1,740 research outputs found

    The Rector's Garden Hypogeum (complesso ipogeico 16). Una piccola catacomba a Rabat (Malta). Per una ricerca mirata,

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    Nell’ambito del progetto KASA (Koine Archeologica - Sapiente Antichità), progetto finanziato dall’Interreg Italia-Malta, promulgato dalla Regione Sicilia, con fondi della Comunità Europea, la Missione Archeologica Italiana diretta dal Prof. Pietro Militello dell’Università di Catania ha affrontato uno studio sugli antichi ambienti sotterranei sui quali insiste il Museo Wignacourt a Rabat (Malta). I risultati sono presentati in questo volume che si articola in quattro sezioni. La prima, curata da G. Azzopardi, curatore del Museo, consiste in una raccolta di notizie storiche utili alla ricostruzione della frequentazione umana degli ingrottamenti dal XVI secolo circa fino alla Seconda Guerra Mondiale, allorquando vennero realizzati ampi rifugi sotterranei antiaerei. La seconda sezione, curata da F. Sabatini, contiene la presentazione dei maggiori complessi ipogeici (1-6), preceduta da note di carattere generale su aspetti geologici e seguita da considerazioni sulle tecniche dell’“architettura per via di levare” delle catacombe maltesi. La terza parte presenta i complessi ipogeici 7-15, a cura di V. Rizzone, e 16, a cura di F. Tomasello e della sua équipe. Lo studio di questi estesi cimiteri sotterranei offre la possibilità di svolgere una serie di considerazioni generali (sezione quarta) sulla nascita e lo sviluppo degli ipogei funerari di Rabat, sulle tecniche di rilevamento e sulla loro valorizzazione

    International regulation of non-military drones

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    The increasing civilian use of Unmanned Aircraft Systems (UASs) is not yet associated with a comprehensive regulatory framework, however new rules are rapidly emerging which aim to address this shortfall. This book offers a thorough examination of the most up-to-date developments, and considers potential ways to address the various concerns surrounding the use of UASs in relation to safety, security, privacy and liability

    Erythropoietin for subarachnoid hemorrhage: is there a reason for hope?

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    Subarachnoid hemorrhage (SAH) associated with a ruptured cerebral aneurysm remains a source of significant morbidity and mortality, not only from the initial hemorrhage but also from the delayed complications, such as cerebral vasospasm often severe enough to induce irreversible changes in cerebral perfusion. Several drugs have been developed that have the potential to limit cerebral vasospasm and delayed ischemic neurologic deficit, thus improving outcome for patients

    Dataset: Language and semantic processing in blind and sighted individuals. A simulation study

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    ------------------- GENERAL INFORMATION ------------------- 1. Title of Dataset       Dataset_SimulationsOutput_BlindvsSightedModels      2. Author Information This dataset is being made public to act as supplementary data for publication. Running title:  R. Tomasello, M. Garagnani, T. Wennekers, and F. Pulvermüller, Recruitment of visual cortex for language processing in blind individuals is explained by Hebbian learning.   Corresponding author:         Name:             Rosario Tomasello          Institution:     Brain Language Laboratory, Freie Universität Berlin         Address:         Habelschwerdter Allee 45, 14195 Berlin         Email:             [email protected] -------------------------- RESEARCH PROJECT & METHODOLOGICAL INFORMATION -------------------------- The data were generated by a neurobiologically constrained cortex model of the fronto-temporal-occipital lobes applied to simulate word meaning acquisition of object- and action-related words in action and perception system under undeprived and visually deprived conditions. The purpose of this study was to investigate how and why the visual system is recruited for language processing in blind individuals, as documented by neurocognitive empirical experiments. The files listed above shows the cell assemblies (CA) distributions across the different cortical areas spontaneously emerged as a result of Hebbian learning. For more information about the general features of the model see our previous publications: R. Tomasello, M. Garagnani, T. Wennekers, and F. Pulvermüller, (2018) A Neurobiologically Constrained Cortex Model of Semantic Grounding With Spiking Neurons and Brain-Like Connectivity, Front. Comput. Neurosci., vol. 12, p. 88. M. Garagnani, G. Lucchese, R. Tomasello, T. Wennekers, and F. Pulvermüller, (2017) A Spiking Neurocomputational Model of High-Frequency Oscillatory Brain Responses to Words and Pseudowords, Front. Comput. Neurosci., vol. 10, no. January, pp. 1–19. --------------------- DATA & FILE OVERVIEW --------------------- 1. File List         Filename: CA_Structure_Blind VS SightedModel.xlsx (size 150KB)           The excel file includes the cell assembly (CA) distributions of the learnt action and object words of both sighted and blind models along with their CA structure comparisons and the related figures.               Folders: Raw_Data_SightedModel (size 6KB) & Raw_Data_BlindModel (size 6KB)        These folders include the raw data output of the CA structure of the 13 sighted and 13 blind simulated models after word meaning acquisition. </p

