Abstract: A method is described that processes an audio signal. A discontinuity between a filtered past frame and a filtered current frame of the audio signal is removed using linear predictive filtering.

Abstract: The present invention relates to a system and method for a retail collaboration network platform. In some embodiments, the system and method for a retail collaboration network platform includes a portal which the user is able to log in to via a network. The system includes connectivity to a plurality of retailer and vendor analytic tools. These analytic tools may include tools for promotion analysis, price optimization, product assortment, and market analysis. In addition to analytic tools, the platform may include collaborative tools which may interface with the analytic tools. These collaborative tools enable retailers and vendors to work together and with partners to share information and develop and implement strategies based on analytic tools to achieve their respective business objectives. The collaborative tools may be enabled to create at least one workgroup, generate a contact list, monitor the workgroup and contact list for activity and display any such activity.