Christian Holz
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| title | conference | date |
|---|---|---|
| Efficient Visual Appearance Optimization by Learning from Prior Preferences | UIST 2025 | 2025-09-28 |
Meta-PO integrates preferential Bayesian optimization with meta-learning, stores prior users' surrogate models and uses similarity-weighted acquisition… | ||
| Preference-Guided Multi-Objective UI Adaptation | UIST 2025 | 2025-09-28 |
A system infers ranked user preferences from a few manual element moves (smoothed with a triangular moving average), maps ranks to high/mid/low priority… | ||
| AirConstellations: In-Air Device Formations for Cross-Device Interaction via Multiple ... | UIST 2021 | 2021-10-10 |
AirConstellations is a platform that retrofits off‑the‑shelf mounts with low‑cost sensors to create 2–5 armatures that track device pose in 7DoF and enable… | ||
| TouchPose: Hand Pose Prediction, Depth Estimation, and Touch Classification from Capacitive Images | UIST 2021 | 2021-10-10 |
A multi-task convolutional model TouchPose learns to reconstruct a 3D hand skeleton, predict depth maps, and classify touch from low-resolution capacitive… | ||
| SoundsRide: Affordance-Synchronized Music Mixing for In-Car Audio Augmented Reality | UIST 2021 | 2021-10-10 |
SoundsRide mixes recorded songs to align high-contrast music events with route affordances by 1) estimating ETAs to annotated GPS events, 2) fusing those ETAs… | ||
| CoolMoves: User Motion Accentuation in Virtual Reality | UbiComp 2021 | 2021-09-21 |
System synthesizes expressive full-body avatar motion from only headset and hand tracking by matching user cues to a mocap repository, using a nearest-neighbor… | ||
| Omni: Volumetric Sensing and Actuation of Passive Magnetic Tools for Dynamic Haptic Feedback | UIST 2020 | 2020-10-20 |
A self-contained bench-sized device tracks and pushes a passive handheld tool that contains only a small permanent magnet, using an iron-core 3 DoF spherical… | ||
| Haptic PIVOT: On-Demand Handhelds in VR | UIST 2020 | 2020-10-20 |
A wrist‑worn prototype called PIVOT mounts on a forearm cuff and uses a single actuated hinge to pivot a generic handle into the palm on demand, combining… | ||
| SurfaceFleet: Exploring Distributed Interactions Unbounded from Device, Application, User, and Time | UIST 2020 | 2020-10-20 |
SurfaceFleet is a Windows C#/WPF reference implementation and toolkit that decouples UI elements and state via Azure so floating Applets and Portfolios sync… | ||
| Tilt-Responsive Techniques for Digital Drawing Boards | UIST 2020 | 2020-10-20 |
Prototypes on a Microsoft Surface Studio use an accelerometer to map continuous tilt to app behavior, e.g., replaying recorded UI frames proportional to angle… | ||
| CapstanCrunch: A Haptic VR Controller with User-supplied Force Feedback | UIST 2019 | 2019-10-20 |
A palm-grounded handheld controller uses a capstan-plus-cord brake driven by a small motor and twisted-string actuator to magnify motor force (≈×40) and render… | ||
| Mise-Unseen: Using Eye Tracking to Hide Virtual Reality Scene Changes in Plain Sight | UIST 2019 | 2019-10-20 |
Mise-Unseen uses eye tracking plus models of attention, intention and spatial memory to covertly swap or alter objects in the user’s field of view. Built… | ||
| DreamWalker: Substituting Real-World Walking Experiences with a Virtual Reality | UIST 2019 | 2019-10-20 |
System that fuses dual-band GPS, inside-out tracking, and dual RGBD cameras plus GPU processing to position users to centimeter-scale, detect… | ||
| Enabling People with Visual Impairments to Navigate Virtual Reality with a Haptic and Auditory ... | CHI 2018 | 2018-04-21 |
A prototype called Canetroller maps white-cane skills into VR using a wearable programmable brake, a voice-coil vibrotactor and spatial 3D audio to simulate… | ||
| CLAW: A Multifunctional Handheld Haptic Controller for Grasping, Touching, and Triggering in ... | CHI 2018 | 2018-04-21 |
A handheld controller called CLAW combines a servo motor plus force sensor and a voice coil at the fingertip to render three modes: grasping, touching, and… | ||
| Haptic Revolver: Touch, Shear, Texture, and Shape Rendering on a Reconfigurable Virtual Reality ... | CHI 2018 | 2018-04-21 |
A handheld VR controller uses an actuated wheel that raises to give contact and spins to render shear, textures, and 3D shapes; hardware is a servo + DC motor… | ||
| NormalTouch and TextureTouch: High-fidelity 3D Haptic Shape Rendering on Handheld Virtual ... | UIST 2016 | 2016-10-16 |
Handheld controllers physically render fingertip shape and force using two designs: NormalTouch is a tiltable, extrudable platform driven by three micro-servos… | ||
| Pre-Touch Sensing for Mobile Interaction | CHI 2016 | 2016-05-07 |
A prototype self-capacitance touchscreen (Fogale-style) senses fingers hovering and grip around edges, not just taps. An ad-lib interface fades controls in… | ||
| Tracko: Ad-hoc Mobile 3D Tracking Using Bluetooth Low Energy and Inaudible Signals ... | UIST 2015 | 2015-11-08 |
An ad-hoc system fuses BLE RSSI lookup table calibration, inaudible stereo chirps for inter-device time-of-flight, and inertial sensing with a Kalman filter to… | ||
| Biometric Touch Sensing: Seamlessly Augmenting Each Touch with Continuous Authentication | UIST 2015 | 2015-11-08 |
Continuous authentication embeds a biometric ID into every touch by modulating wrist bioimpedance onto the body and letting commodity touchscreens read it. A… | ||
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