User Vadim

1

6

votes

3

answers

241

views

Time series forecasting: from ARIMA to LSTM

Jul 28 at 1:14 mikeaalv 11

2

6

votes

2

answers

188

views

ANOVA: life after rejecting the null hypothesis

machine-learning anova clustering outliers tukey-hsd

Dec 31 at 11:45 Vadim 931

2

3

votes

1

answer

39

views

Number of parameters and neural networks

machine-learning neural-networks aic overfitting parameterization

Jun 25 at 20:07 James 371

3

votes

3

answers

250

views

PCA for probability vectors

pca dimensionality-reduction assumptions gaussian-mixture compositional-data

Nov 27 at 19:43 Manuel 1,262

2

votes

0

answers

19

views

Testing similarity of time series

time-series garch kolmogorov-smirnov

Jun 3 at 7:43 Vadim 931

2

votes

2

answers

49

views

Positive sums of small quantities at low resolution

normal-distribution continuous-data central-limit-theorem lognormal discrete-data

Nov 29 at 14:21 Vadim 931

1

2

votes

2

answers

434

views

Clustering vectors which values are probabilities (summing to 1)

probability clustering compositional-data

Nov 8 '17 at 8:25 ttnphns 46.5k

1

vote

1

answer

22

views

What is embedding? (in the context of dimensionality reduction)

pca terminology dimensionality-reduction multidimensional-scaling embeddings

Sep 15 at 9:14 Tim♦ 85k

1

vote

0

answers

43

views

Estimating mean: Median vs. Huber

mean median robust

Mar 9 at 15:35 Vadim 931

1

vote

0

answers

16

views

Asymmetric robust regression

regression distributions outliers robust symmetry

Dec 22 at 13:26 kjetil b halvorsen 47.8k

1

vote

0

answers

59

views

Robust common mean inference

regression anova t-test outliers robust

Dec 17 at 11:06 Vadim 931

1

vote

1

answer

44

views

Robust regression with M-estimators

regression bayesian ridge-regression robust m-estimation

Dec 4 at 11:31 Glen_b 241k

1

vote

1

answer

31

views

Comparing two groups of measurements with missing values

hypothesis-testing variance t-test missing-data

Nov 21 at 12:23 Bernhard 4,914

1

vote

0

answers

13

views

Random variables with known ratios

bayesian anova small-sample frequentist penalized

Nov 13 at 14:44 Vadim 931

0

votes

0

answers

10

views

Yule (preferential attachment process vs. birth&death process

stochastic-processes markov-process

Sep 18 at 10:21 Vadim 931

0

votes

1

answer

20

views

Marginalizing multivariate Gaussian distribution

normal-distribution multivariate-normal marginal

Sep 3 at 13:47 Sergio 5,170

0

votes

1

answer

31

views

Equivalence between ARIMA and HMM

forecasting arima references hidden-markov-model

Aug 18 at 15:37 Richard Hardy 41.5k

0

votes

0

answers

12

views

Artificial neural networks as directed acyclic graphs (ANNs as DAGs)

neural-networks backpropagation dag

Jul 28 at 11:32 Vadim 931

0

votes

0

answers

21

views

Importance sampling and Metropolis MC

bayesian monte-carlo importance-sampling sequential-monte-carlo

Jul 2 at 14:20 Vadim 931

0

votes

0

answers

16

views

Advantages of using PACF

arima autocorrelation autoregressive acf-pacf box-jenkins

Jun 12 at 20:36 Richard Hardy 41.5k

0

votes

1

answer

25

views

Neural network regression with constraint

neural-networks loss-functions perceptron

May 18 at 13:03 Tim♦ 85k

0

votes

0

answers

16

views

Fast robust location and scale estimate in python

python scikit-learn robust m-estimation

Mar 24 at 14:29 Vadim 931

0

votes

0

answers

36

views

Breakdown of the median

median estimators robust

Mar 8 at 14:48 Vadim 931

0

votes

0

answers

17

views

Outlier detection with EM

outliers expectation-maximization robust

Dec 18 at 10:50 Vadim 931

0

votes

0

answers

16

views

Using expectation maximization for robust regression

estimation expectation-maximization robust

Dec 18 at 10:39 Vadim 931

0

votes

1

answer

22

views

When to use RANSAC?

machine-learning outliers small-sample robust

Dec 16 at 16:33 Tim♦ 85k

0

votes

0

answers

54

views

Distribution for strictly positive variables

mathematical-statistics normal-distribution central-limit-theorem lognormal

Nov 5 at 14:09 Vadim 931

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27 Questions

Time series forecasting: from ARIMA to LSTM

ANOVA: life after rejecting the null hypothesis

Number of parameters and neural networks

PCA for probability vectors

Testing similarity of time series

Positive sums of small quantities at low resolution

Clustering vectors which values are probabilities (summing to 1)

What is embedding? (in the context of dimensionality reduction)

Estimating mean: Median vs. Huber

Asymmetric robust regression

Robust common mean inference

Robust regression with M-estimators

Comparing two groups of measurements with missing values

Random variables with known ratios

Yule (preferential attachment process vs. birth&death process

Marginalizing multivariate Gaussian distribution

Equivalence between ARIMA and HMM

Artificial neural networks as directed acyclic graphs (ANNs as DAGs)

Importance sampling and Metropolis MC

Advantages of using PACF

Neural network regression with constraint

Fast robust location and scale estimate in python

Breakdown of the median

Outlier detection with EM

Using expectation maximization for robust regression

When to use RANSAC?

Distribution for strictly positive variables