Jul 25 2008
Conference Program
See also papers indexed by author.
Sunday | Monday | Tuesday | Wednesday | Thursday | |
8:45-9:00 | Opening Remarks | ||||
09:00-11:00 | Tutorials AM | Invited Speaker | Invited Panel Discussion | Keynote Speaker | Plenary Sessions 7, 8, 9 |
Plenary Session 1 | Plenary Session 3 | Plenary Session 5 | |||
11:00-13:00 | Poster Session 1 | Poster Session 3 | Poster Session 5 | Late-Breaking/ Demo Session |
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Lunch (on your own) |
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13:00-15:00 | Tutorials PM | Lunch (provided) |
Lunch (provided) |
Lunch (provided) |
Closing Remarks |
15:00-16:00 | Plenary Session 2 | Plenary Session 4 | Plenary Session 6 | ||
16:00-18:00 | Poster Session 2 | Poster Session 4 | MIREX Posters | ||
18:00- | Banquet: Constitution Center |
Concert | |||
Reception |
Mon 9.00 - 10.00
Invited Speaker
- The Geometry of Consonance
Dmitri Tymoczko, Princeton University
Mon 10:00 - 11:00
Plenary Session 1: User Interfaces and Visualization
10:00 | Music Thumbnailer: Visualizing Musical Pieces in Thumbnail Images Based on Acoustic Features Kazuyoshi Yoshii and Masataka Goto |
10:20 | MCIpa: A Music Content Information Player and Annotator for Discovering Music Geoffroy Peeters, David Fenech and Xavier Rodet |
10:40 | Development of a Music Organizer for Children Edmond Zhang and Sally Jo Cunningham |
Mon 11:00 - 13:00
Poster Session 1a: Harmony
- Cochonut: Recognizing Complex Chords From MIDI Guitar Sequences
Ricardo Scholz and Geber Ramalho - Chord Recognition using Instrument Voicing Constraints
Xinglin Zhang and David Gerhard - Automatic Chord Recognition Based on Probabilistic Integration of Chord Transition and Bass Pitch Estimation
Kouhei Sumi, Katsutoshi Itoyama, Kazuyoshi Yoshii, Kazunori Komatani, Tetsuya Ogata and Hiroshi G. Okuno - A Discrete Mixture Model for Chord Labelling
Matthias Mauch and Simon Dixon - Tonal Pitch Step Distance: A Similarity Measure for Chord Progressions
Bas De Haas, Remco Veltkamp and Frans Wiering - Evaluating and Visualizing Effectiveness of Style Emulation in Musical Accompaniment
Ching-Hua Chuan and Elaine Chew - Characterisation of Harmony With Inductive Logic Programming
Amélie Anglade and Simon Dixon - Structured Polyphonic Patterns
Mathieu Bergeron and Darrell Conklin - A Music Database and Query System for Recombinant Composition
James Maxwell and Arne Eigenfeldt
Poster Session 1b: Melody
- Detection of Stream Segments in Symbolic Musical Data
Dimitris Rafailidis, Alexandros Nanopoulos, Yannis Manolopoulos and Emilios Cambouropoulos - A Comparison of Statistical and Rule-Based Models of Melodic Segmentation
Daniel Muellensiefen, Marcus Pearce and Geraint Wiggins - Speeding Melody Search With Vantage Point Trees
Michael Skalak, Jinyu Han and Bryan Pardo - A Manual Annotation Method for Melodic Similarity and the Study of Melody Feature Sets
Anja Volk, Peter Van Kranenburg, Jörg Garbers, Frans Wiering, Remco Veltkamp and Louis P. Grijp - Melody Expectation Method Based on GTTM and TPS
Masatoshi Hamanaka, Keiji Hirata and Satoshi Tojo
Poster Session 1c: Timbre
- Automatic Identification of Simultaneous Singers in Duet Recordings
Wei-Ho Tsai, Shih-Jie Liao and Catherine Lai - Vocal Segment Classification in Popular Music
Ling Feng, Andreas Brinch Nielsen and Lars Kai Hansen - Learning Musical Instruments from Mixtures of Audio with Weak Labels
