Alex Olwal, Ph.D.
School of Computer Science and Communication (CSC)
The Royal Institute of Technology (KTH)

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Teknikringen 14, 5th floor

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Alex Olwal
Teknikringen 14, PDC, KTH
100 44 Stockholm
SWEDEN

alx [at] kth.se
+46 (0)8 790 78 85
Alex Olwal

Publications
2009
pdf Augmenting Surface Interaction through Context-sensitive Mobile Devices. Olwal, A.
Proceedings of INTERACT 2009 (IFIP TC13 Conference on Human-Computer Interaction), Uppsala, Sweden, Aug 24-28, 2009, pp. 336-339.
pdf Unobtrusive Augmentation of Physical Environments: Interaction Techniques, Spatial Displays and Ubiquitous Sensing. Olwal, A.
Doctoral Thesis, Jun 5, 2009.
pdf Spatially Aware Handhelds for High-Precision Tangible Interaction with Large Displays. Olwal, A., and Feiner, S.
Proceedings of TEI 2009 (International Conference on Tangible and Embedded Interaction), Cambridge, UK, Feb 16-18, 2009, pp. 181-188.
2008
pdf Unencumbered 3D Interaction with See-through Displays. Olwal, A.
Proceedings of NordiCHI 2008 (Nordic Conference on Human Computer Interaction), Lund, Sweden, Oct 18-22, 2008, pp. 527-530.
pdf SurfaceFusion: Unobtrusive Tracking of Everyday Objects in Tangible User Interfaces. Olwal, A., and Wilson, A.
Proceedings of GI 2008 (Graphics Interface), Windsor, Ontario, May 28-30, 2008, pp. 235-242.
pdf Rubbing and Tapping for Precise and Rapid Selection on Touch-Screen Displays. Olwal, A., Feiner, S., and Heyman, S.
Proceedings of CHI 2008 (SIGCHI Conference on Human Factors in Computing Systems), Florence, Italy, Apr 5-10, 2008, pp. 295-304.
pdf Spatial Augmented Reality on Industrial CNC machines. Olwal, A., Gustafsson, J., and Lindfors, C.
Proceedings of SPIE 2008 Electronic Imaging (Vol. 6804, The Engineering Reality of Virtual Reality 2008), San José, California, Jan 27-31, 2008.
pdf Consigalo: Multi-user, Face-to-face Interaction on an Immaterial Display. Olwal, A., DiVerdi, S., Rakkolainen, I., and Höllerer, T.
Proceedings of INTETAIN 2008 (2nd International Conference on Intelligent Technologies for Interactive Entertainment), Cancun, Mexico, Jan 8-10, 2008.
pdf An Immaterial Pseudo-3D Display with 3D Interaction. DiVerdi, S., Olwal, A., Rakkolainen, I., and Höllerer, T.
3D TV Book (Three-Dimensional Television: Capture, Transmission, and Display), Springer, Heidelberg, 2008, ISBN 978-3-540-72531-2.
[+] more publications...

Doctoral Thesis top ↑
Unobtrusive Augmentation of Physical Environments: Interaction Techniques, Spatial Displays and Ubiquitous Sensing
Olwal, A.
Doctoral Thesis, Jun 5, 2009.
Doctoral Thesis

  pdf
6MB
olwal2009/images/cover_small_thumb.jpg
 
Spatially Aware Handheld Displays / Mobile Phones top ↑
Augmenting Surface Interaction through Context-sensitive Mobile Devices
Olwal, A.
Proceedings of INTERACT 2009 (IFIP TC13 Conference on Human-Computer Interaction), Uppsala, Sweden, Aug 24-28, 2009, pp. 336-339.
INTERACT 2009

  pdf
2.2MB
Spatially Aware Handhelds for High-Precision Tangible Interaction with Large Displays
Olwal, A., and Feiner, S.
Proceedings of TEI 2009 (International Conference on Tangible and Embedded Interaction), Cambridge, UK, Feb 16-18, 2009, pp. 181-188.
TEI 2009

  pdf
1MB
LUMAR: A Hybrid Spatial Display System for 2D and 3D Handheld Augmented Reality
Olwal, A., and Henrysson, A.
Proceedings of ICAT 2007 (International Conference on Artificial Reality and Teleexistence), Esbjerg, Denmark, Nov 28-30, 2007, pp. 63-70.
ICAT 2007

