Suchergebnisse - "Reconstruction algorithms"

Cone‐beam CT for imaging of the head/brain: Development and assessment of scanner prototype and reconstruction algorithms von Wu, P., Sisniega, A., Stayman, J. W., Zbijewski, W., Foos, D., Wang, X., Khanna, N., Aygun, N., Stevens, R. D., Siewerdsen, J. H.

“… ‐tissue contrast resolution and evaluation of its technical performance with human subjects …”
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Impact of Emerging Deep Learning-Based MR Image Reconstruction Algorithms on Abdominal MRI Radiomic Features von Li, Hailong, Alves, Vinicius Vieira, Pednekar, Amol, Manhard, Mary Kate, Greer, Joshua, Trout, Andrew T, He, Lili, Dillman, Jonathan R

“… ) from 17 pediatric and adult subjects and reconstructed them using a conventional image reconstruction technique …”
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Image quality assessment of standard- and low-dose chest CT using filtered back projection, adaptive statistical iterative reconstruction, and novel model-based iterative reconstruction algorithms von Vardhanabhuti, Varut, Loader, Robert J, Mitchell, Grant R, Riordan, Richard D, Roobottom, Carl A

“… Mean image noise and attenuation values were compared between different reconstruction algorithms using repeated-measures analysis of variance and paired Student t tests …”
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A limit on dose reduction possible with CT reconstruction algorithms without prior knowledge of the scan subject von Hsieh, Scott S., Chesler, David A., Fleischmann, Dominik, Pelc, Norbert J.

“… Purpose: To find an upper bound on the maximum dose reduction possible for any reconstruction algorithm, analytic or iterative, that result from the inclusion of the data statistics …”
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The effect of 18F-FDG-PET image reconstruction algorithms on the expression of characteristic metabolic brain network in Parkinson’s disease von Tomše, Petra, Jensterle, Luka, Rep, Sebastijan, Grmek, Marko, Zaletel, Katja, Eidelberg, David, Dhawan, Vijay, Ma, Yilong, Trošt, Maja

“… •PDRP expression is reproducible across FDG-PET reconstruction algorithms (RA).•Different RA may shift PDRP expression but do not affect disease discrimination …”
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Influence of Lung Reconstruction Algorithms on Interstitial Lung Pattern Recognition on CT von Klaus, Jeremias B., Christodoulidis, Stergios, Peters, Alan A., Hourscht, Cynthia, Loebelenz, Laura I., Munz, Jaro, Schroeder, Christophe, Sieron, Dominik, Drakopoulos, Dionysios, Stadler, Severin, Heverhagen, Johannes T., Prosch, Helmut, Huber, Adrian, Pohl, Moritz, Mougiakakou, Stavroula G., Christe, Andreas, Ebner, Lukas

“… ) from 23 subjects resulting in 408 annotation stacks per lung kernel and soft kernel reconstructions …”
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The impact of iterative reconstruction algorithms on machine learning-based coronary CT angiography-derived fractional flow reserve (CT-FFRML) values von Li, Shujiao, Chen, Chihua, Qin, Le, Gu, Shengjia, Zhang, Huan, Yan, Fuhua, Yang, Wenjie

“… CT-FFR ML values were measured and compared among 5 imaging reconstruction algorithms …”
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Comparisons of image quality and radiation dose between iterative reconstruction and filtered back projection reconstruction algorithms in 256-MDCT coronary angiography von Hou, Yang, Liu, Xin, Xv, Shu, Guo, Wenli, Guo, Qiyong

“… ) reconstruction algorithms in 256-MDCT coronary angiography. One hundred nine consecutive patients were scanned with an ECG-gated helical technique using a 256-MDCT scanner …”
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The effect of reconstruction algorithms on semi-quantitative measurements in 18F-FDG PET/CT imaging von Özülker, Filiz, Babacan, Gündüzalp Buğrahan, Cengiz, Safiya, Özülker, Tamer

“… ), reconstruction algorithms used in fluorine-18-fluorodeoxyglucose (18F-FDG) positron emission tomography/computed tomography (PET/CT …”
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The effects of image reconstruction algorithms on topographic characteristics, diagnostic performance and clinical correlation of metabolic brain networks in Parkinson’s disease von Tomše, Petra, Peng, Shichun, Pirtošek, Zvezdan, Zaletel, Katja, Dhawan, Vijay, Eidelberg, David, Ma, Yilong, Trošt, Maja