David Little and Bryan Pardo - Instrument Equalizer for Query-By-Example Retrieval: Improving Sound Source Separation Based on Integrated Harmonic and Inharmonic Models
Katsutoshi Itoyama, Masataka Goto, Kazunori Komatani, Tetsuya Ogata and Hiroshi G. Okuno - A Real-Time Equalizer of Harmonic and Percussive Components in Music Signals
Nobutaka Ono, Kenichi Miyamoto, Hirokazu Kameoka and Shigeki Sagayama
Poster Session 1d: MIR Platforms
- The Perlhumdrum and Perllilypond Toolkits for Symbolic Music Information Retrieval
Ian Knopke - Support for MIR Prototyping and Real-Time Applications in the ChucK Programming Language
Rebecca Fiebrink, Ge Wang and Perry Cook
Mon 15:00 - 16:00
Plenary Session 2: Music Recommendation and Recognition
15:00 | A Comparison of Signal-Based Music Recommendation to Genre Labels, Collaborative Filtering, Musicological Analysis, Human Recommendation, and Random Baseline Terence Magno and Carl Sable |
15:20 | Development of An Automatic Music Selection System Based on Runner’s Step Frequency Masahiro Niitsuma, Hiroshi Takaesu, Hazuki Demachi, Masaki Oono and Hiroaki Saito |
15:40 | A Robot Singer With Music Recognition Based on Real-Time Beat Tracking Kazumasa Murata, Kazuhiro Nakadai, Kazuyoshi Yoshii, Ryu Takeda, Toyotaka Torii, Hiroshi G. Okuno, Yuji Hasegawa and Hiroshi Tsujino |
Mon 16:00 - 18:00
Poster Session 2a: Music Recommendation and Organization
- A Comparison of Signal-Based Music Recommendation to Genre Labels, Collaborative Filtering, Musicological Analysis, Human Recommendation, and Random Baseline
Terence Magno and Carl Sable - Kernel Expansion for Online Preference Tracking
Yvonne Moh and Joachim Buhmann - Playlist Generation Using Start and End Songs
Arthur Flexer, Dominik Schnitzer, Martin Gasser and Gerhard Widmer - Accessing Music Collections via Representative Cluster Prototypes in a Hierarchical Organization Scheme
Markus Dopler, Markus Schedl, Tim Pohle and Peter Knees - Development of a Music Organizer for Children
Edmond Zhang and Sally Jo Cunningham
Poster Session 2b: Music Recognition and Visualization
- Development of An Automatic Music Selection System Based on Runner’s Step Frequency
Masahiro Niitsuma, Hiroshi Takaesu, Hazuki Demachi, Masaki Oono and Hiroaki Saito - A Robot Singer With Music Recognition Based on Real-Time Beat Tracking
Kazumasa Murata, Kazuhiro Nakadai, Kazuyoshi Yoshii, Ryu Takeda, Toyotaka Torii, Hiroshi G. Okuno, Yuji Hasegawa and Hiroshi Tsujino - Streamcatcher: Integrated Visualization of Music Clips and Online Audio Streams
Martin Gasser, Arthur Flexer and Gerhard Widmer - Music Thumbnailer: Visualizing Musical Pieces in Thumbnail Images Based on Acoustic Features
Kazuyoshi Yoshii and Masataka Goto
Poster Session 2c: Knowledge Representation, Tags, Metadata
- Ternary Semantic Analysis of Social Tags for Personalized Music Recommendation
Panagiotis Symeonidis, Maria Ruxanda, Alexandros Nanopoulos and Yannis Manolopoulos - Five Approaches to Collecting Tags for Music
Douglas Turnbull, Luke Barrington and Gert Lanckriet - MoodSwings: A Collaborative Game for Music Mood Label Collection
Youngmoo Kim, Erik Schmidt and Lloyd Emelle - Collective Annotation of Music From Multiple Semantic Categories
Zhiyao Duan, Lie Lu and Changshui Zhang - MCIpa: A Music Content Information Player and Annotator for Discovering Music
Geoffroy Peeters, David Fenech and Xavier Rodet - Connecting the Dots: Music Metadata Generation, Schemas and Applications
Nik Corthaut, Sten Govaerts, Katrien Verbert and Erik Duval - The Quest for Musical Genres: Do the Experts and the Wisdom of Crowds Agree?
