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科技研究

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华中科技大学研究生分数线

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3May
中国电子科技集团公司第十八研究所

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31May
华中科技计算机研究生

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1Des
深圳华中科技研究院

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22Aug

High dynamic range imaging (HDR)


is a set of methods used in image processing, computer graphics, and photography, to allow a greater dynamic range between the lightest and darkest areas of an image than current standard digital imaging methods or photographic methods.

This wide dynamic range allows HDR images to represent more accurately the range of intensity levels found in real scenes and is often captured by way of a plurality ...

In simpler terms


HDR is a range of methods to provide higher dynamic range from the imaging process. Non-HDR cameras take pictures at one exposure level with a limited contrast range. This results in the loss of detail in bright or dark areas of a picture, depending on whether the camera had a low or high exposure setting. HDR compensates for this loss of detail by taking multiple pictures at different exposure ...