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31 results about "Skin segment" patented technology

Skin Segmentation. Beginning with a color image, the first stage is to transform it to a skin-likelihood image. This involves transforming every pixel from RGB representation to chroma representation and determining the likelihood value based on the equation given in the previous section.

Broussonetia white bast biological pulping method

InactiveCN101158127AReduce pollution loadBioprocessing time shortenedCellulose material pulpingHigh pressurePollution
A glabrous leaf paper mulberry white skin pulping method is to immerse glabrous leaf paper mulberry white skin segments (30-50mm) into water for 30 to 60 minutes under the condition of a liquid ratio of 1:6 to 8 and temperature of 60 DEG C. Untwining the glabrous leaf paper mulberry white skin segments into a fiber bundle, then adding cold water according to a liquid ratio of 1:15 to 25 and leading the temperature to descend to 28 to 30 DEG C. Then a fiber bundle is sent to a reaction bin, accessed to anaerobic bacillus (inoculation amount is 3 percent) and reacted for 42 to 48 hours under the temperature of 28 to 32 DEG C. The biodegradation reaction is stopped when reaching a fiber liberation point, after treatment, the subsequent bleaching operation is carried on. Adding nutrient salt into the reaction materials 24 hours later after inoculation (urea 1.5 percent, K2HPO4H2O 1 percent). The invention overcomes defects of large consumption of chemicals, high temperature and high pressure and high pollution load existing in pulping technology by chemical method in the prior art; also, the invention overcomes defects that in the prior art long treatment cycle is needed caused by using biotechnology on raw material treatment, and low hardness and fiber liberation point can not be realized.
Owner:DALIAN POLYTECHNIC UNIVERSITY
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