Results 41 to 50 of about 1,342,650 (329)

Detection of dirt impairments from archived film sequences : survey and evaluations [PDF]

open access: yes, 2010
Film dirt is the most commonly encountered artifact in archive restoration applications. Since dirt usually appears as a temporally impulsive event, motion-compensated interframe processing is widely applied for its detection. However, motion-compensated
Ren, Jinchang, Vlachos, T.
core   +1 more source

Generation of Spatial Structure of Urban Parks Based on Spatial Analysis of Agent-Based Models

open access: yesFengjing Yuanlin
ObjectiveThis research aims to leverage the advances of computer algorithms to provide scientific analytical methods for spatial simulation and offer a more objective approach to reflect the natural operational laws of interdependencies between elements ...
Huizi KONG   +3 more
doaj   +1 more source

Compressive Hyperspectral Imaging Using Progressive Total Variation [PDF]

open access: yes, 2014
Compressed Sensing (CS) is suitable for remote acquisition of hyperspectral images for earth observation, since it could exploit the strong spatial and spectral correlations, llowing to simplify the architecture of the onboard sensors. Solutions proposed
Barducci, Alessandro   +4 more
core   +2 more sources

Spatial orienting in complex audiovisual environments

open access: yesHuman Brain Mapping, 2013
Previous studies on crossmodal spatial orienting typically used simple and stereotyped stimuli in the absence of any meaningful context. This study combined computational models, behavioural measures and functional magnetic resonance imaging to investigate audiovisual spatial interactions in naturalistic settings.
Nardo D.   +2 more
openaire   +5 more sources

An H.264/AVC to SVC TemporalTranscoder in baseline profile: digest of technical papers [PDF]

open access: yes, 2011
Scalable Video Coding provides temporal, spatial and quality scalability using layers within the encoded bitstream. This feature allows the encoded bitstream to be adapted to different devices and heterogeneous networks.
Cuenca, Pedro   +6 more
core   +2 more sources

Network topology drives population temporal variability in experimental habitat networks

open access: yesPopulation Ecology, EarlyView.
Habitat patches connected by dispersal pathways form habitat networks. We explored how network topology affects population outcomes in laboratory experiments using a model species (Daphnia carinata). Central habitat nodes in complex lattice networks exhibited lower temporal variability in population sizes, suggesting they support more stable ...
Yiwen Xu   +3 more
wiley   +1 more source

Geographic variation in walking activity in the red flour beetle Tribolium castaneum

open access: yesPopulation Ecology, EarlyView.
This study examined whether there is geographic variation in field populations, focusing on the moving activity in the red flour beetle Tribolium castaneum. Results showed significant differences in moving activity among field populations but no correlation with latitude or meteorological factors.
Kentarou Matsumura
wiley   +1 more source

occumb: An R package for site occupancy modeling of eDNA metabarcoding data

open access: yesPopulation Ecology, EarlyView.
This study introduces a new R package, occumb, for the convenient application of site occupancy modeling using environmental DNA (eDNA) metabarcoding data. We outline a data analysis workflow, including data setup, model fitting, model assessment, and comparison of potential study settings based on model predictions, all of which can be performed using
Keiichi Fukaya, Yuta Hasebe
wiley   +1 more source

Moving in the Dark: Enlightening the Spatial Population Ecology of European Cave Salamanders

open access: yesPopulation Ecology, EarlyView.
We assessed individual interactions, movement ecology and activity patterns of a subterranean population of Speleomantes strinatii, applying spatial capture–recapture modeling to a photographic dataset of 104 individuals. ABSTRACT Space use and movement are fundamental aspects of organisms' ecology, mirroring individual fitness, behavior, and life ...
Giacomo Rosa   +2 more
wiley   +1 more source

The Application of Complexity Analysis in Brain Blood-Oxygen Signal

open access: yesBrain Sciences, 2021
One of the daunting features of the brain is its physiology complexity, which arises from the interaction of numerous neuronal circuits that operate over a wide range of temporal and spatial scales, enabling the brain to adapt to the constantly changing ...
Xiaoyang Xin   +3 more
doaj   +1 more source

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