Publications from 2021

Digital Disinformation: Taxonomy, Impact, Mitigation, and Regulation Report

C. Kirchner (Claude) and F. Roesner (Franziska)

Regret-minimization in risk-averse bandits In Proceedings

S. Agrawal (Shubhada), S. Juneja (Sandeep) and W.M. Koolen-Wijkstra (Wouter)

Differentially Private string sanitization for frequency-based mining tasks In Proceedings

H. Chen (Huiping), C. Dong (Changyu), L. Fan (Liyue), G. Loukides (Grigorios), S. Pissis (Solon) and L. Stougie (Leen)

An upper bound on the two-arms exponent for critical percolation on Zd Article

J. van den Berg (Rob) and D.G.P. van Engelenburg (Diederik)

GPU-accelerated parallel Gene-pool Optimal Mixing applied to multi-objective Deformable Image Registration In Proceedings

P.A. Bouter (Anton), T. Alderliesten (Tanja) and P.A.N. Bosman (Peter)

CWIPC-SXR: Point cloud dynamic human dataset for Social XR Software|Data

I. Reimat (Nacho), E. Alexiou (Evangelos), A.J. Jansen (Jack), I. Viola (Irene), S. Subramanyam (Shishir) and P.S. César Garcia (Pablo Santiago)

A machine learning approach to itinerary-level booking prediction in competitive airline markets Tech Report

D. Hopman (Daniel), G.M. Koole (Ger) and R.D. van der Mei (Rob)

CEAP-360VR: A Continuous Physiological and Behavioral Emotion Annotation Dataset for 360 VR Videos Dataset

X. Xue (Tong), A. El Ali (Abdallah), T. Zhang (Tianyi), G. Ding (Gangyi) and P.S. César Garcia (Pablo Santiago)

Proceedings of the 29th ACM International Conference on Multimedia - ACM MM 2021 Proceedings

Proceedings of the 2021 International Workshop on Immersive Mixed and Virtual Environment Systems - MMVE 2021. Part of MMSys 2021 Proceedings

Message from the General Chairs Preface

D.C.A. Bulterman (Dick), M. Liao (Mark) and P. Sheu (Philip)

CWI en Beeld & Geluid openen virtueel museum tijdens VR Days Amsterdam Blogpost

World’s first volumetric video conference over a public 5G network Blogpost

P.S. César Garcia (Pablo Santiago)

Symmetry reduction to optimize a graph-based polynomial from queueing theory Tech Report

S.C. Polak (Sven)

On the impact of VR assessment on the Quality of Experience of Highly Realistic Digital Humans Software|Data

I. Viola (Irene), S. Subramanyam (Shishir), J. Li (Jie) and P.S. César Garcia (Pablo Santiago)

PointPCA: Point Cloud Objective Quality Assessment Using PCA-Based Descriptors Software|Data

E. Alexiou (Evangelos), I. Viola (Irene) and P.S. César Garcia (Pablo Santiago)

Weak damping of propagating MHD kink waves in the quiescent corona Article

R.J. Morton (Richard), A.J. Tiwari (Ajay), T. Van Doorsselaere (Tom) and J.A. McLaughlin (James)

CWIPC - Capture, transmit, render and manage realtime pointcloud 3D data streams Software|Data

A.J. Jansen (Jack), I. Reimat (Nacho) and CWI DIS Group

CWIPC Intel Realsense capture module Software|Data

A.J. Jansen (Jack), A.A.M. Kuijk (Fons), S. Subramanyam (Shishir), I. Reimat (Nacho), CWI DIS Group and M. Kami (Marc)

Proxemics and Social Interactions in an Instrumented Virtual Reality Workshop Dataset

J. Williamson (Julie), J. Li (Jie), V. Vinayagamoorthy (Vinoba), D.A. Shamma (Ayman) and P.S. César Garcia (Pablo Santiago)

CWIPC pointcloud compression Software|Data

A.J. Jansen (Jack), S. Subramanyam (Shishir) and C.L. Blom (Kees)

CWIPC API, memory management, utilities Software|Data

A.J. Jansen (Jack), I. Reimat (Nacho), A.A.M. Kuijk (Fons) and P. Angot (Patrice)

CWIPC Azure Kinect capture module Software|Data

A.J. Jansen (Jack), A.A.M. Kuijk (Fons), I. Reimat (Nacho), S. Subramanyam (Shishir), CWI DIS Group and M. Kami (Marc)

