A Genetic Algorithm Model for Human Resource Management Optimization in the Internet Marketing Era

Table 1

Symbol definitions.

Problem parameters	Symbolic meaning
	Activity z of project y
Uyz	Immediately preceding activity set of activity z of item y.
TU	Total number of projects
Ty	Total number of activities for project y
TR	Total number of employees x
N	Upper limit of multiproject construction period
Nyz	Work quota for activity z of project y
Tyz	Set the number of employees assigned to activity z in project y.
Tx	Set the maximum number of employees that can be allocated in each period.
Zxyz	Man hour factor for employee x to complete activity z of project y.
x ∈	Employee x is in the personnel combination of mode .
B(y, z)	Set of feasible execution modes for activity z of project y. B (y, z) is composed of execution modes that simultaneously satisfy formulas (1), (2) and (8).
K	Number of types of material K
Uk	Unit price of material K
Lyzk	Limit of material k for activity z of project y
Φxk	Employee x’s material k consumption rate
Jyzwn	The activity z of project y adopts mode and starts at time n. The value is 1. Otherwise, the value is 0.
Ixyzn	When employee x is assigned to activity z of project y in time period, the value is 1. Otherwise, the value is 0.
Φyzwk	The sum of the consumption rate of material k under the employee combination of mode for activity z of project y,
dyzw	Construction period of activity z of project y when mode is adopted. The value of dyzw is the smallest integer satisfying formulas (1) and (2) below.