Results 11 to 20 of about 3,371,459 (278)

Depth-Resolved Elemental Analysis on Moving Electrode Foils with Laser-Induced Breakdown Spectroscopy

Sensors, 2023
In this study, a new method for the inline measurement of depth profiles on a continuously moving sample with laser-induced breakdown spectroscopy is presented.
Carl Basler, Moritz Kappeler, Daniel Carl   +2 more
doaj   +1 more source

Extending the Depth of Field beyond Geometrical Imaging Limitations Using Phase Noise as a Focus Measure in Multiwavelength Digital Holography

Applied Sciences, 2018
Digital holography is a well-established technology for optical quality control in industrial applications. Two common challenges in digital holographic measurement tasks are the ambiguity at phase steps and the limited depth of focus.
Tobias Seyler, Markus Fratz, Tobias Beckmann, Annelie Schiller, Alexander Bertz, Daniel Carl   +5 more
doaj   +1 more source

Algorithms for reconstruction of impedance spectra from non-uniformly sampled step responses

Journal of Electrical Bioimpedance, 2023
Fast and reliable bioimpedimetric measurements are of growing importance in many practical applications. In this work we used a measurement method in time domain by processing the step response of the biological system under test.
Zaikou Y., Gansauge C., Echtermeyer D., Pliquett U.   +3 more
doaj   +1 more source

Integrated Gradients for Feature Assessment in Point Cloud-Based Data Sets

Algorithms, 2023
Integrated gradients is an explainable AI technique that aims to explain the relationship between a model’s predictions in terms of its features. Adapting this technique to point clouds and semantic segmentation models allows a class-wise attribution of ...
Markus Schwegler, Christoph Müller, Alexander Reiterer   +2 more
doaj   +1 more source

Situation awareness measurement: A review of applicability for C4i environments [PDF]

, 2006
The construct of situation awareness (SA) has become a core theme within the human factors (HF) research community. Consequently, there have been numerous attempts to develop reliable and valid measures of SA but there is a lack of techniques developed ...
Baber, Bedny, Collier, Cooke, Damian Green, Durso, Endsley, Endsley, Endsley, Endsley, Endsley, Endsley, Endsley, Endsley, Gugerty, Guy Walker, Hart, Hauss, Hogg, Kaber, Kirwan, Kirwan, Kirwan, Klein, Neville Stanton, Paul Salmon, Salas, Salas, Smith, Smith, Stanton, Stanton, Stanton, Stanton, Stanton, Stanton, Waag, Walker, White   +38 more
core   +1 more source

Fused Projection-Based Point Cloud Segmentation

Sensors, 2022
Semantic segmentation is used to enable a computer to understand its surrounding environment. In image processing, images are partitioned into segments for this purpose.
Maximilian Kellner, Bastian Stahl, Alexander Reiterer   +2 more
doaj   +1 more source

Optical Tweezers in Studies of Red Blood Cells

Cells, 2020
Optical tweezers (OTs) are innovative instruments utilized for the manipulation of microscopic biological objects of interest. Rapid improvements in precision and degree of freedom of multichannel and multifunctional OTs have ushered in a new era of ...
Ruixue Zhu, Tatiana Avsievich, Alexey Popov, Igor Meglinski   +3 more
doaj   +1 more source

Resonant Photoacoustic Gas Monitoring of Combustion Emissions

Proceedings, 2018
Since the entrance into the industrial era and the increasing demand for energy due to global economic growth and development, the amount of energy-related emissions have continuously grown every year to significantly high levels.
Mahmoud El-Safoury, Miguel Dufner, Christian Weber, Katrin Schmitt, Hans-Fridtjof Pernau, Bert Willing, Jürgen Wöllenstein   +6 more
doaj   +1 more source

A Portable Laser Spectroscopic System for Measuring Nitrous Oxide Emissions on Fertilized Cropland

Sensors, 2023
Nitrous oxide (laughing gas, N2O) is a relevant greenhouse gas. Agriculture contributes significantly to its emissions. As nitrogen fertilization has been identified as one of the main sources of N2O, controlled application and reduction of the amount of
Gerrit Stiefvater, Yvonne Hespos, Dominic Wiedenmann, Armin Lambrecht, Raimund Brunner, Jürgen Wöllenstein   +5 more
doaj   +1 more source

Burg algorithm for enhancing measurement performance in wavelength scanning interferometry [PDF]

, 2016
Wavelength scanning interferometry (WSI) is a technique for measuring surface topography that is capable of resolving step discontinuities and does not require any mechanical movement of the apparatus or measurand, allowing measurement times to be ...
Jiang, Xiangqian, Martin, Haydn, Muhamedsalih, Hussam, Woodcock, Rebecca   +3 more
core   +1 more source