Bilinear map based one-time signature scheme with secret key exposure Article

M.E. van Dijk (Marten), D. Gurevin (Deniz), C. Jin (Chenglu), O. Khan (Omer) and P.H. Nguyen (Phuong Ha)

Autonomous secure remote attestation even when all used and to be used digital keys leak Article

M.E. van Dijk (Marten), D. Gurevin (Deniz), C. Jin (Chenglu), O. Khan (Omer) and P.H. Nguyen (Phuong Ha)

CCSW '21 : Proceedings of the 2021 Cloud Computing Security Workshop, 15.11.2021 : co-located with CCS 2021 Proceedings

Revealing the secrets of Chinese ivory puzzle balls: Quantifying the crafting process using X-ray Computed Tomography Article

R. van Liere (Robert) and C-L. Wang (Ching-Ling)

Safe Testing: Online, anytime valid hypothesis tests In Proceedings

R.J. Turner (Rosanne), A. Ly (Alexander), J.A. ter Schure (Judith) and P.D. Grünwald (Peter)

A tutorial for computer scientists on finite extensive games with perfect information Article

K.R. Apt (Krzysztof) and S.E. Simon (Sunil)

Coordination games on weighted directed graphs Article

K.R. Apt (Krzysztof), S.E. Simon (Sunil) and D.K. Wojtczak (Dominik)

Edsger W. Dijkstra: a Commemoration Article

K.R. Apt (Krzysztof) and T. Hoare (Tony)

On the Robustness of Vision Transformers to Adversarial Examples In Proceedings

K. Mahmood (Kaleel), R. Mahmood (Rigel) and M.E. van Dijk (Marten)

Hogwild! over distributed local data sets with linearly increasing mini-batch sizes In Proceedings

M.E. van Dijk (Marten), N. V. Nguyen (Nhuong), T. N. Nguyen (Toan), L. M. Nguyen (Lam), Q. Tran-Dinh (Quoc) and P.H. Nguyen (Phuong Ha)

Virtual conferences and cake designs - CWI 75 years - Special New Scientist - 2021-01-08 Magazine Article

Preparing for the ‘La Gata Perduda’ showcase at Liceu Blogpost

Second Meeting with the TRACTION ICAT Blogpost

The People's Cloud Online Audio

Welke grote sprongen kunnen we nog maken met wiskunde en informatica? - NOS Met het Oog op Morgen - 10 februari 2021 Online Audio

Museum of the future: Social Virtual Reality to unlock shared cultural heritage experiences - Sound and Vision - 23 December 2021 Blogpost

The Outlook for Virtual Meetups - ACM News - 14 October 2021 Magazine Article

B. M. Mols (Bennie)

An interview with Irene Viola - ACM SIGMM Records - 3 June 2021 Magazine Article

Voorbij Zoom: vergaderen met hologrammen - NEMO Kennislink - 16 juli 2021 Magazine Article

Open Pilot of the Co-creation Space with the Irish National Opera (INO) Blogpost

A. Striner (Alina) and J. Bingham (James)

Traction pilot activities - Testing the mediavault and performance engine Blogpost

A. Striner (Alina), T. Röggla (Thomas), S. Masneri (Stefano), M. Zorilla (Mikel), I. Calvis (Irene), P. Lameiro (Paulo), P. Almeida (Pedro) and P.S. César Garcia (Pablo Santiago)

Affective Interactive Systems Presentation

A. El Ali (Abdallah)

Jomigi/Cone_angle_artifact_reduction: [1.0.0] - 2021.12.12 Software|Data

J. Minnema (Jordi), F. Lucka (Felix) and S. Doyle (Shannon)

Social VR and Opera Presentation

S. Lee (Sueyoon)

Social VR and Opera: immersive shared performing arts experiences Presentation

S. Lee (Sueyoon)

Designing For Distributed Audiences in Immersive Media Experiences Presentation

A. Striner (Alina)

Tutorial: Invisible XML Hands On Presentation

S. Pemberton (Steven)

The Internet of Things and the Coming Robot Rebellion Presentation

S. Pemberton (Steven)

Talk: Artificial Intelligence with XForms Presentation

S. Pemberton (Steven)

Keynote: On the design of the URL Presentation

S. Pemberton (Steven)

Tutorial: XForms Hands-On Presentation

S. Pemberton (Steven)

The future is already here, just not very evenly distributed Presentation

S. Pemberton (Steven)

The Co-Creation Space (CCS): Opera co-creation for a social transformation Presentation

P.S. César Garcia (Pablo Santiago)

