21 Recipes for Mining Twitter

Gain hands-on experience with the amazing PhoneGap library, using the practical recipes in this handy guide. With these solutions, you can enable your mobile web apps to interact with device-specific features such as the accelerometer, GPS, camera, and address book. Learn how to use your knowledge of HTML, CSS, and JavaScript to build full mobile apps for iOS, Android, and several other platforms without rewriting apps in the native platform language. Each recipe includes sample code you can use in your project right away, as well as a discussion of why the solution works. Add functionality that's available only on a certain device or platform Retrieve the device's current GPS location and place a marker on a map Create and save a new contact or edit...

This book addresses the challenges of data abstraction generation using a least number of database scans, compressing data through novel lossy and non-lossy schemes, and carrying out clustering and classification directly in the compressed domain. Schemes are presented which are shown to be efficient both in terms of space and time, while simultaneously providing the same or better classification accuracy. Features:describes a non-lossy compression scheme based on run-length encoding of patterns with binary valued features; proposes a lossy compression scheme that recognizes a pattern as a sequence of features and identifying subsequences; examines whether the identification of prototypes and features can be achieved simultaneously through lossy comp...