Inkscape is an Open Source vector graphics editor, with capabilities similar to Illustrator, Freehand, CorelDraw, or Xara X using the W3C standard Scalable Vector Graphics (SVG) file format. Supported SVG features include shapes, paths, text, markers, clones, alpha blending, transforms, gradients, patterns, and grouping. MATRICES, VECTOR SPACES, AND INFORMATION RETRIEVAL 337 Recall is the ratio of the number of relevant documents retrieved to the total number of relevant documents in the collection, and precision is the ratio of the number of relevant documents retrieved to the total number of documents retrieved.

Vector is a super easy to use audio recording and editing app. With Vector you can record audio, apply effects, cut out specific portions and export to wave, mp3, m4a, aac or aiff. You even can create iPhone ring tones from any source. Is there something like windows media center edition for macbook.