Automatic extraction of semantic music content descriptors has traditionally focused on melodic, rhythmic and harmonic aspects. In the present paper, we will present several music content descriptors that are related to percussion instrumentation. The “percussion index” estimates the amount of percussion that can be found in a music audio file and yields a (numerical or categorical) value that ...

This paper presents a method for voice percussion recognition and its application to drum pattern retrieval. Recognition of voice percussion (verbalized expression of drum sound by voice) requires an approach that is different from existing methods. Individual differences in both vocal characteristics and the kinds of verbal expressions used add further complication to the task. The approach ta...

Laser coating is a material placement technique wherein powder melted using laser to coat portion of substrate. In this study, cladding and its applications are reviewed. First, background the important parameters highlighted. Then, control procedure criticized. As an example process, titanium alloys investigated. Finally, on gas turbine engines, dies drilling spindles, tools, blades

STUDY OBJECTIVE To evaluate the clinical assessment of splenic enlargement using specific bedside maneuvers including Traube's space percussion, the splenic percussion sign, Middleton's maneuver, supine palpation, and right lateral decubitus palpation. DESIGN Quasi-experimental prospective study of cases and controls selected according to the results of abdominal ultrasonographic examinations...

Percussion of the skull dates from a time when there were virtually no radiological methods for examining the skull and brain. Three apparently independent contributions appeared within the years 1893-1895. The sound elicited, tenderness, and auscultatory percussion have each been employed for diagnostic purposes, but have long been superseded.