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Jeff Spector


Last seen: 27 days 前 |  自 2013 起处于活动状态

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统计学

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Please help me understand output from discretize
I am trying to understand what discretize is doing, I have data ranging from 0 to 1 and want to bin it in bins of size .01. X=[...

27 days 前 | 2 个回答 | 0

2

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speeding up tiff writing
I'm trying to write a large (~18,000) frame image stack to a tiff file. See code below : imgname=[SubDataFolder,... ...

5 years 前 | 0 个回答 | 0

0

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how to speed up gaussian fitting
Greetings, I am working on a piece of code that takes in some data and fits a gaussian with a constant offset to it. I first ...

5 years 前 | 1 个回答 | 0

1

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Cantilevered Beam Mode Amplitudes
I've got some images of a polymer clamped at one end and free to fluctuate at the other. I believe this is a cantilevered beam p...

6 years 前 | 0 个回答 | 0

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已解决


Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

7 years 前

已解决


Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

7 years 前

已解决


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

7 years 前

已解决


How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

7 years 前

已解决


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 ...

7 years 前

已解决


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:...

7 years 前

提问


Speed up multi page tiff display?
I am working on a GUI for some people in my lab. I can easily read in their data which are multipage tiff files. The process of ...

11 years 前 | 1 个回答 | 0

1

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cpselect doesn't show images
Hi, I'm trying to register two images taken on two different CCD cameras. I know I can't do this with a simple linear transfor...

11 years 前 | 1 个回答 | 0

1

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已解决


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

11 years 前

已解决


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

11 years 前

已解决


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 ...

11 years 前

已解决


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...

11 years 前

已解决


Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

11 years 前

已解决


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

11 years 前

已解决


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

11 years 前

已解决


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 ...

11 years 前

已解决


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...

11 years 前

提问


How do i solve this in MATLAB
I have the following coupled nonlinear PDE's : 1) y''-(dy/dt) = k1*(dC/dt) 2) k2*(dC/dt)=(k3)*(k4)*y*(1-C)-(k3)*C w...

11 years 前 | 0 个回答 | 0

0

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placing elements of a cell array into a matrix
I am reading in data from several files. For each file I first read the data into elements in a cell array. This works fine. I ...

11 years 前 | 1 个回答 | 0

1

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Diffusion with reversible Binding
I am trying to model one dimensional diffusion with reversible binding. Essentially my situation is A+B <-> AB where thre is a K...

11 years 前 | 0 个回答 | 0

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