  pdf
1.1MB
"LUMAR receives Judge's Choice Award in Nokia Forum Competition!"
Olwal, A., and Henrysson, A.
Judge's Choice Award in Nokia Forum: Calling All Innovators Competition (Selected as one of the top 10 applications in the Technology Showcase category for the EMEA region), Mobile World Congress, Barcelona, Spain, Feb 16-19, 2009.
Judge's Choice Award in Nokia Forum: Calling All Innovators

  pdf
1.2MB
LightSense: Enabling Spatially Aware Handheld Interaction Devices
Olwal, A.
Proceedings of IEEE and ACM ISMAR 2006 (IEEE and ACM International Symposium on Mixed and Augmented Reality), Santa Barbara, CA, Oct 22-25, 2006, pp. 119-122.
IEEE and ACM ISMAR 2006

  pdf
1.3MB
The Audiator: A Device-Independent Active Marker for Spatially Aware Displays
Olwal, A.
ACM SIGGRAPH 2007 Posters (International Conference on Computer Graphics and Interactive Techniques), San Diego, CA, Aug 5-9, 2007.
ACM SIGGRAPH 2007

  pdf
0.2MB
"Låt mobiltelefonen bli din egen kartläsare"
Blomberg, O.
Article in Metro Teknik, Feb 7, 2007, p. 14.
Metro Teknik

  pdf
0.3MB
 
High-Precision Tangible Interaction with Large Displays  [MPEG-4 v2]
640x480 (2.34 min)
  avi
16.5MB
 
High-Precision Tangible Interaction with Large Displays  [Quicktime]
640x480 (2.34 min)
  quicktime
35.5MB
 
LUMAR  [MPEG-4 v2]
640x480 (1 min)
  avi
6.5MB
 
LUMAR  [Quicktime]
640x480 (1 min)
  quicktime
9.5MB
 
LightSense  [MPEG-4 v2]
640x480 (3.14 min)
  avi
20MB
 
LightSense  [Quicktime]
640x480 (3.14 min)
  quicktime
18MB
 
Tangible and Interactive Surfaces top ↑
SurfaceFusion: Unobtrusive Tracking of Everyday Objects in Tangible User Interfaces
Olwal, A., and Wilson, A.
Proceedings of GI 2008 (Graphics Interface), Windsor, Ontario, May 28-30, 2008, pp. 235-242.
GI 2008

  pdf
2.3MB
Immersive Mixed-Reality Configuration of Hybrid User Interfaces
Sandor, C., Olwal, A., Bell, B., and Feiner, S.
Proceedings of IEEE and ACM ISMAR 2005 (IEEE and ACM International Symposium on Mixed and Augmented Reality), Vienna, Austria, Oct 5-8, 2005, pp. 110-113.
IEEE and ACM ISMAR 2005

  pdf
1MB
 
SurfaceFusion  [MPEG-4 v2]
640x480 (1.48 min)
  avi
10MB
 
SurfaceFusion  [Quicktime]
640x480 (1.48 min)
  quicktime
49MB
 
Touch-Screen Interaction top ↑
Rubbing and Tapping for Precise and Rapid Selection on Touch-Screen Displays
Olwal, A., Feiner, S., and Heyman, S.
Proceedings of CHI 2008 (SIGCHI Conference on Human Factors in Computing Systems), Florence, Italy, Apr 5-10, 2008, pp. 295-304.
CHI 2008

  pdf
6MB
Rubbing the Fisheye: Precise Touch-Screen Interaction with Gestures and Fisheye Views
Olwal, A., and Feiner, S.
Conference Supplement of UIST '03 (ACM Symposium on User Interface Software and Technology), Vancouver, BC, Nov 2-5, 2003, pp. 83-84.
UIST '03

  pdf
0.7MB
 
TouchView and TouchDaemon (e.g., Google Maps)  [MPEG-4 v2]
640x480 (5 min)
  avi
36MB
 
TouchView and TouchDaemon (e.g., Google Maps)  [Quicktime]
640x480 (5 min)
  quicktime
117MB
 
