Spectral Moment Embedding: A canonical generalisation of Characteristic Response Analysis for covariance-based signal classification
Lahiri JB; Panwar S · 2026 · Preprint
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Abstract Covariance matrices underpin multivariate signal classifiers in brain-computer interfaces, clinical neurophysiology, and condition monitoring. Characteristic Response Analysis (CRA) and its Positive-Orthant Characteristic Response…
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Metadata source: Europe PMC · DOI 10.21203/rs.3.rs-9286518/v1