Mohamed Sordo, Oscar Celma, Martin Blech and Enric Guaus
Poster Session 2d: Social and Music Networks
- A Web of Musical Information
Yves Raimond and Mark Sandler - Using Audio Analysis and Network Structure to Identify Communities in On-Line Social Networks of Artists
Kurt Jacobson, Ben Fields and Mark Sandler - Uncovering Affinity of Artists to Multiple Genres From Social Behaviour Data
Claudio Baccigalupo, Justin Donaldson and Enric Plaza - Hyperlinking Lyrics: A Method for Creating Hyperlinks Between Phrases in Song Lyrics
Hiromasa Fujihara, Masataka Goto and Jun Ogata - Oh Oh Oh Whoah! Towards Automatic Topic Detection in Song Lyrics
Florian Kleedorfer, Peter Knees and Tim Pohle
Tue 9:00 - 10:00
Invited Panel Discussion
- Commercial Music Discovery and Recommendation
Tue 10:00 - 11:00
Plenary Session 3: Content-based Similarity & Retrieval 1
10:00 | Hit Song Science is Not Yet a Science Francois Pachet and Pierre Roy |
10:20 | Content-Based Musical Similarity Computation Using the Hierarchical Dirichlet Process Matthew Hoffman, David Blei and Perry Cook |
10:40 | Learning a Metric for Music Similarity Malcolm Slaney, Kilian Weinberger and William White |
Tue 11:00 - 13:00
Poster Session 3a: Content-based Retrieval, Categorization and Similarity 1
- A Text Retrieval Approach to Content-Based Audio Hashing
Matthew Riley, Eric Heinen and Joydeep Ghosh - A Music Identification System Based on Chroma Indexing and Statistical Modeling
Riccardo Miotto and Nicola Orio - Hubs and Homogeneity: Improving Content-Based Music Modeling
Mark Godfrey and Parag Chordia - Learning a Metric for Music Similarity
Malcolm Slaney, Kilian Weinberger and William White - Clustering Music Recordings By Their Keys
Yuxiang Liu, Ye Wang, Arun Shenoy, Wei-Ho Tsai and Lianhong Cai - Multi-Label Classification of Music Into Emotions
Konstantinos Trohidis, Grigorios Tsoumakas, George Kalliris and Ioannis Vlahavas - A Study on Feature Selection and Classification Techniques for Automatic Genre Classification of Traditional Malay Music
Shyamala Doraisamy, Shahram Golzari, Noris Mohd. Norowi, Nasir Sulaiman and Nur Izura Udzir - Rhyme and Style Features for Musical Genre Categorisation By Song Lyrics
Rudolf Mayer, Robert Neumayer and Andreas Rauber - Armonique: Experiments in Content-Based Similarity Retrieval Using Power-Law Melodic and Timbre Metrics
Bill Manaris, Dwight Krehbiel, Patrick Roos and Thomas Zalonis - Content-Based Musical Similarity Computation Using the Hierarchical Dirichlet Process
Matthew Hoffman, David Blei and Perry Cook - Hit Song Science is Not Yet a Science
Francois Pachet and Pierre Roy
Poster Session 3b: Computational Musicology
- A Framework for Automated Schenkerian Analysis
Phillip Kirlin and Paul Utgoff - Music Structure Analysis Using a Probabilistic Fitness Measure and an Integrated Musicological Model
Jouni Paulus and Anssi Klapuri - Towards Quantitative Measures of Evaluating Song Segmentation
Hanna Lukashevich - Towards Structural Alignment of Folk Songs
Jörg Garbers and Frans Wiering
Poster Session 3c: OMR, Alignment and Annotation
- Joint Structure Analysis With Applications to Music Annotation and Synchronization
Meinard Mueller and Sebastian Ewert - Segmentation-Based Lyrics-Audio Alignment Using Dynamic Programming
Kyogu Lee and Markus Cremer - Machine Annotation of Sets of Traditional Irish Dance Tunes
Bryan Duggan, Brendan O’Shea, Mikel Gainza, Padraig Cunningham - Enhanced Bleedthrough Correction for Early Music Documents With Recto-Verso Registration
John Ashley Burgoyne, Johanna Devaney, Laurent Pugin and Ichiro Fujinaga - Automatic Mapping of Scanned Sheet Music to Audio Recordings
Christian Fremerey, Meinard Mueller, Frank Kurth and Michael Clausen - Gamera Versus Aruspix: Two Optical Music Recognition Approaches
Laurent Pugin, Jason Hockman, John Ashley Burgoyne and Ichiro Fujinaga
Tue 15:00 - 16:00
Plenary Session 4: Performance Analysis and Music Summarization
15:00 | Using Expressive Trends for Identifying Violin Performers Miguel Molina-Solana, Josep Lluis Arcos and Emilia Gomez |
15:20 | Hybrid Numeric/Rank Similarity Metrics for Musical Performance Analysis Craig Sapp |
15:40 | Creating and Evaluating Multi-Phrase Music Summaries Konstantinos Meintanis and Frank Shipman |
