Notes 29 W Notes Mixed Reality - KTH

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mixed reality mixed reality course notes Alex Olwal alx@csc.kth.se blend real virtual (digital/synthesized/.) seamlessly combine virtual data with real supplement real ease & improve understanding videos & material from lecture ( more): www.csc.kth.se/ alx for use in the course only, not to be distributed/duplicated/copied without permission alex olwal course notes mixed reality robocop (1987) alex olwal course notes mixed reality terminator 3 (2003) alex olwal course notes mixed reality 4 mixed reality 5 head-up-displays blend real virtual (digital/synthesized/.) seamlessly combine virtual data with real supplement real ease & improve understanding alex olwal course notes mixed reality 3 Boeing Next-Generation 737 (2003) visibilitymin w/o HUD: 182 m 91 m visibilitymin with HUD: 6 alex olwal course notes mixed reality NASA's Gulfstream GV C-130J Hercules 7

continuum augmented reality: definition [Milgram & Kishino 1994] [Azuma 1997; Azuma, Baillot, Behringer, Feiner, Julier & MacIntyre 2001] augmented reality virtual environment real environment reality 1) real virtual objects in real environment 2) runs interactively and in realtime 3) registers real virtual objects with each other augmented virtuality virtual reality mixed reality alex olwal course notes mixed reality 8 alex olwal course notes mixed reality issues see-through displays display technology visually combine computer graphics with view of real world optical see-through semi-transparent displays optical combiners 9 tracking/registration accurately combine computer graphics with real world objects in 3D alex olwal course notes mixed reality 11 alex olwal course notes mixed reality see-through displays see-through displays video see-through opaque displays video cameras optical see-through lower cost no downsampling no delay of real no offset 12 video see-through flexible composition sync real/virtual simpler calibration alex olwal course notes mixed reality 13 alex olwal course notes mixed reality 14

issues tracking/registration ultrasonic display technology visually combine computer graphics with view of real world Intersense IS-600, IS-900 electromagnetic Ascension Flock of Birds Polhemus LIBERTY LATUS, FASTRAK optical/camera-based tracking/registration accurately combine computer graphics with real world objects in 3D marker-based (e.g., ARToolKit, ARToolKitPlus, ARTag) 3rdTech HiBall tracker A.R.T. WorldViz PPT hybrid Intersense IS-1200 VisTracker natural feature tracking Computer vision techniques alex olwal course notes mixed reality 15 ultrasonic alex olwal course notes mixed reality 16 electromagnetic IS-900 Ascension Flock of Birds (DC) Polhemus LIBERTY LATUS/FASTRAK (AC) alex olwal course notes mixed reality 17 optical/camera-based ARToolKitPlus 18 optical/camera-based ARToolKit / ARToolKitPlus / ARTag ARToolKit alex olwal course notes mixed reality WorldViz PPT A.R.T. ARTag 3rdTech HiBall tracker alex olwal course notes mixed reality 19 alex olwal course notes mixed reality 20

optical/camera-based hybrid Nintendo Wiimote “sensor” bar alex olwal course notes mixed reality InterSense IS-1200 21 natural feature tracking alex olwal course notes mixed reality 22 display types head-mounted-displays (HMDs) handheld spatial alex olwal course notes mixed reality 23 alex olwal course notes mixed reality 24 HMD annotation [Sutherland 1968] [Feiner, MacIntyre, Haupt & Solomon 1993], [Feiner, MacIntyre, and Seligmann 1993], [Bell, Feiner & Höllerer 2001], [Bell, Höllerer & Feiner 2002] alex olwal course notes mixed reality 25 alex olwal course notes mixed reality 26

medical augmented reality situated documentaries [State, Livingston, Garrett, Hirota, Whitton, Pisano & Fuchs 1996] [Fuchs, Livingston, Raskar, Colucci, Keller, State, Crawford, Rademacher, Drake, & Meyer 1998] alex olwal course notes mixed reality [Höllerer, Feiner & Pavlik 1999] 27 alex olwal course notes mixed reality MagicBook archeology [Billinghurst, Kato & Poupyrev 2001] [Benko, Ishak & Feiner 2004] alex olwal course notes mixed reality 29 display types alex olwal course notes mixed reality 28 32 handheld: NaviCam [Rekimoto 1995] head-mounted-displays (HMDs) handheld spatial alex olwal course notes mixed reality 33 alex olwal course notes mixed reality 34

