bed boundary indicator to suppress the horns e g u03b4 p u03b4 c k u00b7 1 2 u2062 u03c0 u2062 u222b u03c0 u03c0 u2062 uf605 i u2061 u03b3 uf606 u2062 u2062 u2146 u03b3 17 where k is chosen to provide optimal removal of the horns in some embodiments k u2212 u00bd the compensation can alternatively be done in the resistivity domain in block 432 the processed phase difference u03b4 p or the resistivity determined from the processed phase difference r u03b4 p is plotted as a function of tool position as additional measurements are made processed and plotted the user is provided with a formation resistivity log in block 434 a check is made to determine if additional measurements are available if so the process repeats beginning with block 405 the foregoing method has been described as a simple sequence of actions for illustrative purposes in practice various method actions may be performed concurrently and independently by different tool components in some embodiments transmitters of different frequencies may be used to enable simultaneous measurements using both transmitters as mentioned above fig5 shows an illustrative log of the compensated phase difference 502 as calculated from equation 5 for a fifty foot bed of 50 u03c9m resistivity a log of the bed boundary indicator 504 as calculated from equation 5 is also shown finally there is shown a log of the processed phase difference 506 that results from the calculation of equation 17 a comparison of logs 502 and 506 reveal that the disclosed processing method nearly eliminates the.