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Attempt to do a Double Backwards Somersault Through a Hoop While Whistling the Star-Spangled Banner Feat of Sea World (redirect from Dolphin Disappearance) Wikinews Archive-This Wednesday, the famous Sea World dolphins did a surprisingly sophisticated attempt to do a double backwards somersault through a hoop while whistling the Star-Spangled ...
A hand-held tungsten carbide knife sharpener, with a finger guard, can be used for sharpening plain and serrated edges on pocket knives and multi-tools.. Sharpening is the process of creating or refining a blade, the edge joining two non-coplanar faces into a converging apex, thereby creating an edge of appropriate shape on a tool or implement designed for cutting.
Unsharp masking (USM) is an image sharpening technique, first implemented in darkroom photography, but now commonly used in digital image processing software. Its name derives from the fact that the technique uses a blurred , or "unsharp", negative image to create a mask of the original image.
Knife sharpening is the process of making a knife or similar tool sharp by grinding against a hard, rough surface, typically a stone, [1] or a flexible surface with hard particles, such as sandpaper. Additionally, a leather razor strop, or strop, is often used to straighten and polish an edge. The trade or occupation is called knifegrinder or ...
In image processing, a kernel, convolution matrix, or mask is a small matrix used for blurring, sharpening, embossing, edge detection, and more. This is accomplished by doing a convolution between the kernel and an image. Or more simply, when each pixel in the output image is a function of the nearby pixels (including itself) in the input image ...
The post of Controller of the Navy (abbreviated as CofN) was originally created in 1859 when the Surveyor of the Navy's title changed to Controller of the Navy. In 1869 the controller's office was abolished and its duties were assumed by that of the Third Naval Lord whose title then changed to Third Naval Lord and Controller of the Navy.
A manual prism sharpener generates long fan-shaped shavings Video of a mechanical pencil sharpener, showing gearing and helical sharpening blades Video showing a manual prism sharpener A pencil sharpener (or pencil pointer , or in Ireland a parer or topper [ 1 ] ) is a tool for sharpening a pencil 's writing point by shaving away its worn surface.
The Sangha of the Tathagata's disciples (Ariya Sangha) can be described as including four or eight kinds of individuals. There are four [groups of noble disciples] when path and fruit are taken as pairs, and eight groups of individuals, when each path and fruit are taken separately: (1) the path to stream-entry; (2) the fruition of stream-entry;