Logging-while-drilling formation dip interpretation based on long short-term memory

SUN Qifeng,LI Na,DUAN Youxiang,LI Hongqiang,TANG Haiquan

Table 3 Comparison of the interpretation results of the formation dip obtained after the interpretation of the real-time data while drilling using the method in this article and the manual method.

Depth/ m Interpretation results of the method in this paper/(°) Results of manual interpretation/(°) Absolute error/(°) 2 392.7 52.83 57.76 4.93 2 395.9 60.37 58.87 1.50 2 400.4 75.29 74.40 0.89 2 402.6 78.97 78.98 0.01 2 418.7 75.02 74.43 0.59 2 426.0 74.13 74.44 0.31 2 439.3 51.23 50.29 0.94 2 445.3 69.23 70.45 1.22 2 447.5 72.38 2 450.2 56.98 56.45 0.53 2 452.8 79.11 76.02 3.09