Raw complex WiFi CSI can be fed directly into a multi-scale CNN with batch normalization to recognize gestures and activities without hand-crafted preprocessing, with reported accuracies up to 99.98%.
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No Need of Data Pre-processing: A General Framework for Radio-Based Device-Free Context Awareness
Raw complex WiFi CSI can be fed directly into a multi-scale CNN with batch normalization to recognize gestures and activities without hand-crafted preprocessing, with reported accuracies up to 99.98%.