AINewsnow

I Fine-Tuned a 7B Model on 549 A-Share Signal Samples. The Score Didn't Move — the Errors Did.

This story is from 2026-09-14. It is preserved in the archive; the latest stories are on the live feed.

I fine-tuned a 7B model to classify Chinese A-share signals. Setup cost me four minutes of GPU time and 549 training examples. The output looked right. Then I ran the same eval twice with 4x the LoRA rank and 2.7x the epochs — and the score landed in the same place. This post is the honest version…

Read the full story at DEV Community — AI ↗

Timeline · 1 report

  1. 2026-09-14 04:00 · DEV Community — AI
    I Fine-Tuned a 7B Model on 549 A-Share Signal Samples. The Score Didn't Move — the Errors Did.

More stories

  1. AI's role in building AI surging? Anthropic says Claude now leads 26% of its R&D — Mint AI
  2. Google Joins OpenAI, Anthropic, Meta in Disclosing AI Hacks — Bloomberg AI
  3. Anthropic, OpenAI, SpaceXAI, Google sued over call to ‘pace’ AI development — Politico Technology
  4. Alibaba ships Qwen3.8-Omni-Flash to watch, listen and call tools — r/LocalLLM
  5. Introducing Kimi K3 on Amazon Bedrock — AWS Machine Learning Blog
  6. Optimizing agent system prompts with Amazon Bedrock AgentCore — AWS Machine Learning Blog
  7. Introducing Amazon SageMaker HyperPod Inference Gateway — AWS Machine Learning Blog
  8. Introducing Astra for Law — OpenAI News

Get the daily brief of stories like this at 6:30 every morning →