【正文】 ,6452 XWAVE_64C(I)=CMPLX(XWAVE(I),) CALL DFT(64,XWAVE_64C,) DO 53 I=1,6453 XWAVE_R(I)=REAL(XWAVE_64C(I)) DO 54 I=1,6454 XWAVE_I(I)=AIMAG(XWAVE_64C(I)) DO 55 I=1,6455 XWAVE_64ZS(I)=SQRT(XWAVE_R(I)**2+XWAVE_I(I)**2) WRITE(6,*)(XWAVE_64ZS(I),I=1,64) CLOSE(6) OPEN(7,FILE=39。,STATUS=39。,FORM=39。) READ(1,*)(X(I),I=1,100)CCCCCCCCCCCCCCC低通濾波器CCCCCCCCCCCCC DO 10 I=50,50 IF ()THEN H(I)=2*F*PI/PI ELSE H(I)=SIN(2*PI*F*I*DT)/(PI*I*DT) END IF10 CONTINUE CALL CON(X,H,Y_LINEAR,100,101,200)CCCCCCCCCCCC輸出濾波后的數(shù)據(jù)CCCCCCCCCCCCCCC OPEN(2,FILE=39。,STATUS=39。,FORM=39。) DO 20 I=1,10020 X2(I)=X(I) X2(100)= CALL CIRCON(X2,H,Y_CIRCLE,101) WRITE(3,*)(Y_CIRCLE(I),I=1,101) CLOSE(3)CCCCCCC 線性卷積輸出點等于圓周卷積 CCCCCC OPEN(4,FILE=39。,STATUS=39。,FORM=39。) READ(1,*)(R(I),I=1,200)CCCCCCCCCCCCCC 求合成地震記錄 CCCCCCCCCCCCCC CALL CON(R,B,X_CONV,200,12,211)CCCCCCCCCCCC 求地震子波的自相關 CCCCCCCCCCCC CALL AUTCOR(211,211,X_CONV,RXX)CCCCCCCCCCCCCCC 求反濾波因子 CCCCCCCCCCCCCCC CALL PEO(211,RXX,A) OPEN(2,FILE=39。,STATUS=39。,FORM=39。) WRITE(3,*)(A_CONV(I),I=1,270) CLOSE(3) CLOSE(2) CLOSE(1) ENDCCCCCCCCCCCCCCC 褶積子程序 CCCCCCCCCCCCCCCC SUBROUTINE CON(A,B,C,I,J,K) DIMENSION A(I),B(J),C(K) DO 1 K1=1,K 1 C(K1)= DO 2 I1=1,I DO 2 I2=1,J II=I1+I21 2 C(II)=C(II)+A(I1)*B(I2)* RETURN ENDCCCCCCCCCCCCCCC 自相關子程序 CCCCCCCCCCCCCCC SUBROUTINE AUTCOR(J,K,C,A) DIMENSION C(J),A(K) DO 7 N=1,K A(N)= I=N DO 6 IN=I,J IL=INN+1 6 A(N)=A(N)+C(IN)*C(IL) 7 CONTINUE RETURN ENDCCCCCCCCCCCCCC 求反濾波因子 CCCCCCCCCCCCCCCC SUBROUTINE PEO(LR,R,A)C PEO IS THE AUXILIARY TOEPLITZ RECURSIONC IT GIVES THE PREDICTIONERROR OPERATOR A(I) DIMENSION R(LR),A(LR) V=R(1) A(1)= IF()RETURN DO 6 L=2,LR D= L3=L1 DO 1 J=1,L3 K=LJ+1 1 D=D+A(J)*R(K) C=D/V IF()GOTO 4 L1=(L2)/2 L2=L1+1 IF()GOTO 3 DO 2 J=2,L2 HOLD=A(J) K=LJ+1 A(J)=A(J)C*A(K) 2 A(K)=A(K)C*HOLD IF(2*)GOTO 4 3 LT3=L2+1 A(LT3)=A(LT3)C*A(LT3) 4 A(L)=C 6 V=VC*D RETURN END9. 