handheld: PDA [Wagner, Pintaric & Schmalstieg 2003] alex olwal course notes mixed reality 35 handheld: ARToolKitPlus & StudierStube ES handheld: cell phone [Möhring, Lessig & Bimber 2004] alex olwal course notes mixed reality 36 handheld: ARToolKit [Henrysson 2006] [StudierStube augmented reality project] alex olwal course notes mixed reality handheld: lightsense alex olwal course notes mixed reality 37 alex olwal course notes mixed reality handheld: LUMAR – Hybrid 2D & 3D [Olwal 2006] 39 alex olwal course notes mixed reality 38 [Olwal & Henrysson 2007] 40

display types spatial: everywhere displays [Pinhanez 2001] head-mounted-displays (HMDs) handheld spatial alex olwal course notes mixed reality 41 spatial: on-board MR projector alex olwal course notes mixed reality 42 spatial: iLamps, Shader Lamps [Karitsuka & Sato 2003] [Raskar, vanBaar, Beardsley, Willwacher & Rao 2003] [Bandyopadhyay, Raskar & Fuchs 2001] alex olwal course notes mixed reality spatial: augmented surfaces alex olwal course notes mixed reality 43 [Rekimoto & Saitoh 1999] 46 alex olwal course notes mixed reality 44 spatial: SurfaceFusion [Olwal & Wilson 2008] alex olwal course notes mixed reality 47

spatial: ASTOR spatial: interactive laser projection [Olwal, Lindfors, Gustafsson, Kjellberg & Mattsson 2005] [Zaeh & Vogl 2006] alex olwal course notes mixed reality 48 spatial: immaterial, dual-sided 49 spatial: handheld projectors [Olwal, DiVerdi, Rakkolainen & Höllerer 2007] [DiVerdi, Rakkolainen, Höllerer & Olwal 2006] alex olwal course notes mixed reality alex olwal course notes mixed reality [Cao, Forlines & Balakrishnan 2007] 50 alex olwal course notes mixed reality 51 SLAM: simultaneous location & mapping [Klein & Murray 2007] [Reitmayr et al. 2007] [Chekov et al. 2007] augmented & mixed reality entertainment alex olwal course notes mixed reality 53 alex olwal course notes mixed reality 54

ARQuake BLADESHIPS [Piekarski & Thomas 2002] [Takemura, Haraguchi & Ohtarski 2004] alex olwal course notes mixed reality 55 Human Pacman 57 alex olwal course notes mixed reality AquaGauntlet RV-Border Guards [Ohshima, Satoh, Yamamoto & Tamura 2000] [Ohshima, Satoh, Yamamoto & Tamura 1999] alex olwal course notes mixed reality 56 Mixed Reality Pong [Kallio 2001] [Cheok, Goh, Farbiz, Liu, Li, Fong, Yang & Teo 2004] alex olwal course notes mixed reality alex olwal course notes mixed reality 59 alex olwal course notes mixed reality 58 60

Jellyfish Party augmented & mixed reality summary [Okuno, Kakuta, Takayama & Asai 2003] definition real virtual in real environment interactive & real-time register virtual w/ real realities reality – augmented reality – augmented virtuality – virtual reality issues alex olwal course notes mixed reality 61 augmented & mixed reality videos & material from lecture ( more): www.csc.kth.se/ alx Individual projects in interactive computer graphics (can start anytime): 3D graphics, augmented/virtual reality, touch screens, or anything else you might be interested in. DD2465, advanced individual course in computer science, 6 hp DD2464, bigger advanced individual course in computer science, 9 hp DH2466, advanced individual course in human-computer interaction, 6 hp DM2904, individual course in media technology, 6 hp DM2905, individual course in media technology, 7.5 p Master’s thesis project alex olwal course notes mixed reality 64 display technology (HMD, handheld, projector) tracking/registration alex olwal course notes mixed reality 62

virtual reality reality augmented reality augmented virtuality mixed reality real environment virtual environment alex olwal course notes mixed reality 9 augmented reality: definition [Azuma 1997; Azuma, Baillot, Behringer, Feiner, Julier & MacIntyre 2001] 1) real virtual objects in real environment 2) runs interactively and in realtime

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