Patent ID: 9172916
Filing Date: 2015-10-27
Classification: G06T,H04N

Abstract:
1. A method for identifying defects in a web of material, comprising: monitoring one or more characteristics of a web translating along a travel path, the one or more characteristics including one of position, speed of travel, and direction of travel; identifying a candidate for a defect by detecting one or more deviations in the web at a first time frame; monitoring one or more characteristics of the candidate for a defect at one or more subsequent time frames, the one or more characteristics including one of position, speed of travel, and direction of travel; assigning a vector corresponding to the web translating along a travel path based on the one or more characteristics; and assigning a vector corresponding to the candidate for a defect based on the one or more characteristics; determining whether the candidate is a defect by comparing the one or more characteristics of the candidate at one or more subsequent time frames to the one or more characteristics of the web; wherein determining whether the candidate is a defect comprises comparing the vector corresponding to the candidate for a defect with the vector corresponding to the web translating along a travel path.