Spatial Augmented Reality top ↑
Unencumbered 3D Interaction with See-through Displays
Olwal, A.
Proceedings of NordiCHI 2008 (Nordic Conference on Human Computer Interaction), Lund, Sweden, Oct 18-22, 2008, pp. 527-530.
NordiCHI 2008

  pdf
1.6MB
Spatial Augmented Reality on Industrial CNC machines
Olwal, A., Gustafsson, J., and Lindfors, C.
Proceedings of SPIE 2008 Electronic Imaging (Vol. 6804, The Engineering Reality of Virtual Reality 2008), San José, California, Jan 27-31, 2008.
SPIE 2008 Electronic Imaging

  pdf
3.9MB
ASTOR: An Autostereoscopic Optical See-through Augmented Reality System
Olwal, A., Lindfors, C., Gustafsson, J., Kjellberg, T., and Mattson, L.
Proceedings of IEEE and ACM ISMAR 2005 (IEEE and ACM International Symposium on Mixed and Augmented Reality), Vienna, Austria, Oct 5-8, 2005, pp. 24-27.
IEEE and ACM ISMAR 2005

  pdf
3.3MB
An Autostereoscopic Optical See-through Display for Augmented Reality
Olwal, A., Lindfors, C., Gustafsson, J.
ACM SIGGRAPH 2004 Sketches (International Conference on Computer Graphics and Interactive Techniques), Los Angeles, CA, Aug 8-12, 2004.
ACM SIGGRAPH 2004

  pdf
4.3MB
POLAR: Portable, Optical see-through, Low-cost Augmented Reality
Olwal, A., and Hollerer, T.
Proceedings of VRST 2005 (ACM Symposium on Virtual Reality and Software Technology), Monterey, CA, Nov 7-9, 2005, pp. 227-230.
VRST 2005

  pdf
1.1MB
 
Unencumbered 3D Interaction with See-through Displays  [MPEG-4 v2]
640x480 (2.47 min)
  avi
16MB
 
Unencumbered 3D Interaction with See-through Displays  [Quicktime]
640x480 (2.47 min)
  quicktime
22MB
 
ASTOR  [MPEG-4 v2]
640x480 (2 min)
  avi
13MB
 
ASTOR  [Quicktime]
640x480 (2 min)
  quicktime
18MB
projects/research/polar/images/polar_thumb.jpg
 
Immaterial Displays top ↑
An Immaterial Pseudo-3D Display with 3D Interaction
DiVerdi, S., Olwal, A., Rakkolainen, I., and Höllerer, T.
3D TV Book (Three-Dimensional Television: Capture, Transmission, and Display), Springer, Heidelberg, 2008, ISBN 978-3-540-72531-2.
3D TV Book

  pdf
2.5MB
Consigalo: Multi-user, Face-to-face Interaction on an Immaterial Display
Olwal, A., DiVerdi, S., Rakkolainen, I., and Höllerer, T.
Proceedings of INTETAIN 2008 (2nd International Conference on Intelligent Technologies for Interactive Entertainment), Cancun, Mexico, Jan 8-10, 2008.
INTETAIN 2008

  pdf
1.8MB
An Immaterial, Dual-sided Display System with 3D Interaction
Olwal, A., DiVerdi, S., Candussi, N., Rakkolainen, I., and Höllerer, T.
Proceedings of IEEE VR 2006 (IEEE Virtual Reality Conference 2006), Alexandria, VA, Mar 25-29, 2006, pp. 279-280.
IEEE VR 2006

  pdf
2.3MB
A Novel Walk-through 3D Display
DiVerdi, S., Rakkolainen, I., Höllerer, T., and Olwal, A.
Proceedings of SPIE 2006 Electronic Imaging (Vol. 6055, Stereoscopic Displays and Virtual Reality Systems XIII), San José, CA, Jan 15-18, 2006, pp. 428-437.
SPIE 2006 Electronic Imaging

  pdf
1.6MB
 
Consigalo and Elastic Surface Deformer  [MPEG-4 v2]
640x480 (1.30 min)
  avi
10MB
 
Consigalo and Elastic Surface Deformer  [Quicktime]
640x480 (1.30 min)
  quicktime
24MB
 
