Medium

Paul Xiong

Paul Xiong

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Jun 19

My observation: the hallucination is not fixable?

— — chatGPT does not agree.

Paul Xiong

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Jun 16

Keep Forever Feature Overview

What is Keep Forever?

Paul Xiong

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Jun 11

Uhella QA Harness: How It Works

Overview

Uhella QA Harness: How It Works

Paul Xiong

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Mar 25

Uhella — Your Private Photo Memory

Your entire photo library. Searchable by memory, not just keywords. Accessible from anywhere, privately.

Uhella — Your Private Photo Memory

Paul Xiong

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Mar 23

How to Auto-launch all 3 Claude Sessions Exactly How You Had Them

What you’re trying to do (restore 3 separate Claude CLI sessions after a reboot) unfortunately won’t work automatically just from renaming…

Paul Xiong

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Mar 18

Debugging iPhone → Backend → Ollama with mitmdump (Uhella)

This guide explains how to use the included helper script and mitmdump addon to record a chronological timeline of traffic flowing from an…

Paul Xiong

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Mar 15

Taste: On-Device Personalization with a Transformer You Actually Own

A deep dive into building a personalized photo recommendation engine that trains on your iPhone, runs in milliseconds, and lets you share…

Paul Xiong

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Feb 22

An App Can Share Your Photo-Taste

Welcome to Uhella — an AI-powered personal photo discovery app available on iOS and macOS. Think of it as a personalized, TikTok-style…

Paul Xiong

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Feb 11

Readings: Yann LeCun’s World Model (reviewed with ChatGPT)-1

Good intelligence — human or artificial — depends on learning a hierarchy of representations where low levels capture detail and high…

Readings: Yann LeCun’s World Model (reviewed with ChatGPT)-1

Paul Xiong

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Feb 10

Claude Sonnet 4.5 Is Still the Best in My Case

Using a simple but real production codebase, Claude Sonnet 4.5 still proved to be the best option.

Claude Sonnet 4.5 Is Still the Best in My Case

Paul Xiong

Paul Xiong

Predicting the next word (token) is what powers ChatGPT, while predicting the next photo (embedding) forms the foundation of ImageGPT.

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