Results 41 to 50 of about 56,657 (221)

Blood Cell Classification Using the Hough Transform and Convolutional Neural Networks [PDF]

open access: yes, 2018
https://doi.org/10.1007/978-3-319-77712-2_62The detection of red blood cells in blood samples can be crucial for the disease detection in its early stages.
Luque-Baena, Rafael Marcos   +4 more
core   +1 more source

Off-line Recognition of Unconstrained Handwritten Numerals Using Fuzzy Hough Transform [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2009
A fuzzy system for handwritten numerals recognition using a fuzzy Hough transform technique is presented. The system is an off-line system since the data processed was written before the time of recognition.
Mohammed Khedher   +2 more
doaj   +1 more source

Cleaning sky survey databases using Hough Transform and Renewal String approaches [PDF]

open access: yes, 2003
Large astronomical databases obtained from sky surveys such as the SuperCOSMOS Sky Survey (SSS) invariably suffer from spurious records coming from artefactual effects of the telescope, satellites and junk objects in orbit around earth and physical ...
A. J. Storkey   +24 more
core   +2 more sources

To Raise or Not to Raise: An Experimental Test of Community Support for Increasing the Minimum Age of Criminal Responsibility in New South Wales, Australia

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT While research has identified a disconnect between the minimum age of criminal responsibility (MACR) and public perceptions of criminal culpability among young people, no study has examined how offender characteristics influence support for reform using an experimental design. To address this, this study presents the first experimental test of
Cameron T. Langfield   +3 more
wiley   +1 more source

Lens distortion correction by analysing the shape of patterns in Hough transform space : a thesis presented in partial fulfilment of the requirements for the degree of Master of Engineering in Electronics and Computer Engineering at Massey University, Manawatu, New Zealand [PDF]

open access: yes, 2018
Many low cost, wide angle lenses suffer from lens distortion, resulting from a radial variation in the lens magnification. As a result, straight lines, particularly those in the periphery, appear curved.
Chang, Yuan
core  

An Extension to Hough Transform Based on Gradient Orientation

open access: yes, 2015
The Hough transform is one of the most common methods for line detection. In this paper we propose a novel extension of the regular Hough transform. The proposed extension combines the extension of the accumulator space and the local gradient orientation
Lončarić, Sven, Petković, Tomislav
core   +1 more source

GraphReco: Probabilistic Structure Recognition for Chemical Molecules

open access: yesChemistryOpen, EarlyView.
Molecule structure images are unfriendly for machine understanding, blocking productivity improvements in chemical data mining, drug discovery, and many other fields. We present a rule‐based probabilistic Optical Chemical Structure Recognition model to explain and tackle the ambiguity challenges in graph assembly.
Haidong Wang   +2 more
wiley   +1 more source

AERIAL IMAGERY AND LIDAR DATA FUSION FOR UNAMBIGUOUS EXTRACTION OF ADJACENT LEVEL-BUILDINGS’ FOOTPRINTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Our paper aims to present a new approach to identify and extract building footprints using aerial images and LiDAR data. Employing an edge detector algorithm, our method first extracts the outer boundary of buildings, and then by taking advantage of ...
S. Mola Ebrahimi   +2 more
doaj   +1 more source

A Novel Gradient-Weighted Voting Approach for Classical and Fuzzy Circular Hough Transforms and Their Application in Medical Image Analysis—Case Study: Colonoscopy

open access: yesApplied Sciences, 2023
Classical circular Hough transform was proven to be effective for some types of colorectal polyps. However, the polyps are very rarely perfectly circular, so some tolerance is needed, that can be ensured by applying fuzzy Hough transform instead of the ...
Raneem Ismail, Szilvia Nagy
doaj   +1 more source

SETI: The transmission rate of radio communication and the signal's detection

open access: yes, 2011
The transmission rate of communication between radio telescopes on Earth and extraterrestrial intelligence (ETI) is here calculated up to distances of 1000 light years. Both phase-shift-keying (PSK) and frequency-shift keying (FSK) modulation schemes are
Fridman, P. A.
core   +1 more source

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