Zixin (Nicole) Zhao

My name is Zixin (read as zee-shin) and I am also occasionally Nicole. I'm currently a PhD student in Computer Science at the University of Toronto under the joint supervision of Fanny Chevalier and Gerald Penn. I previously completed a MSc at Ontario Tech University under the supervision of Christopher Collins developing a gaze based reading aid for language learners. I completed a BSc majoring in Electrical Engineering and minoring in Computing Science at the University of Alberta.

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Research

I am currently focused on studying ways to support creative writing using visualizations. In tandem with examining AI's ability to understand narrative texts. I previously worked within language learning, developing systems that take implicit feedback from gaze to aid language learners while reading.

Publications

C&C 2025
Nabokov's Cards: An LLM-Assisted Co-Writing System to Support Bottom-Up Creative Writing
Dashiel Cerrera, Zixin Zhao, Ashish Thomas, Daniel Wigdor
demo

Supporting bottom-up creativity using LLMs with a system inspired by Nabokov's Cards.

CHI 2025
Making the Write Connections: Linking Writing Support Tools with Writer Needs
Zixin Zhao, Damien Masson, Youngho Kim, Gerald Penn, Fanny Chevalier
paper / bibtex

Data triangulation to align tools from prior literature and commercial tools to creative writer's needs.

In2Writing 2025
Multi-Agent Based Character Simulation for Story Writing
Tian Yu, Ken Shi Zixin Zhao, Gerald Penn
paper (draft)

Generating stories using LLM-based multi-agents.

EduVis 2024
AdVizor: Using Visual Explanations to Guide Data-Driven Student Advising
Riley Weagant, Zixin Zhao, Adam Bradley, Christopher Collins
paper

Visualization to suport advisors with exploring student outcome predictions during academic advising sessions.

GI 2024
Make it Happier! Discretizing and Amplifying Happiness in Animated Faces
Zixin Zhao, Jessica Bo, Karan Singh
project page

Mapping out levels of happiness using non-linear FACS to control AUs and create realistic smiling faces.

Master's Thesis, 2023
Gloss Positioning for a Gaze Aware L2 Reading Aid
Zixin Zhao, Christopher Collins
paper / bibtex

Language learning application for reading in your second language where definitions and translations of words that the system thinks you don't know shows up automatically.

DIS 2022
Covid Connect: Chat-Driven Anonymous Story-Sharing for Peer Support
Christopher Collins, Simone Arbour, Nathan Beals, Shawn Yama, Jennifer Laffier, Zixin Zhao
project page / paper / bibtex

Using a reflective chatbot to connect community members together during the Covid-19 pandemic.

NAACL 2021
Negative language transfer in learner English: A new dataset
Leticia Farias Wanderley, Nicole Zhao, and Carrie Demmans Epp
paper / bibtex

Dataset annotated with negative transfer related errors made by Chinese learners of English.

Miscellanea

Instructor, Her Code Camp, Curriculum development and teaching, Aug 2024 - present
Panelist, Web-Based Surveys - Battling the Bots, Research Roundtable Series, 2024
Judge, GenAI Genesis, 2024

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