A method, a system and a computer program product generate a statistical classification model used by a computer system to determine whether a video contains content in a particular class, such as inappropriate content. A second body member is mounted on a first body member so that at least one of the first and second body members moves between an opened position and a closed position. The hub has plurality of outer impacting portions configured for engaging materials to be classified and propelling the materials in a conveying direction when the hub is rotated. The pharmaceutical formulations can be used for any disease that is sensitive to the treatment with decitabine, such as hematological disorders and cancer. The inner surface of the sleeve will include a warhead attachment mechanism to secure the warhead to the inner surface. Methods for treating non-healing fractures and other bone disorders are also disclosed.