Results 81 to 90 of about 2,213,168 (246)

‘Mere Amateurs’? Elementary Teachers and the Making of Scientific Authority in the British Child Study Movement

open access: yesHistory, EarlyView.
Abstract This article offers new perspectives on the relationship between elementary teaching, scientific expertise and the professionalization of the human sciences. Previous scholarship has demonstrated the ready existence of ‘amateur’ science societies in the nineteenth century where cross‐class exchanges were common.
Julia Gustavsson
wiley   +1 more source

Iterative Hough Transform for Line Detection in 3D Point Clouds

open access: yesImage Processing On Line, 2017
The Hough transform is a voting scheme for locating geometric objects in point clouds. This paper describes its application for detecting lines in three dimensional point clouds.
C. Dalitz   +2 more
semanticscholar   +1 more source

Expanding Phenotype of GINS1 Deficiency: A Case Report and Review of the Literature

open access: yesClinical Genetics, EarlyView.
The authors present a novel case and review of individuals with GINS1 deficiency, causing severe growth restriction and combined immunodeficiency. Only the ninth case of this ultrarare disorder, it highlights the role of these variants in disease, glaucoma as a feature, and the possibility of immunodeficiency without infections in affected individuals.
Michael P. Mackley   +6 more
wiley   +1 more source

Evolution of Patient and Public Involvement and Engagement in Health‐Related Research: A Concept Analysis

open access: yesJournal of Advanced Nursing, EarlyView.
ABSTRACT Aims To clarify the definition and evolution of Patient and Public Involvement and Engagement (PPIE) and identify its attributes, antecedents, and consequences in health‐related research. Design This study follows Rodgers' evolutionary concept analysis with a seven‐step framework.
Wenze Lu   +9 more
wiley   +1 more source

Ring-artifact Correction Method for Large-size Object CT Images Based on Gradient Featured Cluster Analysis

open access: yesCT Lilun yu yingyong yanjiu
In this paper, a Hough transform method based on image gradient featured extraction is proposed to eliminate the ring artifacts of CT scanning system.
Bicheng LIU   +4 more
doaj   +1 more source

Evaluation of Two-Dimensional Angular Orientation of a Mobile Robot by a Modified Algorithm Based on Hough Transform

open access: yesCybernetics and Information Technologies, 2018
This paper proposes an algorithm that assesses the angular orientation of a mobile robot with respect to its referential position or a map of the surrounding space.
Aldoshkin Dmitry N., Tsarev Roman Y.
doaj   +1 more source

The intersective Hough transform for geophysical applications

open access: yesGeofísica Internacional, 2014
La transformada de Hough es una herramienta ampliamente utilizada para identificación de alineamientos, pero el método de votación utilizado usualmente en esta transformada presenta serios problemas cuando las alineaciones no son exactas.
F. Alejandro Nava
doaj   +1 more source

Progressive Probabilistic Hough Transform [PDF]

open access: yesProcedings of the British Machine Vision Conference 1998, 1998
This thesis presents the Progressive Probabilistic Hough Transform (PPHT). Unlike the Probabilistic HT [46] where the Standard HT is performed on a pre-selected fraction of input points, the PPHT minimises the amount of computation needed to detect lines by exploiting the difference in the fraction of votes needed to reliably detect lines with ...
J. Matas, C. Galambos, J. Kittler
openaire   +1 more source

Markov Determinantal Point Process for Dynamic Random Sets

open access: yesJournal of Time Series Analysis, EarlyView.
ABSTRACT The Law of Determinantal Point Process (LDPP) is a flexible parametric family of distributions over random sets defined on a finite state space, or equivalently over multivariate binary variables. The aim of this paper is to introduce Markov processes of random sets within the LDPP framework. We show that, when the pairwise distribution of two
Christian Gouriéroux, Yang Lu
wiley   +1 more source

Progressive Probabilistic Hough Transform for line detection [PDF]

open access: yes, 1999
We present a novel Hough Transform algorithm referred to as Progressive Probabilistic Hough Transform (PPHT). Unlike the Probabilistic HT where Standard HT is performed on a pre-selected fraction of input points, PPHT minimises the amount of computation ...
Galambos, C., Kittler, J., Matas, J.
core   +1 more source

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