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YuhaoLin2005

AI agents say they follow rules. I measure whether they actually do. Ugly results included — no cherry-picking. FAFU undergrad.

Education

FAFU, Spatial Information & Digital Technology

Pronouns

he/him

Work

Seeking summer 2026 internship

I Pre-Registered a Hypothesis. 600 API Calls Later, the Data Killed It.

I Pre-Registered a Hypothesis. 600 API Calls Later, the Data Killed It.

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5 min read

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Your Feedback Made This Better — Here's What Changed

Your Feedback Made This Better — Here's What Changed

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7 min read
Follow-Up: Decision-Token Measurement, Format-as-Fallback, and What Changed

Frozen annotations to avoid lookback bias

Follow-Up: Decision-Token Measurement, Format-as-Fallback, and What Changed

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Comments 9
4 min read
I Told My AI "You're Safe to Say I Don't Know." Then I Measured What Changed — With Logprobs.

I Told My AI "You're Safe to Say I Don't Know." Then I Measured What Changed — With Logprobs.

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5 min read
My Experiment Showed Zero Effect. A Statistician Told Me My Measurement Was Broken.

My Experiment Showed Zero Effect. A Statistician Told Me My Measurement Was Broken.

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4 min read
I Ran 150 Tasks to Test If AI Agents Follow Rules — The Answer Surprised Me

Mechanical gates beat rule phrasing

I Ran 150 Tasks to Test If AI Agents Follow Rules — The Answer Surprised Me

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2 min read
I Built a Neural Gate for My AI Agent — Layer 2 of Self-Verification

I Built a Neural Gate for My AI Agent — Layer 2 of Self-Verification

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2 min read
AI Agents Can't Self-Verify — And That's a Structural Constraint, Not a Bug

AI Agents Can't Self-Verify — And That's a Structural Constraint, Not a Bug

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3 min read
Meta-Cognition Is the Future of AI Personalization — A 4-Quadrant Framework to Build It

Meta-Cognition Is the Future of AI Personalization — A 4-Quadrant Framework to Build It

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5 min read
My Loss Went Down, But My Model Still Broke — So I Built a Drift Metric

My Loss Went Down, But My Model Still Broke — So I Built a Drift Metric

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4 min read
I Built a Self-Referential AI System. Then Anthropic Discovered the Same Architecture in Claude.

I Built a Self-Referential AI System. Then Anthropic Discovered the Same Architecture in Claude.

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5 min read
How I Built a File-Timestamp-Based Feedback Loop to Enforce AI Output Quality

How I Built a File-Timestamp-Based Feedback Loop to Enforce AI Output Quality

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3 min read
The Open Source Flywheel: How I Turn Personal AI Scripts Into Merged PRs

The Open Source Flywheel: How I Turn Personal AI Scripts Into Merged PRs

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3 min read
Your AI Agent Burns 30% of Its Context Parsing Your Config. Fix It in 5 Minutes.

Your AI Agent Burns 30% of Its Context Parsing Your Config. Fix It in 5 Minutes.

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2 min read
I Packed DeepSeek V4 + Claude Code Into a Starter Kit. Clone It and Ship.

I Packed DeepSeek V4 + Claude Code Into a Starter Kit. Clone It and Ship.

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3 min read
I Open-Sourced the Protocol That Stops AI From Forgetting Who You Are

I Open-Sourced the Protocol That Stops AI From Forgetting Who You Are

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2 min read
I Built a Closed-Loop Self-Healing System for My AI Config — By Accident

I Built a Closed-Loop Self-Healing System for My AI Config — By Accident

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4 min read
Your AI Agent's Best Work Produces Zero Output — And That's the Point

Your AI Agent's Best Work Produces Zero Output — And That's the Point

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4 min read
I Made My AI Rules Self-Verifiable. Now They Catch Their Own Violations.

I Made My AI Rules Self-Verifiable. Now They Catch Their Own Violations.

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4 min read
Search Didn't Make Your LLM Dumber. Unweighted Context Did.

Search Didn't Make Your LLM Dumber. Unweighted Context Did.

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3 min read
I Installed 50 AI Agent Skills Blindly. Here's the 3-Question Filter I Use Now.

I Installed 50 AI Agent Skills Blindly. Here's the 3-Question Filter I Use Now.

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3 min read
Context Engineering Isn't Just for Prompts — It's for Config Files Too

Context Engineering Isn't Just for Prompts — It's for Config Files Too

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2 min read
Your AI Agent Is Burning Tokens. Do You Know How Many?

Your AI Agent Is Burning Tokens. Do You Know How Many?

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4 min read
Your AI Config Files Are Fighting Each Other

Your AI Config Files Are Fighting Each Other

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2 min read
I Run DeepSeek on Claude Code — How I Swap Models by Changing Only One File

I Run DeepSeek on Claude Code — How I Swap Models by Changing Only One File

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2 min read
I Built a Dual-Pool Adversarial Review System for AI Agents — And It Actually Works

I Built a Dual-Pool Adversarial Review System for AI Agents — And It Actually Works

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3 min read
Single-Modal LLMs Have a Blind Spot. Here's How to Fix It.

Single-Modal LLMs Have a Blind Spot. Here's How to Fix It.

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4 min read
Your LLM Gets Dumber Every Time You Compact Context — And Nobody Is Measuring It

Your LLM Gets Dumber Every Time You Compact Context — And Nobody Is Measuring It

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3 min read
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