MediaScape XR: Experiencing Cultural Collections in Social Virtual Reality Presentation

P.S. César Garcia (Pablo Santiago)

MediaScape XR: Experiencing Cultural Collections in Social Virtual Reality Presentation

P.S. César Garcia (Pablo Santiago)

People | Sensors | Understanding Presentation

P.S. César Garcia (Pablo Santiago)

MediaScape XR | OBA Online Video

Unlocking cultural heritage Online Video

Dutch Media Week café – Beeldvorming, Data en Applicaties – Powered by CLICKNL Online Video

VRTogether Social VR Platform: Technical Components Online Video

Cake VR: Celebration of CWI's 75th anniversary in SocialVR Online Video

Virtal Reality Cake: Blowing out candles on CWI's 75 anniversary Online Video

Quality of experience for immersive communication Presentation

I. Viola (Irene)

Second Meeting with the TRACTION ICAT Online Video

Updated information about standardization work of relevance for assessment of XR meetings Standard

G. Berndtsson (Gunilla), T. Toftgård (Tomas), E. Karlsson (Erlendur), M. Pettersson (Martin), G. Heikkilä (Gunnar), M. Aracena (Mauricio), J. Gutiérrez (Jesús), I. Viola (Irene) and K. Brunnström (Kjell)

Standardization work of relevance for assessment of XR meetings Standard

G. Berndtsson (Gunilla), T. Toftgård (Tomas), E. Karlsson (Erlendur), M. Pettersson (Martin), G. Heikkilä (Gunnar), M. Aracena (Mauricio), K. Brunnström (Kjell) and I. Viola (Irene)

Updated baseline text of P.QXM (QoE Assessment of eXtended Reality (XR) Meetings) Standard

O. Rummukainen (Olli), G. Berndtsson (Gunilla), J. Skowronek (Janto), A. Raake (Alexander), P. Usai (Paolo), A. Toet, I. Viola (Irene), H.-J. Zepernick (Hans-Jürgen), M. Fiedler (Markus) and D. Lindero (David)

Updated baseline text of P.QXM (QoE Assessment of eXtended Reality (XR) Meetings) Standard

O. Rummukainen (Olli), G. Berndtsson (Gunilla), J. Skowronek (Janto), A. Raake (Alexander), P. Usai (Paolo), A. Toet, I. Viola (Irene), H.-J. Zepernick (Hans-Jürgen), M. Fiedler (Markus) and D. Lindero (David)

Assessing the success and impact of Hoare’s Logic Book Chapter

K.R. Apt (Krzysztof) and E.R. Olderog (Ernst-Rüdiger)

Asymptotic bounds on the combinatorial diameter of random polytopes Tech Report

G.F.Y. Bonnet (Gilles), D.N. Dadush (Daniel), U. Grupel (Uri), S. Huiberts (Sophie) and G. Livshyts (Galyna)

A simple method for convex optimization in the oracle model Tech Report

D.N. Dadush (Daniel), C. Hojny (Christopher), S. Huiberts (Sophie) and S. Weltge (Stefan)

Effects of awareness and task relevance on neurocomputational models of mismatch negativity generation Tech Report

I. Schlossmacher (Insa), F. Lucka (Felix), M. Bruchmann (Maximilian) and T. Straube (Thomas)

The good, the bad and the ugly - AG Connect - December 2021 Magazine Article

J.J. Vinju (Jurgen) and T. van der Storm (Tijs)

Low-complexity weak pseudorandom functions in AC0[MOD2] In Proceedings

G. Couteau (Geoffroy), N. Gilboa (Niv), Y. Ishai (Yuval), L.M. Kohl (Lisa) and P. Scholl (Peter)

Can you sign a quantum state? Article

G. Alagic (Gorjan), T. Gagliardoni (Tommaso) and C. Majenz (Christian)

Maximum coverage with cluster constraints: An LP-based approximation technique In Proceedings

G. Schäfer (Guido) and B.G. Zweers (Bernard)

A collaborative VR Murder Mystery using Photorealistic User Representations In Proceedings

A. Revilla (Ana), S. Zamarvide (Sergio), I. Lacosta (Ignacio), F. Pérez (Fernando), J. Lajara (Javier), B. Kevelham (Bart), V. Juillard (Valerie), B. Rochat (Brian), M. Drocco (Michelle), N. Devaud (Natasha), et al. O. Barbeau (Olivier), C. Charbonnier (Caecilia), P. de Lange (Patrick), J. Li (Jie), Y. Mei (Yanni), K. Ławicka (Kinga), A.J. Jansen (Jack), I. Reimat (Nacho), S. Subramanyam (Shishir) and P.S. César Garcia (Pablo Santiago)

