Results 21 to 30 of about 4,022,348 (293)

Optimal features for online seizure detection [PDF]

open access: yes, 2012
This study identifies characteristic features in scalp EEG that simultaneously give the best discrimination between epileptic seizures and background EEG in minimally pre-processed scalp data; and have minimal computational complexity to be suitable for ...
Casson, AJ   +2 more
core   +1 more source

Research on road vehicle and lane line detection based on improved YOLOv4-tiny algorithm [PDF]

open access: yesSHS Web of Conferences, 2022
In order to improve the speed of road vehicle and lane line detection, a road vehicle and lane line detection method with improved YOLOv4-tiny algorithm is proposed by using K-means++ clustering algorithm instead of the original K-means algorithm.
Liu Hanwen   +3 more
doaj   +1 more source

First results from Faint Infrared Grism Survey (FIGS): first simultaneous detection of Lyman-alpha emission and Lyman break from a galaxy at z=7.51 [PDF]

open access: yes, 2016
Galaxies at high redshifts provide a valuable tool to study cosmic dawn, and therefore it is crucial to reliably identify these galaxies. Here, we present an unambiguous and first simultaneous detection of both the Lyman-alpha emission and the Lyman ...
Christensen, L.   +24 more
core   +4 more sources

On-Line Repetition Detection [PDF]

open access: yes, 2006
A q-repetition is the concatenation of q copies of a primitive string, where q≥2. Given a string S character by character, the on-line repetition detection problem is to determine whether S contains a q-repetition in an on-line manner. For q=2, the problem can be solved in O(mlogβ) time, where m is the ending position of the first 2-repetition and β is
Hong J. J., Chen G. H.
openaire   +1 more source

Line-Based Stereo SLAM by Junction Matching and Vanishing Point Alignment

open access: yesIEEE Access, 2019
In this paper, we propose a stereo simultaneous localization and mapping (SLAM) method based on line segments. For the front-end module of SLAM, we designed a novel method based on the coplanar junction detection, description, and matching.
Jiayi Ma   +4 more
doaj   +1 more source

On-line transformer condition monitoring through diagnostics and anomaly detection [PDF]

open access: yes, 2009
This paper describes the end-to-end components of an on-line system for diagnostics and anomaly detection. The system provides condition monitoring capabilities for two in- service transmission transformers in the UK.
Catterson, V.M.   +3 more
core   +1 more source

Low-Latency Line Tracking Using Event-Based Dynamic Vision Sensors

open access: yesFrontiers in Neurorobotics, 2018
In order to safely navigate and orient in their local surroundings autonomous systems need to rapidly extract and persistently track visual features from the environment.
Lukas Everding, Jörg Conradt
doaj   +1 more source

New emission line at ~3.5 keV - observational status, connection with radiatively decaying dark matter and directions for future studies [PDF]

open access: yes, 2014
Recent works of [1402.2301,1402.4119], claiming the detection of extra emission line with energy ~3.5 keV in X-ray spectra of certain clusters of galaxies and nearby Andromeda galaxy, have raised considerable interest in astrophysics and particle physics
Iakubovskyi, Dmytro
core   +3 more sources

Extrinsic Calibration of 2D Laser Rangefinders Using an Existing Cuboid-Shaped Corridor as the Reference

open access: yesSensors, 2018
Laser rangefinders (LRFs) are widely used in autonomous systems for indoor positioning and mobile mapping through the simultaneous localization and mapping (SLAM) approach. The extrinsic parameters of multiple LRFs need to be determined, and they are one
Deyu Yin   +5 more
doaj   +1 more source

Line Detection Using Radon Transform [PDF]

open access: yesEngineering and Technology Journal, 2010
To extract features from digital images, it is useful to be able to find simpleshapes (straight lines, circles, ellipses, etc.).In order to achieve this goal, one can be able to detect a group of pixels that are ona straight line or a smooth curve.
H. H. Abbas, Hussein Ali Hussein
doaj   +1 more source

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