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James McBrearty


Last seen: 1 dag ago |  Active since 2019

Followers: 0   Following: 0

Programming Languages:
Python, MATLAB, SQL
Spoken Languages:
English

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Solved


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 ...

3 dagen ago

Solved


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

3 dagen ago

Solved


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

3 dagen ago

Solved


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

7 dagen ago

Solved


Create a vector
Create a vector from 0 to n by intervals of 2.

7 dagen ago

Solved


Inner product of two vectors
Find the inner product of two vectors.

7 dagen ago

Solved


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 ...

7 dagen ago

Solved


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

7 dagen ago

Solved


Find max
Find the maximum value of a given vector or matrix.

7 dagen ago

Solved


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

7 dagen 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 ...

8 dagen ago

Solved


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...

8 dagen ago

Solved


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

8 dagen 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...

8 dagen ago

Solved


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...

8 dagen ago

Solved


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| ...

8 dagen ago

Solved


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 ...

8 dagen ago

Solved


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...

9 dagen ago

Solved


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...

9 dagen ago

Solved


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...

9 dagen 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,....

9 dagen ago

Solved


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...

9 dagen ago

Solved


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...

9 dagen ago

Solved


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...

9 dagen ago

Solved


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

8 maanden ago

Solved


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

8 maanden ago

Question


How to extract sequences from a table?
Hi All, I am adapting the example by Mathworks, Sequence Classification using Deep Learning,, to work with my own problem. I ...

8 maanden ago | 2 answers | 0

2

answers

Answered
Can't connect to database when the servername has a backslash in it
So after a bit of work, I managed to get connect to this database: jdbcDriver = 'com.microsoft.sqlserver.jdbc.SQLServerDriver'...

10 maanden ago | 0

| accepted

Question


Can't connect to database when the servername has a backslash in it
I am using JDBC to connect to various databases, and as whole everything is working incredibly smooth - However, there is anothe...

10 maanden ago | 2 answers | 0

2

answers

Question


Is it possible to apply upper and lower bounds to predictions in an LSTM?
My predictions, which have been running very well as late, have hit an issue, where they are forecasting well below what should ...

ongeveer een jaar ago | 1 answer | 0

1

answer

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