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What Is Function Calling? How AI Agents Work and How to Implement Them with LangGraph

What Is Function Calling? How AI Agents Work and How to Implement Them with LangGraph

Generative AI & ML
Toshihiko Nagaoka06/30/2026

Learn how Function Calling lets LLMs use external tools instead of performing every task themselves. This guide covers tool-use architecture, the evolution of coding agents, Structured Outputs, and a practical LangGraph and TypeScript implementation of the reasoning-and-action loop.

Automatically Generate 3D Models by Inferring Noisy Floor Plans! A Challenge in CubiCasa5K Analysis and Reverse Engineering

Automatically Generate 3D Models by Inferring Noisy Floor Plans! A Challenge in CubiCasa5K Analysis and Reverse Engineering

Generative AI & ML
Thinh Tran06/30/2026

Using only floor plan images and SVG annotations—and without reading the official paper or code—the author reverse-engineered CubiCasa5K. The article covers semantic segmentation, random-rotation augmentation, inference of an incomplete sauna door, and conversion of the final result into a 3D model.

3D Avatar from One Photo with FLAME, DECA and DiffLocks

3D Avatar from One Photo with FLAME, DECA and DiffLocks

Generative AI & ML
Toshihiko Nagaoka06/23/2026

From a single face photo, we tested a workflow for creating a realistic 3D head and natural-looking hair using FLAME, DECA and DiffLocks. This article covers the process, results, texture issues, hair generation challenges and license notes.

[Moving Beyond Unity] A 10-Year Unity Veteran Questions the Future of 3D App Development

[Moving Beyond Unity] A 10-Year Unity Veteran Questions the Future of 3D App Development

Game & Unity
Toshihiko Nagaoka06/02/2026

Is Unity overkill for 3D business apps? A 10-year Unity veteran explains the challenges and reveals the ultimate post-Unity tech stack using .NET and Three.js.

Will AI Reduce Employment in Vietnam?

Will AI Reduce Employment in Vietnam?

Generative AI & ML
Vitalify Asia Team05/29/2026

Will AI reduce jobs in Vietnam? VFA's COO discusses the real impact of generative AI on offshore development and the "self-destructive curiosity" needed for the next era.

Implementing Web-based Fluid Simulation: The Potential of WebGL and WebGPU

Implementing Web-based Fluid Simulation: The Potential of WebGL and WebGPU

XR & 3D Web
Thinh Tran05/29/2026

Explore how WebGL and WebGPU enable real-time fluid simulation directly in the browser, transforming XR, gaming, and digital twins.

[VFA Culture] Empowering Our Vision: Launching Our First Employee Engagement Survey

[VFA Culture] Empowering Our Vision: Launching Our First Employee Engagement Survey

Business & Culture
Aoi Yamashita05/27/2026

As a new step toward building a better organization, Vitalify Asia has launched its first Employee Engagement Survey. Discover our data-driven approach to improving workplace culture and empowering our team.

Next-Generation Product Catalogs: Interactive Web Showcases with URDF

Next-Generation Product Catalogs: Interactive Web Showcases with URDF

XR & 3D Web
Toshihiko Nagaoka05/13/2026

URDF is typically used in robotics, but it can also power interactive web showcases. This article explains how Three.js, web optimization and game animation techniques can turn CAD and URDF data into responsive 3D product catalogs that let users explore motion, structure and range of movement.

AI Economist: Reinforcement Learning in Economics

AI Economist: Reinforcement Learning in Economics

Generative AI & ML
Vitalify Asia Team03/30/2026

Experimenting with the AI Economist API to simulate free markets and communism using Reinforcement Learning (RL) agents.

Applying Self Pre-Training Method to GNN for Quantum Chemistry

Applying Self Pre-Training Method to GNN for Quantum Chemistry

Generative AI & ML
Vitalify Asia Team03/30/2026

Explore how self pre-training methods are applied to Graph Neural Networks (GNN) to improve predictions in quantum chemistry.

Transformer with OCR: From Molecule to Manga

Transformer with OCR: From Molecule to Manga

Generative AI & ML
Vitalify Asia Team03/27/2026

Exploring the application of Transformer encoder-decoder models in OCR tasks, analyzing performance on Manga datasets.

MAL FaceEmotion: Real-Time Facial Emotion Recognition AI

MAL FaceEmotion: Real-Time Facial Emotion Recognition AI

Generative AI & ML
Vitalify Asia Team03/27/2026

Introducing MAL FaceEmotion, an AI tool that quantifies facial expressions in real-time to visualize human emotions.

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