Sökning: "laser speckles"

Hittade 2 uppsatser innehållade orden laser speckles.

  1. 1. Natural Fingerprinting of Steel

    Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Institutionen för system- och rymdteknik

    Författare :Johannes Strömbom; [2021]
    Nyckelord :fingerprinting; laser speckles; speckle correlation; scattering transform; wavelets; feature detection;

    Sammanfattning : A cornerstone in the industry's ongoing digital revolution, which is sometimes referred to as Industry 4.0, is the ability to trace products not only within the own production line but also throughout the remaining lifetime of the products. LÄS MER

  2. 2. Analysis of cartilage surfaces using laser speckle imaging

    Uppsats för yrkesexamina på grundnivå, Institutionen för medicinsk teknik

    Författare :Louise Johansson; [2006]
    Nyckelord :Laser; speckles; cartilage; surface; roughness; contrast; arthroscopy; arthritis;

    Sammanfattning : An arthroscope is a diagnostic instrument for visualisation of the interior of a joint. By adding a laser to an arthroscope and feeding the images to a computer, one gets an method to measure the structure of the cartilage covering the joint. This gives an added diagnostic value. LÄS MER