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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Hany Ayad Bastawrous Fukumoto, T. Nitta, N. Tsudagawa, M. |
| Copyright Year | 2004 |
| Description | Author affiliation: Dept. of Electr. Eng., Ritsumeikan Univ., Shiga (Hany Ayad Bastawrous; Fukumoto, T.) |
| Abstract | This paper aims at developing a CAD system used for the detection of Ground Glass Opacity (GGO) nodules in chest CT images. In our scheme, we apply Gabor filter on the CT image in order to enhance the detection process. After this we perform some morphological operations including threshold process and labeling to extract the objects having high intensity values. Then, some feature analysis is used to examine these objects to decide which of them are likely to be cancer candidates. Following the feature analysis, a template matching between the potential cancer candidates and some Gaussian reference models is performed to determine the similarity between them. The algorithm was applied on 715 slices containing 25 GGO nodules and achieved detection sensitivity of 92% with False Positive (FP) rate of 0.76 FP/slice. Finally, we used an Artificial Neural Network (ANN) to reduce the number of FP findings. After using ANN, we were able to reduce the FP rate to 0.25 FP/slice but at the expense of decreasing the detection sensitivity to 84% |
| Starting Page | 251 |
| Ending Page | 256 |
| File Size | 636383 |
| Page Count | 6 |
| File Format | |
| ISBN | 0780388798 |
| DOI | 10.1109/IMTC.2005.1604111 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2005-05-16 |
| Publisher Place | Canada |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Glass Lungs Computed tomography Gabor filters Neural networks Artificial neural networks Cancer Morphological operations Labeling Performance analysis Artificial Neural Networks Gabor Filters CAD Template Matching Chest CT images |
| Content Type | Text |
| Resource Type | Article |
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