Abstract: A method of identifying an event associated with consumption of a utility comprising the steps of generating a utility consumption profile from utility consumption data, the utility consumption data comprising a plurality of utility consumption values measured at a corresponding plurality of measurement points, detecting a plurality of events within the utility consumption profile, grouping the plurality of events using a clustering process to produce a probability density map, comparing the probability density map to a stored profile of events of a particular type, and identifying the group of events as events of the particular type when the probability density map corresponds to the stored profile of events of the particular type, wherein the probability density map is compared to a stored profile of an event which is a probability density map.

Abstract: A method and apparatus for storing data regarding parameter values by making a series of measurements of parameter values at times separated by predetermined time intervals, processing the series of measurements of parameter values made at predetermined time intervals to identify events at different times, generating a further series of measurements of parameter values at each of said different times, and storing each of said further series of measurements of parameter values in association with said respective different time.

Abstract: A method and apparatus for carrying out noise reduction in data regarding parameter values including the steps of making a series of measurements of parameter values at times separated by predetermined time intervals, forming a plurality of successive measurements into an array of measurements, performing n successive wavelet transforms on the array of measurements to produce an array of coefficients, comparing the values of the array of coefficients to a threshold value and, selectively changing the values of the coefficients based on their relationship to the threshold, to produce an array of filtered coefficients, and performing n successive inverse wavelet transforms on the array of filtered coefficients to produce an array of filtered measurements.

Abstract: A utility data processing system for processing data relating to consumption of a utility comprises: a fact memory for storage of facts relating to utility consumption received from fact sources, at least one fact source module for deriving facts from utility consumption data and adding the derived facts to the tact memory, an inference module for inferring new facts relating to utility consumption from one or more facts stored in the fact memory, and an interlace module.

Abstract: A method of identifying an event associated with consumption of a utility comprising the steps of generating a utility consumption profile from utility consumption data, the utility consumption data comprising a plurality of utility consumption values measured at a corresponding plurality of measurement points, detecting a plurality of events within the utility consumption profile, grouping the plurality of events using a clustering process to produce a probability density map, comparing the probability density map to a stored profile of events of a particular type, and identifying the group of events as events of the particular type when the probability density map corresponds to the stored profile of events of the particular type, detection wherein the probability density map is compared to a stored profile of an event which is a probability density map.

Abstract: A method of identifying an event associated with consumption of a utility comprises steps of generating a utility consumption profile from utility consumption data, the utility consumption data comprising a plurality of utility consumption values measured at a corresponding plurality of measurement points, detecting an event within the utility consumption profile, comparing the detected event to a stored profile of an event, and identifying the detected event within the utility consumption profile when the detected event matches the stored profile of an event, wherein the detected event is compared to a stored profile of an event which stored profile is a probability density map.

Abstract: A method of identifying an event associated with consumption of a utility comprising the steps of: generating a utility consumption profile from utility consumption data, the utility consumption data comprising a plurality of utility consumption values measured at a corresponding plurality of measurement points; wherein generating the utility consumption profile comprises the step of determining a gradient of rate of change of utility consumption between consecutive measurement points; identifying measurement points at which a change in gradient exceeds a predetermined threshold; and storing in the utility consumption profile the utility consumption value at measurement points where the threshold is exceeded; and identifying an event within the utility consumption profile that matches the profile of an event stored in a database of utility consumption profiles.

Abstract: A method and apparatus for carrying out noise reduction in data regarding parameter values comprising the steps of, making a series of measurements of parameter values at times separated by predetermined time intervals, forming a plurality of successive measurements into an array of measurements, performing n successive wavelet transforms on the array of measurements to produce an array of coefficients, comparing the values of the array of coefficients to a threshold value and, selectively changing the values of said coefficients based on their relationship to the threshold, to produce an array of filtered coefficients, and performing n successive inverse wavelet transforms on the array of filtered coefficients to produce an array of filtered measurements.

Abstract: A method of identifying an event associated with consumption of a utility comprising the steps of generating a utility consumption profile from utility consumption data, the utility consumption data comprising a plurality of utility consumption values measured at a corresponding plurality of measurement points, and identifying an event within the utility consumption profile that matches the profile of an event stored in a database of utility consumption profiles. A computer implemented apparatus, a computer program code and an article of manufacture comprising a machine-readable storage medium and executable program instructions embodied therein, for carrying out the method are also provided.