因此，采用传统模糊图像恢复方法很难满足井下高精度测量任务的要求。

So the traditional image-restoring way isn't able to meet the demand of high precision measurement.

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提出了一种基于模糊熵的多值图像恢复方法，该方法根据在应用方面的局限性对其表示的形式进行了扩展。

A method of multi-level image restoration based on fuzzy entropy is presented. The method can extend the entropy's express form in terms of entropy's limitations on application.

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如何在信息不足的情况下恢复模糊图像？

How to restore the blurred image in this case?

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