# wangshusen/SearchEngine

搜索引擎原理

Repository: https://github.com/wangshusen/SearchEngine
Canonical: https://ross.abutalabs.com/products/searchengine
License Family: other
Last push: 2024-04-19T13:53:25+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 1403, "days_push": 866, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases, no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1909, forks 162 (observed 2026-08-28T04:05:53.027754+00:00)

## What it is
An educational repository of slides and video lectures (in Chinese) covering search engine technology, from basics and relevance ranking to query processing, recall, and query suggestion. It is a course/learning resource, not runnable software.

## Use cases
- learn how search engines work
- understand inverted index and vector recall
- study relevance ranking with BERT models
- learn query understanding and intent recognition
- prepare for search engine engineering interviews

## When to choose
- you want a structured course on search engine principles with slides and videos
- you are learning information retrieval concepts in Chinese

## When to avoid
- you need a working search engine implementation or library
- you need English-language materials

## Facets
- artifact type: learning-resource
- maturity: active
- function: search-engine, nlp, machine-learning
- domain: education, tutorials
- platform: cross-platform
- tags: search-engine-course, information-retrieval, slides, video-lectures, chinese-language, search, natural-language-processing

## Member repositories
- wangshusen/SearchEngine (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:53.027754+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T03:11:10.176017+00:00, confidence not recorded.
  - readme: https://github.com/wangshusen/SearchEngine (fetched 2026-08-28T04:05:53.027754+00:00, sha c4296db6f60f)
- Data as of 2026-08-30T08:39:29.467469+00:00.