KLA-Tencor Interview Question: Tech question on edge detecti... | Glassdoor

Interview Question

Applications Engineer Interview(Student Candidate) Milpitas, CA

Tech question on edge detection in an image: Here is an

  image from an optical/SEM tool. The objective is to use this as a reference to compare with other images and find a match. What technique would you use?

Interview Answer

1 Answer


Fourier transform of the image to end up with wire-frame of the image that may then be subtracted from all other similarly transformed images and checked for similarity

Interview Candidate on Sep 26, 2012

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