Results 31 to 40 of about 9,414,622 (284)

Experimental demonstration of distance measurement with a femtosecond frequency comb laser [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2008
NMi Van Swinden Laboratory, Thijsseweg 11, 2629 JA Delft, The Netherlands We experimentally demonstrate that a stabilized femtosecond frequency comb can be applied as a tool for distance measurement in an interferometric scheme.
Cui M.   +3 more
doaj   +1 more source

Stochastic Forecasting of Regional Age-Specific Fertility Rates: An Outlook for German NUTS-3 Regions

open access: yesMathematics, 2023
Regional fertility forecasts are important for long-term planning in a variety of fields that include future birth numbers in their forecast, such as school or kindergarten planning.
Patrizio Vanella, Max J. Hassenstein
doaj   +1 more source

A Novel Baseline-Free Method for Damage Localization Using Guided Waves Based on Hyperbola Imaging Algorithm

open access: yesSensors, 2023
Most imaging methods based on ultrasonic Lamb waves in structural health monitoring requires reference signals, recorded in the intact state. This paper focuses on a novel baseline-free method for damage localization using Lamb waves based on a ...
Jichao Xu   +3 more
doaj   +1 more source

CDDFuse: Correlation-Driven Dual-Branch Feature Decomposition for Multi-Modality Image Fusion [PDF]

open access: yesComputer Vision and Pattern Recognition, 2022
Multi-modality (MM) image fusion aims to render fused images that maintain the merits of different modalities, e.g., functional highlight and detailed textures.
Zixiang Zhao   +7 more
semanticscholar   +1 more source

Scan matching by cross-correlation and differential evolution [PDF]

open access: yes, 2019
Scan matching is an important task, solved in the context of many high-level problems including pose estimation, indoor localization, simultaneous localization and mapping and others.
Konečný, Jaromír   +3 more
core   +1 more source

Passive Detection of Low-Altitude Signal Sources Using an Improved Cross-Correlation Algorithm

open access: yesApplied Sciences, 2018
The passive detection of low-altitude signal sources is studied using an improved cross-correlation method in the time⁻frequency domain. A matching template is designed for signal cross-correlation, and a cross-correlation threshold is used to ...
Conghui Cao   +4 more
doaj   +1 more source

Implementation of cross correlation for energy discrimination on the time-of-flight spectrometer CORELLI1

open access: yesJournal of Applied Crystallography, 2018
With implementation of the cross-correlation technique at the short-pulse Spallation Neutron Source (SNS), Oak Ridge, Tennessee, USA, CORELLI obtains both the total scattering and the elastic-only scattering simultaneously from a single measurement with ...
F. Ye   +4 more
semanticscholar   +1 more source

Efficient Cross-Correlation Filtering of One- and Two-Color Single Molecule Localization Microscopy Data

open access: yesFrontiers in Bioinformatics, 2021
Single molecule localization microscopy has become a prominent technique to quantitatively study biological processes below the optical diffraction limit.
Angel Mancebo   +5 more
doaj   +1 more source

A Real-Time Cross-Modality Correlation Filtering Method for Referring Expression Comprehension [PDF]

open access: yesComputer Vision and Pattern Recognition, 2019
Referring expression comprehension aims to localize the object instance described by a natural language expression. Current referring expression methods have achieved good performance.
Yue Liao   +6 more
semanticscholar   +1 more source

Measurement of redshift dependent cross correlation of HSC clusters and Fermi $\gamma$ rays [PDF]

open access: yes, 2019
The cross-correlation study of the unresolved $\gamma$-ray background (UGRB) with galaxy clusters has a potential to reveal the nature of the UGRB. In this paper, we perform a cross-correlation analysis between $\gamma$-ray data by the Fermi Large Area ...
Hashimoto, Daiki   +6 more
core   +2 more sources

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