CakeVR: A social virtual reality (VR) tool for co-designing cakes In Proceedings

Y. Mei (Yanni), J. Li (Jie), H. de Ridder (Huib) and P.S. César Garcia (Pablo Santiago)

Proxemics and social interactions in an instrumented virtual reality workshop In Proceedings

J. Williamson (Julie), J. Li (Jie), V. Vinayagamoorthy (Vinoba), D.A. Shamma (Ayman) and P.S. César Garcia (Pablo Santiago)

LSQB: A large-scale subgraph query benchmark Article

A. Mhedhbi (Amine), M. Lissandrini (Matteo), L.N. Kuiper (Laurens), J. Waudby (Jack) and G. Szárnyas (Gábor)

Contention resolution, matrix scaling and fair allocation In Proceedings

N. Bansal (Nikhil) and I.R. Cohen (Ilan)

The Traveling k-Median Problem: Approximating optimal network coverage In Proceedings

D. Huizing (Dylan) and G. Schäfer (Guido)

Tight Chang’s-lemma-type bounds for Boolean functions In Proceedings

S. Chakraborty (Sourav), N.S. Mande (Nikhil), R. Mittal (Rajat), T. Molli (Tulasimohan), M. Paraashar (Manaswi) and S. Sanyal (Swagato)

Online k-taxi via double coverage and time-reverse primal-dual In Proceedings

N. Buchbinder (Niv), C.E. Coester (Christian) and J. Naor (Joseph)

Learning-augmented dynamic power management with multiple states via new ski rental bounds In Proceedings

A. Antoniadis (Antonios), C.E. Coester (Christian), M. Eliáš (Marek), A. Polak (Adam) and B. Simon (Bertrand)

Europe Needs Strong Software Research Pamflet

P. Avgeriou (Paris), M. Huisman (Marieke), J.-M. Jézéquel (Jean-Marc), T. Männistö (Tomi), T. Mikonen (Tommi), R. Rouvoy (Romain), A. Serebrenik (Alexander), K. Smolander (Kari) and T. van der Storm (Tijs)

Evaluating multinomial order restrictions with bridge sampling Article

A. Sarafoglou (Alexandra), J.M. Haaf (Julia), A. Ly (Alexander), Q. F. Gronau (Quentin), E.-J. Wagenmakers (Eric-Jan) and M. Marsman (Maarten)

An accelerated Newton-Dinkelbach method and its application to two variables per inequality systems Tech Report

D.N. Dadush (Daniel), Z.K. Koh (Zhuan Kye), B. Natura (Bento) and L.A. Végh (László)

On the design of a self-referential tutorial In Proceedings

S. Pemberton (Steven)

Towards immersive and social audience experience in remote VR opera In Proceedings

A. Striner (Alina), S. Halpin (Sarah), T. Röggla (Thomas) and P.S. César Garcia (Pablo Santiago)

Co-creation stage: A web-based tool for collaborative and participatory co-located art performances In Proceedings

H. Rivas Pagador (Héctor), A. Dominguez (Ana), S. Masneri (Stefano), I. Tamayo (Inigo), M. Zorrilla (Mikel), P. Almeida (Pedro), J. Li (Jie), A. Striner (Alina) and P.S. César Garcia (Pablo Santiago)

Balisage paper: Structural invariants in XForms In Proceedings

S. Pemberton (Steven)

A simple optimal contention resolution scheme for uniform matroids Tech Report

D. Kashaev (Danish) and R. Santiago (Richard)

A new challenge: Behavioural analysis of 6-DoF user when consuming immersive media In Proceedings

S. Rossi (Silvia), I. Viola (Irene), L. Toni (Laura) and P.S. César Garcia (Pablo Santiago)

CWIPC-SXR: Point cloud dynamic human dataset for Social XR In Proceedings

I. Reimat (Nacho), E. Alexiou (Evangelos), A.J. Jansen (Jack), I. Viola (Irene), S. Subramanyam (Shishir) and P.S. César Garcia (Pablo Santiago)

Evaluating the user experience of a photorealistic social VR Movie In Proceedings

J. Li (Jie), S. Subramanyam (Shishir), A.J. Jansen (Jack), Y. Mei (Yanni), I. Reimat (Nacho), K. Ławicka (Kinga) and P.S. César Garcia (Pablo Santiago)