• Capacity of line-of-sight MIMO channels

  Do, Heedong; Lee, Namyoon; Lozano Solsona, Angel (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  We establish an upper bound on the informationtheoretic capacity of line-of-sight (LOS) multiantenna channels with arbitrary antenna arrangements and identify array structures that, properly configured, can attain at least ...
• Emergency remote teaching: capturing teacher experiences in Spain with SELFIE

  Albó, Laia; Beardsley, Marc; Martínez Moreno, Judit; Santos Rodríguez, Patrícia; Hernández Leo, Davinia (Springer, 2020)

  COVID-19 thrust teachers into emergency online pedagogy. Teachers had to rapidly digitize their practices. A week into compulsory online teaching, we captured a snapshot of teacher experiences to identify their impressions ...
• Aural-based detection and assessment of real versus artificially synchronized string quartet performance

  Papiotis, Panagiotis, 1985-; Herrera Boyer, Perfecto, 1964-; Marchini, Marco, 1984-; Maestre Gómez, Esteban (University of Jyväskylä, 2013)

  In a musical ensemble musicians can influence each other’s performance in terms not only of timing but also in other aspects of the performance such as dynamics, intonation, and timbre. The goal of this work is to test ...
• A semantic hybrid approach for sound recommendation

  Ostuni, Vito Claudio; Di Noia, Tommaso; Di Sciascio, Eugenio; Oramas, Sergio; Serra, Xavier (ACM Association for Computer Machinery, 2015)

  In this work we describe a hybrid recommendation approach for recommending sounds to users by exploiting and semantically enriching textual information such as tags and sounds descriptions. As a case study we used Freesound, ...
• Freesound technical demo

  Font Corbera, Frederic; Roma, Gerard; Serra, Xavier (ACM Association for Computer Machinery, 2013)

  Freesound is an online collaborative sound database where people with diverse interests share recorded sound samples under Creative Commons licenses. It was started in 2005 and it is being maintained to support diverse ...
• History-based anomaly detector: an adversarial approach to anomaly detection

  Chatillon, Pierrick; Ballester, Coloma (Springer, 2020)

  Anomaly detection is a difficult problem in many areas and has recently been subject to a lot of attention. Classifying unseen data as anomalous is a challenging matter. Latest proposed methods rely on Generative Adversarial ...
• Supporting students in making informed data sharing decisions: from comprehension to consenting

  Beardsley, Marc; Martínez Moreno, Judit; Santos Rodríguez, Patrícia; Hernández Leo, Davinia (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  Whether deciding to participate in a study or gain access to online applications, research suggests that individuals often fail to understand the conditions they agree to when giving consent. Limited comprehension related ...
• Examining university students’ motivation, abilities and preferences related to learning to learn

  Beardsley, Marc; Gutierrez, Nicolas; Hernández Leo, Davinia (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  Learning to learn has been identified as an underdeveloped yet critical skill for learners. However, interventions often struggle to alter learner behavior in a lasting manner. We conducted a quasi-experimental study, ...
• The Challenge of gathering self-reported moods: Cases using a classroom orchestration tool

  Beardsley, Marc; Vujovic, Milica; Theophilou, Emily; Hernández Leo, Davinia; Portero Tresserra, Marta (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  Self-reports of affective states are increasingly being collected in educational settings. However, individual definitions and usage of emotion and mood terms are often subjective despite objective definitions becoming ...
• Individual versus computer-supported collaborative self-explanations: how do their writing analytics differ?

