ISBN 10: 7511453945 ISBN 13: 9787511453945
Da: liu xing, Nanjing, JS, Cina
EUR 88,98
Quantità: 3 disponibili
Aggiungi al carrellopaperback. Condizione: New. Paperback. Pub Date: 2019-06-01 Pages: 120 Language: Chinese Publisher: China Petrochemical Press. Tight Sandstone Reservoir NMR Log Evaluation Method. starting from improving the signal-to-noise ratio of NMR logging data. it analyzes the Wavelet packet threshold algorithm and wavelet packet threshold adaptive filtering algorithm for nuclear magnetic resonance echo data denoising method.?When analyzing the wavelet packet threshold algorithm. it is found that sym7 is a wavelet packet basis fun.