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PMG: A Private Memory Graph for Persistent AI Memory

12 minute read

Published:

PMG encodes conversation history as a dual-topology graph — temporal chains within sessions, semantic edges across them — enabling structured, context-aware memory retrieval for AI assistants.

portfolio

c2d — Chat to Dataset

Published:

A multi-agent AI system for natural language data analysis. Upload a CSV or Excel file, ask questions in natural language, and get SQL queries, interactive charts, statistical tests, and a written report — all generated automatically.

publications

Multi-Level Structural Descriptors for Deep Learning–Based Prediction of Hydrogen Storage in Metal–Organic Frameworks

Published in Applied Sciences, 2026

A hybrid deep-learning framework using geometric, atomic, and crystallographic descriptors to predict hydrogen uptake in MOFs, used to screen 137,953 hypothetical MOFs and identify 630 candidates exceeding 50 g H2/L.

Recommended citation: Bai, Y., Aldrich, C., & Liu, X. (2026). "Multi-Level Structural Descriptors for Deep Learning–Based Prediction of Hydrogen Storage in Metal–Organic Frameworks." Applied Sciences, 16(19), 9574. https://doi.org/10.3390/app16199574
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