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Mostrando ítems 1-20 de 53

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#immigrants project: the on-line perception of integration

D'Agata, Rosario; Gozzo, Simona (Editorial Universitat Politècnica de València, 2020-07-10)

[EN] This paper analyses the content of Twitter’s comments during the period covering the last European elections. "#immigrants" is the extraction’s keyword in different national languages. With the exception of English ...
A field study on the impacts of implementing concepts and elements of industry 4.0 in the biopharmaceutical sector

Silva, Felipe; Resende, David; Amorim, Marlene; Borges, Monique (Editorial Universitat Politècnica de València, 2020-05-08)

[EN] This article proposes a field study on the applications and impacts of Industry 4.0 (I4.0) in the biopharmaceutical sector, based on an initial literature review. The world is facing a new industrial revolution that ...
A method for determining the emergence level of transformer technologies for green energy applications

Garechana, Gaizka; Río-Belver, Rosa; Zarrabeitia, Enara; Álvarez-Meaza, Izaskun (Editorial Universitat Politècnica de València, 2020-05-21)

[EN] Solid State Transformers (SST) are the result of merging the power electronics possibilities for voltage and frequency control with high-frequency transformers, and are expected to be a key component for enabling ...
An algorithm to fit conditional tail expectation regression models for vehicle excess speed in driving data

Pitarque, Albert; Guillen, Montserrat (Editorial Universitat Politècnica de València, 2020-05-19)

[EN] An algorithm to fit regression models aimed at predicted the average responses beyond a conditional quantile level is presented. This procedure is implemented in a case study of insured drivers covering almost 10,000. ...
Analisis factorial confirmatorio con EQS para validación de escalas

Marín García, Juan Antonio (Universitat Politècnica de València, 2011-11-23)

Descripción y ejemplos de los pasos necesarios para la validación de escalas usando un análisis factorial confirmatorio con el programa EQS.
Big Data in Corporate Governance decision

Bel Oms, Inmaculada; Grau Grau, Alfredo (Editorial Universitat Politècnica de València, 2020-07-28)

[EN] Progress in Big Data in recent years has grown exponentially, which has allowed the detection and processing of a large amount of data. Until recently, this fact was unattainable by the lack of mechanization of the ...
Bridging internet and cultural heritage through a digital marketing funnel: An exploratory approach

Veghes, Calin (Editorial Universitat Politècnica de València, 2020-05-12)

[EN] Digital marketing and cultural heritage: what may have in common two areas that seem so different? What may connect a dynamic, evolving and even catchy field to a rather static, outdated and quite boring one? Maybe ...
Causal discovery with Point of Sales data

Gmeiner, Peter (Editorial Universitat Politècnica de València, 2020-07-10)

[ES] GfK owns the world’s largest retail panel within the tech and durable good industries. The panel consists of weekly Point of Sales (PoS) data, such as price and sales units data at store level. From PoS data and other ...
Citizens’ attention in Madrid City through the study of personalized records

Rey del Castillo, Pilar (Editorial Universitat Politècnica de València, 2020-05-14)

[EN] The datification of our daily lives in the Big Data era is producing a huge amount of information about processes and activities that were previously invisible or at least difficult to grasp, leading to new opportunities ...
Combining content analysis and neural networks to analyze discussion topics in online comments about organic food

Danner, Hannah; Hagerer, Gerhard; Kasischke, Florian; Groh, Georg (Editorial Universitat Politècnica de València, 2020-05-14)

[EN] Consumers increasingly share their opinions about products in social media. However, the analysis of this user-generated content is limited either to small, in-depth qualitative analyses or to larger but often more ...
Communicating Corporate Social Responsibility through Twitter: a topic model analysis on selected companies

Salvatore, Camilla; Bianchi, Annamaria; Biffignandi, Silvia (Editorial Universitat Politècnica de València, 2020-06-30)

[EN] Social media are fundamental in creating new opportunities for firms and they represent a relevant tool for the communication and the engagement with customers. The purpose of this paper is to analyse the communication ...
Comparative multivariate forecast performance for the G7 Stock Markets: VECM Models vs deep learning LSTM neural networks

Mendes, Diana; Ferreira, Nuno Rafael; Mendes, Vivaldo (Editorial Universitat Politècnica de València, 2020-06-30)

[EN] The prediction of stock prices dynamics is a challenging task since these kind of financial datasets are characterized by irregular fluctuations, nonlinear patterns and high uncertainty dynamic changes.The deep neural ...
Comparing Methods to Retrieve Tweets: a Sentiment Approach

Schlosser, Stephan; Toninelli, Daniele; Cameletti, Michela (Editorial Universitat Politècnica de València, 2020-05-12)

[EN] In current times Internet and social media have become almost unavoidabletools to support research and decision making processes in various fields.Nevertheless, the collection and use of data retrieved from these types ...
Creación de una Platafoma Comercial de Video Online para Movil

Hoyos Restrepo, Juan Camilo (Universitat Politècnica de València, 2011-09-30)

Esta tesis propone el lanzamiento de una plataforma para descargar y compartir videos, tipo repositorio, a los telefonos moviles, apoyado en un portal en internet y con acciones comerciales para hacerlo totalmente viable ...
Data granularity in mid-year life table construction

Pavia, Jose; Salazar, Natalia; Lledo, Josep (Editorial Universitat Politècnica de València, 2020-05-11)

[EN] Life tables have a substantial influence on both public pension systems and life insurance policies. National statistical agencies construct life tables from death rate estimates (𝑚��𝑥��), or death probabilities ...
Desarrollo de cátodos avanzados de pilas de combustible de óxidos sólidos

Navarrete Algaba, Laura (Universitat Politècnica de València, 2012-05-14)

Las pilas de combustible permiten transformar la energía química de combustibles (CH4, H2, etc.) en electricidad del modo más eficiente posible. En este proyecto se han estudiado cátodos para pilas de óxido sólido para ...
Digital footprint for tourism research

Cebrián Cerdá, Eduardo; Doménech i de Soria, Josep (Editorial Universitat Politècnica de València, 2020-07-10)

[EN] Tourists leave some digital footprints spread across a wide variety of repositories that can be studied to observe and analyze their behavior. This paper exhaustively analyzes the use of Big Data sources for understanding ...
Donald Trump, investor attention and financial markets

Gehde-Trapp, Monika; Mohapatra, Tapas (Editorial Universitat Politècnica de València, 2020-06-30)

[EN] Information attracts attention but attention is costly. Social media has been at the forefront of information dissipation due to the sheer number of users propagating information in a fast but cheap way. We look ...
El papel del catalizador usado de craqueo catalítico (fcc) como material puzolánico en el proceso de corrosión de armaduras de hormigón

Zornoza Gómez, Emilio Manuel (Universitat Politècnica de València, 2008-05-06)

El principal problema que afecta a la vida útil de las estructuras de hormigón armado es la corrosión de las armaduras. Los riesgos más importantes para dicha corrosión son la carbonatación del recubrimiento de hormigón y ...
Enhancing UX of analytics products with AI technology

Mirchev, Christo; Metz, Jean; Herrmann, Markus (Editorial Universitat Politècnica de València, 2020-07-10)

[EN] Insights and knowledge extraction from conventional analytics or reporting solutions is mostly neither trivial, nor intuitive. Moreover, many applications have unique interfaces and operating controls, forcing users ...