Pattern Recognition of the Vertical Hydraulic Fracture Shapes in Coalbed Methane Reservoirs Based on Hierarchical Bi-LSTM Network

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Fluid volume (m<sup>3</sup>)</td><td class="align_center">Proppant volume (m<sup>3</sup>)</td><td class="align_center">Proppant ratio (%)</td><td class="align_center">Rate (m³/min)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">406.5</td><td class="align_center">45.27</td><td class="align_center">13.92</td><td class="align_center">0.67–6.55</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Complexity

tab3

Table 3

Table 3: Pattern Recognition of the Vertical Hydraulic Fracture Shapes in Coalbed Methane Reservoirs Based on Hierarchical Bi-LSTM Network 