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Isay


自 2014 起处于活动状态

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统计学

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calculate the sum of cell's Columns?
Hi I have One Cell with 500 columns, you can see the part of it : <</matlabcentral/answers/uploaded_files/24967/315021...

10 years 前 | 1 个回答 | 0

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Creat a Simple GUI
Hi I saved "mat" file after 3 Steps in my project(for load it in GUI),Because any step Takes a long time. now I need to c...

10 years 前 | 1 个回答 | 0

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How can I use big matrix for input of Kmeans?
Hi I have a matrix that is 90,000 * 6,000 . it's 'Y'. I need to use it in Kmeans matlab code , But it's too big and compute...

10 years 前 | 1 个回答 | 0

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How can I read Or Use txt file for Next Step?
Hi I had Big Data(with 1 million Rows!) and i have to save it on txt file because Matlab couldn't perform it and happend Erro...

10 years 前 | 3 个回答 | 0

3

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提问


Export martrix to excel in Loop
I have a FOR loop in my code and need to save Result ( *vertcat* of A and B ) in *ONE* Excel file in *new Row*(every columns a...

10 years 前 | 2 个回答 | 0

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提问


Reduce the Size of Matrix
I need to Reduce my Matrices(Xbool_last and Xfreq_last) , because in the 1000th step of loop(it means docx=1000) , Matlab sai...

10 years 前 | 1 个回答 | 1

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提问


implement matrix with 2 million row in MATLAB!
hi I have a matrix(that grows in my code) . I konw that in last section, the matrix will have 2 million Rows and 9000 colum...

10 years 前 | 2 个回答 | 0

2

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提问


large scale matrix in matlab?
hi I have a matrix(that grows in my code) . I konw that in last section, the matrix will have 2 million Rows and 9000 columns...

10 years 前 | 0 个回答 | 0

0

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提问


Error using vertcat(out of memory)
hi, I want to concatenate two matrix , A is 64 * 9000 and B is 49 * 9000( B is in "For" loop, and in each Loop , B(matrix...

10 years 前 | 2 个回答 | 0

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提问


comparing two strings with Database?
Hi. I have a DataBase(DB1) and i need to find "family" AND "work" in it.(Not OR). my code is : DB1 = {'family','ci...

10 years 前 | 2 个回答 | 0

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提问


clustering Algorithm's Matlab codes
Hi I saw K-mean and Hierarchical Clustering's Code in Matlab and used them for Testing my work(my work is about text clus...

10 years 前 | 3 个回答 | 0

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提问


comparing results of Kmeans algorithm with Database to find out The precision of algorithm
Hi, I have 2000 articles(2000 .txt files) from 20 subjects(20 Folders). it's my Database. I clustered them by Kmeans Algo...

10 years 前 | 1 个回答 | 0

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提问


How to Show Result of Clustering?
Hi, I have 1000 Articles and need to cluster them. After preprocessing, I used Kmeans(from Matlab) for clustering. u can see...

10 years 前 | 1 个回答 | 0

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提问


Remove "( )" from string words
Hi I need to Remove "()" from any word in DataBase. My Database(cell) have string words such as: 'NEW' 'May' '(AFP)' '...

10 years 前 | 2 个回答 | 0

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