Indrasen Bhattacharya

3 Questions 11 Answers 0 Followers

Questions related from Indrasen Bhattacharya

What are some theoretical bounds on a data-driven image classification method?

Consider a simple problem such as cat-classification.. what are some parameters on which an upper bound on accuracy would be expected to depend? Empirical human accuracy is of course a good metric...

09 September 2019 8,298 6 View

What is the intuition for the backprojection filter used to invert the exponential radon transform?

Filtered backprojection reconstruction of the standard radon transform uses a ramp-like filter (Ram-Lak) with frequency dependence of |f|, before back-projecting. This can be understood from the...

11 November 2018 5,922 4 View

What are some of the limitations of radiation therapy?

In particular, what are the resolution limits of radiation planning as applied to cancer therapy? Do these limits depend only on the equipment, or are we starting to see some limitations due to...

30 July 2017 5,515 1 View