photo

naadiya khudabux


Central South University

Attivo dal 2016

Followers: 0   Following: 0

Messaggio

PhD student

Statistica

  • First Review
  • Thankful Level 3
  • First Answer

Visualizza badge

Feeds

Visto da

Domanda


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 ...

oltre 6 anni fa | 0 risposte | 0

0

risposte

Domanda


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 ...

quasi 7 anni fa | 1 risposta | 0

1

risposta

Domanda


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.

circa 7 anni fa | 1 risposta | 0

1

risposta

Domanda


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 ...

oltre 7 anni fa | 2 risposte | 0

2

risposte

Domanda


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...

oltre 7 anni fa | 0 risposte | 0

0

risposte

Domanda


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] ...

oltre 7 anni fa | 0 risposte | 0

0

risposte

Domanda


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',...

circa 8 anni fa | 1 risposta | 0

1

risposta

Domanda


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 ...

circa 8 anni fa | 1 risposta | 0

1

risposta

Domanda


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...

circa 8 anni fa | 0 risposte | 0

0

risposte

Domanda


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 ...

circa 8 anni fa | 0 risposte | 0

0

risposte

Domanda


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...

circa 8 anni fa | 1 risposta | 0

1

risposta

Domanda


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 ....

circa 8 anni fa | 1 risposta | 0

1

risposta

Domanda


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...

circa 8 anni fa | 2 risposte | 0

2

risposte

Domanda


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...

circa 8 anni fa | 1 risposta | 0

1

risposta

Risposto
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...

circa 8 anni fa | 0

Risposto
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 ...

circa 8 anni fa | 0

Domanda


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...

circa 8 anni fa | 2 risposte | 0

2

risposte

Risposto
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

circa 8 anni fa | 0

Domanda


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

circa 8 anni fa | 3 risposte | 0

3

risposte

Domanda


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...

oltre 8 anni fa | 0 risposte | 0

0

risposte

Domanda


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...

oltre 8 anni fa | 0 risposte | 0

0

risposte

Risposto
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...

oltre 8 anni fa | 0

Domanda


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. ...

quasi 9 anni fa | 0 risposte | 0

0

risposte

Domanda


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...

quasi 9 anni fa | 1 risposta | 0

1

risposta