• Towards blockchain for decentralized self-organizing wireless networks

  Platt, Steven; Oliver Riera, Miquel (Institute of Electrical and Electronics Engineers (IEEE), 2019)

  Distributed consensus mechanisms have been widely researched and made popular with a number of blockchain-based token applications, such as Bitcoin, and Ethereum. Although these ...
• A distributed ledger-enabled interworking model for the wireless air interface

  Platt, Steven; Oliver Riera, Miquel (Institute of Electrical and Electronics Engineers (IEEE), 2019)

  While direct allocation of spectrum and evolved medium access protocols provide a base for ubiquitous wireless connectivity, the existing TCP/IP and OSI models were designed for wired networks and do not address open ...
• Predication drives verb cortical signatures

  Hernandez, Mireia; Fairhall, Scott L.; Lenci, Alessandro; Baronai, Marco; Caramazza, Alfonso (MIT Press, 2014)

  Verbs and nouns are fundamental units of language, but their neural instantiation remains poorly understood. Neuro- psychological research has shown that nouns and verbs can be damaged independently of each other, and ...
• Three-dimensional regional bi-ventricular shape remodeling is associated with exercise capacity in endurance athletes

  Bernardino, Gabriel; Sanz de la Garza, Maria; Domenech Ximenos, Blanca; Prat Gonzàlez, Susanna; Perea, Rosario J.; Blanco, Isabel; Burgos, Felip; Sepúlveda Martínez, Álvaro; Rodríguez López, Mérida; Crispi, Fàtima; González Ballester, Miguel Ángel, 1973-; De Craene, Mathieu; Sitges, Marta; Bijnens, Bart (Springer, 2020)

  Aims: Endurance athletes develop cardiac remodeling to cope with increased cardiac output during exercise. This remodeling is both anatomical and functional and shows large interindividual variability. In this study, we ...
• Lying in a native and foreign language

  Duñabeitia, Jon Andoni; Costa, Albert, 1970- (Springer, 2015)

  This study explores the interaction between deceptive language and second language processing. One hundred participants were asked to produce veridical and false statements in either their first or second language. Pupil ...
• Sparsification of binary CSPs

  Butti, Silvia; Stanislav Zivný (SIAM (Society for Industrial and Applied Mathematics), 2020)

  A cut ε-sparsifier of a weighted graph G is a re-weighted subgraph of G of (quasi)linear size that preserves the size of all cuts up to a multiplicative factor of ε. Since their intro- duction by Bencz´ur and Karger ...
• 5G massive MIMO architectures: self-backhauled small cells versus direct access

  Bonfante, Andrea; Galati Giordano, Lorenzo; López Pérez, David; García Rodríguez, Adrián; Geraci, Giovanni; Baracca, Paolo; Butt, Majid; Marchetti, Nicola (Institute of Electrical and Electronics Engineers (IEEE), 2019)

  In this paper, we focus on one of the key technologies for the fifth-generation wireless communication networks, massive multiple-input-multiple-output (mMIMO), by investigating two of its most relevant architectures: ...
• Understanding UAV cellular communications: from existing networks to massive MIMO

  Geraci, Giovanni; García Rodríguez, Adrián; Galati Giordano, Lorenzo; López Pérez, David; Björnson, Emil (Institute of Electrical and Electronics Engineers (IEEE), 2018)

  The purpose of this article is to bestow the reader with a timely study of UAV cellular communications, bridging the gap between the 3GPP standardization status quo and the more forward-looking research. Special emphasis ...
• Language switching makes pronunciation less nativelike

  Goldrick, Matthew; Runnqvist, Elin; Costa, Albert, 1970- (SAGE Publications, 2014)

  It is well known that multilingual speakers’ nonnative productions are accented. Do these deviations from monolingual productions simply reflect the mislearning of nonnative sound categories, or can difficulties in processing ...
• The Essential guide to realizing 5G-Connected UAVs with massive MIMO

  García Rodríguez, Adrián; Geraci, Giovanni; López Pérez, David; Galati Giordano, Lorenzo; Ding, Ming; Björnson, Emil (Institute of Electrical and Electronics Engineers (IEEE), 2019)

