Tagged articles

fine ranking

2 articles · Page 1 of 1

Sep 6, 2026 · Artificial Intelligence

How Prediction Servers Score 1000 Candidates in Milliseconds: Fine-Ranking Architecture Deep Dive

This article details the architecture and optimization of a Prediction Server for fine-ranking in recommender systems, covering model management, batch inference, multi-objective fusion, probability calibration, deployment pipelines, and high-availability patterns to score thousands of candidates within milliseconds.

Batch InferenceModel ServingMulti-Objective Optimization

0 likes · 46 min read

How Prediction Servers Score 1000 Candidates in Milliseconds: Fine-Ranking Architecture Deep Dive

DaTaobao Tech

Jan 6, 2023 · Artificial Intelligence

Two‑Stage Ranking Optimization in E‑commerce Search: From Coarse to Fine Ranking

The paper presents a two‑stage e‑commerce search framework where the coarse‑ranking stage is redesigned with multi‑objective optimization, expanded negative sampling, and listwise distillation—guided by a new global transaction hitrate metric—enabling it to surpass fine‑ranking on large candidate sets and boost overall GMV by about one percent.

Machine Learningcoarse rankinge-commerce

0 likes · 25 min read