**Daily update | 04 April, 2022**

# StackExchange

#### NLP text representation techniques that preserve word order in sentence?

**Source:** datascience**Views:** 19**Score:** 2**Tags:** nlp feature-engineering text-mining feature-extraction text

#### Deriving Squared Loss Function from Normality Assumption of Output and Likelihood of Parameter

**Source:** stats**Views:** 11**Score:** 2**Tags:** regression machine-learning probability loss-functions

#### Why do some poeple claim, that choice of the working correlation in GEE doesn't affect the marginal coefficients?

**Source:** stats**Views:** 14**Score:** 2**Tags:** regression covariance-matrix generalized-estimating-equations

#### How does changing the training/test ratio, affect the RSE ans R2 metrics?

**Source:** stats**Views:** 19**Score:** 2**Tags:** machine-learning multiple-regression train-test-split

#### Is this statement of a stationary density function correct?

**Source:** stats**Views:** 22**Score:** 2**Tags:** probability density-function stochastic-processes stationarity