The Expanded Invasive Weed Optimization Metaheuristic for Solving Continuous and Discrete Optimization Problems

Table 5

The parameters of exIWO used for feature selection.

Description	Value (digits)	Value (mocap data)
Population cardinality	100	100
Number of iterations (stop criterion)	1000	1000
Initialization of the first population	Random	Random
Maximum number of seeds sowed by a weed 𝑆max	2	2
Minimum number of seeds sowed by a weed 𝑆min	2	2
Initial value of standard deviation 𝜎init	0.75	8.735
Final value of standard deviation 𝜎fin	0.01	0.01
Nonlinear modulation factor 𝑚	6.46	2.59
Number 𝑘 of neighbours and neighbourhoods examined during the rolling down	2	3
Probability of the dispersing 𝑃disp	0	0.4
Probability of the spreading 𝑃spr	0.2	0.2
Probability of the rolling down 𝑃roll	0.8	0.4
Selection method	Offspring-based	Any