Tag: cross-correlation

57 If A and B are correlated with C, why are A and B not necessarily correlated? 2010-12-25T19:24:45.540

14 Multivariant time series in R. How to find lagged correlation and build model for forecasting 2014-04-22T22:16:26.580

12 What algorithm can I use to find correlations between events? 2015-06-23T15:58:13.193

11 Analysis of cross correlation between point-processes 2010-08-19T06:42:15.767

11 Cross-correlation significance in R 2010-09-27T14:42:20.510

10 Comparing correlation coefficients 2011-07-01T19:10:32.050

8 How to do a 'beer and diapers' correlation analysis 2011-03-08T12:51:04.077

8 Cross correlation vs mutual information 2012-02-22T12:48:37.960

8 Asynchronous (irregular) Time Series Analysis 2012-06-26T09:50:40.007

8 Interpreting CCF correlation in R 2014-07-24T06:09:44.460

7 Cross-correlation between two seasonal series 2016-01-25T11:31:34.037

6 Normalized correlation with a constant vector 2012-02-26T01:52:03.013

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

6 How can I make the correct time-series analysis for my data? 2016-08-30T18:59:50.140

6 What is the correct way for correlation and auto correlation plot? 2016-08-31T03:53:12.830

5 Automatic test measuring dissimilarity between two time series 2010-10-21T10:49:45.380

5 Cross correlation for very sparse binary data 2014-10-17T22:25:02.203

5 How do I interpret this cross correlation function (CCF) plot? 2016-03-01T13:32:07.807

5 Interpreting correlations between two time-series 2016-10-07T16:25:45.463

4 Correlation of two 1d point processes with non-uniform unconditional distribution 2011-01-31T14:10:18.723

4 For two offset sampled data series, what is the best estimate of the offset between them? 2011-09-27T15:42:31.683

4 Using correlate in Stata to compare within a variable 2013-07-22T15:45:52.823

4 Intuition behind cross-correlation function interpretation vs. correlation of lagged time series 2013-10-03T01:02:24.347

4 Random variables have non-zero covariance but expected sample covariance is zero? (intuition) 2015-03-20T16:37:32.850

4 How can I estimate the delay between two non-periodic time series? 2015-04-17T17:04:18.380

4 Do we need to detrend when do Cross-Correlation between two time series? 2015-06-30T03:30:09.910

4 What type of analysis to choose for this data? 2015-08-21T10:12:33.030

3 MATLAB interpretation of xcorr2 cross correlation function 2011-02-15T05:53:31.987

3 Probability distribution of windowed cross-correlation 2012-03-01T19:53:11.717

3 Can I compute cross correlation after decomposition? 2012-03-16T21:48:37.383

3 Cross Correlation (xcorr in MATLAB) vs Pearson Correlation (corr in MATLAB) 2013-04-24T18:38:58.130

3 Assessing correlations, adjusted for time 2013-05-06T03:19:50.777

3 How to calculate p-value for Cross-Correlation for two time series with delay? 2013-07-28T11:57:25.443

3 Using cross correlation to infer dependence, can it be done? 2013-10-28T10:00:02.867

3 Correlation of one binary input series and continous response series 2013-10-30T11:01:36.227

3 Intuition behind auto/cross-correlation 2014-03-31T06:06:33.333

3 How to perform proper data mining on time-series data? 2014-07-18T12:08:19.200

3 Counterintuitive result when comparing two groups of time series 2014-10-10T15:29:15.597

3 How to synchronize two signals using FFT in R? 2014-12-31T19:37:11.123

3 What are good values for autocorrelation, Gelman, and cross-correlation in rjags? 2015-04-23T19:14:36.267

3 Calculate correlation between events and signals in time series 2015-05-18T15:24:50.180

3 Cross correlation influenced by self auto correlation 2015-08-11T08:11:55.517

3 Spatial cross-correlation: What is the correlation statistic used by the correlog function? 2015-08-21T05:39:04.110

3 Cross correlation between 2 filtered time series 2016-01-08T02:35:02.000

3 (Cross) Correlation of time series with very different sampling intervals (sec. vs days) 2016-06-06T16:51:05.193

3 Gaussian Process Optimization Package in R 2016-08-26T21:54:26.833

3 Finding correlations between financial time series 2017-01-21T15:43:49.587

3 polar analog of cartesian cross-correlation function 2017-01-24T13:06:30.243

3 What is the difference between Cross Correlation and Correlation Matrix 2017-03-20T08:10:50.043

3 Interpreting ccf() plot in R 2017-05-30T15:19:12.570

3 Does the partial version of the Cross Correlation Function exist? If so, how can it be computed? 2017-07-19T08:31:13.530

