work RadioSSL demonstrating multi-task learning capabilities with self-supervised radio representaiton learning IQ2Spect an I/Q to spectrogram forecasting machine learning model SpectDetect a narrow and wideband signal detection machine learning model Penetration Testing with off-the-shelf SDRs demonstrating feasible man-in-the-middle attack on 2G GSM network Minimum Statistics Estimation fun ALXBot an LLM chrome extension