5MANN G K I, HU Bao-gang,GOSINE R G. Analysis of di- rect action fuzzy PID controller structures[ J]. IEEE Trans- actions on Systems, Man, and Cybernetics:Part B, Cy- bernetics, 1999, 29 ( 3 ) :371-388.
6JUANG Y T, CHANG Y T, HUANG C P. Design of fuzzy PID controllers using modified triangular membership func- tions [ J ]. Information Sciences, 2008, 178 ( 5 ) : 1325- 1333.
7SANCHEZ E N, BECERRA H M, VELEZ C M. Combi- ning fuzzy, PID and regulation control for an autonomous mini-helicopter [ J ] . Information Sciences, 2007, 177 (10) :1999-2022.
8QUDDUS M A, NOLAND R B, OCHIENG W Y. High ac- curacy fuzzy logic based map matching algorithm for road transport [ J ]. Journal of Intelligent Transportation Sys- tents:Technology, Planning, and Operations, 2006, 10 (3) :103-115.