User Vadim

1

6

votes

3

answers

300

views

Time series forecasting: from ARIMA to LSTM

Jul 28 at 1:14 mikeaalv 11

2

6

votes

2

answers

202

views

ANOVA: life after rejecting the null hypothesis

machine-learning anova clustering outliers tukey-hsd

Dec 31 '19 at 11:45 Vadim 1,018

3

4

votes

1

answer

50

views

Number of parameters and neural networks

machine-learning neural-networks aic overfitting parameterization

Jun 25 at 20:07 James 391

3

votes

1

answer

60

views

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

pca terminology dimensionality-reduction multidimensional-scaling embeddings

Sep 15 at 9:14 Tim♦ 88.5k

3

votes

3

answers

266

views

PCA for probability vectors

pca dimensionality-reduction assumptions gaussian-mixture compositional-data

Nov 27 '19 at 19:43 Manuel 1,292

2

votes

1

answer

31

views

Relation between hazard and survival functions

survival cox-model hazard proportional-hazards

Oct 23 at 9:12 Vadim 1,018

2

votes

0

answers

24

views

Testing similarity of time series

time-series garch kolmogorov-smirnov

Jun 3 at 7:43 Vadim 1,018

2

votes

2

answers

51

views

Positive sums of small quantities at low resolution

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

Nov 29 '19 at 14:21 Vadim 1,018

1

2

votes

2

answers

466

views

Clustering vectors which values are probabilities (summing to 1)

probability clustering compositional-data

Nov 8 '17 at 8:25 ttnphns 47.7k

1

vote

0

answers

69

views

Estimating long-term side effects of anti-covid vaccines in short time (statistical design of clinical trials)

survival censoring clinical-trials

Dec 31 at 14:43 whuber♦ 255k

1

vote

1

answer

64

views

Recurrent events analysis software (python)

python survival cox-model recurrent-events

Oct 23 at 21:47 EdM 42k

1

vote

0

answers

48

views

Estimating mean: Median vs. Huber [closed]

mean median robust

Mar 9 at 15:35 Vadim 1,018

1

vote

0

answers

19

views

Asymmetric robust regression

regression distributions outliers robust symmetry

Dec 22 '19 at 13:26 kjetil b halvorsen♦ 52k

1

vote

0

answers

60

views

Robust common mean inference

regression anova t-test outliers robust

Dec 17 '19 at 11:06 Vadim 1,018

1

vote

1

answer

51

views

Robust regression with M-estimators

regression bayesian ridge-regression robust m-estimation

Dec 4 '19 at 11:31 Glen_b 244k

1

vote

1

answer

40

views

Comparing two groups of measurements with missing values

hypothesis-testing variance t-test missing-data

Nov 21 '19 at 12:23 Bernhard 6,014

1

vote

0

answers

14

views

Random variables with known ratios

bayesian anova small-sample frequentist regularization

Nov 13 '19 at 14:44 Vadim 1,018

0

votes

0

answers

5

views

Comparing sparse vectors

correlation spearman-rho sparse

Jan 19 at 6:44 Vadim 1,018

0

votes

1

answer

25

views

Renewal process vs inhomogeneous Poisson process?

modeling survival stochastic-processes cox-model poisson-process

Nov 1 at 18:39 EdM 42k

0

votes

1

answer

18

views

Nelson-Aalen estimator for recurrent events

survival cox-model recurrent-events

Oct 23 at 9:03 Vadim 1,018

0

votes

1

answer

19

views

Yule (preferential attachment process vs. birth&death process

stochastic-processes markov-process

Oct 17 at 7:43 Vadim 1,018

0

votes

0

answers

18

views

Baseline hazard and survival curves in Cox regression [duplicate]

survival cox-model hazard proportional-hazards

Oct 16 at 9:50 Vadim 1,018

0

votes

1

answer

40

views

Marginalizing multivariate Gaussian distribution

normal-distribution multivariate-normal marginal

Sep 3 at 13:47 Sergio 5,285

0

votes

1

answer

76

views

Equivalence between ARIMA and HMM

forecasting arima references hidden-markov-model

Aug 18 at 15:37 Richard Hardy 43.8k

0

votes

0

answers

25

views

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

neural-networks backpropagation dag

Jul 28 at 11:32 Vadim 1,018

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 1,018

0

votes

0

answers

16

views

Advantages of using PACF

arima autocorrelation autoregressive acf-pacf box-jenkins

Jun 12 at 20:36 Richard Hardy 43.8k

0

votes

1

answer

55

views

Neural network regression with constraint

neural-networks loss-functions perceptron

May 18 at 13:03 Tim♦ 88.5k

0

votes

0

answers

31

views

Fast robust location and scale estimate in python

python scikit-learn robust m-estimation

Mar 24 at 14:29 Vadim 1,018

0

votes

0

answers

38

views

Breakdown of the median

median estimators robust

Mar 8 at 14:48 Vadim 1,018

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32 Questions

Time series forecasting: from ARIMA to LSTM

ANOVA: life after rejecting the null hypothesis

Number of parameters and neural networks

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

PCA for probability vectors

Relation between hazard and survival functions

Testing similarity of time series

Positive sums of small quantities at low resolution

Clustering vectors which values are probabilities (summing to 1)

Estimating long-term side effects of anti-covid vaccines in short time (statistical design of clinical trials)

Recurrent events analysis software (python)

Estimating mean: Median vs. Huber [closed]

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

Comparing sparse vectors

Renewal process vs inhomogeneous Poisson process?

Nelson-Aalen estimator for recurrent events

Yule (preferential attachment process vs. birth&death process

Baseline hazard and survival curves in Cox regression [duplicate]

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