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naadiya khudabux


Central South University

Active since 2016

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PhD student

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Hello... i have a table, i want to remove rows which appear more then one time based on column one .
I need unique rows based on column one. can some help me to figure it out. thank you example: this is the data mention below ...

6 years ago | 0 answers | 0

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can some one help me prepare the data in such a format so i can run the further code.
i have downloaded a source code want to intimate the same result. the data is actually in .tsv format i have converted in txt n ...

7 years ago | 1 answer | 0

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Question


am getting the following error, can someone elaborate the error please.. there is no missing and 0 in my data.. all matix is 15000 by 26 dimensions.
Error using findpeaks Expected Y to be real.

7 years ago | 1 answer | 0

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Question


How to convert mexa64 to mexw64?
Hello Everyone! i have downloaded some code and contain some mexa64. So , is there any way to change the extentions from mexa64 ...

7 years ago | 2 answers | 0

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Hello ! could any one help me to know why am getting Nan as predicted values. I will be really grateful for help .Thank you
i have data 900 users of 7 application usage. Where each column represent user and row represent APP. if true % co...

7 years ago | 0 answers | 0

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Question


could anyone guide me how to make roc curve from the trained model , i know their is perfcurve function for it but i don't have any score values return by the classifiers. am unable to use this function. so any other way?
if true % code Label: '' Description: '' ClassLabels: [91x1 double] ...

7 years ago | 0 answers | 0

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can someone tell me how can i read this text file?
hello i have text file . i am trying to read it read it but not getting the results. endarcfmt = ['%s', repmat('%f64',...

8 years ago | 1 answer | 0

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Question


help needed in map reduce code.
hello .. i am trying to convert the UTC to GMT data format with MapReduce on desktop platform.i want to convert the time into ...

8 years ago | 1 answer | 0

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Question


can anybody help me where i am making mistake here.
its a endless loop even i just want to read 100 rows. i have to terminate it delibertaly . can anyone guide me where am making...

8 years ago | 0 answers | 0

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Question


can any body help me to read a text file in datastore??
can any body help me to read a text file with variables names in datastore?? or suggest me the tutorial that can help me ...

8 years ago | 0 answers | 0

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Question


getting error while joining 2 file size of 2 mb and 3 GB
hello Everyone!! i have to join two files, i am using innerjoin with one key column 'XDRID' but am getting the following erro...

8 years ago | 1 answer | 0

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Question


hi .. can i apply moving average smoother or filter on datetime?
I have two DateTime vector i-e., request and response time and I want to find the elapsed time between them.time value is same ....

8 years ago | 1 answer | 0

1

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Question


how can i change the dimensions of a matrix?
how can i change the dimensions of a matrix from 100000*5 to column vector 100000*1 without making any change of sequence of rec...

8 years ago | 2 answers | 0

2

answers

Question


how to smooth datetime type of array??
i have request and response time od mobile users and want to calculate the elapsed time for that i need to smooth the the time.i...

8 years ago | 1 answer | 0

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Answered
hi can anybody tell me how to convert date vector classified char class in to date data type?
<</matlabcentral/answers/uploaded_files/60140/Capture.JPG>> i become able to manage it somehow but the i want it in one colum...

8 years ago | 0

Answered
hi can anybody tell me how to convert date vector classified char class in to date data type?
if true % code at the workplace my date variable is seem string variable. i have tried datevec function and go ...

8 years ago | 0

Question


hi can anybody tell me how to convert date vector classified char class in to date data type?
and i have one column for date and time do i need to split it for the processing i have converted the date from UTC format to GM...

8 years ago | 2 answers | 0

2

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Answered
hello everyone... i want to map memory to a file ,which is around 2 gb. can any body let me know how can i do if my file looks like bellow.
okay thank you

8 years ago | 0

Question


hello everyone... i want to map memory to a file ,which is around 2 gb. can any body let me know how can i do if my file looks like bellow.
if true % code end

8 years ago | 3 answers | 0

3

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I am trying to interpolate acceleration values but am getting an error.. can somebody guide me to rectify it ?
if true % code end num=xlsread('HASC24274-acc.csv'); timestamps = num(:,1); signals = num(:,2:end); first...

8 years ago | 0 answers | 0

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Question


can anyone help me to determine the sampling frequency ??if data is sampled at 100 hz ?
Here is the data of accelerometer. where the first column represents the time and 2nd 3rd and 4rth x, y ,z respectively. 1...

8 years ago | 0 answers | 0

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Answered
How to setup mex in Win 8
Hello everyone!! i am facing the same problem. could you guys please be kind enough to tell me What is a valid mex compiler for...

8 years ago | 0

Question


Hi i have the same problem can anyone please convert the file .slx to .mdl as i have matlab 2010a.
here is a file on the right side of web name PowerHarvester.slx. i will really appreciate if any one who can convert it for me. ...

9 years ago | 0 answers | 0

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Question


Designing Butterworth high pass filter for accelerometer
i have a data set of 5 people. this data is collected from the user by performing different activities. the collected by the peo...

9 years ago | 1 answer | 0

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