View full-text article in PMC Entropy (Basel). 2019 Mar 23;21(3):318. doi: 10.3390/e21030318 Search in PMC Search in PubMed View in NLM Catalog Add to search Copyright and License information © 2019 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/). PMC Copyright notice Table 1. Parameters of the algorithms. No. Algorithm Parameter Setting Year Reference 1 WOA-DE CR=0.9(crossover rate),SF=0.5(scaling factor) — — 2 WOAOA a∈[0,2] 2016 [21] 3 SSA c1∈[0,2] 2017 [42] 4 SCA r1∈[0,2] 2016 [43] 5 ALO ω∈[2,6](constant) 2015 [44] 6 HSO HMCR=0.9,PAR=0.3(pitch adjusting rate) 2001 [45] 7 BA ri∈[0,1](rate of pluse emission),Ai∈[1,2](loudness value) 2015 [46] 8 PSO c1=c2=2,w∈[0.4,0.9],vmax=25.5 1995 [47] 9 BDE a∈[0,1](beta distribution parameter) 2018 [49] 10 IDSA — 2018 [50]