{"id":19989021,"url":"https://github.com/icemap/icemap","last_synced_at":"2026-03-06T13:03:39.938Z","repository":{"id":119432651,"uuid":"501710927","full_name":"Icemap/Icemap","owner":"Icemap","description":"Homepage","archived":false,"fork":false,"pushed_at":"2026-01-23T12:30:49.000Z","size":11,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2026-01-24T04:48:26.416Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/Icemap.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2022-06-09T15:32:36.000Z","updated_at":"2026-01-23T12:30:53.000Z","dependencies_parsed_at":null,"dependency_job_id":"b7e9cbdd-98a4-4d68-acf7-d6c11078108f","html_url":"https://github.com/Icemap/Icemap","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/Icemap/Icemap","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Icemap%2FIcemap","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Icemap%2FIcemap/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Icemap%2FIcemap/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Icemap%2FIcemap/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Icemap","download_url":"https://codeload.github.com/Icemap/Icemap/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Icemap%2FIcemap/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":30178286,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-03-06T12:39:21.703Z","status":"ssl_error","status_checked_at":"2026-03-06T12:36:09.819Z","response_time":250,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.5:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-11-13T04:45:09.334Z","updated_at":"2026-03-06T13:03:39.931Z","avatar_url":"https://github.com/Icemap.png","language":null,"funding_links":[],"categories":[],"sub_categories":[],"readme":"\u003cdiv align=\"center\"\u003e\n  \u003ch1\u003eHi there, I'm Qizhi Wang (Icemap) \u003c/h1\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eSenior Software Engineer @ PingCAP (TiDB) | AI \u0026 Database Kernel Researcher\u003c/strong\u003e\n  \u003c/p\u003e\n  \n  \u003cp\u003e\n    \u003ca href=\"https://linkedin.com/in/cheesewong\"\u003e\n      \u003cimg src=\"https://img.shields.io/badge/-LinkedIn-blue?style=flat\u0026logo=linkedin\"\u003e\n    \u003c/a\u003e\n    \u003ca href=\"mailto:cheese.javaee@gmail.com\"\u003e\n      \u003cimg src=\"https://img.shields.io/badge/-Email-c14438?style=flat\u0026logo=gmail\"\u003e\n    \u003c/a\u003e\n    \u003ca href=\"https://x.com/YellowCheeseWan\"\u003e\n      \u003cimg src=\"https://img.shields.io/badge/-Twitter-black?style=flat\u0026logo=x\"\u003e\n    \u003c/a\u003e\n    \u003ca href=\"https://scholar.google.com/\"\u003e\n      \u003cimg src=\"https://img.shields.io/badge/-Google_Scholar-4285F4?style=flat\u0026logo=google-scholar\u0026logoColor=white\"\u003e\n    \u003c/a\u003e\n  \u003c/p\u003e\n\u003c/div\u003e\n\n\n### 🚀 About Me\n\nI bridge the gap between **Distributed Systems** and **Neuro-Symbolic AI**. My goal is to mitigate hallucinations in LLMs by integrating **Knowledge Graphs** with distributed vector storage, moving from heuristic RAG to verifiable, structure-aware retrieval.\n\n* 🔭 **Currently**: Architecting AI-native data structures at **TiDB**.\n* 🏛️ **Community**: Serving as **Chair** for the *International Conference on Intelligence (ICI 2026)*.\n* 🧠 **Research Interest**: Graph-Augmented RAG, Vector Search Kernels (HNSW/IVF), Distributed Consensus (Raft/Paxos).\n\n---\n\n### 📊 GitHub Stats\n\u003cdiv align=\"center\"\u003e\n  \u003cimg src=\"https://github-readme-stats.vercel.app/api?username=Icemap\u0026show_icons=true\u0026theme=transparent\u0026hide_border=true\u0026count_private=true\" height=\"160\" alt=\"Icemap's GitHub Stats\" /\u003e\n  \u003cimg src=\"https://github-readme-stats.vercel.app/api/top-langs/?username=Icemap\u0026layout=compact\u0026theme=transparent\u0026hide_border=true\u0026langs_count=6\" height=\"160\" alt=\"Icemap's Top Langs\" /\u003e\n\u003c/div\u003e\n\n---\n\n### 📝 Selected Publications \u0026 Manuscripts (2025-2026)\n\n\u003e *Focus: GraphRAG, Distributed Consensus, and Database Internals.*\n\n* **SPRIG: Democratizing GraphRAG** - Linear, CPU-Only Graph Retrieval (Submitted to *KAIS*, 2025).\n* **BALLAST: Bandit-Assisted Learning** - Latency-Aware Stable Timeouts in Raft (Submitted to *IEEE TPDS*, 2025).\n* **TiCard: Deployable EXPLAIN-only Residual Learning** - Cardinality Estimation (Submitted to *JDSA*, 2025).\n* **RIFT: Replicating Ideological Fractures via Transformers** (Submitted to *JASSS*, 2025).\n\n---\n\n### 🛠️ Engineering Highlights\n\n#### **PingCAP (TiDB)** | *Senior Software Engineer (AI \u0026 Ecosystem)*\n* **Hybrid Query Optimization**: Formulated cost models for Hybrid Search (Vector + SQL) within the TiDB kernel.\n* **Ecosystem**: Ported Hibernate ORM to TiDB and aligned client SDKs with the Percolator transaction model.\n\n#### **Tencent Music Entertainment (TME)** | *Former Senior Engineer*\n* **High Concurrency**: Designed the *TME Live* platform handling **10M peak QPS** using Bloom Filters/HyperLogLog for massive dataset distinct counting.\n\n---\n\n### 💻 Tech Stack\n\n| Domain | Technologies |\n| :--- | :--- |\n| **Languages** | ![Go](https://img.shields.io/badge/-Golang-00ADD8?logo=go\u0026logoColor=white) ![Java](https://img.shields.io/badge/-Java-007396?logo=java\u0026logoColor=white) ![Python](https://img.shields.io/badge/-Python-00599C?logo=python\u0026logoColor=white) |\n| **Systems** | ![TiDB](https://img.shields.io/badge/-TiDB-444?logo=tidb) ![MySQL](https://img.shields.io/badge/-MySQL-4479A1?logo=mysql\u0026logoColor=white) ![Raft](https://img.shields.io/badge/-Raft_Consensus-E535AB) ![Redis](https://img.shields.io/badge/-Redis-DC382D?logo=redis\u0026logoColor=white) |\n| **AI \u0026 Data** | ![HNSW](https://img.shields.io/badge/-HNSW_Indexing-success) ![GraphRAG](https://img.shields.io/badge/-GraphRAG-blueviolet) ![Vector DB](https://img.shields.io/badge/-Vector_Database-ff69b4) |\n\n\u003cbr/\u003e\n\n\u003cdiv align=\"center\"\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eLet's connect! I'm open to discussing Neuro-Symbolic AI, Database Kernels, or just geek out on Golang.\u003c/strong\u003e\n  \u003c/p\u003e\n\u003c/div\u003e\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ficemap%2Ficemap","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ficemap%2Ficemap","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ficemap%2Ficemap/lists"}