Tue 16:00 - 18:00
Poster Session 4a: Data Exchange, Archiving and Evaluation
- Using the Sdif Sound Description Interchange Format for Audio Features
Juan Jose Burred, Carmine-Emanuele Cella, Geoffroy Peeters, Axel Roebel and Diemo Schwarz - Using XQuery on MusicXML Databases for Musicological Analysis
Joachim Ganseman, Paul Scheunders and Wim D’haes - Application of the Functional Requirements for Bibliographic Records (FRBR) to Music
Jenn Riley - Online Activities for Music Information and Acoustics Education and Psychoacoustic Data Collection
Travis Doll, Raymond Migneco and Youngmoo Kim - The Latin Music Database
Carlos N. Silla Jr., Alessandro L. Koerich and Celso A. A. Kaestner - The Liner Notes Digitization Project: Providing Users With Cultural, Historical, and Critical Music Information
Megan Winget - The 2007 MIREX Audio Mood Classification Task: Lessons Learned
Xiao Hu, J. Stephen Downie, Cyril Laurier, Mert Bay and Andreas F. Ehmann - Audio Cover Song Identification: MIREX 2006-2007 Results and Analyses
J. Stephen Downie, Mert Bay, Andreas F. Ehmann and M. Cameron Jones
Poster Session 4b: Musical Expression and Meaning
- Music, Movies and Meaning: Communication in Film-Makers’ Search for Pre-Existing Music, and the Implications for Music Information Retrieval
Charlie Inskip, Andy Macfarlane and Pauline Rafferty - Performer Identification in Celtic Violin Recordings
Rafael Ramirez, Alfonso Perez, Esteban Maestre and Stefan Kersten - A New Music Database Describing Deviation Information of Performance Expressions
Mitsuyo Hashida, Toshie Matsui and Haruhiro Katayose - Using Expressive Trends for Identifying Violin Performers
Miguel Molina-Solana, Josep Lluis Arcos and Emilia Gomez - Hybrid Numeric/Rank Similarity Metrics for Musical Performance Analysis
Craig Sapp - Creating and Evaluating Multi-Phrase Music Summaries
Konstantinos Meintanis and Frank Shipman
Poster Session 4c: Automatic Music Analysis and Transcription
- Multiple-Feature Fusion Based Onset Detection for Solo Singing Voice
Chee-Chuan Toh, Bingjun Zhang and Ye Wang - Multi-Feature Modeling of Pulse Clarity: Design, Validation and Optimization
Olivier Lartillot, Tuomas Eerola, Petri Toiviainen and Jose Fornari - Fast MIR in a Sparse Transform Domain
Emmanuel Ravelli, Gaël Richard and Laurent Daudet - Detection of Pitched/Unpitched Sound Using Pitch Strength Clustering
Arturo Camacho - Resolving Overlapping Harmonics for Monaural Musical Sound Separation Using Pitch and Common Amplitude Modulation
John Woodruff, Yipeng Li and DeLiang Wang - Non-Negative Matrix Division for the Automatic Transcription of Polyphonic Music
Bernhard Niedermayer - Perceptually-Based Evaluation of the Errors Usually Made When Automatically Transcribing Music
Adrien Daniel, Valentin Emiya and Bertrand David
Wed 9:00 - 10:00
Keynote Speaker
- Human Music Retrieval: Noting Time
Jeanne Bamberger, MIT/UC Berkeley
Wed 10:00 - 11:00
Plenary Session 5: Content-based Similarity & Retrieval 2
10:00 | Social Playlists and Bottleneck Measurements : Exploiting Musician Social Graphs Using Content-Based Dissimilarity and Pairwise Maximum Flow Values Ben Fields, Kurt Jacobson, Christophe Rhodes and Michael Casey |
10:20 | Music Genre Classification: A Multilinear Approach Ioannis Panagakis, Emmanouil Benetos and Constantine Kotropoulos |
10:40 | Combining Features Extracted From Audio, Symbolic and Cultural Sources Cory McKay and Ichiro Fujinaga |
Wed 11:00 - 13:00
Poster Session 5a: Content-based Retrieval, Categorization and Similarity 2
- Social Playlists and Bottleneck Measurements : Exploiting Musician Social Graphs Using Content-Based Dissimilarity and Pairwise Maximum Flow Values
Ben Fields, Kurt Jacobson, Christophe Rhodes and Michael Casey - High-Level Audio Features: Distributed Extraction and Similarity Search
Francois Deliege, Bee Yong Chua and Torben Bach Pedersen - Extending Content-Based Recommendation: the Case of Indian Classical Music
Parag Chordia, Mark Godfrey and Alex Rae - Multiple-Instance Learning for Music Information Retrieval
Michael Mandel and Daniel Ellis - Music Genre Classification: A Multilinear Approach
Ioannis Panagakis, Emmanouil Benetos and Constantine Kotropoulos - Direct and Inverse Inference in Music Databases: How to Make a Title Funk?
