Researcher & Designer

Weslie
Khoo.

I study how AI and technology can support human wellbeing and aging — exploring the ways robots and intelligent systems can become meaningful companions in our lives.

Scholarly Work

Research

ACM · HRI 2025
Ghost in the Machine: Exploring Designed Fear in HRI
This paper examines how robots can safely and intentionally evoke fear in humans — investigating the design of affect in human-robot interaction and what it means to engineer emotional responses.
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ACM · HRI 2025
Meet IRIS: An Interactive Robotic Experience for Exploring Life Purpose
This paper supports a demo at HRI on how human–robot interaction can contribute to societal enrichment.
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More publications on Google Scholar →
Press

In the News

Work

Projects

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Tool · Music Education
Voice Studio
A real-time pitch detection tool for voice teachers. Listens to a singer's microphone and displays the detected note, frequency, and a live pitch line — with a target note selector for guided practice.
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Interactive · Editorial
Piano Bars of the World
An interactive world map featuring 13 iconic piano bars across 7 cities — from Bemelmans in New York to Bar Lupin in Tokyo's Ginza.
Daily Tarot Card Reading
Interactive · AI
Daily Tarot Card Reading
Draw a card from the deck. An AI reads its meaning as an outlook for your day.
Casa Birria
Food & Community
Casa Birria
A Mexican-owned pop-up bringing authentic Birria to Burlington, Vermont.
Urban Trees & Equity in LA
Early Work · Data Science
Urban Trees & Equity in LA
Exploring the relationship between urban tree planting and socioeconomic status across Los Angeles County.
SAT Scores & Equity in LA
Early Work · Data Science
SAT Scores & Equity in LA
Built a dataset from CDE and LA GeoHub sources to map SAT performance across Los Angeles County school districts.
PSLE Cut-off Scores in Singapore
Early Work · Data Science
PSLE Cut-off Scores in Singapore
Mapped PSLE cut-off scores by secondary school location across Singapore, visualized in an interactive Tableau dashboard.
Sentiment Analysis on YouTube
Early Work · Data Science
Sentiment Analysis on YouTube
Scraped 5,000+ comments from The Batman (2021) trailer across 5 channels and analyzed audience sentiment using VADER.
Sentiment on Gotham Knights
Early Work · Data Science
Sentiment on Gotham Knights
Analyzed YouTube comment sentiment on the Gotham Knights game trailer to understand fan reactions to each character.
Voice Science

Voice Studio

Web App · Live Tool
Voice Spectrogram
A real-time pitch detection and spectrogram tool built for singers and voice teachers. Visualize frequency, detect notes live, and set target pitches for guided practice — all in the browser.
Open app →
Resources for Singers
Sight-Singing Teoria Free ear training and sight-singing exercises with interval, chord, and melody drills. Sight-Singing SightReadingFactory Generates unlimited sight-reading exercises tailored to your level and clef. Accompaniment iReal Pro Chord charts and customisable backing tracks for jazz, pop, and classical practice. Accompaniment SmartMusic Interactive accompaniment that follows your tempo — great for classical repertoire and audition prep. Tempo Soundbrenner Metronome app with visual and haptic pulse — useful for internalising rhythm without a click in your ear. Sheet Music Sheet Music Scanner Scan printed sheet music and convert it to a playable, transposable digital score. Accompaniment Appcompanist Professional-quality piano accompaniments that follow your tempo in real time — built for classical singers. Tools Moises AI-powered stem separation, key and tempo shifting — isolate or remove vocals and instruments from any track. Podcast Vocal Fri A podcast exploring the science and pedagogy of the singing voice.
Portfolio

Design Work

Resources & Tools
CARI Aesthetics A catalogue of internet aesthetics and visual cultures. Free Assets by cmcq Free design assets and resources.
Film & Media

Videos

Film
Computer Vision for Dietary Assessment
Film
The Triangle Test - 2019
Video
CVPR 2021 - The Affective Growth of Computer Vision
Blog

Writing

What it means to be a designer?
Clearly this post is generated by AI.
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Get in Touch

Contact

Interested in collaborating on research, design, or anything in between? I'd love to hear from you.