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Tim Fulcher


Last seen: 19 days ago |  Active since 2015

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Professional Interests: Medical and accelerator physics

Statistics

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Answered
Solve for y in function z = f(x, y)
Many thanks guys. That worked really well. Regards Tim

1 year ago | 0

Answered
Solve for y in function z = f(x, y)
@Sam Chak, sure. The coefficients are: p00 = 0.4719; p10 = 0.00337; p01 = -1.395; p20 = 5.469e-05; p11 = ...

1 year ago | 0

Question


Solve for y in function z = f(x, y)
Hi All, I have a polynomial which is a function of x (2nd order) and y (fifth order) and I wish to solve for y. My equation i...

1 year ago | 1 answer | 1

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Answered
Convolution of two curves
Hi John, something like this: https://www.youtube.com/watch?v=kkm0DXSMtPI Regards Tim

1 year ago | 0

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Convolution of two curves
Hi all, I have two curves and the x and y values for each point on those curves (I don't have the functions describing those cu...

1 year ago | 1 answer | 0

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Question


Fitting 3-d plot
Hi all, I've been plotting a surface plot using surf(x, y, z) where x is a 1 x 8 double, y is a 1 x 11 double and z is an 11...

1 year ago | 1 answer | 0

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How to determine which points in an array are with a ring? Stupid question.
Hi All, I have an arrays of equal length consisting of x position, y position and energy. I wish to determine which of those en...

2 years ago | 1 answer | 0

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Determining 1, 2 and 3 sigma radii for a bivariate Gaussian histogram
Hi all, I've a 2d scatter plot which I've converted into a 2d histogram using scatter_kde (credit: Nils). I'd like to know whet...

3 years ago | 1 answer | 0

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Accessing data stored on external HD
Hi all, I have a ton of data stored on an external hd and would like to be able to access that data from the current folder p...

3 years ago | 0 answers | 0

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Binning data into 1000 bins between values
Hi all, I have 75,000 values and I'd like to bin them into 1000 bins between 0.985 and 1.030. Is this possible and if so how? ...

3 years ago | 1 answer | 0

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How to extend array from end of that array to known value?
Hi all, I have an array which ends with 0.3617 but I need to introduce new values which extend that array so that it ends wit...

3 years ago | 1 answer | 0

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2 x 2d histograms from hist3
Hi all, I'm plotting a 3d histogram centered about x = 0 and y = 0. Is it possible to extract 2 x 2d histograms along the x a...

4 years ago | 1 answer | 0

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Answered
Even binned histogram to uneven bins?
Hi guys, eventually I went for hard coded. Tedious and inflexible but I think, in this case it might be the best solution. Tha...

4 years ago | 0

Answered
Even binned histogram to uneven bins?
Here's the result from histogram:

4 years ago | 0

Answered
Even binned histogram to uneven bins?
I tried the histogram option you guys suggested. It's better but not quite there. Two attachments: what it should look like an...

4 years ago | 0

Question


Even binned histogram to uneven bins?
Hi all, I have a csv file consisting of 256 bins each of 2mm width and I need to convert to uneven bins. 32 bins of 2mm width, ...

4 years ago | 5 answers | 0

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Calculating mean and SD of histogram
Hi All, I have a histogram in CSV form consisting of 1000 bars and representing energy (GeV). The vertical scale is the numbe...

4 years ago | 1 answer | 0

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Returning all Eigen Vectors including non-unique ones
Hi is there a Matlab function or switch that will force eig to return all the Eigen Vectors including the non-unique ones? ...

9 years ago | 1 answer | 0

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