Patrick Rabbat and Francois Pachet
Poster Session 5b: Feature Representation
- Combining Features Extracted From Audio, Symbolic and Cultural Sources
Cory McKay and Ichiro Fujinaga - On the Use of Sparse Time-Relative Auditory Codes for Music
Pierre-Antoine Manzagol, Thierry Bertin-Mahieux and Douglas Eck - A Robust Musical Audio Search Method Based on Diagonal Dynamic Programming Matching of Self-Similarity Matrices
Tomonori Izumitani and Kunio Kashino - Combining Feature Kernels for Semantic Music Retrieval
Luke Barrington, Mehrdad Yazdani, Douglas Turnbull and Gert Lanckriet - Using Bass-Line Features for Content-Based MIR
Yusuke Tsuchihashi, Tetsuro Kitahara and Haruhiro Katayose - Timbre and Rhythmic TRAP-TANDEM Features for Music Retrieval
Nicolas Scaringella
Poster Session 5c: Rhythm and Meter
- Quantifying Metrical Ambiguity
Patrick Flanagan - On Rhythmic Pattern Extraction in Bossa Nova Music
Ernesto Trajano de Lima and Geber Ramalho - Analyzing Afro-Cuban Rhythm Using Rotation-Aware Clave Template Matching with Dynamic Programming
Matthew Wright, George Tzanetakis and Andrew Schloss - Beat Tracking Using Group Delay Based Onset Detection
Andre Holzapfel and Yannis Stylianou - Using Statistic Model to Capture the Association Between Timbre and Perceived Tempo
Linxing Xiao, Aibo Tian, Wen Li and Jie Zhou - Rhythm Complexity Measures: A Comparison of Mathematical Models of Human Perception and Performance
Eric Thul and Godfried Toussaint
Poster Session 5d: MIR Methods
- N-Gram Chord Profiles for Composer Style Identification
Mitsunori Ogihara and Tao Li - Fast Index Based Filters for Music Retrieval
Kjell Lemström, Niko Mikkilä and Veli Mäkinen - A Tunneling-Vantage Indexing Method for Non-Metrics
Rainer Typke and Agatha Walczak-Typke
Wed 15:00 - 16:00
Plenary Session 6: MIR Methods and Platforms
15:00 | A Tunneling-Vantage Indexing Method for Non-Metrics Rainer Typke and Agatha Walczak-Typke |
15:20 | The Perlhumdrum and Perllilypond Toolkits for Symbolic Music Information Retrieval Ian Knopke |
15:40 | Support for MIR Prototyping and Real-Time Applications in the ChucK Programming Language Rebecca Fiebrink, Ge Wang and Perry Cook |
Wed 16:00 - 18:00
MIREX Poster Session
Thu 9:00 - 11:00
Plenary Session 7: Melody and Rhythm
09:00 | Melody Expectation Method Based on GTTM and TPS Masatoshi Hamanaka, Keiji Hirata and Satoshi Tojo |
09:20 | Rhythm Complexity Measures: A Comparison of Mathematical Models of Human Perception and Performance Eric Thul and Godfried Toussaint |
Plenary Session 8: Knowledge Representation, Tags, Metadata and Web Mining
09:40 | Connecting the Dots: Music Metadata Generation, Schemas and Applications Nik Corthaut, Sten Govaerts, Katrien Verbert and Erik Duval |
10:00 | The Quest for Musical Genres: Do the Experts and the Wisdom of Crowds Agree? Mohamed Sordo, Oscar Celma, Martin Blech and Enric Guaus |
Plenary Session 9: OMR and Music Alignment
10:20 | Automatic Mapping of Scanned Sheet Music to Audio Recordings Christian Fremerey, Meinard Mueller, Frank Kurth and Michael Clausen |
