What would be the optimal size for UBM and T in Language recognition using ivectors?

What would be the optimal size of UBM and T for Language recogntion using I-vectors? Normally, in Language recogntion, we have limited number of classes, i.e. 40 languages, so will it be ok to use...

05 June 2016 8,327 1 View

Any better way to train a GMM on large dataset in Python/Matlab??

Python sklearn gmm gives the memory error for very large dataset, is there anyway that we can train GMM with larger dataset in Python/Matlab????

04 May 2016 1,361 2 View

Anybody know how we can use scipy.signal.resample for resmpling the speech signal from 44100 Hz to 8Hz in python?

The standard scipy.signal.resample is used to resample the signals, can anybody tell me how we can change the sampling frequency of speech signal from 44100 Hz to 8000 Hz using...

04 May 2016 9,884 7 View

Is there any way to train the GMM for very very big data, I tried with Python sklearn gmm, but it give memory error?

Any efficient way of GMM estimation for very very big data???

04 May 2016 433 4 View

Is there any efficients and faster Gaussian Mixture Model (GMM) implementation, as Matlab/Pyhton(sklearn) are not so faster?

03 April 2016 2,892 4 View

Is there any freely available language detection speech database?

03 April 2016 4,936 0 View

How much accurate is the UBM-GMM for language identification?

03 April 2016 5,193 1 View

Why we use Linear Discrimenent Analysis (LDA) for ivector reduction in speaker recognition? Is it compulsory step?

02 March 2016 6,418 3 View

How to set the threshold for speaker verifcation?

02 March 2016 6,356 8 View

Interesting and fun to work with Python.more fun than matlab..and as well its open source....... but one question why Python is getting reputation?

02 March 2016 3,422 6 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How to make a time series imputation benchmark ?

Hello ! In a work, I have to benchmark different algorithms to fill in missing values in time series. I insist on the fact that this is imputation and not forecasting. In my case, I have access...

24 February 2021 7,470 7 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How can I obtain time series data by country on night-time light (brightness) ?

Hi everyone, Please, how can I obtain time series data by country on night-time light (brightness) ? I've tried, but so far all I can find are maps. I am looking for numerical data, especially in...

24 February 2021 8,625 4 View

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future ?

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future without necessarily conducting the assay for an extended...

23 February 2021 7,842 1 View

How to run repeated measures in mvabund?

I have a dataset of fish species abundances collected from 6 different habitats over the course of 30 years. Fish were collected multiple times per year and environmental variables were recorded...

21 February 2021 3,838 1 View

Can someone help me with this error that I am getting while estimating a VAR model in R?

I am using annual time series data to estimate a VAR model in R. However, when I run the command to find the optimal lag length, I get the following error: Fehler in VARselect(data, lag.max = 10,...

18 February 2021 9,647 3 View

What is recommended and opened real-time or nearly real time geospatial data used in flood risk assessment and regional planning on a detailed scale?

I asked recommended real-time or nearly real-time data source for any parameters for flood risk on a microscale analysis for urban area cases in developing countries that had agglomeration urban...

18 February 2021 2,617 2 View