Articles with "shape features" as a keyword



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Vascular segmentation of head phase-contrast magnetic resonance angiograms using grayscale and shape features

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Published in 2017 at "Computer methods and programs in biomedicine"

DOI: 10.1016/j.cmpb.2017.02.008

Abstract: BACKGROUND AND OBJECTIVE In neurosurgery planning, vascular structures must be predetermined, which can guarantee the security of the operation carried out in the case of avoiding blood vessels. In this paper, an automatic algorithm of… read more here.

Keywords: shape features; shape; segmentation; vascular segmentation ... See more keywords
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Clinically significant prostate cancer detection on MRI: A radiomic shape features study.

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Published in 2019 at "European journal of radiology"

DOI: 10.1016/j.ejrad.2019.05.006

Abstract: PURPOSE Prostate multiparametric MRI (mpMRI) is the imaging modality of choice for detecting clinically significant prostate cancer (csPCa). Among various parameters, lesion maximum diameter and volume are currently considered of value to increase diagnostic accuracy.… read more here.

Keywords: shape; clinically significant; cspca; shape features ... See more keywords
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Evaluation of tumor shape features for overall survival prognosis in glioblastoma multiforme patients.

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Published in 2019 at "Surgical oncology"

DOI: 10.1016/j.suronc.2019.05.005

Abstract: Glioblastoma multiforme (GBM) is a rapidly growing tumor associated with poor prognosis. This study evaluates the effectiveness of thirteen tumor shape features for overall survival (OS) prognosis in GBM patients. Shape features were extracted from… read more here.

Keywords: tumor shape; shape; prognosis; shape features ... See more keywords
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The causal future: The influence of shape features caused by external transformation on visual attention.

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Published in 2021 at "Journal of vision"

DOI: 10.1167/jov.21.11.17

Abstract: Previous studies have validated that participants can distinguish different origins of objects' shape features, teasing apart features caused by transformation (causal history) from those of the original shape. Considering bite as a transformation example, two… read more here.

Keywords: shape features; shape; transformation; causal ... See more keywords
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A Facial Expression Recognition Model Based on Texture and Shape Features

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Published in 2020 at "Traitement du Signal"

DOI: 10.18280/ts.370411

Abstract: With the development of computer vision, facial expression recognition has become a research hotspot. To further improve the accuracy of facial expression recognition, this paper probes deep into image segmentation, feature extraction, and facial expression… read more here.

Keywords: shape features; expression; facial expression; texture ... See more keywords
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Extraction and Classification of Mouth Shape Features in Oral English Teaching Based on Image Processing

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Published in 2021 at "Traitement du Signal"

DOI: 10.18280/ts.380411

Abstract: Mouth shape identification helps oral English learners discover the features of their lip movements in English speaking, and correct their pronunciation more smoothly. So far, few scholars have applied image processing to identify mouth shape… read more here.

Keywords: mouth shape; shape features; oral english; features oral ... See more keywords
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The value of magnetic resonance imaging-based tumor shape features for assessing microsatellite instability status in endometrial cancer

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Published in 2022 at "Quantitative Imaging in Medicine and Surgery"

DOI: 10.21037/qims-22-77

Abstract: Background Microsatellite instability (MSI) status can be used for the classification and risk stratification of endometrial cancer (EC). This study aimed to investigate whether magnetic resonance imaging (MRI)-based tumor shape features can help assess MSI… read more here.

Keywords: msi status; shape features; status; based tumor ... See more keywords
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The Contribution of Shape Features and Demographic Variables to Disembedding Abilities

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Published in 2022 at "Frontiers in Psychology"

DOI: 10.3389/fpsyg.2022.798871

Abstract: Humans naturally perceive visual patterns in a global manner and are remarkably capable of extracting object shapes based on properties such as proximity, closure, symmetry, and good continuation. Notwithstanding the role of these properties in… read more here.

Keywords: role; shape; disembedding abilities; shape features ... See more keywords