Tag: computational-statistics

146 Does Julia have any hope of sticking in the statistical community? 2012-04-01T22:56:09.113

51 What algorithm should I use to detect anomalies on time-series? 2015-05-16T21:10:31.350

48 Excel as a statistics workbench 2010-10-07T17:44:32.840

39 What algorithm is used in linear regression? 2010-08-18T13:30:31.750

27 Statistics concept to explain why you're less likely to flip the same number of heads as tails, as the number of flips increases? 2015-11-19T00:26:11.233

18 Command-line tool to calculate basic statistics for stream of values 2012-03-20T13:04:56.573

15 Do some of you use Google Docs spreadsheet to conduct and share your statistical work with others? 2010-10-01T17:21:51.887

14 What books provide an overview of computational statistics as it applies to computer science? 2010-08-13T22:35:50.853

13 Making sense out of statistics theory and applications 2011-02-02T14:26:45.833

13 How to fit a discrete distribution to count data? 2013-07-31T21:52:00.557

13 What are some important uses of random number generation in computational statistics? 2018-01-31T15:03:30.250

12 Updating linear regression efficiently when adding observations and/or predictors in R 2011-06-13T14:01:30.360

12 How do ABC and MCMC differ in their applications? 2016-05-26T06:00:46.783

12 Closed form solution to lasso problem when data matrix is diagonal 2016-11-07T21:19:34.117

11 What is this "maximum correlation coefficient"? 2011-04-19T22:41:27.670

11 How can I optimise computational efficiency when fitting a complex model to a large data set repeatedly? 2012-06-22T14:51:02.430

10 Testing statistical software 2011-02-24T10:16:34.377

10 Finding a comparable Control group for a treatment group? 2012-07-06T00:20:02.343

10 Outlier Detection in Time-Series: How to reduce false positives? 2014-10-17T10:17:55.257

10 Inverse covariance matrix vs covariance matrix in PCA 2016-03-31T13:13:16.727

9 Fast computation/estimation of a low-rank linear system 2011-06-23T12:58:19.580

9 Using computer simulations to better understand statistical concepts at the graduate level 2012-10-03T19:18:33.210

9 How to find optimal values for the tuning parameters in boosting trees ? 2014-06-15T22:45:20.373

9 Is it possible in R (or in general) to force regression coefficients to be a certain sign? 2014-06-26T16:46:48.783

9 Mathematica's random number generator deviating from binomial probability? 2015-02-02T04:20:11.253

9 How to sample from discrete distribution on the non-negative integers? 2015-12-30T12:58:08.860

9 Algebraic classifiers, more information? 2016-02-22T15:03:39.597

9 Can someone explain like I am 5 year-old about this problem from Hastie's ESL Book? 2016-08-31T14:35:21.907

8 Symbolic computer algebra for statistics 2011-05-04T20:32:27.960

8 How can I compute a posterior density estimate from a prior and likelihood? 2011-07-20T17:02:38.780

8 Bootstrap vs numerical integration 2012-03-26T03:48:19.153

8 Nonparametric mixture model and clusters 2014-05-25T20:49:37.757

8 How could stochastic gradient descent save time comparing to standard gradient descent? 2016-08-27T15:25:59.057

7 Properties of spectral decomposition 2012-05-12T21:04:56.143

7 What is the difference between 'Laplace approximation' and 'Modified harmonic mean'? 2012-12-03T08:38:04.163

7 The gradient of a bivariate probit model 2013-01-24T20:40:38.893

7 How to statistically compare two algorithms across three datasets in feature selection and classification? 2013-02-06T02:34:02.470

7 Why is gradient descent required? 2016-05-15T03:05:19.660

7 Is functional analysis and hilbert spaces useful in machine learning? If so, how? 2017-05-14T13:06:33.910

6 Given the advancements in statistical testing, can estimating correlations be an end in itself? 2011-09-30T06:42:35.957

6 Multivariate analysis techniques for fMRI data 2012-10-14T20:49:52.177

6 How do I get the amplitude and phase for sine wave from lm() summary? 2013-11-24T21:38:32.380

6 Advice on sensitivity analysis for priors in Bayesian statistics 2014-03-25T21:44:20.597

6 Advantage of multiple simulations in old-fashioned Monte Carlo? 2014-07-10T14:26:42.453

6 How to validate if a sample is independent and identically distributed 2014-12-26T17:31:18.897

6 Which statistical methods could I use to determine if a price is good, based on a history of prices? 2014-12-30T13:50:12.787