“… •PDRPs identified with different reconstruction algorithms (RA) are highly similar.•RA generate highly reproducible PDRP subject scores in independent patient cohorts …”
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One-mSv CT colonography: Effect of different iterative reconstruction algorithms on radiologists’ performance von Shin, Cheong-Il, Kim, Se Hyung, Im, Jong Pil, Kim, Sang Gyun, Yu, Mi Hye, Lee, Eun Sun, Han, Joon Koo

“… •Per-polyp sensitivity of 1mSv CT colonography can be improved with iterative reconstruction algorithms …”
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Intra- and inter-rater reliability in log volume estimation based on LiDAR data and shape reconstruction algorithms: a case study on poplar logs von Forkuo, Gabriel Osei, Borz, Stelian Alexandru

“… Producing reliable log volume data is an essential feature in an effective wood supply chain, and LiDAR sensing, supported by portable platforms, is a …”
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Effects of Iterative Reconstruction Algorithms on Computer-assisted Detection (CAD) Software for Lung Nodules in Ultra-low-dose CT for Lung Cancer Screening von Nomura, Yukihiro, Higaki, Toru, Fujita, Masayo, Miki, Soichiro, Awaya, Yoshikazu, Nakanishi, Toshio, Yoshikawa, Takeharu, Hayashi, Naoto, Awai, Kazuo

“… We selected 85 subjects who underwent both a low-dose CT (LD-CT) scan and an additional ULD-CT scan in our lung cancer screening program for high-risk populations …”
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Image-quality characteristics in the longitudinal direction from different image-reconstruction algorithms during single-rotation volume acquisition on head computed tomography: A phantom study von Watanabe, Ryo, Zensho, Ayako, Ohishi, Yoshitaka, Funama, Yoshinori

“… Purpose To investigate variations in image-quality characteristics in the longitudinal direction for different image-reconstruction algorithms and strengths with phantoms …”
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Influence of reconstruction algorithms on image quality in SPECT myocardial perfusion imaging von Davidsson, Anette, Olsson, Eva, Engvall, Jan, Gustafsson, Agnetha

“… ) attenuation correction (AC). Materials and methods Stress‐ and rest imaging for 15 min was performed on 21 subjects with a dual head gamma camera (Infinia Hawkeye; GE Healthcare), ECG …”
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Real-Time Implementation of Calderón's Method on Subject-Specific Domains von Muller, Peter A., Mueller, Jennifer L., Mellenthin, Michelle M.

“… The domain-specific Calderón's method is derived and reconstructions from experimental tank data are presented, quantifying the distortion when correct modeling is not included in the reconstruction algorithm …”
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A phantom study using dual-energy spectral computed tomography imaging: Comparison of image quality between two adaptive statistical iterative reconstruction (ASiR, ASiR-V) algorithms for evaluating ground-glass nodules of the lung von Li, Jun, Gao, Jun, Wang, Guangli, Cui, Dingye, Deng, Kai

“… ) algorithms for evaluating ground-glass nodules (GGNs) of the lung. Subjects and Methods: The chest phantom with ground-glass simulated pulmonary nodules was scanned by dual-energy spectral computed tomography (CT …”
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SelfRecon: Self Reconstruction Your Digital Avatar from Monocular Video von Jiang, Boyi, Hong, Yang, Bao, Hujun, Zhang, Juyong

“… Explicit methods require a predefined template mesh for a given sequence, while the template is hard to acquire for a specific subject …”
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Coronary computed tomography angiography using model-based iterative reconstruction algorithms in the detection of significant coronary stenosis: how the plaque type influences the diagnostic performance von Vizzuso, Antonio, Righi, Riccardo, Carnevale, Aldo, Zerbini, Michela, Benea, Giorgio, Giganti, Melchiore

“… Dose-length-product was compared with the literature data obtained with previous reconstruction algorithms …”
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Sequence Reconstruction under Channels with Multiple Bursts of Insertions or Deletions von Lan, Zhaojun, Sun, Yubo, Yu, Wenjun, Ge, Gennian

“… In this paper, we consider channels subject to multiple bursts of insertions and multiple bursts of deletions, respectively, where each burst has an exact length of value b …”
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