Alimama Tech
Nov 17, 2021 · Artificial Intelligence
Binary Code Based Hash Embedding for Efficient Deep Recommendation Models
Binary Code based Hash Embedding (BH) dramatically compresses deep recommendation model storage by converting feature IDs to binary codes and partitioning them into flexible blocks, yielding deterministic, collision‑free indices that achieve up to 1,000× size reduction while retaining about 99% of original accuracy, making it ideal for storage‑constrained deployments.
CTR predictionEmbedding Storagebinary code
0 likes · 13 min read