Dylan Castillo

Writes about applied ML and retrieval at dylancastillo.co.

Affiliation unconfirmed — a byline fragment gave “Iwana Labs”, with no corroborating source found.

Known For

• A BEIR-based benchmark comparing PCA against MRL truncation for embedding compression, reporting PCA as competitive or better at most target dimensions — including on a model never trained for truncation

Articles

• Honey, I Shrunk the Embeddings - Matryoshka vs PCA

Key Concepts

• PCA · Matryoshka Embeddings · Dimensionality Reduction
• Binary Quantization · Scalar Quantization

Topics

• Dimensionality Reduction vs Quantization