Liwenhan Xie

schoolHong Kong University of Science and Technologybar_chart#1812 Global Rank

Total Papers

HCI Rank

#1812

Research Areas

Years Active

Recent Publications

Collaposer: Transforming Photo Collections into Visual Assets for Storytelling with Collages

Digital collage is an artistic practice that combines image cutouts to tell stories. However, preparing cutouts from a set of photos remains a tedious and time-consuming task. A formative study identified three main challenges: 1) inefficient search for relevant photos, 2) manual image cutout, and 3) difficulty in org…

CHI '253rd AuthorImmersion & Presence Research +1

"You'll Be Alice Adventuring in Wonderland!" Processes, Challenges, and Opportunities of Creating Animated Virtual Reality Stories

Animated virtual reality (VR) stories, combining the presence of VR and the artistry of computer animation, offer a compelling way to deliver messages and evoke emotions. Motivated by the growing demand for immersive narrative experiences, more creators are creating animated VR stories. However, a holistic understandi…

UIST '241st AuthorHuman-LLM Collaboration +1

WaitGPT: Monitoring and Steering Conversational LLM Agent in Data Analysis with On-the-Fly Code Visualization

Large language models (LLMs) support data analysis through conversational user interfaces, as exemplified in OpenAI's ChatGPT (formally known as Advanced Data Analysis or Code Interpreter). Essentially, LLMs produce code for accomplishing diverse analysis tasks. However, presenting raw code can obscure the logic and h…

UIST '232nd AuthorGraphic Design & Typography Tools +1

Wakey-Wakey: Animate Text by Mimicking Characters in a GIF

With appealing visual effects, kinetic typography (animated text) has prevailed in movies, advertisements, and social media. However, it remains challenging and time-consuming to craft its animation scheme. We propose an automatic framework to transfer the animation scheme of a rigid body on a given meme GIF to text i…

CHI '235th+ AuthorInteractive Data Visualization +2

GeoCamera: Telling Stories in Geographic Visualizations with Camera Movements

In geographic data videos, camera movements are frequently used and combined to present information from multiple perspectives. However, creating and editing camera movements requires significant time and professional skills. This work aims to lower the barrier of crafting diverse camera movements for geographic data…

CHI '212nd AuthorInteractive Data Visualization

Learning to Automate Chart Layout Configurations Using Crowdsourced Paired Comparison

We contribute a method to automate parameter configurations for chart layouts by learning from human preferences. Existing charting tools usually determine the layout parameters using predefined heuristics, producing sub-optimal layouts. People can repeatedly adjust multiple parameters (e.g., chart size, gap) to achie…

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