42
Fig. 20. Neural network algorithm for MCS prediction.
In details, the
future MCS prediction, output, is as follows:
● Predict the scenario (hidden node) based on the input data
● Predict the MCS based on output of the
hidden node
By choosing the closest UE scenario from the training dataset, using the
parameters mentioned in table 3 as inputs, the future MCS can be predicted
as a smaller yet more accurate and relative dataset will be used.
The flowchart in Fig. 21 shows the detailed
steps taken to make an MCS
prediction based on the input data from the UE.
SINR
MCS
Data
Size
HARQ
Scenario
1
Scenario
10
Scenario
20
MCS
1
MCS
14
MCS
28
43
Fig. 21. Flow chart of the MCS prediction.
The UE training dataset is a sub-dataset of the main training dataset, and it
is selected using the predicted UE scenario (hidden
node in the neural
network). The second prediction follows using the same input data and the
selected
sub-dataset, so no additional data is added to the overall prediction.
Input
Data
MCS
Prediction
Prediction
Prediction
Training
Dataset
UE Training
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