Stat7840 hao wu

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Stat7840 hao wu

  1. 1. Instar Determination Using Gaussian Mixture Models Hao Wu Department of Entomology and Plant Pathology April 24, 2012 . . . . . .
  2. 2. Instar An instar is a developmental stage of insects, between each molt until sexual maturity is reached.(age) Insects have exoskeleton(different from us). Discontinuous growth of exoskeleton (have to molt to increase size) In many cases, the only obvious difference between successive instars is the increase in size that occurs after each molt (the molt increment). . . . . . .
  3. 3. Histogram of Head With 40 30count 20 10 0 2 3 4 5 Head Width of Instars . . . . . .

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