diff --git a/README.adoc b/README.adoc index 4dca312..4b0337d 100644 --- a/README.adoc +++ b/README.adoc @@ -12,7 +12,7 @@ image:http://latex.codecogs.com/gif.latex?h(x)%20=%20\theta_{0}%20+%20\sum_{j=1} This plugin enhances Elasticsearch's query engine by new aggregations and a score function to make use of linear regression for data stored in Elasticsearch. -The [aggregations](#aggregations) utilize the index data during search +The <> utilize the index data during search as training data for estimating a linear regression model in order to expose information like: * prediction / forecasting of a value for the target variable, @@ -22,13 +22,14 @@ as training data for estimating a linear regression model in order to expose inf Estimation is performed regarding the https://en.wikipedia.org/wiki/Ordinary_least_squares[OLS] (ordinary least-squares) approach over the search result set. -The [score function](#score-function) allows to rank the documents given the coefficients of the estimated model +The <> allows to rank the documents given the coefficients of the estimated model by the error term. This may help * to identify breakouts or rather outliers, * to be used for recommending documents matching best the regression model. +[[aggregations]] ## Aggregations Both aggregations are numeric aggregations that estimate the linear regression coefficients image:http://latex.codecogs.com/gif.latex?\theta_0,%20\theta_1,%20\theta_2,.%20.%20.,%20\theta_C%20[]