Robustness pet radiomics

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August undefined, 2024

WebOct 6, 2024 · Radiomics has also shown promising applications in the domain of PET imaging 55. Here, robustness of radiomics features to co-registration has been shown to impact outcome prediciton 56 Radiomic ... WebThis is a matlab demo showing how to construct radiomic matrix and extract radiomic features using different strategies/parameter settings for PET/CT scanned NPC images. Citation: [1] Lv W, Yuan Q et al (2024) Robustness versus disease differentiation when varying parameter settings in radiomics features: application to nasopharyngeal PET/CT.

Extracting and Selecting Robust Radiomic Features from …

WebApr 14, 2024 · We aimed to evaluate the predictive and prognostic value of baseline 18F-FDG-PET-CT (PET-CT) radiomic features (RFs) for immune checkpoint-inhibitor (CKI)-based first-line therapy in advanced non-small-cell lung cancer (NSCLC) patients. In this retrospective study 44 patients were included. Patients were treated with either CKI … WebJul 15, 2014 · Robust Radiomics Feature Quantification Using Semiautomatic Volumetric Segmentation Chintan Parmar, Emmanuel Rios Velazquez, Ralph Leijenaar, Mohammed … perimysial pathology

Frontiers Radiomics Analysis of Magnetic Resonance Imaging ...

WebJun 15, 2024 · The robustness analysis and volume correlation analysis identified 335 (62.04 %) PET features, 240 (44.44 %) T2-MR features, and 366 (67.78 %) DW-MR … WebJun 25, 2024 · Radiomics in nuclear medicine is rapidly expanding. Reproducibility of radiomics studies in multicentre settings is an important criterion for clinical translation. We therefore performed a meta-analysis to investigate reproducibility of radiomics biomarkers in PET imaging and to obtain quantitative information regarding their sensitivity to … WebThe use of ML for analyzing 18 F-FDG-PET/CT images in PVE diagnosis was feasible and beneficial, particularly when ML was included in the ESC 2015 criteria. ... Objectives: The primary objective of this study was to evaluate the performance of a radiomics and machine learning-based analysis of 18 F-FDG PET/CT (PET-ML) as a major criterion for ... perimyocarditis ecg

Diagnostics Special Issue : Radiomics in Oncology

Robust, independent and relevant prognostic 18F …

WebThis work aims to study the variation, robustness, and feature redundancy of PET/MR radiomic features in the primary tumor of nasopharyngeal carcinoma (NPC). Procedures: … WebApr 12, 2024 · Methods. All 18 F-FDG-PET/CT scans performed for suspected aortic PVE at a single center from 2015 to 2024 were retrospectively included. The gold standard was expert consensus after at least 3 months’ follow-up. The machine learning (ML) method consisted of manually segmenting each prosthetic valve, extracting 31 radiomics features from the … perimysium anatomy definitionWebApr 15, 2024 · Multimodality radiomics analysis by combining PET/CT with multisequence MRI could potentially improve the efficacy of PFS prediction for NPC patients. • Individual … perimysium connective tissue

"WebDec 1, 2024 · In short, of the 198 RFs extracted, 91 were excluded as not robust with respect to inter-observer variability, based on intra-class correlation (ICC, with a 0.80 threshold) agreement tests of previously acquired multi-observer vs PET-edge contours [19]; among the remaining RFs, 35/107 were excluded as likely suffering from acquisition ... " - Robustness pet radiomics

Robustness pet radiomics

Extracting and Selecting Robust Radiomic Features from PET

WebJul 4, 2024 · Assessing radiomic feature robustness to interpolation in. 18. F-FDG PET imaging. Philip Whybra, Craig Parkinson, Kieran Foley, John Staffurth &. Emiliano Spezi. Scientific Reports 9, Article ... WebOct 30, 2024 · Radiomics has also shown promising applications in the domain of PET imaging 55 . Here, robustness of radiomics features to co-registration has been shown to …

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WebOct 30, 2024 · The study proposes an analysis of the robustness of Positron Emission Tomography (PET) radiomics features after PET image co-registration with two different … Weband heterogeneity, were more robust when compared to regional features, e.g., intensity variability and size-zone variability. To the best of our knowledge, no studies have …

WebMar 23, 2024 · Thus, the robustness of the trained classifiers and the uncertainties associated with their performance were measured through the bootstrap technique. The various ML models were implemented in Python ... FDG-PET radiomics could help clarify possible discordances between the histopathological diagnosis and clinical … WebAnother study has investigated the association between PD-L1 expression and textural features of PET images in 53 patients with oropharyngeal or hypopharyngeal cancer, …

WebMay 1, 2024 · A radiomic-based index including only two robust PET-RFs predicted DRFS of LAPC patients after radio-chemotherapy. The current results could find relevant …

WebFeb 27, 2024 · The study showed high robustness (ICC > 0.9): (a) in 64.7% of RFs for segmentation methods using AR60, improved by applying SUV max threshold of 40% (86.5%); (b) in 50.9% of RFs for different SUV max thresholds using AR60; and (c) in 37% of RFs for discretization settings using different segmentation methods.

Webthe robustness of PET radiomics features in a real patients’ dataset after the co-registration with MRI. We hypothesize that image co-registration can change the voxel intensity relationships between neighboring voxels which in turn changes the feature values. Furthermore, the. perimysium and fascicleWebPrevious studies have reported that radiomics features are sensitive to changes in voxel size resampling and interpolation, image perturbation, or slice thickness. This study aims to … perimysium and endomysiumWebDec 1, 2024 · Purpose The aim of this study was to validate previously developed radiomics models relying on just two radiomics features from ¹⁸F-fluorodeoxyglucose positron emission tomography (PET) and ... perimysium coversWebFeb 25, 2024 · Hence, we identify robust and independent PET radiomics features that may have complementary value in predicting survival endpoints. A 4D PET dataset (n = 70) was used for assessing the repeatability (Bland-Altman analysis) and independence of PET radiomics features (Spearman rank: ρ <0.5). perimysium and fasciclesWebFeb 25, 2024 · Hence, we identify robust and independent PET radiomics features that may have complementary value in predicting survival endpoints. A 4D PET dataset (n = 70) was used for assessing the repeatability (Bland-Altman analysis) and independence of PET radiomics features (Spearman rank: ρ <0.5). perimysium connective tissue typeWebApr 14, 2024 · The radiomics features' robustness may be related to the segmentation of regions of interest ... Daenen F, Hatt M, Visvikis D, Koopmansch B, Lambert F, Coimbra C, et al. FDG PET/CT radiomics for predicting the outcome of locally advanced rectal cancer. Eur J Nucl Med Mol Imaging. 2024;45(3):365–75. PubMed Google Scholar perimysium covers whatWebApr 30, 2024 · Background: Although many works have supported the utility of PET radiomics, several authors have raised concerns over the robustness and replicability of the results. This study aimed to perform a systematic review on the topic of PET radiomics and the used methodologies. Methods: PubMed was searched up to 15 October 2024. perimysium definition a\u0026p