6 Estimate mean & standard deviation of set S if I know stats of an inner set and outer set 2015-01-28T15:23:54.403

6 Efficient/fast Mahalanobis distance computation 2015-04-19T18:19:32.923

6 Books for statistical computing course? 2015-10-21T03:10:32.927

6 What is the best way to detect repetition in xyz data for purposes of splitting data? 2016-06-22T22:16:23.533

6 How do iterative methods for solving maximizing likelihood problems work? 2016-07-20T07:02:36.347

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

5 Should you use normalized or non-normalized data to develope your model? 2012-09-01T10:29:06.670

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

5 Calculating pointwise mutual information between two strings 2013-12-28T11:32:45.083

5 Given two sets, how can I say statistically if they are similar/different 2014-04-01T03:57:18.250

5 Is there a convenient form for this large covariance matrix? 2014-08-08T14:45:01.860

5 Time Series Anomaly Detection with Python 2014-10-23T05:57:44.383

5 Hierarchical Gamma-Poisson CDF? 2015-01-07T19:41:44.160

5 Pitfalls in Fitting Nonlinear Models by Transforming to Linearity 2015-03-06T20:32:23.987

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

5 What good are Rademacher bounds? 2017-05-30T23:11:49.630

4 Bayesian analysis of data 2011-06-26T15:05:36.873

4 How much RAM is needed for simulation studies using R? 2011-07-07T16:43:40.993

4 How to compute importance sampling? 2012-02-13T18:59:26.113

4 Pie charts vs. dot plots 2012-08-15T15:10:50.720

4 What is the current 'standard' for modern statistical computing hardware? 2013-07-03T17:36:17.010

4 What is the standard procedure for evaluating a user-based CF algorithm with a dataset offline? 2013-08-02T09:30:42.730

4 Symmetrised Kullback - Leibler divergence 2013-08-12T03:06:39.917

4 How to measure student skill level based on a set of questions answered at different points in time and of different difficulties levels? 2013-09-19T19:53:44.663

4 How to split nodes in regression trees 2014-02-05T07:08:29.660

4 Statistics for Area under the ROC curve 2014-02-26T16:55:18.363

4 Is this problem Bayesian? And can I use variational approximation? 2014-09-25T04:58:46.120

4 Find the expectation and covariance of a stochastic process 2015-01-12T02:55:57.100

4 Studying complex systems (complexity) 2015-03-27T13:28:04.500

4 Cholesky factorization and forward substitution less accurate than inversion? 2015-04-22T01:00:59.787

4 An alternative to *The Statistical Sleuth*? 2015-06-01T17:34:24.613

4 Why do floating point random number methods exclude 1.0 in distribution 2015-09-19T17:11:54.347

4 Kurtosis, bias, unbiased and statistics 2015-09-29T01:05:09.227

4 Duplicating data in ML training 2015-12-23T07:58:05.883

4 Posterior distribution of parameter 2016-03-06T13:36:00.187

4 Gibbs sampling and conditional distribution 2016-06-05T15:49:59.750

4 Can Cook's distance plot only be used for least squares regression? 2016-07-28T13:46:08.473

4 Need some OLS model help 2016-10-04T19:40:44.383

4 What is the feasibility to run linear model for large amount of data? 2017-03-27T14:44:37.343

4 Metrics to identify the presence of more than one circle in a set of (x,y) coordinates 2017-08-03T12:36:12.660

4 sampling from an unnormalised distribution 2018-02-23T10:57:27.467

3 Which method to use for anomaly detection? 2011-01-10T16:58:37.693

3 Computing platform for R: System76 Linux laptop with dual core i5 or quad core i7? 2011-02-13T16:53:46.697

3 What are possible reasons for differences in numerical output from the same procedures performed in different statistical packages? 2012-08-09T13:53:52.993

3 Bayes decision boundary of Figure 2.5 in Elements of Statistical Learning 2012-09-05T17:39:14.230

3 Using the rejection sampling with the method of inversion 2012-10-24T15:47:55.513

3 What is the computational complexity of the EM algorithm? 2012-12-27T07:48:43.813

3 Most relevant algorithms for Collaborative Filtering to test against 2013-01-03T02:46:24.353

3 Graphical representation of cross-validation errors for regression 2013-03-05T13:40:25.463

3 Is it possible to compare two feature selections algorithms by cross-validations? 2013-03-28T01:44:37.880

3 Computing values of the Lilliefors c.d.f 2013-05-08T16:45:57.413

3 How to visually show the convergence of a process? 2013-06-30T15:37:20.647

3 How to model distributions which are not normally distributed 2013-07-10T20:56:51.857