Multimodal Interaction top ↑
SenseShapes: Using Statistical Geometry for Object Selection in a Multimodal Augmented Reality System
Olwal, A., Benko, H., and Feiner, S.
Proceedings of IEEE and ACM ISMAR 2003 (IEEE and ACM International Symposium on Mixed and Augmented Reality), Tokyo, Japan, Oct 7-10, 2003, pp. 300-301.
IEEE and ACM ISMAR 2003

  pdf
1.2MB
MAVEN: Mutual Disambiguation of 3D Multimodal Interaction in Augmented and Virtual Reality
Kaiser, E., Olwal, A., McGee, D., Benko, H., Corradini, A., Li, X., Feiner, S., and Cohen, P.
Proceedings of ICMI 2003 (International Conference on Multimodal Interfaces), Vancouver, BC, Nov 5-7, 2003, pp. 12-19.
ICMI 2003

  pdf
2.1MB
Interaction Techniques using Prosodic Features of Speech and Audio Localization
Olwal, A., and Feiner, S.
Proceedings of IUI 2005 (International Conference on Intelligent User Interfaces), San Diego, CA, Jan 9-12, 2005, pp. 284-286.
IUI 2005

  pdf
1.7MB
 
MAVEN  [MPEG-4 v2]
640x480 (2.04 min)
  avi
8MB
 
MAVEN  [Quicktime]
640x480 (2.04 min)
  quicktime
4.6MB
projects/research/senseshapes/images/senseshapes_thumb.jpg
projects/research/maven/images/maven_thumb.jpg
projects/research/prosodic/images/speech_thumb.jpg
 
Interaction Techniques top ↑
Unit: Modular Development of Distributed Interaction Techniques for Highly Interactive User Interfaces
Olwal, A., and Feiner, S.
Proceedings of GRAPHITE 2004 (International Conference on Computer Graphics and Interactive Techniques in Australasia and Southeast Asia), Singapore, Singapore, Jun 15-18, 2004, pp. 131-138.
GRAPHITE 2004

  pdf
4.7MB
The Flexible Pointer: An Interaction Technique for Selection in Augmented and Virtual Reality
Olwal, A., and Feiner, S.
Conference Supplement of UIST '03 (ACM Symposium on User Interface Software and Technology), Vancouver, BC, Nov 2-5, 2003, pp. 81-82.
UIST '03

  pdf
1MB
 
Flexible Pointer  [MPEG-4 v2]
640x480 (1.11 min)
  avi
7.6MB
 
Flexible Pointer  [Quicktime]
640x480 (1.11 min)
  quicktime
8.2MB
projects/research/unit/images/unitui_thumb_1.jpg
projects/research/unit/images/unit_thumb_2.gif
 

Downloads top ↑
LUMAR - 2D and 3D Handheld Augmented Reality on S60 Series Mobile Phones
Olwal, A., and Henrysson, A.

» LUMAR information
» Vimeo video
» YouTube video
 
 
LUMAR application
Augmented Reality application for S60 series phones
  zip
260kB
 
LUMAR apartment floor plan (A4)
Floor plan, which LUMAR will augment with 3D models. Can be used on screen, but works better when printed.
  zip
68kB
 
LUMAR apartment floor plan (US Letter)
Floor plan, which LUMAR will augment with 3D models. Can be used on screen, but works better when printed.
  zip
70kB
 
top ↑
$1 Gesture Recognizer in Java
Olwal, A.

» Interactive Java Applet (test the recognizer with the mouse!)
» Official homepage for the $1 Gesture Recognizer by Jacob O. Wobbrock, Andrew D. Wilson, and Yang Li
» Vimeo video
» YouTube video
 
 
Java ME Library, version 0.1
Source code and Java Micro Edition project (for mobile phones).
  zip
62kB
 
Java ME Application (JAR file), version 0.1
Can be installed on mobile devices supporting MIDP 2.0 and CLDC 1.1 (i.e., most modern mobile phones).
  zip
21kB
 
Java SE Library, version 0.1
Source code and simple Applet demo for Java Standard Edition, showing how the library can be used with Java AWT.
  zip
37kB
 
$1 Gesture Recognizer on Mobile Phone  [MPEG-4 v2]
640x480 (0.46 min)
  avi
5MB
 
$1 Gesture Recognizer on Mobile Phone  [Quicktime]
640x480 (0.46 min)
  quicktime
5.3MB
 

