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Fixed Readme English
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README.md

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@@ -10,7 +10,7 @@ BPSK |Change in phase of signal by a magnitude of 𝜋
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LFM |Constant change in frequency
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The neural network will learn to classify 3 different input signals, Continuous Wave (CW), BPSK and LFM.
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This is achieved through Keras 1D convolutional networks. <br>
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This is achieved through time-series analysis using Keras 1D convolutional networks. <br>
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### Test Conditions
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Using Scipy and Numpy, signals of various phase shifts and sweep rates were synthesised.
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![alt text](Accuracy.png "Accuracy of Neural Net") ![alt text](Loss.png "Is this loss?")
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The best weights from model training was saved and used to evaluate against a test set of signals with similar conditions. <br>
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The model's performance is optimal. However, there is some attrition in misclassifying a BPSK signal as a CW signal. <br>
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This may be due to the similarities of the two signals in the time-domain. Hence, it is recommended to explore the performance of the model in the frequency domain using FFT. <br>
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The model's performance is optimal. However, there is some attrition in differentiating a BPSK signal from a CW signal. <br>
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This may be due to the similarities of the two signals in the time-domain. Hence, it is recommended to study the performance of the model by training it with data in the frequency domain. <br>
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![alt text](Confusion-Matrix.png "Confusion matrix of model evaluation")
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## Conclusion
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In conclusion, a neural net to classify the modualtion of the signal is developed.
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Further improvements can be made by training the data on more unique data such as real signal environments.
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In conclusion, a neural net to classify the modulation of the signal was developed.
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Further improvements can be made by training the model on more unique data such as real signal environments.
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Work could also be done to measure the sensitivity of the neural net and measures its performance over
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different SNR and sweeps rates to study the neural net's limitations and suggest improvements. <br>
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