A Kalman filter for application to stationary or non-stationary time series is proposed. A major feature is a new initialisation method to accommodate non-stationary time series. The filter works on time series with missing values at any point of time including the initialisation phase. It can...

Purpose – There is an active effort by major libraries in Taiwan to offer integrated searching as part of their information services. The purpose of this paper is to report a low‐cost and high‐flexibility system, < LIPS‐DOI>, which can carry out integrated searching with respect to resource...</ lips‐doi>