Andrew Davis

McMaster University

Last seen: etwa 2 Jahre vor | Aktiv seit 2012

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Professional Interests: MR Imaging, Image Processing, Signal Processing, Medical Physics

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Beantwortet
The position of x-label is reset to the original position when printing a 'boxplot' figure
I had this same problem -- very frustrating! Especially since <http://www.mathworks.com/support/solutions/en/data/1-BNAHS4/?prod...

mehr als 10 Jahre vor | 0

Beantwortet
How to save an image with an overlay mask applied to it?
Alphamask is a display tool. Your 'OverlayMask' variable is a scalar because alphamask returns a handle to the graphic. If you...

etwa 11 Jahre vor | 1

| akzeptiert

Gesendet

GETCLIM: Suggest appropriate values for colormap limits
Determines thresholds such that 2% of data values will be mapped to the extremes of the colormap

etwa 11 Jahre vor | 1 Download |

Gesendet

STATMASK: Overlay image with coloured statistical mask
Overlay an image with a thresholded statistical mask. The mask values are not rescaled.

etwa 11 Jahre vor | 1 Download |

Gesendet

WelchWin: Welch (parabolic) window function
The function returns a parabolic window of length n. This is useful for spectral estimation.

mehr als 11 Jahre vor | 1 Download |

Gesendet

ISEQUALFP: Check equality within floating point precision
Accepts two values, returns a logical indicating if they are equal within floating point precision

fast 12 Jahre vor | 2 Downloads |

Gesendet

FFTWN: Round up to efficient FFT integer
Accepts an integer n. Returns m>=n that is an optimum data length for fast FFT computation

fast 12 Jahre vor | 1 Download |

Gesendet

CHKZIP: check whether a file is a compressed archive
chkzip checks whether the file is a compressed archive and attempts to unpack it

etwa 12 Jahre vor | 1 Download |

Gelöst

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

etwa 12 Jahre vor

Gelöst

Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

etwa 12 Jahre vor

Gelöst

Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

etwa 12 Jahre vor

Gelöst

Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

etwa 12 Jahre vor

Gelöst

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 ...

etwa 12 Jahre vor

Gelöst

Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

etwa 12 Jahre vor

Gelöst

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

etwa 12 Jahre vor

Gelöst

Read a Soroban Abacus
*Description* The Soroban is the name of the modern Japanese abacus. Information on reading a Soroban can be found <http://we...

etwa 12 Jahre vor

Gelöst

Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

etwa 12 Jahre vor

Gelöst

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

etwa 12 Jahre vor

Gelöst

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 ...

etwa 12 Jahre vor

Gelöst

Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

etwa 12 Jahre vor

Gelöst

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

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

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

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:...

etwa 12 Jahre vor

Gesendet

SEROUND: Round value and standard error
Input: value and associated standard error (or deviation) Output: string of rounded value +/- error

etwa 12 Jahre vor | 1 Download |

Gesendet

FHROI: Interactive freehand ROI
Interactively specify 2D freehand ROI

etwa 12 Jahre vor | 1 Download |

Gesendet

ALPHAMASK: semi-transparent image overlay
Overlay image with semi-transparent mask and return handle

etwa 12 Jahre vor | 4 Downloads |

Gesendet

PWLINT: Piecewise Linear Integration
Return positive and negative areas, assuming a piecewise linear function

etwa 12 Jahre vor | 2 Downloads |

Andrew Davis

McMaster University

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