Browsing Institutt for informatikk by Author "Jensenius, Alexander Refsum"

Now showing items 1-20 of 29

  • A Learning Method for Stiffness Control of a Drum Robot for Rebounding Double Strokes 
    Karbasi, Seyed Mojtaba; Godøy, Rolf Inge; Jensenius, Alexander Refsum; Tørresen, Jim (Chapter / Bokkapittel / AcceptedVersion; Peer reviewed, 2021)
    In robot drumming, performing double stroke rolls is a key ability. Human drummers learn to play double strokes by just trying it several times. For performing it, a model needs to be learned to provide anticipatory commands ...
  • A Robotic Drummer with a Flexible Joint: the Effect of Passive Impedance on Drumming 
    Karbasi, Seyed Mojtaba; Jensenius, Alexander Refsum; Godøy, Rolf Inge; Tørresen, Jim (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2022)
    Intelligent robots aimed for performing music and playing musical instruments have been developed in recent years. With the advancements in artificial intelligence and robotic systems, new capabilities have been explored ...
  • Air-Guitar Control of Interactive Rhythmic Robots 
    Krzyzaniak, Michael Joseph; Veenstra, Frank; Erdem, Cagri; Jensenius, Alexander Refsum; Glette, Kyrre (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2020)
    This paper describes an interactive art installation shown at ICLI in Trondheim in March 2020. The installation comprised three musical robots (Dr. Squiggles) that play rhythms by tapping. Visitors were invited to wear ...
  • Analyzing correspondence between sound objects and body motion 
    Nymoen, Kristian; Godøy, Rolf Inge; Jensenius, Alexander Refsum; Tørresen, Jim (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2013)
    Links between music and body motion can be studied through experiments called sound-tracing. One of the main challenges in such research is to develop robust analysis techniques that are able to deal with the multidimensional ...
  • Classifying Music-Related Actions 
    Godøy, Rolf Inge; Jensenius, Alexander Refsum; Voldsund, Arve; Glette, Kyrre Harald; Høvin, Mats Erling; Nymoen, Kristian; Skogstad, Ståle Andreas van Dorp; Tørresen, Jim (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2012)
    Our research on music-related actions is based on the conviction that sensations of both sound and body motion are inseparable in the production and perception of music. The expression "musicrelated actions" is here used ...
  • Comparing Motion Data from an iPod Touch to a High-End Optical Infrared Marker-Based Motion Capture System 
    Nymoen, Kristian; Voldsund, Arve; Skogstad, Ståle Andreas van Dorp; Jensenius, Alexander Refsum; Tørresen, Jim (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2012)
    The paper presents an analysis of the quality of motion data from an iPod Touch (4th gen.). Acceleration and orientation data derived from internal sensors of an iPod is compared to data from a high end optical infrared ...
  • Dance Jockey: Performing Electronic Music by Dancing 
    de Quay, Yago; Skogstad, Ståle Andreas van Dorp; Jensenius, Alexander Refsum (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2011)
    The authors present an experimental musical performance called Dance Jockey, wherein sounds are controlled by sensors on the dancer's body. These sensors manipulate music in real time by acquiring data about body actions ...
  • Developing the Dance Jockey system for musical interaction with the Xsens MVN suit 
    Skogstad, Ståle Andreas van Dorp; Nymoen, Kristian; de Quay, Yago; Jensenius, Alexander Refsum (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2012)
    In this paper we present the Dance Jockey System, a system developed for using a full body inertial motion capture suit (Xsens MVN) in music/dance performances. We present different strategies for extracting relevant ...
  • Development and evaluation of a ZigFlea-based wireless transceiver board for CUI32 
    Tørresen, Jim; Hauback, Øyvind N.; Overholt, Dan; Jensenius, Alexander Refsum (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2012)
    We present a new wireless transceiver board for the CUI32 sensor interface, aimed at creating a solution that is flexible, reliable, and with little power consumption. Communication with the board is based on the ZigFlea ...
  • A discussion of multidimensional mapping in Nymophone2 
    Nymoen, Kristian; Jensenius, Alexander Refsum (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2009)
    The paper presents Nymophone2, an acoustic instrument with a complex relationship between performance actions and emergent sound. A method for describing the multidimensional control actions needed to play the instrument ...
