diff --git a/site/en/docs/privacy-sandbox/topics/overview/index.md b/site/en/docs/privacy-sandbox/topics/overview/index.md index 7cbe19e5c711..8bd596d2ea1c 100644 --- a/site/en/docs/privacy-sandbox/topics/overview/index.md +++ b/site/en/docs/privacy-sandbox/topics/overview/index.md @@ -6,7 +6,7 @@ subhead: > description: > The Topics API enables interest-based advertising (IBA) without having to resort to tracking the sites a user visits. date: 2022-01-25 -updated: 2023-08-29 +updated: 2023-11-20 authors: - samdutton --- @@ -64,7 +64,7 @@ Topics are selected from a [taxonomy](https://github.com/jkarlin/topics/blob/mai To avoid sensitive categories, topics must be public, human-curated, and remain up to date. The initial taxonomy proposed for testing by Chrome has been human-curated [to exclude categories generally considered sensitive](https://github.com/patcg-individual-drafts/topics#meeting-the-privacy-goals:~:text=of%20a%20page.-,The,-topics%20revealed%20by), such as ethnicity or sexual orientation. -For 10,000 top sites, the Topics API implementation in Chrome uses a manually curated, publicly available [override list](/docs/privacy-sandbox/topics/topic-classification/#classifier-model) to map hostnames to topics. For other sites, the Topics API uses a [machine learning](https://royalsociety.org/topics-policy/projects/machine-learning/what-is-machine-learning-infographic/) model to infer topics from hostnames. +For around 50,000 top sites, the Topics API implementation in Chrome uses a manually curated, publicly available [override list](/docs/privacy-sandbox/topics/topic-classification/#classifier-model) to map hostnames to topics. For other sites, the Topics API uses a [machine learning](https://royalsociety.org/topics-policy/projects/machine-learning/what-is-machine-learning-infographic/) model to infer topics from hostnames. Chrome's implementation of the Topics API downloads a [TensorFlow Lite](https://www.tensorflow.org/lite/guide) file representing the model so it can be used locally on the user's device.