Reports de recerca: Enviaments recents
Ara es mostren els items 13-24 de 198
-
Biological brain age prediction using machine learning on structural neuroimaging data: Multi-cohort validation against biomarkers of Alzheimer’s disease and neurodegeneration stratified by sex
(2022-06-28)
Report de recerca
Accés obertBrain-age can be inferred from structural neuroimaging and compared to chronological age (brain-age delta) as a marker of biological brain aging. Accelerated aging has been found in neurodegenerative disorders like Alzheimer’s ... -
Óxidos y estructuras híbridas de respuesta multifuncional
(2016-02-13)
Report de recerca
Accés obertEl subproyecto MAT2011-29269-C03-02 ha tenido como objetivo el diseño y caracterización de dispositivos sintonizables. Para ello se han realizado actividades en el desarrollo de plataformas de caracterización y herramientas ... -
HUB DEL CONEIXEMENT BARCELONÈS NORD. ÀMBIT 3 XEMENEIES. Document de síntesi Fase 0. Versió 06/05/21
(2021-05-06)
Report de recerca
Accés obertÉs un projecte de transformació urbana, econòmica i social del front litoral del Barcelonès Nord en l’àmbit de les 3 Xemeneies aprofitant la reconversió de l’antiga construcció icònica de la central tèrmica de Sant Adrià ... -
QU-BraTS: MICCAI BraTS 2020 challenge on quantifying uncertainty in brain tumor segmentation -- analysis of ranking metrics and benchmarking results
(2021-12-19)
Report de recerca
Accés obertDeep learning (DL) models have provided the state-of-the-art performance in a wide variety of medical imaging benchmarking challenges, including the Brain Tumor Segmentation (BraTS) challenges. However, the task of focal ... -
End-to-End speech translation with pre-trained models and adapters: UPC at IWSLT 2021
(2021-06-28)
Report de recerca
Accés obertThis paper describes the submission to the IWSLT 2021 offline speech translation task by the UPC Machine Translation group. The task consists of building a system capable of translating English audio recordings extracted ... -
Enquesta sobre la situació del col·lectiu del professorat associat a la Universitat Politècnica de Catalunya
(2021-03-15)
Report de recerca
Accés obertLa utilització de la figura del professorat associat per part de les universitats públiques a Catalunya en molts casos està lluny de l’esperit d’aquesta figura en la legislació (especialista de reconeguda competència i amb ... -
Nowcasting and forecasting GDP growth with machine-learning sentiment indicators
(2021-02-17)
Report de recerca
Accés obertWe apply the two-step machine-learning method proposed by Claveria et al. (2021) to generate country-specific sentiment indicators that provide estimates of year-on-year GDP growth rates. In the first step, by means of ... -
Identifying the best machine learning algorithms for brain tumor segmentation, progression assessment, and overall survival prediction in the BRATS challenge
(2019-03-19)
Report de recerca
Accés obertGliomas are the most common primary brain malignancies, with different degrees of aggressiveness, variable prognosis and various heterogeneous histologic sub-regions, i.e., peritumoral edematous/invaded tissue, necrotic ... -
The UPC speaker verification system submitted to VoxCeleb Speaker Recognition Challenge 2020 (VoxSRC-20)
(2020-10-27)
Report de recerca
Accés obertThis report describes the submission from Technical University of Catalonia (UPC) to the VoxCeleb Speaker Recognition Challenge (VoxSRC-20) at Interspeech 2020. The final submission is a combination of three systems. ... -
Spectral analysis of business and consumer survey data
(2020-07-08)
Report de recerca
Accés obertThe main objective of this study is two-fold. First, we aim to detect the underlying existing periodicities in business and consumer survey data. With this objective, we conduct a spectral analysis of all survey indicators. ... -
Economic determinants of employment sentiment: a socio-demographic analysis for the euro area
(2020-07-07)
Report de recerca
Accés obertIn this study we construct quarterly consumer confidence indicators of unemployment for the euro area using as input the consumer expectations for sixteen socio-demographic groups elicited from the Joint Harmonised EU ... -
A regional perspective on the accuracy of machine learning forecasts of tourism demand based on data characteristics
(2018-07-03)
Report de recerca
Accés obertIn this work we assess the role of data characteristics in the accuracy of machine learning (ML) tourism forecasts from a spatial perspective. First, we apply a seasonal-trend decomposition procedure based on non-parametric ...