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Automated 3D Segmentation of the Lung Airway Tree Using Gain-Based Region Growing Approach
[chapter]
2004
Lecture Notes in Computer Science
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Providing an in-vivo and non-invasive tool for 3D reconstruction of anatomical tree structures such as the bronchial tree from 2D and 3D data acquisitions is a challenging issue for computer vision in ...
This paper describes a 3D adaptive region growing algorithm incorporating gain calculation for segmenting the primary airway tree using a stack of 2D CT slices. ...
We have investigated the use of gain heuristic in 3D region growing for extracting the airway tree from a stack of volumetric CT data. ...
doi:10.1007/978-3-540-30136-3_118
fatcat:qopgg2x6bbehxhqqp3tz3gcn5e
Lung structure phenotype variation in inbred mouse strains revealed through in vivo micro-CT imaging
2010
Journal of applied physiology
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Lung structure phenotype variation in inbred mouse strains revealed through in vivo micro-CT imaging. J Appl Physiol ...
GRANTS This project was supported in part through an National Institutes of Health shared instrumentation Grant S1RR019242 and National Heart, Lung, and Blood Institute HL-080285. ...
DISCLOSURES No conflicts of interest, financial or otherwise, are declared by the authors. ...
doi:10.1152/japplphysiol.01322.2009
pmid:20671036
pmcid:PMC3006419
fatcat:otqqjaydd5fczh2oiiuxfzm3ou
Segmental Bronchial Diameter Measurement at Inspiration-Expiration Phase by Low-dose MSCT in Healthy Volunteers
2019
International Journal of Biomedical Materials Research
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All CT scans were performed within the range from the lung apices to the diaphragm, at a tube potential of 120kVp and an effective mAs of 60. ...
Results: 378 segmental branches in the lower lobe of lung from male group and 234 from female group were shown using the low-dose multi-slice spiral CT (MSCT) scan. ...
Currently, the size and lumen area of bronchus can be measured in vivo through CT images. ...
doi:10.11648/j.ijbmr.20190702.12
fatcat:hnuixetldzcqjjilgydgz76vfe
Automatic Centerline Extraction for 3D Virtual Bronchoscopy
[chapter]
2000
Lecture Notes in Computer Science
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Next, it extracts the end points of the lung airway tips from the binary tree. ...
Our algorithm is tested with various CT image data and its performance is encouraging. ...
The algorithm is applied to real 3D CT images and experimental results have been given to demonstrate its ability to extract bronchus area and the result is satisfactory. We can extract the bronchus. ...
doi:10.1007/978-3-540-40899-4_81
fatcat:zqnorzj42jfgfkyap3yjfjneaa
Virtual Endoscopy
2001
Journal of Computer Aided Diagnosis of Medical Images
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Radiology, 193(P) (RSNA Scientific Program): 261, 1994. [3] K.Mori, J.Hasegawa, J.Toriwaki et al: Extraction and visualization of bronchus from 3D CT images of lung. ...
Lecture Notes in Computer Science, 905: 277-281, 1995. [5] G.Rubin, C.Beaulieu, V.Argiro, et al: Perspective volume rendering of CT and MR images: applications for endoscopic imaging. ...
doi:10.11313/cadm.5.53
fatcat:qadu6acs4fgx7grv6yxquc2iwu
Fully Automated System for Three-Dimensional Bronchial Morphology Analysis Using Volumetric Multidetector Computed Tomography of the Chest
2005
Journal of digital imaging
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database archiving of the bronchial morphology in high resolution and volumetric CT scans and also allows 3D localization, visualization, and registration. ...
Recent advancements in computed tomography (CT) have enabled quantitative assessment of severity and progression of large airway damage in chronic pulmonary disease. ...
ACKNOWLEDGMENTS We would like to thank Aysin Turan, MD, Xiaorong Chen, MS, and Akbar Dastagir, MD, for help in processing patient datasets and for data management and statistical analysis. ...
doi:10.1007/s10278-005-9240-0
pmid:16341571
pmcid:PMC3045191
fatcat:2glzfqkx4vhg7ejxogefjhwvxy
From lung images to lung models: A review
2008
2008 IEEE International Joint Conference on Neural Networks (IEEE World Congress on Computational Intelligence)
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Automated 3D lung modeling involves analyzing 2D lung images and reconstructing a realistic 3D model of the lung. ...
This paper presents a review of the existing works on automatic formation of 3D lung models from 2D lung images. A common framework for 3D lung modeling is proposed. ...
ACKNOWLEDGMENT The support of the Victorian Partnership for Advanced Computing (VPAC) lUlder an e-Research Program Grants Scheme is gratefully acknowledged ...
doi:10.1109/ijcnn.2008.4634128
dblp:conf/ijcnn/LeeKH08
fatcat:74rnkdvoo5cxhmopimvz7kdwtu
Investigation of airways using MDCT for visual and quantitative assessment in COPD patients
2008
International Journal of COPD
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of the submucous glands, tracheobronchomalacia, and expiratory air trapping. ...
This technique can become important in longitudinal studies of the pathogenesis of COPD, and in the assessment of therapeutic interventions. ...
