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minomi


2017 年からアクティブ

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Mechanical Engineer

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質問


split timetables into multiple hourly timetables and save as separate .mat files
I have some timeseries sensor data that start at a random time and end at a random time (a sample shown below): 08/05/2019,16:2...

5年以上 前 | 1 件の回答 | 0

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質問


split timetable containing data from various dates
Hi, I have written a rather messy script that splits timetable (saved as .mat files) containing rows of data from various date...

6年弱 前 | 1 件の回答 | 0

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質問


using datastore does not generate exact data files (extra rows or rows missing)
Hi there, I have been trying to use datastore and apply it to the file attached (the file is an extracted section of one of our...

約6年 前 | 0 件の回答 | 0

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質問


Is it possible to obtain the equations of fitted curve and differentiate it to obtain the the rate of change of the data
Hi there, I have a set of data points which vary with time. I would like to be able to find the rate of change of the variable...

6年以上 前 | 1 件の回答 | 0

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質問


applying time range to multiple txt files very slow
Hi there, I have a large set of ".txt" data files. I then apply timerange to extract data between specific dates and times. M...

6年以上 前 | 0 件の回答 | 0

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質問


datastore and .mat files
I have a few .mat files containing a table of variables. I tried using datastore for the files so that then I can create timetab...

6年以上 前 | 1 件の回答 | 0

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質問


Is there a way to avoid writing every variable name when using gather?
I am using tall arrays and gather to extract several variables. For instance, to extract date and time I have used ds.Vari...

6年以上 前 | 1 件の回答 | 0

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質問


how can I determine size of a text or csv file in matlab scripts?
I am writing scripts which loop around a large number of ".csv" files and read them, etc. Some of the data files are very small ...

6年以上 前 | 2 件の回答 | 0

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質問


extracting a string and using that as a variable name
I have a code which results in producing a cell array called var_name consisting of two rows: var_name = 3×1 cell arra...

7年弱 前 | 0 件の回答 | 0

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質問


applying timerange to a number of .mat files containing timetables
I have a series of .mat files containing timetables that I have created by creating a table fist and then converting that to tim...

7年弱 前 | 1 件の回答 | 0

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質問


error in tall array tables due to missing data in end column of end row
I have a csv file which looks something like this: DATA_START 02/16/18 01:03:32.11,,4, 02/16/18 01:03:32.22,,4, 02/16/1...

7年弱 前 | 1 件の回答 | 0

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質問


converting miliseconds to datetime value in datastore
Hi, I have a set of data with the 2nd column representing the time and being in the form: 11:04:30.111234 I'm using ta...

7年以上 前 | 1 件の回答 | 0

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