Stock Linguistic

Stock Linguistic Values Representation and Membership Function

Variables

Range of values

BestBuy

Buy

Sell

BestSell

Open Price

BestBuy ( $B{B}_o$ ) $5<B{B}_o\le 27$

Buy ( $B_o$ ) $10<B_o\le 39.7$

Sell ( $S_o$ ) $22<S_o\le 50$

BestSell ( $B{S}_o$ ) $36<B{S}_o\le 50$

${\mu }_{(B{B}_o)}=\{\begin{array}{l}0,B{B}_o<5\\ <1,5\le B{B}_o<12.5\\ 1,B{B}_o=12.5\\ <1,12.5<B{B}_o\le 27\end{array}$

${\mu }_{(B_o)}=\{\begin{array}{l}0,B_o<10\\ <1,10<B_o<25\\ 1,B_o=25\\ <1,25<B_o\le 39.7\end{array}$

${\mu }_{(S_o)}=\{\begin{array}{l}0,S_o<22\\ <1,22<S_o<37.5\\ 1,S_o=37.5\\ <1,37.5<S_o\le 50\end{array}$

${\mu }_{(B{S}_o)}=\{\begin{array}{l}0,B{S}_o<36\\ <1,36<B{S}_o<50\\ 1,B{S}_o=50\end{array}$

High Price

BestBuy ( $B{B}_h$ ) $5<B{B}_h\le 27$

Buy ( $B_h$ ) $10<B_h\le 39.7$

Sell ( $S_h$ ) $22<S_h\le 50$

BestSell ( $B{S}_h$ ) $36<B{S}_h\le 50$

${\mu }_{(B{B}_h)}=\{\begin{array}{l}0,B{B}_h<5\\ <1,5\le B{B}_h<12.5\\ 1,B{B}_h=12.5\\ <1,12.5<B{B}_h\le 27\end{array}$

${\mu }_{(B_h)}=\{\begin{array}{l}0,B_h<10\\ <1,10<B_h<25\\ 1,B_h=25\\ <1,25<B_h\le 39.7\end{array}$

${\mu }_{(S_h)}=\{\begin{array}{l}0,S_h<22\\ <1,22<S_h<37.5\\ 1,S_h=37.5\\ <1,37.5<S_h\le 50\end{array}$

${\mu }_{(B{S}_h)}=\{\begin{array}{l}0,B{S}_h<36\\ <1,36<B{S}_h<50\\ 1,B{S}_h=50\end{array}$

Low Price

BestBuy ( $B{B}_l$ ) $5<B{B}_l\le 27$

Buy ( $B_l$ ) $10<B_l\le 39.7$

Sell ( $S_l$ ) $22<S_l\le 50$

BestSell ( $B{S}_l$ ) $36<B{S}_l\le 50$

${\mu }_{(B{B}_l)}=\{\begin{array}{l}0,B{B}_l<5\\ <1,5\le B{B}_l<12.5\\ 1,B{B}_l=12.5\\ <1,12.5<B{B}_l\le 27\end{array}$

${\mu }_{(B_l)}=\{\begin{array}{l}0,B_l<10\\ <1,10<B_l<25\\ 1,B_l=25\\ <1,25<B_l\le 39.7\end{array}$

${\mu }_{(S_l)}=\{\begin{array}{l}0,S_l<22\\ <1,22<S_l<37.5\\ 1,S_l=37.5\\ <1,37.5<S_l\le 50\end{array}$

${\mu }_{(B{S}_l)}=\{\begin{array}{l}0,B{S}_l<36\\ <1,36<B{S}_l<50\\ 1,B{S}_l=50\end{array}$

Close Price

BestBuy ( $B{B}_c$ ) $5<B{B}_c\le 27$

Buy ( $B_c$ ) $10<B_c\le 39.7$

Sell ( $S_c$ ) $22<S_c\le 50$

BestSell ( $B{S}_c$ ) $36<B{S}_c\le 50$

${\mu }_{(B{B}_c)}=\{\begin{array}{l}0,B{B}_c<5\\ <1,5\le B{B}_c<12.5\\ 1,B{B}_c=12.5\\ <1,12.5<B{B}_c\le 27\end{array}$

${\mu }_{(B_c)}=\{\begin{array}{l}0,B_c<10\\ <1,10<B_c<25\\ 1,B_c=25\\ <1,25<B_c\le 39.7\end{array}$

${\mu }_{(S_c)}=\{\begin{array}{l}0,S_c<22\\ <1,22<S_c<37.5\\ 1,S_c=37.5\\ <1,37.5<S_c\le 50\end{array}$

${\mu }_{(B{S}_c)}=\{\begin{array}{l}0,B{S}_c<36\\ <1,36<B{S}_c<50\\ 1,B{S}_c=50\end{array}$