Results 21 to 30 of about 3,373,432 (240)

A virtual CMM to estimate uncertainties

open access: yesInternational Journal of Metrology and Quality Engineering
Coordinates measuring machines (CMMs) have become classical measuring instruments. Nevertheless, the uncertainties associated to measurements results obtained by CMMs, are often a global estimation.
Manlay Jean-François   +2 more
doaj   +1 more source

Usage of I++ Simulator to Program Coordinate Measuring Machines when Common Programming Methods are difficult to apply

open access: yesMeasurement Science Review, 2014
Nowadays, simulators facilitate tasks performed daily by the engineers of different branches, including coordinate metrologists. Sometimes it is difficult or almost impossible to program a Coordinate Measuring Machine (CMM) using standard methods.
Gąska A.   +4 more
doaj   +1 more source

Control charts for the on-line diagnostics of CMM performance [PDF]

open access: yes, 1999
The quality of a production process is increasing its dependence on both the manufacturing technology, and the production control. In most applications controls are operated by relying on intelligent instrumentation to 'automatically' perform the ...
Franceschini, Fiorenzo   +3 more
core   +1 more source

Digital Twin of an Optical Measurement System

open access: yesSensors, 2021
Digital twins of measurement systems are used to estimate their measurement uncertainty. In the past, virtual coordinate measuring machines have been extensively researched.
Michiel Vlaeyen   +2 more
doaj   +1 more source

The Influence of Filtration on the Results of Measurements Made with Optical Coordinate Systems

open access: yesApplied Sciences
This article presents research and a discussion on the proper use of filtration in optical measurements. Measurements were taken using a Werth multisensory machine using a Werth Zoom optical sensor.
Wiesław Zaborowski   +3 more
doaj   +1 more source

Coordinate Measuring Machine Probes Effect during Inner Thread Position Measurement

open access: yesProceedings, 2020
Starting from the idea of improving Coordinate Measuring Machines’ (CMM) measurement strategy for inner thread locations, we developed a new method which increases the accuracy of measurements and takes us closer to the pitch diameter.
Ferencz Peti, Petru Serban
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Error Averaging Effect in Parallel Mechanism Coordinate Measuring Machine

open access: yesApplied Sciences, 2016
Error averaging effect is one of the advantages of a parallel mechanism when individual errors are relatively large. However, further investigation is necessary to clarify the evidence with mathematical analysis and experiment.
Peng-Hao Hu   +4 more
doaj   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Different Approaches in Uncertainty Evaluation for Measurement of Complex Surfaces Using Coordinate Measuring Machine

open access: yesMeasurement Science Review, 2015
This paper describes a methodology for uncertainty assessment for Coordinate Measuring Machine measurement of complex real work pieces from industry. The study applied two approaches (in scanning mode only) for estimating the measurement uncertainty with
Vrba Igor   +5 more
doaj   +1 more source

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