Author

Zhihu Tech Column

Sharing Zhihu tech posts and exploring community technology innovations.

Articles

Likes

156

Views

Comments

Latest from Zhihu Tech Column

22 recent articles

Zhihu Tech Column

Oct 28, 2024 · Databases

TiDB Architecture, Deployment Choices, and Zhihu’s Database Platform Practices

This article explains TiDB’s distributed relational database architecture, compares Kubernetes‑based and physical‑machine deployments, and describes Zhihu’s platform‑driven approach—including TiDB Operator, TiUP, self‑service tooling, monitoring, backup, security, and FinOps—to enable efficient database management for both developers and DBAs.

Data MigrationDistributed DatabaseFinOps

0 likes · 15 min read

TiDB Architecture, Deployment Choices, and Zhihu’s Database Platform Practices

Zhihu Tech Column

Oct 10, 2024 · Artificial Intelligence

Massive Multi-Label Text Classification via Semantic Retrieval and Large AI Model

This article presents a method for massive multi-label text classification on Zhihu content by combining a semantic retrieval model with a proprietary large AI model, detailing the challenges of large label spaces, model architecture, loss optimization, and experimental results showing significant accuracy gains.

BGELarge Language ModelZhihu

0 likes · 16 min read

Massive Multi-Label Text Classification via Semantic Retrieval and Large AI Model