Systems and methods for guidewire tracking using phase congruency
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United States of America Patent
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May 4, 2010
Grant Date -
Aug 16, 2007
app pub date -
Dec 4, 2006
filing date -
Dec 7, 2005
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Abstract
A method of tracking a guidewire in video imagery includes: obtaining a first video image including pixels associated with features of a guidewire; selecting a set of parameters to define an open curve on the first video image; determining a feature map of the first video image using phase congruency; and updating the parameters of the open curve using the feature map to align the open curve to the pixels associated with the features of the guidewire.
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