Abstract: An image processing device, an image processing method, and an image processing program capable of appropriately correcting contrast even for an image in which the amplitude of the reflection rate differs for each local area of the image. An image processing device, including a signal intensity extraction unit configured to extract signal intensity of an input image; a peripheral region reference value calculator configured to calculate a peripheral region reference value based on the signal intensity of a peripheral region located around a small region of interest; and an emphasis degree determination unit configured to determine an emphasis degree of the signal intensity so as to increase the signal intensity of the small region, wherein the signal intensity is defined as a reflection rate in the input image input to the image processing device, the small region is defined as a region which is a part of the input image.

Abstract: An image processing device, an image processing method, and an image processing program capable of appropriately correcting contrast even for an image in which the amplitude of the reflection rate differs for each local area of the image. An image processing device, including a signal intensity extraction unit configured to extract signal intensity of an input image; a peripheral region reference value calculator configured to calculate a peripheral region reference value based on the signal intensity of a peripheral region located around a small region of interest; and an emphasis degree determination unit configured to determine an emphasis degree of the signal intensity so as to increase the signal intensity of the small region, wherein the signal intensity is defined as a reflection rate in the input image input to the image processing device, the small region is defined as a region which is a part of the input image.

Abstract: A golf practice apparatus for simulating sloping ground like the ground of a golf course comprises a table the upper surface of which is covered by a covering such as artificial grass, a supporting member to which the table is pivotally attached disposed along the latitudinal centerline of the underside of the table, and an inclining means wherein a plurality of chains have first ends pivotally attached to the underside of the table at points symmetrical about the supporting member and second ends fixed to a slide device free to move only in the horizontal direction and wherein said chains pass over rollers disposed beneath said points.Using a golf practice apparatus constructed according to the present invention, the kind of sloping ground found on actual golf courses can be simulated, and realistic practice can be done.