Package model_descriptions :: Module logit_l1_sparse_split
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Module logit_l1_sparse_split

source code

This module contains functions for logit l1 calculation

Functions [hide private]
 
logit_l1_sparse_fnc(w, mu, indexes, vectors, step, y)
logit l1 sparse function
source code
double
compute_loss_fnc(w, indexes, vectors, y)
Calculates and returns loss function
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Function Details [hide private]

logit_l1_sparse_fnc(w, mu, indexes, vectors, step, y)

source code 

logit l1 sparse function

Parameters:
  • w (vector) - model vector
  • mu (double) - mu
  • indexes (vector) - indexes vector of the example's feature vector
  • vectors (vector) - vector values of the example's feature vector
  • step (double) - steps of the incremental stage
  • y (number) - label of the example

compute_loss_fnc(w, indexes, vectors, y)

source code 

Calculates and returns loss function

Parameters:
  • w (vector) - model vector
  • indexes (vector) - indexes vector of the example's feature vector
  • vectors (vector) - vector values of the example's feature vector
  • y (number) - label of the example
Returns: double
returns loss function value