Jered Wells

Duke Health

Last seen: 12 mesi fa | Attivo dal 2012

Followers: 1 Following: 0

Messaggio

Radiation physicist at Landauer Medical Physics specializing in medical image processing, radiation dosimetry, and medical image quality and metrology. Other specialties include noise/dose reduction, image segmentation, and algorithm development.

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lorentzfit(x,y,varargin)
LORENTZFIT fits a single- or multi-parameter Lorentzian function to data

oltre 5 anni fa | 32 download |

4.9 / 5

Risolto

How to subtract?
* Imagine you need to subtract a few numbers using MATLAB. * You will not be using eval for this task. * Given two ASCII strin...

circa 8 anni fa

Risolto

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...

oltre 8 anni fa

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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 ...

oltre 8 anni fa

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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...

oltre 8 anni fa

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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 ...

oltre 8 anni fa

Risolto

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...

oltre 8 anni fa

Domanda

How to use neural network to perform image segmentation?
I have a clinical need to perform lung segmentation on AP and PA chest radiographs. Using conventional segmentation techniques (...

oltre 8 anni fa | 1 risposta | 0

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nortonbeer(W,varargin)
NORTONBEER produces a one-dimensional Norton-Beer apodization filter

oltre 8 anni fa | 1 download |

5.0 / 5

Domanda

Why does MATLAB resample display data for *some* large images and not others? Can this be turned off?
When displaying large images (i.e. images with dimension greater than the screen resolution) using IMSHOW, IMAGESC, and similar ...

quasi 9 anni fa | 1 risposta | 0

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

circa 9 anni fa

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

circa 9 anni fa

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

circa 9 anni fa

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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 ...

circa 9 anni fa

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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...

circa 9 anni fa

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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:...

circa 9 anni fa

Inviato

Grayscale Canny Edge Detection
Performs Canny edge detection with grayscale magnitude and direction outputs

circa 10 anni fa | 1 download |

0.0 / 5

Domanda

Can I run a "clear java" command but still keep a variable in the workspace?
Hi: I am trying to run "clear java" after temporarily modifying some files in the dynamic Java path. This also clears all var...

oltre 10 anni fa | 2 risposte | 0

2

risposte

Domanda

Use ImageJ to read DICOM header data
MATLAB's dicominfo function sometimes misreads DICOM header data. I'd like to automatically call ImageJ from the MATLAB command ...

quasi 11 anni fa | 1 risposta | 0

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risposta

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dicomLUT
DICOMLUT applies an embedded lookup table to a DICOM image

oltre 11 anni fa | 1 download |

5.0 / 5

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Center of Mass
CENTEROFMASS finds the center of mass of the N-dimensional input array

oltre 12 anni fa | 4 download |

4.9 / 5

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Point cloud normal vector
NORMND computes the vector normal to points in an N-D point cloud

oltre 12 anni fa | 1 download |

0.0 / 5

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Simpson's 1/3 and 3/8 rules
SIMPSON: Simpson's rule for quadratic and cubic numerical integration

oltre 13 anni fa | 3 download |

5.0 / 5

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Stem and leaf plot
This is a simple utility for making stem and leaf plots output to the command window.

oltre 13 anni fa | 23 download |

4.4 / 5

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R-square: The coefficient of determination
RSQUARE is a simple routine for computing R-square (coefficient of determination).

oltre 13 anni fa | 7 download |

5.0 / 5

Inviato

OrthoView3D
MATLAB GUI for exploring 3D datasets through a sleek and simple interface (sample dataset included)

oltre 13 anni fa | 1 download |

0.0 / 5