3 papers
cs.CV2020
Applying a random projection algorithm to optimize machine learning model for breast lesion classification
Morteza Heidari, Sivaramakrishnan Lakshmivarahan, Seyedehnafiseh Mirniaharikandehei +4
Machine learning is widely used in developing computer-aided diagnosis (CAD) schemes of medical images. However, CAD usually computes large number of image features from the target…
physics.med-ph2019
Sample phase gradient and fringe phase shift in dual phase grating X-ray interferometry
Aimin Yan, Xizeng Wu, Hong Liu
One of the key tasks in grating based x-ray phase contrast imaging is to accurately retrieve local phase gradients of a sample from measured intensity fringe shifts. To fulfill thi…
physics.med-ph2019
Clarification on Generalized Lau condition for X-ray interferometers based on dual phase gratings
Aimin Yan, Xizeng Wu, Hong Liu
To implement dual phase grating x-ray interferometry with x-ray tubes, one needs to incorporate an absorbing source grating. In order to attain good fringe visibility, the period o…