HARDING PRIZE COMPETITION 2023 | BTS


70 60 50 40 30 20 10 0


0 1000


Available training and testing data


Left, figure 8:


The training data and the forecasts of expected ground conditions for Sandstone and Gypsum


2000 803 - Sandstone


3000 Ring No. 816- Gypsum/Rocksalt


4000


5000


6000


80 70 60 50 40 30 20 10 0


Left, figure 9:


Forecast of the excavation by a neural network


Ring No.


200 180 160 140 120 100 80 60 40 20 0


Predicted rings completed


Actual rings completed


Left, figure 10: Predictions vs Actual by date


Week commencing


August 2023 | 39


No. rings per week


20/09/2021 27/09/2021 04/10/2021 11/10/2021 18/10/2021 25/10/2021 01/11/2021 08/11/2021 15/11/2021 22/11/2021 29/11/2021 06/12/2021 13/12/2021 03/01/2022 10/01/2022


17/01/2022


24/01/2022 31/01/2022 07/02/2022 14/02/2022


3390 3443


3496 3549 3602 3655 3708 3761 3814 3867 3920


3973 4026 4079 4132 4185 4238 4291 4344 4397 4450 4503 4556 4609 4662 4715 4768 4821 4874 4927


4980 5033 5086 5139 5192


Ring cycle duration (Mins)


Content probability (%)


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