Tag: signal-processing

35 Features for time series classification 2013-02-25T12:34:01.680

24 Application of wavelets to time-series-based anomaly detection algorithms 2010-07-28T21:13:23.387

17 How can I align/synchronize two signals? 2012-07-05T02:42:02.020

13 Smoothing time series data 2010-10-08T07:59:32.177

12 detect number of peaks in audio recording 2016-04-14T19:20:36.897

10 Dubious use of signal processing principles to identify a trend 2010-07-22T11:31:16.777

9 Are MFCCs the optimal method of representing music to a retrieval system? 2012-02-13T04:43:57.033

9 Pattern of mouse (or keybord) clicks and predicting computer user's activity 2012-05-18T20:04:40.497

8 Boundary effect in a wavelet multi resolution analysis 2011-02-25T06:40:57.203

8 Techniques for incremental online learning of classifier on stream data 2012-06-06T00:49:51.633

8 How should I normalize my accelerometer sensor data? 2012-10-14T01:12:16.530

8 Remove measured distribution from another distribution 2015-12-17T21:14:40.363

7 What is the difference between functional data analysis and high dimensional data analysis 2010-07-27T16:19:42.880

7 Using autocorrelation to find commonly occurring signal fragments 2010-11-06T21:12:01.923

6 What's the purpose of window function in spectral analysis? 2010-07-19T20:30:23.320

6 Compression theory, practice, for time series with values in a space of distributions (say of a real random variable) 2011-02-11T17:29:15.263

