AI for Bio Doesn't Need More Data
AI for Bio Doesn’t Need More DataIt needs instruments that can keep up with a living cell.Alex PlesaSep 14, 202645814ShareHere’s a neutrophil, the most common white blood cell, chasing bacteria in a dish.Our best method for studying that cell is to kill it and measure 20,000 variables.Once. Meanwhile, the cell keeps on sensing, deciding, acting, re-sensing, until it catches what it’s chasing. That’s a closed control loop: you check where you are against where you want to be, and keep correcting until you get there.
- ▪AI for Bio Doesn’t Need More DataIt needs instruments that can keep up with a living cell.Alex PlesaSep 14, 202645814ShareHere’s a neutrophil, the most common white blood cell, chasing bacteria in a dish.Our best method for studying that ce
- ▪Meanwhile, the cell keeps on sensing, deciding, acting, re-sensing, until it catches what it’s chasing.
- ▪That’s a closed control loop: you check where you are against where you want to be, and keep correcting until you get there.
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Record
| Original publisher | Hacker News (AI / LLM) |
| Canonical URL | https://amplesa.substack.com/p/ai-for-bio-doesnt-need-more-data |
| Publication time | Sat, 19 Sep 2026 23:38:13 +0000 |
| Retrieval time | 2026-09-19T23:43:46.731Z |
| Last seen | 2026-09-19T23:43:46.731Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | eW0F49JnHfVS · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
AI for Bio Doesn’t Need More DataIt needs instruments that can keep up with a living cell.Alex PlesaSep 14, 202645814ShareHere’s a neutrophil, the most common white blood cell, chasing bacteria in a dish.Our best method for studying that cell is to kill it and measure 20,000 variables.Once. Meanwhile, the cell keeps on sensing, deciding, acting, re-sensing, until it catches what it’s chasing. That’s a closed control loop: you check where you are against where you want to be, and keep correcting until you get there. It’s the same thing you do when you catch a ball. The cell does this in real time without a nervous system, a preplanned trajectory, or a world model.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Hacker News (AI / LLM).
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