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david crowley


Last seen: 대략 1개월 전 |  2021년부터 활동

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Table referencing using cell
Hi all, I have two tables: Tickers Tickers nbr ________ ___ {'A2M' } 1 {'AAN' } 2 {'AAP' ...

거의 2년 전 | 답변 수: 2 | 0

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Simple logical conditional flag column
Figured it out tt.C2 = cumsum(tt.C1);

거의 3년 전 | 0

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Simple logical conditional flag column
I require help to develop some logic on the below data extract. I need the C2 column to toggle to '1' when C1 is '1'. Then, when...

거의 3년 전 | 답변 수: 2 | 0

2

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Build array from for loop
I have a for loop that generates an array (newdd) that changes in length in each iteration. How do create a new variable (arra...

대략 3년 전 | 답변 수: 1 | 0

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Calculate running hold duration
I have a table that lists the history of stock transaction (extract attached). I require assistance to find out how long I've he...

대략 3년 전 | 답변 수: 1 | 0

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Divide by every N rows
I am trying to perform the following calculation, but every 52 rows the denominator needs to change from (1,1) to (52,1) then (1...

3년 초과 전 | 답변 수: 1 | 0

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Add String to Matlab Plot Annotation
I am trying to add an annotation to a plot that uses a variable from the workspace. I have used the below code, but the only out...

3년 초과 전 | 답변 수: 1 | 0

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Ranking values - sorting into descending order
I have a that for each row (i) ranks the column values. However, it ranks them in the ascending order. I require it to be ranked...

3년 초과 전 | 답변 수: 2 | 0

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For loop to multiple columns
I have the following block of code: %RSI Calculation n = [14:2:18]; for i = 1:n gainC = diff(ABC).*((diff(ABC))> 0); ...

3년 초과 전 | 답변 수: 0 | 0

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Python function to Matlab
I have the following moving average function developed in Python3 that I need to convert into MATLAB. However, I can't seem to f...

3년 초과 전 | 답변 수: 4 | 0

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Finding the difference in timeseries values
If I have the below timetable, how do I find the difference between values? Diff() doesn't work. I've tried diff(TableName.Varia...

3년 초과 전 | 답변 수: 3 | 0

3

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Setting Arguments using VarFun & RSIndex
Due to the layout of my timetable data, I am required to use the following code when trying to calculate the rsindex(): %Set RS...

3년 초과 전 | 답변 수: 1 | 0

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Using Diff() with NaN values
I am trying to find the difference between rows using the diff() function. However, because the rows contain NaN values I am get...

3년 초과 전 | 답변 수: 1 | 0

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Error using movmax index
I need to find the number of periods since a stock price recorded an 14-day high. My proposed method was to use the following an...

거의 4년 전 | 답변 수: 1 | 0

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