6 How to average quantized and truncated data? 2011-03-16T22:52:36.403

6 Does PCA have any advantages or usages in the frequency domain? 2011-10-03T23:01:05.563

6 What is a good way to measure the "linearity" of a dataset? 2012-06-06T11:33:46.890

6 Series dimensionality reduction for classification Input 2013-03-06T15:31:02.723

6 Why can weather prediction be so correct? 2013-07-24T21:44:26.553

6 Statistical comparison of two signals 2014-03-15T17:08:08.200

6 Predictions for random walk in ARIMA model 2015-10-27T00:37:28.937

5 Generalization of the Signal-Noise ratio for non-Gaussian processes 2010-12-02T11:33:03.493

5 Finding the instantaneous period of a signal (or calculating period degradation) 2012-05-03T13:30:08.023

5 What are some common measures of variation in an interval? 2012-07-03T19:45:03.367

5 Is there an intuitive interpretation of a negative variogram "nugget" value? 2012-08-18T17:53:31.433

5 Estimating the spectral density 2012-08-29T00:04:36.367

5 How to improve estimation of a deconvolved density 2012-11-23T18:46:45.823

5 Unscented Kalman filter-negative covariance matrix 2013-01-21T14:21:54.787

5 Image reconstruction using compressed sensing 2013-06-23T16:35:18.933

5 What will be the estimator for these parameters 2015-04-11T21:35:15.337

5 Anomaly detection in time series data 2015-06-24T20:15:46.613

5 Interpolating/smoothing 8-bit data 2016-04-07T20:09:41.257

4 How would you filter this? 2010-12-13T12:43:59.630

4 Online method for detecting wave amplitude 2011-05-06T04:51:28.657

4 What is the best way to compare fluctuations of two signals? 2011-05-22T14:03:41.867

4 Evaluating the variation in the power of a known periodicity 2012-08-10T12:41:06.687

4 Frequency/harmonic analysis of accents 2012-09-19T07:03:35.573

4 Smoothing a time series of ratios 2012-12-20T19:15:31.573

4 How can I quantify the phase/amplitude relationship between two signals? 2012-12-31T16:31:26.793

4 Relations and differences between time-series analysis and statistical signal processing? 2013-03-15T01:04:59.980

4 How to calculate the signal-to-noise ratio for an image? 2013-07-11T10:45:28.863

4 Kalman filter with input control noise? 2015-01-26T00:38:32.183

4 How do I detect the "corner" in a set of data as it arrives? 2015-04-13T14:42:37.687

4 Does an accurate "noise" model help when using a Kalman filter? 2015-11-24T16:41:36.960

4 Feature extraction for time series classification 2016-03-04T15:23:21.903

4 2D Sensor data alignment by correlation 2017-01-24T19:23:05.247

3 A best measure for speaker recognition 2011-06-06T09:51:29.607

3 Finding average settling value after step response 2011-07-02T19:32:08.710

3 How can I improve my cross-correlation methodology? 2011-08-07T22:46:25.807

3 Characterizing periodicity level of signal 2011-11-11T12:30:04.477

3 Wavelet smoothing at different scales 2012-02-06T18:33:46.603

3 Analysing periodicity in sparse time series 2012-03-27T06:52:05.943

3 How to simulate Signal-Noise Ratio? 2012-06-26T18:27:04.327

3 Peak detection in a ucontroller using FFT 2012-08-23T20:09:41.273

3 Error Bars for Peaks in Noisy Data 2013-01-31T08:46:27.687

3 Mathematical technique to find activity windows in a moving average plot 2013-02-26T01:04:06.040

3 How to calculate the signal-to-noise ratio (SNR) in an image? 2013-03-11T20:43:44.893

3 Characterizing a time-series using autocorrelation lag values 2013-11-29T15:05:19.707

3 Separating different frequencies from time series 2014-01-10T11:52:59.310

3 Trend Analysis of feature importance over time in R 2014-02-20T00:58:54.947

3 Convolution of difference distribution doesn't conserve expectation - faulty assumption? 2014-03-28T18:30:10.627

3 time-series analysis Vs statistical signal processing 2014-08-13T06:50:38.813

3 Sensor data cleaning 2015-12-10T09:20:46.340

3 Compressed Sensing: Missing Fourier Coefficients? 2016-04-10T19:39:12.033

3 Calculating heartbeats per minute from a .wav file 2017-11-16T02:55:50.830

2 Wavelet analysis of EEG 2011-06-27T15:40:01.893

2 Defining norm of a matrix of MFCC coefficients 2011-12-08T15:39:38.103

2 Detecting the period of a signal with a length of only a few periods 2011-12-13T13:28:16.597

2 Pattern finding approaches 2012-01-07T09:02:17.690

2 Three-parts correlation or equivalent? 2012-02-08T14:08:46.977

2 Importing Live sound stream in R 2012-10-21T12:26:20.743

2 How can I measure the effects certain events have on the frequency of other events over time? 2012-12-20T11:15:21.183

2 Unevenly sampled data and the Lomb-Scargle method 2013-03-05T12:53:59.870

2 Fourier phase randomization 2013-07-12T13:25:56.443

2 Detect weak points of change (temperature profile) 2013-09-04T17:53:57.460

2 Finding similarities using Wavelet transform 2013-10-30T16:52:29.967

2 Scaling sensor output before training a machine learning model 2014-01-12T06:19:25.307

2 Clustering and Feature Selection For Audio Data 2014-02-27T17:45:02.973

2 Periodogram vs. spectral density diagram of a time series 2014-03-05T10:51:49.107

2 Measure of intermittency/continuousness of a signal 2014-04-22T14:23:05.807

2 Might the Nyquist theorem point toward an answer for the number of bootstrap samples required? 2014-05-07T20:41:11.443

2 How to prove that the Fourier Transform of white noise is flat? 2014-10-24T20:34:16.870

2 Testing data for regular oscillations 2015-04-29T18:51:46.263

2 How effective is randomly/algorithmically generating exorbitant amounts of training data for a neural network? 2015-08-13T16:50:48.803

2 CRF or MRF energy functions for image segmentation 2015-10-22T11:59:01.460

2 Can I replace traditional DSP with statistical methods 2015-12-31T14:16:34.453

2 On the choice of activation functions for neural networks (coming from signal processing) 2016-02-21T20:09:50.463

2 Survival (Kaplan Meier) of signal transmission that can both fail and recover 2016-03-23T08:05:54.810

2 Spectral density of a time series R implementation explanation 2016-08-12T13:06:36.083

2 Finding out frequency of peaks using the Fourier transform 2017-09-19T19:34:38.137

2 How can I get the cumulant expression from the recursive relation between cumulant and moment? 2018-01-03T14:54:50.467

1 I need a new and improved DFT 2012-03-24T04:48:19.147

1 Method to find 'principal components' of EMG recordings of reflexes 2012-06-06T15:46:33.537

1 On the use of the periodogram of a time series 2012-08-13T10:26:12.850

1 How to test statistical significance of coherence coefficients in spectral analysis? 2012-10-03T17:26:23.273

1 Hidden Markov Model with MFCC coefficients 2013-02-18T16:57:45.257

1 Detecting and extracting end points of signal in larger signal 2013-05-31T20:10:37.790