Kong

builds things, mostly computer vision and offline edge AI. Likes problems harder than they look and terminals darker than they need to be.

Hualien, Taiwan

CSIE @ NDHU

Blog

Locus Vision: How I Built a Real-Time Edge AI Video Analytics Engine on a Raspberry Pi

People counting, vehicle tracking, and heatmaps on a Raspberry Pi. Runs locally. No cloud.

Mar 1, 2026

Flow Free Is NP-Complete. I Built Three Solvers for It.

Flow Free is NP-complete. I built three solvers for it anyway, all running in the browser.

Jul 8, 2025

The Snake on My Homepage Never Dies

The snake on my homepage never dies. Here's the algorithm that guarantees it.

Jan 15, 2025

locus-vision (dec 2025 - Present)

An open-source vision analytics engine powered by YOLO11, optimized for edge devices. Features real-time object detection, tracking, line crossing, and spatial zone counting. 100% offline and fully self-hosted.

lemon & herbs (nov 2025)

A bilingual brand showcase for a nursery in Hua Hin. Features a minimalist, nature-centric UI with seamless localization (TH/EN) to highlight artisanal lemon trees and herbs.

custom-region-object-counter-YOLOV8 (mar 2024 - may 2024)

A web app for detecting and counting objects in videos using YOLOv8 for detection and ByteTrack for tracking, with customizable regions of interest (ROIs) function.

More projects

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