  • Embodied Tempo Tracking with a Virtual Quadruped 
    Szorkovszky, Alexander; Veenstra, Frank; Lartillot, Olivier Serge Gabriel; Jensenius, Alexander Refsum; Glette, Kyrre (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2023)
    Dynamic attending theory posits that we entrain to time-structured events in a similar way to synchronizing oscillators. Hence, a tempo tracker based on oscillators may replicate humans' ability to rapidly and robustly ...
  • Enabling Participants to Play Rhythmic Solos Within a Group via Auctions 
    Chandra, Arjun; Nymoen, Kristian; Voldsund, Arve; Jensenius, Alexander Refsum; Glette, Kyrre Harald; Tørresen, Jim (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2012)
    The paper presents the interactive music system SoloJam, which allows a group of participants with little or no musical training to effectively play together in a ``band-like'' setting. It allows the participants to take ...
  • Exploring Emerging Drumming Patterns in a Chaotic Dynamical System using ZRob 
    Karbasi, Seyed Mojtaba; Jensenius, Alexander Refsum; Godøy, Rolf Inge; Tørresen, Jim (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2023)
    ZRob is a robotic system designed for playing a snare drum. The robot is constructed with a passive flexible spring-based joint inspired by the human hand. This paper describes a study exploring rhythmic patterns by ...
  • Extracting action-sound features from a sound-tracing study 
    Glette, Kyrre Harald; Jensenius, Alexander Refsum; Godøy, Rolf Inge (Chapter / Bokkapittel / AcceptedVersion; Peer reviewed, 2010)
    The paper addresses possibilities of extracting information from music-related actions, in the particular case of what we call sound-tracings. These tracings are recordings from a graphics tablet of subjects' drawings ...
  • Filtering Motion Capture Data for Real-Time Applications 
    Skogstad, Ståle Andreas van Dorp; Nymoen, Kristian; Høvin, Mats Erling; Holm, Sverre; Jensenius, Alexander Refsum (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2013)
    In this paper we present some custom designed filters for real-time motion capture applications. Our target application is motion controllers, i.e. systems that interpret hand motion for musical interaction. In earlier ...
  • fourMs, University of Oslo Lab Report 
    Jensenius, Alexander Refsum; Glette, Kyrre Harald; Godøy, Rolf Inge; Høvin, Mats Erling; Nymoen, Kristian; Skogstad, Ståle Andreas van Dorp; Tørresen, Jim (Chapter / Bokkapittel / AcceptedVersion; Peer reviewed, 2010)
    The paper reports on the development and activities in the recently established fourMs lab (Music, Mind, Motion, Machines) at the University of Oslo, Norway. As a meeting place for researchers in music and informatics, the ...
  • OSC Implementation and Evaluation of the Xsens MVN suit 
    Skogstad, Ståle Andreas van Dorp; Nymoen, Kristian; de Quay, Yago; Jensenius, Alexander Refsum (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2011)
    The paper presents research about implementing a full body inertial motion capture system, the Xsens MVN suit, for musical interaction. Three di erent approaches for streaming real time and prerecorded motion capture data ...
  • PheroMusic: Navigating a Musical Space for Active Music Experiences 
    Nymoen, Kristian; Chandra, Arjun; Glette, Kyrre Harald; Tørresen, Jim; Voldsund, Arve; Jensenius, Alexander Refsum (Chapter / Bokkapittel / AcceptedVersion; Peer reviewed, 2014)
    We consider the issue of how a flexible musical space can be manipulated by users of an active music system. The musical space is navigated within by selecting transitions between different sections of the space. We take ...
  • Proceedings of the International Conference on New Interfaces for Musical Expression 
    Jensenius, Alexander Refsum; Skogstad, Ståle Andreas van Dorp; Nymoen, Kristian (Book / Bok / PublishedVersion; Peer reviewed, 2011)
    Editors: Alexander Refsum Jensenius, Anders Tveit, Rolf Inge Godøy, Dan Overholt Table of Contents -Tellef Kvifte: Keynote Lecture 1: Musical Instrument User Interfaces: the Digital Background of the Analog Revolution ...
  • RaveForce: A Deep Reinforcement Learning Environment for Music 
    Lan, Qichao; Tørresen, Jim; Jensenius, Alexander Refsum (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2019)
    RaveForce is a programming framework designed for a computational music generation method that involves audio sample level evaluation in symbolic music representation generation. It comprises a Python module and a SuperCollider ...