given a matrix hw (height and weight) with two columns, calculate BMI using these formulas: 1 kilogram = 2.2 pounds 1 inch = 2...
2 months 前
已解决
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...
2 months 前
已解决
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 are scalars and t is a vector. ...
2 months 前
已解决
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 ...
2 months 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,....
2 months 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...
2 months 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 Celsi...
2 months 前
已解决
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 you n...
2 months 前
提问
Inheritance, abstract and constant properties.
I am trying to write some classes that encapsulate concept definitions, but I'd also like to be able to define an alternate set ...
3 months 前 | 4 个回答 | 1
4
个回答提问
Managing custom classes, mat-files, and namespaces
Say I have a (simple) custom class, defined with a classdef. Let's say it's defined in my_class.m I then generate a bunch of ob...
1 year 前 | 2 个回答 | 0
2
个回答提问
Argument validation for class methods
Is there a best practice for validating (or not validating) the 'self' arguments in class method definitions? Consider: clas...
1 year 前 | 1 个回答 | 0
1
个回答提问
Using bagOfFeatures with RosBag data (storage efficiency)?
We're working on an application to do feature recognition and SLAM using the bagOfFeatures objects. I was wondering whether ther...
1 year 前 | 1 个回答 | 0
1
个回答提问
Debugging mex-files. Visual Studio breakpoints not working.
For the longest time, I have been able to debug mex-functions using Visual Studio. In the past it often required a little dance ...
2 years 前 | 1 个回答 | 0
1
个回答提问
pcshow permanently changes figure window?
This is a minor issue but I'm not sure it's intended behaviour. When using pcshow to display a pointcloud, the figure window swi...
3 years 前 | 2 个回答 | 0
2
个回答提问
Serial vs. Serialport questions
I had a few questions about differences between the legacy serial objects and the newer serialport implementation. Any help woul...
4 years 前 | 0 个回答 | 4
0
个回答提问
Inconsistent behaviour in fprintf output (scripts and LiveScripts)?
The output from fprintf seems to be inconsistent when called from within a livescript. The interpreter seems to be adding extra ...
4 years 前 | 2 个回答 | 0
2
个回答提问
Unit testing with externally configurable parameters.
I am exploring Matlab's unit testing framework and I'd like to use it with a project that involves communicating with an externa...
4 years 前 | 1 个回答 | 1
1
个回答已解决
Find the biggest empty box
You are given a matrix that contains only ones and zeros. Think of the ones as columns in an otherwise empty floor plan. You wan...
5 years 前
已解决
The End of the World
given a date -- represent it in the Maya long count system. <https://en.wikipedia.org/wiki/Maya_calendar> <https://maya.nm...
5 years 前
已解决
Lost days
Given two dates in a particular format, calculate the difference between them.
5 years 前
已解决
Leap Year
According to Gregorian Calender(which is in use now, in many countries),decide whether a given year is a leap year or not. Give...
5 years 前
已解决
Friday or not
I love Friday. Please tell me whether the day is Friday. Dateformat is 'yyyy-mm-dd' or 'dd-mmm-yyyy' or 'mm/dd/yyyy'. Exa...
5 years 前
