1 Introduction

2 The multi objective knapsack literature
2.1 The MOKP
2.2 The MOMKP

3 New approach
3.1 Presentation
3.2 Adaptation of 2PPLS to the MOMKP

4 Data and reference sets

5 Results
5.1 Study of the influence of the quality of the initial population
5.2 Study of the influence of the length of the neighborhood
5.3 Comparison with other algorithms on bi objective instances
5.4 Comparison between MEMOTS and 2PPLS on bi objective instances
5.5 Three-objective instances
5.6 MOKP

6 Conclusion and perspectives