Articles with "rotation angle" as a keyword



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Comparison of pelvic rotation angle in the transverse plane in the supine position and during active straight leg raise between people with and without nonspecific low back pain.

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Published in 2021 at "Clinical biomechanics"

DOI: 10.1016/j.clinbiomech.2021.105310

Abstract: BACKGROUND Faults in postural alignment and movement of the pelvis are associated with non-specific low back pain. However, limited studies have investigated the differences in pelvic rotation angle in the transverse plane in the supine… read more here.

Keywords: back pain; pelvic rotation; rotation angle; low back ... See more keywords
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Seismic performance assessment of flexure-dominate FRP-confined RC columns using plastic rotation angle

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Published in 2018 at "Engineering Structures"

DOI: 10.1016/j.engstruct.2018.06.046

Abstract: Abstract External wrapping of fiber reinforced polymer (FRP) materials is a widely applied method for the seismic retrofit of reinforced concrete (RC) columns. The seismic evaluation of conventional reinforced concrete columns prior to retrofit is… read more here.

Keywords: rotation angle; concrete columns; plastic rotation; frp ... See more keywords
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A novel algorithm for estimating the relative rotation angle of solar azimuth through single-pixel rings from polar coordinate transformation for imaging polarization navigation sensors

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Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2018.10.080

Abstract: Abstract Polarized skylight provides navigation compass for many polarization sensitive birds and insects. In this paper, a method based on polar coordinate transformation (PCTA) is proposed to use all the polarization information of the polarization… read more here.

Keywords: polar coordinate; rotation angle; polarization; single pixel ... See more keywords
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Optimization design and performance analysis of a novel asymmetric compound parabolic concentrator with rotation angle for building application

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Published in 2017 at "Solar Energy"

DOI: 10.1016/j.solener.2017.10.029

Abstract: Abstract A novel asymmetric lens-walled compound parabolic concentrator (ALCPC) for integration with the building south wall was proposed and manufactured. Besides of the asymmetric lens-walled structure, the special rotation angle at the bottom is also… read more here.

Keywords: rotation angle; parabolic concentrator; novel asymmetric; compound parabolic ... See more keywords
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Method for Measuring Rotation Angle of Faucet Handle Based on Machine Vision

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Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.3034103

Abstract: The faucet’s quality inspection is an integral component of the faucet production process. Sensitivity is an essential parameter to be considered in the detection process. In the traditional sensitivity measurement method, the angle of the… read more here.

Keywords: angle; rotation angle; method; rotation ... See more keywords
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Large-Rotation-Angle Photogrammetric Resection Based on Least-Squares Homotopy Iteration Method

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Published in 2017 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2017.2694016

Abstract: Inclined imaging is an advanced sensing technique, and has been extensively used. Therefore, large-rotation angle photogrammetric resection has become an important topic. However, traditional iterative methods are limited by requiring good initial values. By contrast,… read more here.

Keywords: photogrammetric resection; large rotation; rotation angle; angle photogrammetric ... See more keywords
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Oblique views of chest radiography from a designed rotation angle recommendation increase the contrast ratio between obscured lesions and surrounding structures

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Published in 2019 at "Thoracic Cancer"

DOI: 10.1111/1759-7714.13167

Abstract: Chest radiography (CXR) is the main tool used to detect pulmonary nodules. Lateral views of CXR are less effective and the aim of our study was to develop a rotation angle recommendation model to obtain… read more here.

Keywords: rotation angle; lesions surrounding; angle recommendation; obscured lesions ... See more keywords
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Tibiofemoral rotation is related to differences in the lateral femoral condyle configuration in both normal subjects and women with hip dysplasia: a three-dimensional analysis

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Published in 2019 at "BMC Musculoskeletal Disorders"

DOI: 10.1186/s12891-019-2737-3

Abstract: BackgroundWe assessed the morphological differences in the knee joint related to knee rotation angle in patients with hip dysplasia. These results may explain the anatomy of the knee in patients with hip dysplasia and aid… read more here.

Keywords: knee rotation; rotation angle; hip dysplasia; rotation ... See more keywords
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Rotation angle measurement method based on self-mixing interference of a fiber laser.

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Published in 2022 at "Applied optics"

DOI: 10.1364/ao.451675

Abstract: A rotation angle measurement method based on self-mixing interference (SMI) of a fiber laser is proposed. The rotation angle can be calculated indirectly by the displacement measured by SMI. In the experiment, a linear cavity… read more here.

Keywords: fiber laser; rotation angle; interference; measurement ... See more keywords
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The effectiveness of Schroth method in Cobb angle, quality of life and trunk rotation angle in adolescent idiopathic scoliosis: a systematic review and meta-analysis

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Published in 2023 at "European Journal of Physical and Rehabilitation Medicine"

DOI: 10.23736/s1973-9087.23.07654-2

Abstract: INTRODUCTION The Schroth method is one of the most common physiotherapeutic scoliosis-specific exercises intervention applied in adolescent idiopathic scoliosis (AIS). This method consists of three-dimensional correction of the specific curve pattern of the patient using… read more here.

Keywords: cobb angle; quality; trunk rotation; rotation angle ... See more keywords
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Estimating rotation angle from asymmetric projection of chest.

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Published in 2021 at "Journal of X-ray science and technology"

DOI: 10.3233/xst-210990

Abstract: BACKGROUND Manual or machine-based analysis of chest radiographs needs the images acquired with technical adequacy. Currently, the equidistance between the medial end of clavicles and the center of spinous processes serves as the only criterion… read more here.

Keywords: angle asymmetric; rotation angle; thoracic cage; rotation ... See more keywords