Measurements calculated as the average value from 10 successive cross-section images of the bronchus have proven to be more reproducible between two different CT acquisitions than measurements made on ...
doi:10.2147/copd.s2302
fatcat:57v4iy46tjenfjilg4b6xko3g4
Investigation of airways using MDCT for visual and quantitative assessment in COPD patients
2008
International Journal of COPD
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This technique can become important in longitudinal studies of the pathogenesis of COPD, and in the assessment of therapeutic interventions. ...
New software developed to segment adequately the lumen and walls of the airways on MDCT scans allows quantitative assessment of the airway dimensions which has shown to be reliable in clinical practice ...
Measurements calculated as the average value from 10 successive cross-section images of the bronchus have proven to be more reproducible between two different CT acquisitions than measurements made on ...
pmid:18488432
pmcid:PMC2528203
fatcat:kdh3kgavkjblninhrlcfgzateq
Computer-aided analysis of airway trees in micro-CT scans of ex vivo porcine lung tissue
2012
Computerized Medical Imaging and Graphics
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We present a highly-automated approach to obtain detailed structural models of airway trees from ex-vivo porcine lung tissue imaged with a high resolution micro-CT scanner. ...
The method was evaluated on 12 micro-CT scans from four tracheal lobes of piglets imaged at three different inflation levels. ...
This work was supported in part by NIH grants HL111453, HL091842 and HL051670. David A. Stoltz is supported by the Gilead Sciences Research Scholars Program in Cystic Fibrosis. ...
doi:10.1016/j.compmedimag.2012.08.001
pmid:22959430
pmcid:PMC3867272
fatcat:flqcteu5sffr7pd6bjp2wgz4xi
A System for Computer Aided Detection of Diseases Patterns in High Resolution CT Images of the Lungs
2007
Computer-Based Medical Systems (CBMS), Proceedings of the IEEE Symposium on
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Anatomical features and landmarks are first extracted from the images. ...
Automated image analysis can be assisted by incorporating into a program information and knowledge that is available to radiologists. ...
Acknowledgements We thank Peter Wilson for his medical knowledge and assistance, James Wong and Jonathan Creenaune for helping with the implementation, Claude Sammut for his comments on the paper. ...
doi:10.1109/cbms.2007.13
dblp:conf/cbms/ZrimecB07
fatcat:xrxfwz75kfcbrivekmxxyhujdq
Segmentation of the Airway Tree from Chest CT using Tiny Atrous Convolutional Network
2021
IEEE Access
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INDEX TERMS Airway classification, convolutional neural network, deep learning, semantic segmentation, CT, medical image. ...
In order to take into account the multi-scale changes of the airway and achieve accurate airway segmentation, we design an end-to-end Tiny Atrous Convolutional Network (TACNet) based on 3D convolution ...
[32] presented a method for fully automated extraction of airways from volumetric computed tomography (CT) images based on a self-adapting region growing process. ...
doi:10.1109/access.2021.3059680
fatcat:g55kciuonjfu3is75zyv4546oq
Automatic Detection and Staging of Lung Tumors using Locational Features and Double-Staged Classifications
2019
Applied Sciences
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This paper presents a computer-aided diagnosis (CAD) method for detecting and staging lung cancer from computed tomography (CT) images. ...
In the second, the tumor nodules inside the lungs are detected using some extracted features from the segmented tumor candidates. ...
We would also like to thank The Cancer Imaging Archive (TCIA) for publically sharing the CT scan images and clinical data which were applied in our experiments. ...
doi:10.3390/app9112329
fatcat:dw32frowfvcmvk6vmp45nnhk6q
Use of micro-CT to determine tracheobronchial airway geometries in three strains of mice used in inhalation toxicology as disease models
2021
The Anatomical Record
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By using micro-CT scans of in-situ prepared lung casts, tracheobronchial airway morphometry for four strains of mice were obtained: Balb/c; AJ; C57BL/6; and Apoe-/- . ...
data derived from two identical in-situ Balb/c mouse lung casts. ...
ACKNOWLEDGMENTS This study was funded by Philip Morris International, Altria Client Services LLC, and Oldham Associates LLC.
ORCID Francesco Lucci https://orcid.org/0000-0002-9724-5455 Arkadiusz K. ...
doi:10.1002/ar.24596
pmid:33554477
pmcid:PMC8451890
fatcat:ihrnzcjwkvhbnjk2oysfrmqpgu
Paediatric multi-detector row chest CT: what you really need to know
2012
Insights into Imaging
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The emergence of multi-detector row CT (MDCT) has established and extended the role of CT especially in paediatric chest imaging. ...
The range of available post-processing tools provide alternative ways in which CT images can be manipulated for review and interpretation in order to enhance diagnostic accuracy. ...
The pig bronchus is clearly demonstrated on coronal MPR image (c) and on the CT bronchogram image (d). Note also the widened carina angle. ...
doi:10.1007/s13244-012-0152-5
pmid:22696085
pmcid:PMC3369117
fatcat:re3brh76hrbmjgv4q24fnxgblm
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