This course covers alerts, methods and inference in communication, management and sign processing. Matters embody input-output and state-space fashions of linear methods pushed by deterministic and random alerts; time- and transform-domain representations in discrete and steady time; and group delay. State suggestions and observers. Probabilistic fashions; stochastic processes, correlation features, energy spectra, spectral factorization. Least-mean sq. error estimation; Wiener filtering. Speculation testing; detection; matched filters.