Adaptive PPG Model Lowers Non-Invasive Glucose Error
Replay-based dynamic learning and proxy gradients adapt to drifting wearable signals, reaching 0.64 mmol/L MAE in subject-independent validation.
Jul 13, 20264 min2607.04414
Signal Processing
eess.SPTheory, algorithms, and applications of signal and data analysis.
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Optical MRI Coils Match Conventional 3T Readout
Mach-Zehnder readout and power-over-fiber match conventional 3T coil SNR with 5–10 mW modulator drive and fiber-only links.
Jul 13, 20265 min2607.04211
Passive UAV Localizes Multiple 5G Users Within 8 Meters
Standard uplink SRS signals feed onboard synchronization, UE identification, and trajectory-based localization, beating AoA and TDoA baselines by about 5–6 m.
Jul 13, 20264 min2511.13171
NPUs Run OFDM Baseband Without Baseband Chips
Recasting radio operators as dense matrix and vector kernels enables a full 3.0 GHz OFDM link on Ascend edge NPUs.
Jul 12, 20265 min2607.04224 Code available
Residual Service Accounting Prevents False LEO Delivery Completions
A FIFO residual-service layer tests shared contacts after routing, exposing up to 154 s of optimistic completion error.
Jul 12, 20265 min2607.04405