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zhi cheng


Last seen: 1 year ago |  Active since 2022

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Question


for loop to sum values
I need to sum the value of row column + row column + ... + row column 1 6,7...

2 years ago | 3 answers | 0

3

answers

Question


sum of values in matrix with a loop
given a 52560 x 8 double where the first 5 columns are [ year month day hour minute ], and next 3 columns are spee...

2 years ago | 1 answer | 0

1

answer

Question


Plot graphs of the data in 3 subplots (3 rows × 1 column)
given a (52560 x 8 double) the first 5 columns are [ year month day hour minute ] and next 3 columns are diff...

2 years ago | 0 answers | 0

0

answers

Question


find out negative values and specific values, take it out, record those negative and specific values into a text file
given a (52560 x 8 double) I need to find out the negative values from the last 3 columns, and if the value is 70% more than t...

2 years ago | 1 answer | 0

1

answer

Question


split value in single cell
Given a txt file, there are numbers in a single cell, eg. 2.02208101128e+11 and there are columns for that. I want to make it...

2 years ago | 1 answer | 0

1

answer