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function [OT DT] = hemomodel(omega, tc, tv, phi_a, phi_c, phi_v) S0 = 0.98; T0 = 2.3; alpha = 0.8; O = S0*T0/(phi_a+phi_c+phi_v) ... *(phi_a + phi_c*(exp(-alpha*tc+1j*omega*tc)-1)./(-alpha*tc+1j*omega*tc) ... + phi_v*(exp(1j*omega*tv)-1)./(1j*omega*tv).*exp(-alpha*tc+1j*omega*tc)); T = T0/(phi_a+phi_c+phi_v) ... *(phi_a + phi_c*(exp(1j*omega*tc)-1)./(1j*omega*tc) ... + phi_v*(exp(1j*omega*tv)-1)./(1j*omega*tv).*exp(1j*omega*tc)); D = T - O; OT = O./T; DT = D./T; £¨³õʼֵµÄ»°¡£¿ÉÒÔ³¢ÊÔÕâ¸ö¡£tc=0.5,tv=1,phi_a=0.005,phi_v=0.005,phi_c=0.015£© ÉÏÃæµÄÊÇÒ»¸ö¸´Êýº¯Êý¡£ÎÒÓÐʵÑéÊý¾ÝOT,DT¡£ÏÖÔÚÐèÒªµÄÊÇͨ¹ýÒÑÖªµÄOT,DTÊý¾Ý½øÐÐÄâºÏº¯ÊýÖÐϵÊýµÄtc,tv,phi_a,phi_v,phi_c. ÄâºÏ³öÀ´µÄϵÊý±ØÐëÊÇʵÊý¡£ ÎÒÊÇ´ÓһƬÎÄÏ×Öп´µ½µÄÂÛÎÄ£¬ËûÃÇÊÇʹÓÃmatlabÖеĺ¯Êýlsqcurvefit½øÐÐÄâºÏµÄ¡£ÎÒ±¾ÈËÓô˺¯ÊýÄâºÏµÄʱºòÓöµ½ÁË2¸öÎÊÌâ¡£ 1.lsqcurvefitº¯Êý¶Ô¸´Êýº¯ÊýÄâºÏ£¬³öÏֵĸ´Êý¡£´Ëº¯ÊýµÄϵÊýÊÇÓÐÎïÀíÒâÒåµÄ£¬²»¿ÉÄÜÊǸ´Êý£¬ÎÒ²»ÖªµÀÔõôµ÷ÊÔ... 2.lsqcurvefitº¯ÊýÒ»´ÎÖ»ÄÜÄâºÏÒ»Ìõº¯Êý¡£¶øOT,DTÏÔÈ»ÊÇÏ໥¹ØÁªµÄ£¬Èç¹û·Ö¿ªÄãºÍOT,DTµÄ»°£¬ÄâºÏµÄ²ÎÊý½á¹û²»Ò»Ñù¡£ СµÜ°ÝÍдó¼ÒÁË£¬ÎÒ×Ô¼ºÄâºÏÁ˺ܾÃÁË.»¹ÊDz»Ðа¡£¡£¡@laosam280 |
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