  Albó, Laia; Beardsley, Marc; Amarasinghe, Ishari; Hernández Leo, Davinia (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  Researchers have demonstrated the effectiveness of self-explanations (SE) as an instructional practice and study strategy. However, there is a lack of work studying the characteristics of SE responses prompted by collaborative ...
• Two data sets for tempo estimation and key detection in electronic dance music annotated from user corrections

  Knees, Peter; Faraldo Pérez, Ángel; Herrera Boyer, Perfecto, 1964-; Vogl, Richard; Böck, Sebastian; Hörschläger, Florian; Le Goff, Mickael (International Society for Music Information Retrieval (ISMIR), 2015)

  We present two new data sets for automatic evaluation of tempo estimation and key detection algorithms. In contrast to existing collections, both released data sets focus on electronic dance music (EDM). The data sets ...
• Unsupervised-learning power allocation for the cell-free downlink

  Nikbakht, Rasoul; Jonsson, Anders, 1973-; Lozano Solsona, Angel (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  This paper applies feedforward neural networks to the problem of centralized power allocation in the downlink of cell-free wireless systems with conjugate beamforming. The formulation relies only on large-scale channel ...
• Web interface for exploration of latent and tag spaces in music auto-tagging

  Tovstogan, Philip; Serra, Xavier; Bogdanov, Dmitry (ICML, 2020)

  We present an online graphical web interface for the exploration and evaluation of embedding and tag spaces of music auto-tagging systems. It allows for quick and qualitative evaluation of individual and pairwise tag ...
• Artist biases in collaborative filtering for music recommendation

  Ferraro, Andrés; Jeon, Jea Ho; Kim, Biho; Serra, Xavier; Bogdanov, Dmitry (ICML, 2020)

  To evaluate if the recommendations are fair, we have to consider how all the stakeholders are affected. In this work, we focus on the artists in the music domain. We analyze the recommendations made with Collaborative ...
• Blockchain at the edge: the nexus of capturing new value in 5G

  Miatton, Federico (Institute of Electrical and Electronics Engineers (IEEE), 2020)

  5G propels mobile technology into the exclusive group of general purpose technologies that have marked the evolution of our history and triggered transformative changes in society. Edge computing is instrumental in helping ...
• Mucosa: a music content semantic annotator

  Celma Herrada, Òscar; Massaguer, Jordi; Cano Vila, Pedro; Gómez Gutiérrez, Emilia, 1975-; Gouyon, Fabien; Koppenberger, Markus; García, David (International Society for Music Information Retrieval (ISMIR), 2005)

  MUCOSA (Music Content Semantic Annotator) is an environment for the annotation and generation of music metadata at different levels of abstraction. It is composed of three tiers: an annotation client that deals with ...
• Towards teacher orchestration load-aware teacher-facing dashboards

  Amarasinghe, Ishari; Vujovic, Milica; Hernández Leo, Davinia (CEUR Workshop Proceedings, 2020)

  In this workshop paper, we report a study conducted to investigate the use of tracking technologies to measure the teachers’ orchestration load when conducting colocated collaborative learning activities. We distinguish ...
• There are places I remember: personalized automatic creation ofmusic playlists for Alzheimer's patients

  Navarro, Felipe L.; Herrera Boyer, Perfecto, 1964-; Gómez Gutiérrez, Emilia, 1975- (2014)

  We present here the basic algorithm and initial evaluation of a system that creates personalized playlists for specific patients. First, a musical anamnesis form is used to elicit relevant information about the musical ...
• k-Best hidden Markov model decoding for unit selection in concatenative sound synthesis

  Nuanáin, Cárthach Ó; Jordà Puig, Sergi; Herrera Boyer, Perfecto, 1964- (Springer, 2018)

  Concatenative synthesis is a sample-based approach to sound creation used frequently in speech synthesis and, increasingly, in musical contexts. Unit selection, a key component, is the process by which sounds are chosen ...
• Drum rhythm spaces: from global models to style-specific maps

  Gómez Marín, Daniel; Jordà Puig, Sergi; Herrera Boyer, Perfecto, 1964- (Springer, 2018)

  This paper presents two experiments carried out to find rhythm descriptors that allow the organization of drum patterns in spaces resembling subjects similarity sensations. We revisit rhythm spaces published by Alf Gabrielsson ...

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