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Sam Lee


Active since 2016

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Detecting nuclei from a microscopic image
I have these microscopic images from which I need to detect the nuclei. I sharpened the image using "localcontrast()" and the nu...

bijna 7 jaar ago | 0 answers | 0

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answers

Question


Noise reduction for microscopic images
I have these microscopic images that need to be analyzed based on the size, shape and color of the nuclei in the cells. I tried ...

bijna 7 jaar ago | 0 answers | 0

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answers

Question


Using table in MATLAB 2012
I have five different vectors of the same size, but different data types. I want to put them in the form of a table. I tried usi...

bijna 9 jaar ago | 1 answer | 0

1

answer

Question


Pushbutton values are always equal to 1
I've created a MATLAB GUI that contains three push buttons. I am trying to pass the value of each push button to another functio...

bijna 9 jaar ago | 2 answers | 0

2

answers

Question


Showing a GUI object for a specific period of time
I am making a simple game using MATLAB GUIDE. I want certain text (like 'Hello') to be shown on the GUI window for a specific pe...

bijna 9 jaar ago | 1 answer | 0

1

answer

Question


Generating random ones and zeros controllably
I am making a simple game in MATLAB that requires ones and zeros to be generated in a 5x5 matrix. I want to prespecify the numbe...

bijna 9 jaar ago | 3 answers | 0

3

answers

Solved


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

bijna 9 jaar ago

Question


Error: Output argument "__" (and maybe others) not assigned during call to "__"
I wrote this simple code of a program that receives input from the user and calculates the parking bill following certain rules....

bijna 9 jaar ago | 2 answers | 0

2

answers

Solved


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

bijna 9 jaar ago

Solved


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

bijna 9 jaar ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

bijna 9 jaar ago

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

bijna 9 jaar ago

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

bijna 9 jaar ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

bijna 9 jaar ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

bijna 9 jaar ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

bijna 9 jaar ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

bijna 9 jaar ago

Solved


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:...

bijna 9 jaar ago