Patents Assigned to Edward L. Carver, Jr. - Justia Patents Search

Patents Assigned to Edward L. Carver, Jr.

Method and apparatus for determining the distribution of constituent subpopulations within a population of particles having overlapping subpopulations

Patent number: 5187673

Abstract: A method and appartatus for determining the parameters (i.e., proportion, mean, and standard deviation) of constituent subpopulations within a sample population of particles which contains overlapping populations. The invention includes the use of the EM algorithm, an iterative process which estimates the probability that a particle belongs to any given overlapping subpopulation.

Type: Grant

Filed: February 5, 1991

Date of Patent: February 16, 1993

Assignee: Edward L. Carver, Jr.

Inventors: Edward L. Carver, Jr., Richard D. DeVeaux, David C. DeCava