Peggy Chi

schoolGooglebar_chart#1253 Global Rank

Total Papers

HCI Rank

#1253

Research Areas

Years Active

Recent Publications

WatchWithMe: LLM-Based Interactive Guided Watching of Review Videos

Videos are a popular way for viewers to follow topics of interest. In areas such as product and technology reviews, videos often present in-depth perspectives in a compact fashion, driving viewers to look for additional explanations. We propose WatchWithMe, an automatic approach that provides viewers in-context guided…

CHI '243rd AuthorCustomizable & Personalized Objects

Inkeraction: An Interaction Modality Powered by Ink Recognition and Synthesis

Ink is a powerful medium for note-taking and creativity tasks. Multi-touch devices and stylus input have enabled digital ink to be editable and searchable. To extend the capabilities of digital ink, we introduce Inkeraction, an interaction modality powered by ink recognition and synthesis. Inkeraction segments and cla…

CHI '232nd AuthorVisual Impairment Technologies (Screen Readers, Tactile Graphics, Braille)

Slide Gestalt: Automatic Structure Extraction in Slide Decks for Non-Visual Access

Presentation slides commonly use visual patterns for structural navigation, such as titles, dividers, and build slides. However, screen readers do not capture such intention, making it time-consuming and less accessible for blind and visually impaired (BVI) users to linearly consume slides with repeated content. We pr…

CHI '235th+ AuthorVoice User Interface (VUI) Design +1

Visual Captions: Augmenting Verbal Communication with On-the-fly Visuals

Video conferencing solutions like Zoom, Google Meet, and Microsoft Teams are becoming increasingly popular for facilitating conversations, and recent advancements such as live captioning help people better understand each other. We believe that the addition of visuals based on the context of conversations could furthe…

UIST '221st AuthorVideo Production & Editing +1

Synthesis-Assisted Video Prototyping From a Document

Video productions commonly start with a script, especially for talking head videos that feature a speaker narrating to the camera. When the source materials come from a written document -- such as a web tutorial, it takes iterations to refine content from a text article to a spoken dialogue, while considering visual c…

UIST '211st AuthorVoice User Interface (VUI) Design +2

Automatic Instructional Video Creation from a Markdown-Formatted Tutorial

We introduce HowToCut, an automatic approach that converts a Markdown-formatted tutorial into an interactive video that presents the visual instructions with a synthesized voiceover for narration. HowToCut extracts instructional content from a multimedia document that describes a step-by-step procedure. Our method sel…

UIST '213rd AuthorInteractive Data Visualization +1

HelpViz: Automatic Generation of Contextual Visual Mobile Tutorials from Text-Based Instructions

We present HelpViz, a tool for generating contextual visual mobile tutorials from text-based instructions that are abundant on the web. HelpViz transforms text instructions to graphical tutorials in batch, by extracting a sequence of actions from each text instruction through an instruction parsing model, and executin…

CHI '212nd AuthorVoice User Interface (VUI) Design +1

Automatic Generation of Two Level Hierarchical Tutorials from Instructional Makeup Videos

We present a multi-modal approach for automatically generating hierarchical tutorials from instructional makeup videos. Our approach is inspired by prior research in cognitive psychology, which suggests that people mentally segment procedural tasks into event hierarchies, where coarse-grained events focus on objects w…

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