Why cosine similarity works for embeddings
A geometric intuition for one of the most common operations in semantic search.
Saemie Chouchane
Software engineer interested in applied AI, software systems, and thoughtful engineering.
I've been building software, consulting, and running engineering businesses since 2010. These days I'm particularly interested in how we make AI systems useful, measurable, and reliable. I work in London, UK.
Currently thinking about
- LLM evaluation
- Retrieval
- Agents
- Search
- AI engineering
- Software architecture
Writing
View all →Selected work
Applied AI
Building reliable systems around large language models
Evaluation, retrieval, orchestration, and the engineering systems required to move beyond prototypes.
Engineering
Building software for organisations since 2010
Product engineering, consulting, contracting, architecture, and running engineering businesses.
Away from the keyboard
Motorbikes, travelling, and learning things I have no immediate practical reason to learn.