    Commentary: Improved Cerebral Arteriovenous Malformation Obliteration With 3-Dimensional Rotational Digital Subtraction Angiography for Radiosurgical Planning: A Retrospective Cohort Study

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    Background: Stereotactic radiosurgery (SRS) for cerebral arteriovenous malformations (AVMs) is well-established. Radiographic advantages exist for 3-dimensional rotational digital subtraction angiography (3DRA) over 2-dimensional digital subtraction angiography (2D DSA) in delineating AVM nidus structure for SRS treatment planning. However, currently there is limited to no data directly comparing 2D DSA versus 3DRA in terms of patient outcomes. Objective: To investigate whether the use of 3DRA over 2D DSA in radiosurgical treatment planning for AVMs associates with improved clinical outcomes. Methods: All AVM patients treated with SRS at our institution between the years 2000 and 2018 were identified. Primary outcomes were obliteration rates and time to obliteration (TTO); secondary outcomes included rates of post-SRS hemorrhage, salvage therapy, and symptomatic radionecrosis. A minimum of 12 mo of follow-up imaging/angiogram post-SRS was required, or alternatively evidence of obliteration on angiogram prior to 12 mo post-SRS. Single predictor and multivariable Cox regression and logistic regression models were constructed to test for association between radiographic, clinical, and treatment factors with outcomes. Results: A total of 75 patients were included. Total 17 patients received 3DRA and 58 patients received 2D DSA, with a median follow-up of 3.29 yr. The 3DRA is significantly associated with improved TTO on single predictor (HR 2.87, 1.29-6.12; P = .0109) and multivariable analysis (HR 2.448, 1.076-5.750; P = .0330) and increased odds of achieving obliteration by 3 yr post-SRS on single predictor analysis (OR 6.044, 1.405-26.009; P = .0157). Conclusion: The 3DRA over 2D DSA in SRS treatment planning for AVMs may result in improved TTO and 3-yr obliteration rates. Further investigation and prospective study are warranted

    Three-year-olds' understanding of the consequences of joint commitments

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    No external funding has supported the current work.Here we investigate the extent of children's understanding of the joint commitments inherent in joint activities. Three-year-old children either made a joint commitment to assemble a puzzle with a puppet partner, or else the child and puppet each assembled their own puzzle. Afterwards, children who had made the joint commitment were more likely to stop and wait for their partner on their way to fetch something, more likely to spontaneously help their partner when needed, and more likely to take over their partner's role when necessary. There was no clear difference in children's tendency to tattle on their partner's cheating behavior or their tendency to distribute rewards equally at the end. It thus appears that by 3 years of age making a joint commitment to act together with others is beginning to engender in children a "we"-intentionality which holds across at least most of the process of the joint activity until the shared goal is achieved, and which withstands at least some of the perturbations to the joint activity children experience.Peer reviewe
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