  What will it take for drones—and the whole associated ecosystem—to take off? Arguably, infallible command and control (C&C) channels for safe and autonomous flying, and high-throughput links for multi-purpose live video ...
• Massive MIMO unlicensed: a new approach to dynamic spectrum access

  García Rodríguez, Adrián; Geraci, Giovanni; Galati Giordano, Lorenzo; Bonfante, Andrea; Ding, Ming; López Pérez, David (Institute of Electrical and Electronics Engineers (IEEE), 2018)

  Nowadays, the demand for wireless mobile services is copious, and will continue increasing in the near future. Mobile cellular operators are therefore looking at the unlicensed spectrum as an economical supplement to ...
• Stock visibility for retail using an RFID robot

  Morenza-Cinos, Marc; Casamayor-Pujol, Victor; Pous Andrés, Rafael (Emerald, 2019)

  Purpose - The combination of the latest advancements in Information and Communication Technolo- gies (ICT) with the latest developments in AutoID technologies, especially Radio Frequency Identification (RFID), brings the ...
• Language reconfiguration in bilinguals: a study with Huntington’s disease patients

  Calabria, Marco; Pérez Pérez, Jesús; Martínez Horta, Saúl; Horta Barba, Andrea; Carceller, Mar; Kulisevsky, Jaime; Costa, Albert, 1970- (John Benjamins Publishing, 2018)

  The present study investigated language inhibition and cross-language interference as two possible mechanisms of bilingual language control (BLC) that can be affected by Huntington’s disease (HD), a neurodegenerative disease ...
• Neural basis of bilingual language control

  Calabria, Marco; Costa, Albert, 1970-; Green, David W.; Abutalebi, Jubin (Wiley, 2018)

  Acquiring and speaking a second language increases demand on the processes of language control for bilingual as compared to monolingual speakers. Language control for bilingual speakers involves the ability to keep the two ...
• Color matching images with unknown non-linear encodings

  Gil Rodríguez, Raquel; Vazquez Corral, Javier; Bertalmío, Marcelo (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  We present a color matching method that, given two different views of the same scene taken by two cameras with unknown settings and unknown internal parameter values, and encoded with unknown non-linear curves, is able to ...
• Child-robot collaborative problem-solving and the importance of child's voluntary interaction: a developmental perspective

  Charisi, Vicky; Gómez Gutiérrez, Emilia, 1975-; Mier, Gonzalo; Merino, Luis; Gomez, Randy (Frontiers, 2020)

  The emergence and development of cognitive strategies for the transition from exploratory actions towards intentional problem-solving in children is a key question for the understanding of the development of human cognition. ...
• Machine learning in fetal cardiology: what to expect

  García Cañadilla, Patricia; Sanchez Martinez, Sergio; Crispi, Fàtima; Bijnens, Bart (Karger (S. Karger AG), 2020)

  In fetal cardiology, imaging (especially echocardiography) has demonstrated to help in the diagnosis and monitoring of fetuses with a compromised cardiovascular system potentially associated with several fetal conditions. ...
• Story-focused reading in online news and its potential for user engagement

  Lehmann, Janette; Castillo, Carlos; Lalmas, Mounia; Baeza Yates, Ricardo (Wiley, 2017)

  We study the news reading behavior of several hundred thousand users on 65 highly visited news sites. We focus on a specific phenomenon: users reading several articles related to a particular news development, which we ...
• Personalized computational framework to study arrhythmia mechanisms on top of ECGI-detected sub-strate

  Cluitmans, Matthijs J.M.; Lluch Alvarez, Èric; Morales, Hernán G.; Heijman, Jordi; Vaulders, Paul (Institute of Electrical and Electronics Engineers (IEEE), 2018)

  Electrocardiographic Imaging (ECGI) can unmask electrical abnormalities that were difficult to detect using the standard 12-lead ECG. However, it is still challenging to interpret the potential arrhythmogenic consequence ...
• Two populations of coupled quadratic maps exhibit a plentitude of symmetric and symmetry broken dynamics

  Andrzejak, Ralph Gregor; Ruzzene, Giulia; Schöll, Eckehard; Omelchenko, Iryna (American Institute of Physics (AIP), 2020)

  We numerically study a network of two identical populations of identical real-valued quadratic maps. Upon variation of the coupling strengths within and across populations, the network exhibits a rich variety of ...

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