Supervised Projects top ↑
Dimitrios Lachanas + Ermioni Zacharouli: M.Sc. Thesis
New mobile interfaces for senior citizens
New mobile interfaces for senior citizens. (in progress).
Henrik Lenberg: M.Sc. Thesis
Better support for new users of music software
Better support for new users of music software. (in progress).
Lars Ringborg: M.Sc. Thesis
The visualization of fluids and fiber composite materials in a haptic surgery simulator
The visualization of fluids and fiber composite materials in a haptic surgery simulator. (in progress).
Nicolas Lisle + Adnan Abou-El-Nasr-Yafi: Course Project
Stereo projection and gesture control
Stereo projection and gesture control. 2009.
F. Ioakeimidou + C. Kapourkatsidou: Course Project
Mobile phone UI for elderly using NFC
Mobile phone UI for elderly using NFC. 2009.
Liu Sun + Yuan Yao: Course Project
Gesture tracking and recognition for text input
Gesture tracking and recognition for text input. 2009.
Md. Ziaul Kabir + Hafiz Muhammad Amir: Course Project
Multimedia flow control using NFC enabled mobile and RFID tags
Multimedia flow control using NFC enabled mobile and RFID tags. 2009.
Mohammad Ali Babazadeh Gashti: Course Project
Webcam-based head tracking system
Webcam-based head tracking system. 2009.
Josefin Löfström + Johan Persson: Course Project
Possible uses of a 3D-camera
Possible uses of a 3D-camera. 2009.
Ludvig Suneson: M.Sc. Thesis
MLC: A sensor-based mission logging and communication system
MLC: A sensor-based mission logging and communication system. 2009.
Flaviano Musarra: B.Sc. Thesis
Information gathering through short-range mobile interaction
Information gathering through short-range mobile interaction. 2008.
Dimitrios Lachanas + Ermioni Zacharouli: Course Project
Mobile NFC sensing for visually impaired people
Mobile NFC sensing for visually impaired people. 2008.
Fernando Diaz Gonzalez + Fotios Stergiou: Course Project
Interactive table with fiducial tracking
Interactive table with fiducial tracking. 2008.
Xu Zhao + Hengyi Wang: Course Project
Evaluation and implementation of multi-touch technology
Evaluation and implementation of multi-touch technology. 2008.
Liu Yuhang + Tahir Mustafa Madni Ikram: Course Project
A user study of interaction techniques
A user study of interaction techniques. 2008.
Joakim Isaksson: Advanced Individual Course in HCI
Touch-screen techniques for mobile devices
Touch-screen techniques for mobile devices. 2007.
Susanna Heyman: Advanced Individual Course in HCI
Qualitative user study of precision enhancing touch-screen techniques
Qualitative user study of precision enhancing touch-screen techniques. 2007.
Henrik Sjelin: B.Sc. Thesis
A study on how to make construction workers time report more efficient
A study on how to make construction workers time report more efficient. 2006.
Johan Wirmark: Evalution Methods in HCI, Course Project
Evaluation of touch-screen techniques
Evaluation of touch-screen techniques. 2006.
Dance Dance Robot!
A 3D game for implicit improvement of people's typing skills on mobile phones
A 3D game for implicit improvement of people's typing skills on mobile phones. 2004.
FastSync
A utility for ad-hoc infrared beaming of files, memos and notes between handhelds and PCs
A utility for ad-hoc infrared beaming of files, memos and notes between handhelds and PCs. 2003.
3D Modeling Tool for Handhelds
A 3D geometry modeler for handheld computers
A 3D geometry modeler for handheld computers. 2003.
Generic GUI for Database Modeling
A visual database modeling tool using JDBC for seamless compatibility with most popular databases
A visual database modeling tool using JDBC for seamless compatibility with most popular databases. 2003.
Palm-based Data Collection and Database Synchronization
A system for data collection with handheld Palm computers, synchronized with a database
A system for data collection with handheld Palm computers, synchronized with a database. 2002.
Generation of 3D environments
A system for the generation of 3D scenes from top-view 2D sketches
A system for the generation of 3D scenes from top-view 2D sketches. 2002.
Alpha Panic
A 3D action game for keyboard training
A 3D action game for keyboard training. 2002.

Miscellaneous top ↑
Ed Wrecks
Alternative post-hardcore, neo-rock
Alternative post-hardcore, neo-rock. 2001.
Black Strap
Moving image, artificial beats and electric instruments
Moving image, artificial beats and electric instruments. 2001.
Improvisational Instrumental Inferno
Music project
Music project. 2000.

Commercial top ↑
Rule Communication
Internet and networking services
Internet and networking services.
» rule.se
Electro // Virtual
Interactive installations and 3D visualization
Interactive installations and 3D visualization.
» electrovirtual.com
Harmonic Solutions
Consulting company
Consulting company.
» harmonic.se