零相位轉(zhuǎn)換CCCCCCCCCCC 零相位的轉(zhuǎn)換 CCCCCCCCCCCCC PROGRAM MAIN REAL B(32),B1(32),BC_S(32),B_CONV(32) REAL BC_R(32),BC_I(32) DATA B/0,1,3,5,7,9,10,8,6,4,2,0,1,0,1,2,3,0,1,0,2,1,0,0/ COMPLEX B_C(32),BC_SZ(32) DO 10,I=1,32 IF()THEN B_C(I)=(,) ELSE B_C(I)=CMPLX(B(I),) END IF10 CONTINUE CALL FFT(32,B_C,) DO 20,I=1,32 BC_R(I)=REAL(B_C(I)) BC_I(I)=AIMAG(B_C(I)) BC_S(I)=SQRT(BC_R(I)**2+BC_I(I)**2)20 BC_SZ(I)=CMPLX(BC_S(I),) CALL FFT(32,BC_SZ,) DO 30,I=1,3230 B_CONV(I)=REAL(BC_SZ(I)) OPEN (1,FILE=39。,STATUS=39。,FORM=39。) OPEN(2,FILE=39。,STATUS=39。,FORM=39。) OPEN(2,FILE=39。,STATUS=39。 READ*,N DO 200 J=1,100 X_SAMPLE(J)=X(N,J)200 CONTINUE DO 300 I=1,10 DO 400 J=1,100 TH(J)=X(I,J)400 CONTINUE CALL COAUTCOR(100,100,20,TH,X_SAMPLE,X_CT) DO J=0,19 X_COR(J)=X_CT(J) ENDDO CALL COAUTCOR(100,100,20,X_SAMPLE,TH,X_CT) DO J=0,19 X_COR(J)=X_CT(J) ENDDO MAX=X_COR(19) DO J=18,19 IF((J))THEN MAX=X_COR(J) XDT(I)=J ENDIF ENDDO IF(XDT(I).)THEN DO J=100XDT(I),1,1 X(I,J+XDT(I))=X(I,J) ENDDO DO J=1,XDT(I)1 X(I,J)=0 ENDDO ELSEIF(XDT(I).)THEN DO J=1,100+XDT(I) X(I,J)=X(I,JXDT(I)) ENDDO DO J=101+XDT(I),100 X(I,J)=0 ENDDO ENDIF300 CONTINUE WRITE(2,*)((X(I,J),J=1,100),I=1,10) CLOSE(2) CLOSE(1) ENDCCCCCCCCCCCCC 互相關子程序 CCCCCCCCCCCCC SUBROUTINE COAUTCOR(J,L,K,A,B,C) DIMENSION A(J),B(L),C(K) DO 7 N=1,K C(N)= IF (+1N) THEN MIN=J ELSE MIN=L+1N ENDIF DO 6 IA=1,MIN IB=IA+N1 6 C(N)=C(N)+A(IA)*B(IB) 7 CONTINUE RETURN END【附錄2：有關圖件】。) DO 100 I=1,10 READ(1,*)(X(I,J),J=1,100)100 CONTINUE PRINT*,39。,FORM=39。,STATUS=39。) WRITE(2,*)(B(I),I=1,25) CALL AUTCOR(25,25,B,RBB) CALL PEO(25,RBB,Y0) SUMX= DO 10,I=1,25 CALL CON(B,Y0,C,25,25,49)10 SUMX=SUMX+(C(I))**2 B0(1)=(SUMX) DO 20,I=1,2520 A0(I)=B0(1)*Y0(I) CALL CON(B,A0,G,25,25,49) CALL COAUTCOR(25,49,73,B,G,B0) WRITE(1,*)(B0(I),I=1,73) CLOSE(2) CLOSE(1) END CCCCCCCCCCCC 求反濾波因子 CCCCCCCCCCCC SUBROUTINE PEO(LR,R,A)C PEO IS THE AUXILIARY TOEPLITZ RECURSIONC IT GIVES THE PREDICTIONERROR OPERATOR A(I)