---
title: "DerivedGraph"
description: "weighted connections computed from the record's connections by a named recipe over a window; rebuilt, never edited"
section: concepts
address: /concepts/derivedgraph
contract: 0476e35e6e275db5
---

# DerivedGraph

weighted connections computed from the record's connections by a named recipe over a window; rebuilt, never edited

[figure: DerivedGraph is a definition at follows scope. The drawing shows its fields and the objects that they point at.]

| property | value |
|---|---|
| kind | definition |
| scope | follows |
| key | the recipe and the window |
| store | postgres+lake |
| family | models |



## Fields


| field | type | required | note |
|---|---|---|---|
| `recipe` | `text` | yes |  |
| `recipe_version` | `text` | yes |  |
| `window` | [Window](/concepts/window) | yes |  |
| `population` | [PopulationStatement](/concepts/populationstatement) | yes |  |
| `validity` | `share` | no |  |
| `completeness` | `share` | no |  |
| `coverage` | `share` | no |  |
| `hub_cap` | `count` | yes | what one very connected entity can decide |
| `rebuild` | `id` | no | the work that rebuilt it |



## Routes that use it
No route takes or returns DerivedGraph directly. The record holds it, and the objects that point at it reach it.