Results 11 to 20 of about 48,550 (262)

An efficient outlier removal method for scattered point cloud data. [PDF]

open access: yesPLoS ONE, 2018
Outlier removal is a fundamental data processing task to ensure the quality of scanned point cloud data (PCD), which is becoming increasing important in industrial applications and reverse engineering.
Xiaojuan Ning   +3 more
doaj   +2 more sources

Iterative Outlier Removal: A Method for Identifying Outliers in Laboratory Recalibration Studies [PDF]

open access: yesClinical Chemistry, 2016
AbstractBACKGROUNDExtreme values that arise for any reason, including those through nonlaboratory measurement procedure-related processes (inadequate mixing, evaporation, mislabeling), lead to outliers and inflate errors in recalibration studies. We present an approach termed iterative outlier removal (IOR) for identifying such outliers.METHODSWe ...
Christina M, Parrinello   +8 more
openaire   +3 more sources

FOR: Point Cloud Outlier Removal Based on Fuzzy Theory and Informativeness and Its Application to 3D Object Detection [PDF]

open access: yesSensors
LiDAR is widely used in autonomous driving. Although LiDAR point cloud data can provide stable and reliable information about the environment, it also faces the problem of a huge amount of data.
Lili Gan   +4 more
doaj   +2 more sources

Effects of Using Different Indirect Techniques on the Calculation of Reference Intervals: Observational Study

open access: yesJournal of Medical Internet Research, 2023
BackgroundReference intervals (RIs) play an important role in clinical decision-making. However, due to the time, labor, and financial costs involved in establishing RIs using direct means, the use of indirect methods, based on ...
Dan Yang   +10 more
doaj   +1 more source

Adaptive Discretization Using Golden Section to Aid Outlier Detection for Software Development Effort Estimation

open access: yesIEEE Access, 2022
The software engineering researchers have worked on different dimensions to facilitate better software effort estimates, including those focusing on dataset quality improvement.
Swarnima Singh Gautam, Vrijendra Singh
doaj   +1 more source

SPATIAL ANALYSIS FOR OUTLIER REMOVAL FROM LIDAR DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Outlier detection in LiDAR point clouds is a necessary process before the subsequent modelling. So far, many studies have been done in order to remove the outliers from LiDAR data.
A. A. Matkan   +4 more
doaj   +1 more source

NEAR: An artifact removal pipeline for human newborn EEG data

open access: yesDevelopmental Cognitive Neuroscience, 2022
Electroencephalography (EEG) is arising as a valuable method to investigate neurocognitive functions shortly after birth. However, obtaining high-quality EEG data from human newborn recordings is challenging.
Velu Prabhakar Kumaravel   +3 more
doaj   +1 more source

Outliers May Not Be Automatically Removed

open access: yesJournal of Experimental Psychology: General, 2022
Researchers often remove outliers when comparing groups. It is well documented that the common practice of removing outliers within groups leads to inflated type I error rates. However, it was recently argued by André that if outliers are instead removed across groups, type I error rates are not inflated. The same study discusses that removing outliers
openaire   +3 more sources

SUPERVISED OUTLIER DETECTION IN LARGE-SCALE MVS POINT CLOUDS FOR 3D CITY MODELING APPLICATIONS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
We propose to use a discriminative classifier for outlier detection in large-scale point clouds of cities generated via multi-view stereo (MVS) from densely acquired images.
C. Stucker   +3 more
doaj   +1 more source

A Geometric Estimation Technique Based on Adaptive M-Estimators: Algorithm and Applications

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Robust fitting is a basic technique and has been widely applied in photogrammetry and remote sensing, such as geometric correction. As known, typical robust estimators (include M-estimators, S-estimators, MM-estimators, etc.) often fail when outlier rate
Jiayuan Li   +3 more
doaj   +1 more source

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