Search Results - "Bartumeus, F."

Behavioral intermittence, Lévy patterns, and randomness in animal movement by Bartumeus, F.

“…The recent debate on both the existence and the cause of fractal (Lévy) patterns in animal movement resonates with much deeper and richer problems in movement…”
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Comment on "Inverse Square Lévy Walks are not Optimal Search Strategies for d≥2" by Buldyrev, S V, Raposo, E P, Bartumeus, F, Havlin, S, Rusch, F R, da Luz, M G E, Viswanathan, G M

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Involving citizen scientists in monitoring arthropod vectors of human and zoonotic diseases: The case of Mosquito Alert in Italy by Virgillito, C., Longo, E., De Marco, C.M., Serini, P., Zucchelli, M.V., Montarsi, F., Severini, F., Rosà, R., Da Re, D., Filipponi, F., Manica, M., Palmer, J., Bartumeus, F., della Torre, A., Caputo, B.

“…Citizen science has been particularly effective in gathering reliable, timely, large-scale data on the presence and distributions of animal species, including…”
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A novel integrative approach elucidates fine-scale dispersal patchiness in marine populations by Schunter, C., Pascual, M., Raventos, N., Garriga, J., Garza, J. C., Bartumeus, F., Macpherson, E.

“…Dispersal is one of the main determining factors of population structure. In the marine habitat, well-connected populations with large numbers of reproducing…”
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How landscape heterogeneity frames optimal diffusivity in searching processes by Raposo, E P, Bartumeus, F, da Luz, M G E, Ribeiro-Neto, P J, Souza, T A, Viswanathan, G M

“…Theoretical and empirical investigations of search strategies typically have failed to distinguish the distinct roles played by density versus patchiness of…”
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Optimising the success of random destructive searches: Lévy walks can outperform ballistic motions by Reynolds, A.M., Bartumeus, F.

“…We re-evaluate the long standing and widely held belief that ballistic movements (i.e. straight-lines movements) outperform Lévy walks when searching for…”
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The influence of turning angles on the success of non-oriented animal searches by Bartumeus, F., Catalan, J., Viswanathan, G.M., Raposo, E.P., da Luz, M.G.E.

“…Animal searches cover a full range of possibilities from highly deterministic to apparently completely random behaviors. However, even those stochastic…”
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Optimizing the encounter rate in biological interactions: Lévy versus Brownian strategies by Bartumeus, F, Catalan, J, Fulco, U L, Lyra, M L, Viswanathan, G M

“…An important application involving two-species reaction-diffusion systems relates to the problem of finding the best statistical strategy for optimizing the…”
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Inferring Lévy walks from curved trajectories: A rescaling method by Tromer, R M, Barbosa, M B, Bartumeus, F, Catalan, J, da Luz, M G E, Raposo, E P, Viswanathan, G M

“…An important problem in the study of anomalous diffusion and transport concerns the proper analysis of trajectory data. The analysis and inference of Lévy walk…”
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Necessary criterion for distinguishing true superdiffusion from correlated random walk processes by Viswanathan, G M, Raposo, E P, Bartumeus, F, Catalan, Jordi, da Luz, M G E

“…A difficulty in interpreting phenomena related to anomalous diffusion concerns how to identify scale invariant superdiffusive from Markovian correlated random…”
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Active and reactive behaviour in human mobility: the influence of attraction points on pedestrians by Gutiérrez-Roig, M., Sagarra, O., Oltra, A., Palmer, J. R. B., Bartumeus, F., Díaz-Guilera, A., Perelló, J.

“…Human mobility is becoming an accessible field of study, thanks to the progress and availability of tracking technologies as a common feature of smart phones…”
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Role of Food Partitioning in Structuring the Zooplankton Community in Mountain Lakes by C. Guisande, F. Bartumeus, Ventura, M., Catalan, J.

“…Trophic-niche differentiation is often cited as a main factor in structuring zooplankton assemblages, although field evidence for this is rarely presented. The…”
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Lévy flight random searches in biological phenomena by Viswanathan, G.M, Bartumeus, F, V. Buldyrev, Sergey, Catalan, J, Fulco, U.L, Havlin, Shlomo, da Luz, M.G.E, Lyra, M.L, Raposo, E.P, Eugene Stanley, H

“…There has been growing interest in the study of Lévy flights observed in the movements of biological organisms performing random walks while searching for…”
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Ureteral injury after posterior lumbar surgery. Case report by de Quintana-Schmidt, C, Clavel-Laria, P, Bartumeus-Jené, F

“…The percentage of complications in posterior lumbar spine surgery varies from 1,9 to 10,8%. Injury to retroperitoneal structures is a severe but unfrequent…”
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A retrospective study about 11 cases of Esthesioneuroblastomas treated in Hospital Santa Creu i Sant Pau between 2000 and 2008 and literature review by Muñoz, F, Tresserras, P, Montserrat, J R, Sancho, F J, Bartumeus, F

“…INTRODUCTION. Esthesioneuroblastoma (ENB) is a very uncommon malignant tumor with a neuroectodermal origin that usually involves the anterior cranial fossa and…”
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Correlation of atrophy measures on MRI with neuropsychological sequelae in children and adolescents with traumatic brain injury by VERGER, K, JUNQUE, C, LEVIN, H. S, JURADO, M. A, PEREZ-GOMEZ, M, BARTRES-FAZ, D, BARRIOS, M, ALVAREZ, A, BARTUMEUS, F, MERCADER, J. M

“…To examine the relationship between neuropsychological sequelae and atrophy parameters from magnetic resonance imaging (MRI) following paediatric…”
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Age effects on long-term neuropsychological outcome in paediatric traumatic brain injury by VERGER, K, JUNQUE, C, JURADO, M. A, TRESSERRAS, P, BARTUMEUS, F, NOGUES, P, POCH, J. M

“…In order to investigate the relationship between age at injury and long-term neuropsychological impairment, 29 children and adolescents who sustained traumatic…”
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Determinants of neurosurgical outcome in pituitary tumors by Barahona, M J, Sojo, L, Wägner, A M, Bartumeus, F, Oliver, B, Cano, P, Webb, S M

“…Neurosurgery is one of the main therapies for pituitary tumors; optimising outcome is highly desirable for the patient and the health system. We have analysed…”
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Behavioral intermittence, Levy patterns, and randomness in animal movement by Bartumeus, F

“…The recent debate on both the existence and the cause of fractal (Levy) patterns in animal movement resonates with much deeper and richer problems in movement…”
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Phonemic and semantic fluencies in traumatic brain injury patients with focal frontal lesions by JURADO, M. Angeles, MATARO, Maria, VERGER, Katia, BARTUMEUS, Federic, JUNQUE, Carme

“…The purpose of this study was to investigate the effect of focal frontal lesions, identified by magnetic resonance imaging (MRI), in a group of traumatic brain…”
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