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Smithy


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Removing rows except containing certain numbers of "33"
Hello everybody, I hope to keep the row with the containing certain numbers of "33" of the last two digits in 1st column of res...

1 year 前 | 2 个回答 | 0

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Find the first value of each groups.
Hello everybody, I would like to find the first value of each groups. Is there a way to find the each group's first value? th...

1 year 前 | 3 个回答 | 0

3

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提问


Replacing sequences in matrix
Hello everybody, I have a matirx and I want to change the order of matrix in accordance with first column. First column is the...

1 year 前 | 3 个回答 | 0

3

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提问


Is there a Faster alternative to ismember function ?
Hello everybody, I have a matirx with big size of row. and with this I want to re-define the "el" variable using the first co...

1 year 前 | 1 个回答 | 0

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已回答
How to get rid of double quotes from cell array
Thank you very much all the comments from Stephen23 and DGM. Yes, I found out that my data are mixed with strings and numeric ...

2 years 前 | 0

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提问


How to get rid of double quotes from cell array
hello, everybody I would like to get rid of double quotes from cell array. The Output will be cell array without double quotes....

2 years 前 | 1 个回答 | 0

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How to get the 1×1 cell array?
hello, everybody I would like to get the 1×1 cell array of {'m, -10, -15, L -4.7, 0 c 0, 0'}. some values are caluclated from ...

2 years 前 | 2 个回答 | 0

2

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提问


Smoothing curve plot with some data points
hello, everybody I have these data and I hope to plot them with smooth line. Is it possible to create a smooth curve through ...

2 years 前 | 1 个回答 | 0

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提问


How to make Rounded Edges of rectangle corners with polyshape function ?
hello, everybody I would like to make the rounded rectangle and I would like them to translated and rotated. First I tried wi...

2 years 前 | 2 个回答 | 0

2

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How to draw an Elliptical Arc by given radius (rx and ry) and start/end points ?
Hello Everybody I tried to draw an Elliptical Arc on a graph by giving the radius (rx and ry) and start/end points. -- star...

2 years 前 | 1 个回答 | 0

1

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How to draw the both sided arrow lines.
Hello everybody, I would like to draw a line with both sided arrow. And I tried with quiver function. I can make the one sid...

2 years 前 | 1 个回答 | 1

1

个回答

提问


How to delete all Files not listed in "FileName" variable?
Hello everybody, I have the file lists to be kept and other files should be deleted from the folders. I tried as below. and e...

2 years 前 | 1 个回答 | 0

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提问


new input prediction error for a model created through onehotencode function
Hello everybody, This time, I worked with a data set with some categorical features. If using a function named "onehotencode"...

2 years 前 | 1 个回答 | 0

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提问


How to get the logical index 1 if the cell is missing?
Hello everybody, I have the 2x1 cell array and (2,1) is {1×1 missing}. To get the logical index 1 about data(2,1) missing, I t...

2 years 前 | 2 个回答 | 0

2

个回答

提问


Join two table variables into one. == does not works of table type
Hello everybody, I have two table variables, and would like to join them. After comparing 1st column to 7th column of df3 and ...

2 years 前 | 3 个回答 | 0

3

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Join strings together with '_' between them
Hello everybody, I have a two vectors and I would like to join together with a and b below with some repetition. The output I ...

2 years 前 | 2 个回答 | 0

2

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提问


How to generate repeatable random multiple vectors with Specific Number of Values and Fixed Sum?
Hello everybody, I want to create repeatable random multiple vectors with Specific Number of Values and Fixed Sum. for examp...

2 years 前 | 2 个回答 | 0

2

个回答

提问


To fill the value from the variable until the Num counts
Hello everybody, I would like to make the variable as 'time2' from the 'time' variable. It fills the value from the time va...

2 years 前 | 1 个回答 | 0

1

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提问


To extract the last sub string from strings
Hello everybody, I would like to extract the last string just before 'EP'. I tried first split the string with strsplit funct...

2 years 前 | 6 个回答 | 0

6

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Overwrite table data with 'Yes' or 'No' according to the logical index
Hello everybody, I would like to overwrite the table data if the logical index of row is true. Logical index will be True if s...

2 years 前 | 2 个回答 | 0

2

个回答

提问


Is there a Faster alternative to containers.Map function ?
Hello everybody, I have a table with big size of row. and with this I want to define the place using the right two digits in ...

2 years 前 | 2 个回答 | 0

2

个回答

提问


Overwrite table data if the logical index of row is true.
Hello everybody, I would like to overwrite the table data if the logical index of row is true. Logical index will be ture if s...

2 years 前 | 1 个回答 | 0

1

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提问


How to add apostrophe as a text in a char of date?
Hello everybody, I would like to create a character vector. I tried below code. DATE = '2019-05-31'; A2 = ['TO_DATE(',DATE,'...

2 years 前 | 1 个回答 | 0

1

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Saving a table-type variable to MAT file column by column in For-loop
Hello everybody, I have big size of a table-type variable. I am trying to save a table-type variable to .mat file column by ...

2 years 前 | 1 个回答 | 0

1

个回答

提问


Convert some Table Variables from Cell to Double
Hello everybody, I have a table with many variables of mixed types (some strings, some numbers). and I would like to convert ...

2 years 前 | 2 个回答 | 0

2

个回答

提问


How to concatenate numbers with ( ) bracket as cell type?
Hello everybody, I have a matrix 10*3 and the data type is double. and if possble, I would like to know how to make 10*1 cell...

2 years 前 | 1 个回答 | 0

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How to remove the empty spaces from imported text file?
Hey everybody, I have a space delimited textfile and would like to know how to make 1*5 cell with tline. With below code, it s...

2 years 前 | 1 个回答 | 0

1

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How to remove the first element and last element based on First column
I have a matrix 23 by 2 matrix. and it looks as below. First Column starts from 1 to 5 and second column is the value. I wou...

2 years 前 | 2 个回答 | 0

2

个回答

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How to make summation of moved and fixed matrix ?
I would like to calculate the summation of moved and fixed matrix. The purpose is to join two image without the spaces(zeros)...

3 years 前 | 2 个回答 | 0

2

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提问


How to remove the number 0 between index1 & index2 ?
I would like to remove the number 0 between index1 & index2. How can I remove it.... The result I want is A = [0 0 0 1 1 1...

3 years 前 | 2 个回答 | 0

2

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