2 If F = F1+F2 is some measured random field, how to find out if F2 has been correctly estimated and subtracted? 2011-10-20T12:43:08.610

2 Jointly stationary random process 2012-07-19T22:53:04.000

2 Measuring error in the lag when cross-correlating data 2012-08-15T15:43:37.167

2 p-values for all lags in a cross-correlation calculation 2013-02-28T22:35:49.370

2 Cross correlation for extremely highly correlated series 2013-04-25T11:53:20.573

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

2 Time series and cross correlation 2013-08-12T08:54:00.500

2 Detrending & cross-correlation function 2013-09-03T09:17:11.270

2 Determining odd time series 2013-09-14T04:50:10.913

2 T-statistic of correlation coefficient 2013-10-29T14:06:15.503

2 Prewhitening time series: ARIMA-modelling versus polynomial trendelimination 2014-05-05T13:49:24.287

2 Crosscorrelation of stochastic process 2014-06-22T20:18:04.290

2 Finding a subset of the data in which two variables are independent 2014-06-22T23:36:48.170

2 Reproduce Cross Correlation results in Python 2014-11-24T17:39:25.587

2 How to estimate the percent of the variation of a time series explained by another time series (non-stationary)? 2014-12-20T01:54:07.567

2 How do you generate correlated ARMA(1,1) models? 2015-02-05T18:16:48.620

2 Correction of data using a correlation 2015-03-27T01:02:21.723

2 Feature selection for time series data 2015-03-30T20:12:03.290

2 Why and when stationarity is achieved by decomposition rather than differencing in ARIMA model 2015-04-13T14:14:23.273

2 R Own Implementation of Cross Correlation using Convolution 2015-04-18T20:11:04.713

2 How to calculate the cross correlation between two time series measured at different instants? 2015-05-31T15:12:07.037

2 C++ Pattern Matching with FFT cross-correlation (Images) 2015-07-01T17:32:17.827

2 Help w/ finding correlation between unemployment rate and home prices over the same time period? 2015-08-13T17:44:44.107

2 Multiple Cross-correlation 2015-09-11T09:48:31.393

2 Cross-validated cross-correlation 2015-09-17T12:17:17.710

2 Correlation as a time series 2015-10-08T06:55:48.477

2 How to detect inversions in the behavior of two time series through an online algorithm? 2015-11-10T10:37:30.760

2 Cross-correlation of two autocorrelated signals (removing autocorrelation with ARIMA) 2016-02-05T01:34:47.893

2 Distribution of two correlated multivariate normal distributions 2016-02-29T18:42:30.490

2 Pearson correlation coefficient for lagged time series 2016-03-06T05:45:41.247

2 Correlation between spatial distributions 2016-05-02T10:57:32.830

2 Identifying lagged effects / Distributed Lag Model 2016-07-08T09:55:56.550

2 Averaging several cross-correlations 2016-10-17T09:31:29.297

2 Pairwise correlations of time series variables 2016-12-26T18:36:23.220

2 Interpreting output from cross correlation function in R 2016-12-30T01:46:43.447

2 Find correlation between two time series. Theory and practice (R) 2017-01-16T20:41:22.613

2 How to model spatial covariance using Gaussian processes 2017-04-06T11:30:15.497

2 Correlation between several time series 2017-05-09T10:04:13.067

2 PCA is to CCA as ICA is to? 2017-06-09T15:47:39.103

2 Tests for comparing periodicity 2017-07-10T15:59:19.050

2 Cross-correlation of two non-stationary time series? 2017-11-22T22:32:31.490

1 Calculate Cross Correlation of two matrices of the 'Values Vs. Time' representation 2011-03-01T03:21:16.320

1 How to determine if a given signal is time-correlated? 2011-03-22T06:54:59.047

1 How can I test the significance of the correlation coefficient? 2011-05-31T20:57:49.140

1 When was the cross-correlation function invented? And what was the motivation behind it? 2011-07-14T03:25:31.993

1 Cross-matrix inference and correlations 2011-08-05T14:39:33.770

1 Canonical correlation and prediction 2011-09-08T13:40:00.610

1 A reliable measure of series similarity - correlation just doesn't cut it for me 2012-01-16T10:51:13.367