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# chiefjia

Last seen: 2 years ago Active since 2021

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Question

NaNs and regress lead to error?
Dear MATLAB experts, I'm conducting multiple regressions with the function: regress In some of the regressions, data of the ...

2 years ago | 1 answer | 0

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Question

Getting NaN as the mean of a row that contains no NaN values, Inf values, 0/0 values
Dear MATLAB experts, I'm trying to calculate the mean values of each row of a table, but I keep on getting NaN as the value of ...

2 years ago | 1 answer | 0

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Count rows in a table that contain specific letters
Dear MATLAB experts, I am trying to count how many rows contain the following letters "DEAD - DELIST" in the second column of ...

2 years ago | 1 answer | 0

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Question

Unrecognized method, property, or field 'value' for class 'matlab.graphics.chart.primitive.Bar'.
I am getting the following error for the code below: Unrecognized method, property, or field 'orig_short_position' for class 'ma...

2 years ago | 1 answer | 0

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Calculate mean of every nth row in a table
Dear MATLAB experts, I'm trying to get the mean value of every third row starting from the first row in a table. So, I would li...

2 years ago | 1 answer | 0

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Sum every n-th row in table
Dear MATLAB experts, I'm trying to sum 3 rows at a time of a table column and create a new varible in another table with the va...

2 years ago | 1 answer | 0

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Get next business day without taking into account holidays and saturdays
Dear MATLAB experts, I'm trying to get the next business day of each date in an array without taking into account saturdays, bu...

2 years ago | 1 answer | 0

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Question

Running several regressions and storing all the data with regress
Dear MATLAB expers, I'm trying to run many linear regressions each one consisting of one dependent variable and an independent ...

2 years ago | 1 answer | 0

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Fillmissing problem when using busdate

2 years ago | 0

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Add next and previous business date of each date in array row
Dear MATLAB experts, I have a table named 'events', which contains many unique dates and I want to get the previous and next bu...

2 years ago | 2 answers | 0

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Remove table columns that contain any 'Inf' value
Dear MATLAB experts, I'm trying to remove all columns from a table that contain (once or more) so called 'Inf' values. I have t...

2 years ago | 1 answer | 0

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Question

Fillmissing problem when using busdate
Dear MATLAB experts, I'm trying to impute the missing values of an array(reporting_dateArray) with the next business date of th...

2 years ago | 1 answer | 0

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Question

Error using mean: Too many input arguments.
Dear MATLAB experts, I keep on getting the error described in the title of the question and I don't know how to solve it. The i...

2 years ago | 1 answer | 0

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Remove rows from a table if a variable with the same name in another table does not exist
Dear MATLAB experts, I'm trying to find a way of removing rows from the table 'transaction_dates' if there is not a variable in...

2 years ago | 1 answer | 0

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Question

Bar plot error when plotting
Dear MATLAB experts, I'm trying to create a bar plot with the column 'position_holder' in the x axis and the column 'percentage...

2 years ago | 1 answer | 0

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Question

Get unique values per table column
Dear MATLAB experts, I'm trying to figure out how to get the unique values of each column of a table in MATLAB and I still have...

2 years ago | 0 answers | 0

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Grouping age data into 5 year bins
Dear MATLAB experts, I'm trying to create a new column in a table, which contains the age binned into 5 years intervals per row...

2 years ago | 2 answers | 0

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Show rows of a column of a table that meet a certain condition in another column
Dear MATLAB experts, I'm tryigng to get the rows of column x , where rows of column y == 0 . I have written the following code ...

2 years ago | 1 answer | 0

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Question

Set unique elements to 0s and 1s matlab
Dear MATLAB experts, I'm working on a table which contains 3 variables, with only 2 unique elements per variable. I'm trying ...

2 years ago | 1 answer | 0