Articles with "temporal coherence" as a keyword



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Temporal Coherence Between Lake and Landscape Primary Productivity

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Published in 2020 at "Ecosystems"

DOI: 10.1007/s10021-020-00531-6

Abstract: Understanding the patterns and drivers of primary productivity is a major goal of ecology, but little is known about whether the primary productivities of different types of ecosystems—here, lakes and the landscapes in which they… read more here.

Keywords: coherence; temporal coherence; primary productivity; lake landscape ... See more keywords
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Effects of connectivity and watercourse distance on temporal coherence patterns in a tropical reservoir

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Published in 2018 at "Environmental Monitoring and Assessment"

DOI: 10.1007/s10661-018-6902-1

Abstract: Temporal coherence exists when environmental variables measured at different spatial locations vary synchronously over time. This is an important property to be analyzed because levels of coherence may indicate the role of regional and local… read more here.

Keywords: reservoir; coherence; temporal coherence; connectivity ... See more keywords
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A New Polarimetric Persistent Scatterer Interferometry Method Using Temporal Coherence Optimization

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Published in 2018 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2018.2840423

Abstract: While polarimetric persistent scatterer InSAR (PSI) is an effective technique for increasing the number and quality of selected PS pixels, existing methods are suboptimal; a polarimetric channel combination is selected for each pixel based either… read more here.

Keywords: new polarimetric; persistent scatterer; polarimetric persistent; temporal coherence ... See more keywords
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A Tower-Based Radar Study of Temporal Coherence of a Boreal Forest at P-, L-, and C-Bands and Linear Cross Polarization

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Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2021.3074098

Abstract: Cross-polarized temporal coherence observations of a boreal forest, acquired using a tower-based radar, are presented in this article. Temporal coherence is analyzed with respect to frequency, temporal baseline, time of day of observation, season, meteorological… read more here.

Keywords: temporal coherence; based radar; boreal forest; coherence ... See more keywords
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Effects of temporal coherence and signal-frequency uncertainty for tone detection in a random-frequency multi-tonal masker

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Published in 2017 at "Journal of the Acoustical Society of America"

DOI: 10.1121/1.4988788

Abstract: Detection thresholds tend to be lower when the spectral and/or temporal characteristics of the signal are predictable than unpredictable, particularly in an unpredictable masker. The present study evaluated the detrimental effect of frequency uncertainty and… read more here.

Keywords: multi tonal; frequency uncertainty; masker; temporal coherence ... See more keywords
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Numerical analysis of the effect of reduced temporal coherence in quantitative phase microscopy and tomography.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.458167

Abstract: We present the numerical analysis of the effect of the temporarily partially coherent illumination on the phase measurement accuracy in digital holography microscopy (DHM) and optical diffraction tomography (ODT), as reconstruction algorithms tend to assume… read more here.

Keywords: analysis effect; reduced temporal; coherence; microscopy ... See more keywords
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Band-limited photodetection of temporal coherence.

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Published in 2023 at "Optics express"

DOI: 10.1364/oe.462445

Abstract: The quantum theory of optical coherence plays a ubiquitous role in identifying optical emitters. An unequivocal identification, however, presumes that the photon number statistics is resolved from timing uncertainties. We demonstrate from first principle that… read more here.

Keywords: theory; coherence; limited photodetection; photodetection temporal ... See more keywords
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Temporal coherence in an unbalanced SU(1,1) interferometer.

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Published in 2023 at "Optics letters"

DOI: 10.1364/ol.470115

Abstract: In classical coherence theory, coherence time is typically related to the bandwidth of the optical field. Narrowing the bandwidth by optical filtering will result in the lengthening of the coherence time. In the case of… read more here.

Keywords: unbalanced interferometer; coherence; bandwidth optical; coherence unbalanced ... See more keywords
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Cortical signatures of auditory object binding in children with autism spectrum disorder are anomalous in concordance with behavior and diagnosis

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Published in 2022 at "PLoS Biology"

DOI: 10.1371/journal.pbio.3001541

Abstract: Organizing sensory information into coherent perceptual objects is fundamental to everyday perception and communication. In the visual domain, indirect evidence from cortical responses suggests that children with autism spectrum disorder (ASD) have anomalous figure–ground segregation.… read more here.

Keywords: spectrum disorder; children autism; autism spectrum; temporal coherence ... See more keywords