The residual water vapor in gas, even in ppbv (parts per billion by volume) will have an effect on the quality of the product, so the moisture content in the high purity gas is a key parameter in the semiconductor industry. Gas has a more complex characteristic line in the mid-infrared region, th...

In the past decades, digital image processing technologies have been widely applied in scientific research, industrial and agricultural production, as well as medical fields. And the research on image restoration technology is very important in the field of digital image processing.