Research projects

Our research spans the areas of computational interaction, physical computing, virtual/mixed reality and haptics, and predictive mobile health monitoring. For all general inquiries and requests, email Christian at christian/holz#inf/ethz/ch.

Alternative view: traditional list of publications.

CoolMoves

User Motion Accentuation in Virtual Reality. ACM IMWUT 2021.

CapContact

Super-resolution Contact Areas from Capacitive Touchscreens. ACM CHI 2021. Best paper award.

TapID

Rapid Touch Interaction in Virtual Reality using Wearable Sensing. IEEE VR 2021. Best demonstration award.

Flashpen

A High-Fidelity and High-Precision Multi-Surface Pen for Virtual Reality. IEEE VR 2021.

Haptic PIVOT

On-Demand Handhelds in Virtual Reality. ACM UIST 2020.

Omni

Volumetric Sensing and Actuation of Passive Magnetic Tools for Dynamic Haptic Feedback. ACM UIST 2020.

SurfaceFleet

Exploring Distributed Interactions Unbounded from Device, Application, User, and Time. ACM UIST 2020.

Tilt-Responsive Techniques for Digital Drawing Boards

ACM UIST 2020.

Virtual Reality Without Vision

A Haptic and Auditory White Cane to Navigate Complex Virtual Worlds. ACM CHI 2020. Honorable mention award.

A Rapid Tapping Task on Commodity Smartphones to Assess Motor Fatigability

ACM CHI 2020.

Towards Privacy-Preserving Ego-Motion Estimation using an Extremely Low-Resolution Camera

IEEE Robotics and Automation Letters 2020.

DreamWalker

Substituting Real-World Walking Experiences with a Virtual Reality. ACM UIST 2019.

CapstanCrunch

A Haptic VR Controller with User-supplied Force Feedback. ACM UIST 2019. Best demonstration honorable mention award.

Mise-Unseen

Using Eye Tracking to Hide Virtual Reality Scene Changes in Plain Sight. ACM UIST 2019.

TORC

A Virtual Reality Controller for In-Hand High-Dexterity Finger Interaction. ACM CHI 2019.

Sensing Posture-Aware Pen+Touch Interaction on Tablets

ACM CHI 2019. Honorable mention award.

SeeingVR

A Set of Tools to Make Virtual Reality More Accessible to People with Low Vision. ACM CHI 2019.

RealityCheck

Blending Virtual Environments with Situated Physical Reality. ACM CHI 2019.

Cross-Device Taxonomy

Survey, Opportunities and Challenges of Interactions Spanning Across Multiple Devices. ACM CHI 2019.

VRoamer

Generating On-The-Fly VR Experiences While Walking inside Large, Unknown Real-World Building Environments. IEEE VR 2019.

Naptics

Convenient and Continuous Blood Pressure Monitoring during Sleep. ACM IMWUT 2018.

Smartphone Pulse Oximetry

Using the Display Screen as a Controllable Selective Light Source and the Camera as a Sensor. IEEE EMBC 2018.

Project Zanzibar

A Portable and Flexible Tangible Interaction Platform. ACM CHI 2018. Best paper award.

Haptic Revolver

Touch, Shear, Texture, and Shape Rendering on a Reconfigurable Virtual Reality Controller. ACM CHI 2018. Honorable mention award.

CLAW

A Multifunctional Handheld Haptic Controller for Grasping, Touching, and Triggering in Virtual Reality. ACM CHI 2018.

Enabling People with Visual Impairments to Navigate Virtual Reality with a Haptic and Auditory Cane Simulation

ACM CHI 2018.

SurfaceConstellations

A Modular Hardware Platform for Ad-Hoc Reconfigurable Cross-Device Workspaces. ACM CHI 2018.

PolarTrack

Optical Outside-In Device Tracking that Exploits Display Polarization. ACM CHI 2018.

Glabella

Continuously Sensing Blood Pressure Behavior using an Unobtrusive Wearable Device. ACM IMWUT 2017. Distinguished paper award.

Sparse Haptic Proxy

Touch Feedback in Virtual Environments Using a General Passive Prop. ACM CHI 2017.

Finding Common Ground

A Survey of Capacitive Sensing in Human-Computer Interaction. ACM CHI 2017.

NormalTouch and TextureTouch

High-fidelity 3D Haptic Shape Rendering on Handheld Virtual Reality Controllers. ACM UIST 2016. Honorable mention award.

DuoSkin

Rapidly Prototyping On-Skin User Interfaces Using Skin-Friendly Materials. ACM ISWC 2016.

Pre-Touch Sensing for Mobile Interaction

ACM CHI 2016.

On-Demand Biometrics

Fast and Convenient Cross-Device Login. ACM CHI 2016.

Tracko

Ad-hoc Mobile 3D Tracking Using Bluetooth Low Energy and Inaudible Signals for Cross-Device Interaction. ACM UIST 2015.

Biometric Touch Sensing

Seamlessly Augmenting Each Touch with Continuous Authentication. ACM UIST 2015.

Bodyprint

Biometric User Identification on Mobile Devices Using the Capacitive Touchscreen to Scan Body Parts. ACM CHI 2015.

Fiberio

A Touchscreen That Senses Fingerprints. ACM UIST 2013. Best paper award.

Implanted User Interfaces

ACM CHI 2012.

Understanding Touch

ACM CHI 2011.

The Generalized Perceived Input Point Model

How to Double Touch Accuracy by Extracting Fingerprints. ACM CHI 2010.