AI Blog

AI Blog

by Michele Laurelli

Triplet Loss

Technique
Definition

Loss function learning embeddings by minimizing distance between anchor-positive and maximizing anchor-negative.

Uses triplets: anchor, positive (same class), negative (different class). Learns discriminative embeddings. Used in face recognition and metric learning.

Examples

1

Face recognition (FaceNet)

2

Image retrieval

3

Metric learning

Michele Laurelli - AI Research & Engineering