10:40 | Gamera Versus Aruspix: Two Optical Music Recognition Approaches Laurent Pugin, Jason Hockman, John Ashley Burgoyne and Ichiro Fujinaga |
Thu 11:00-13:00
Late-Breaking / Demo Session
- A Preference Ranking Model Using a Discriminatively Trained Classifier
Jeremy Reed and Chin-Hui Lee - Music Retrieval Based on Social Tags: A Case Study
Klaas Bosteels, Etienne E. Kerre, and Elias Pampalk - MIRtoolbox Demo
Olivier Lartillot, Petri Toiviainen, and Tuomas Eerola - Audio-to-Score Alignment In the Audacity Audio Editor
Roger B. Dannenberg and Gregory S. Williams - A Database for the Accommodation of Structural and Stylistic Variability in Improvised Jazz Piano Performances
Joshua Moshier and Bryan Pardo - Demonstration: Using MusicXML 2.0 to Create Symbolic Music Data Sets
Michael D. Good - Web Bbased Musical Document Viewer for Digital Music Libraries
Andrew Hankinson, Laurent Pugin, Gabriella Hanke Knaus, and Ichiro Fujinaga - Herd the Music - A Social Music Annotation Game
Luke Barrington, Damien O’Malley, Douglas Turnbull, and Gert Lanckriet - Dynamic Bayesian Networks for Chord and Key Extraction from Symbolic Music Data
Stanislaw Andrzej Raczynski, Nobutaka Ono, and Shigeki Sagayama - FM4 Soundpark: Audio-based Music Recommendation in Everyday Use
Martin Gasser, Dominik Schnitzer, Arthur Flexer, and Gerhard Widmer - Music and Lyrics: Can Lyrics Improve Emotion Estimation for Music?
Daniel C Wu Jr, Jih-Shiang Chang, Chung-Yi Chi, Chui-De Chiu, Richard Tzong-Han Tsai, and Jane Yung-jen Hsu - A Geographic Interface for Large Music Collections
Oscar Celma and Marcelo Nunes - Asynchronous Music Production in Life-sized Video Communication System t-Room
Katsuhiko Kaji and Keiji Hirata - Graph-RAT: A Toolkit for Conducting MIR Research
Daniel McEnnis - MIREX 2008 Audio Classification Tasks
Kris West, Michael Mandel, and J. Stephen Downie - Structured Representation of Harmony for Music Retrieval
Matthias Robine, Pierre Hanna, Thomas Rocher, Julien Allali, and Pascal Ferraro - MusicBox: Navigating the Space of Your Music
Anita Lillie - HPCP-based Music Classification
Louis Dorard and John Shawe-Taylor - MOODY: A Web-Based Music Mood Classification and Recommendation System
Xiao Hu, Viraj Sanghvi, Billy Vong, Ping John On, Cheng Leong, and Jonathan Angelica - Noteflight: An Online, Browser-based Editor for Music Notation
Joe Berkovitz - Real-time Score Tracking for Personalization of Live Orchestral Performances
Daniel Perelstein and Youngmoo E. Kim - Realtime Audio Analysis for Humanoid Robotics and Dance
David Grunberg, Robert Ellenberg, and Paul Oh - Creating Transparent, Steerable Recommendations
Paul Lamere and Francois Maillet - Content-based Music Information Retrieval System with Automatic DJ Mixing
Hiromi Ishizaki, Keiichiro Hoashi, and Yasuhiro Takishima - Real-Time Visualizer/Equalizer for Harmonic and Percussive Components in Music Sounds
Emiru Tsunoo, Kenichi Miyamoto, Nobutaka Ono, and Shigeki Sagayama