Search Engine System
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A Search Engine System is an information retrieval system that enables users to find information across distributed data sources through query-based search interfaces.
- AKA: Search Service, Information Search Engine, Search Platform.
- Context:
- It can typically process Search Query through search query parsing, search query expansion, and search query optimization.
- It can typically maintain Search Index through search engine web crawling, search content indexing, and search index updating.
- It can typically deliver Search Result through search result relevance ranking, search result filtering, and search result presentation.
- It can support Search Analytics through search query logging, search user behavior tracking, and search performance monitoring.
- It can ensure Search Quality through search result validation, search spam detection, and search content freshness checking.
- It can handle Search Scale through distributed search architecture, search query caching, and search load balancing.
- It can enable Search Personalization through search user profiling, search history analysis, and search preference learning.
- ...
- It can often implement Search Algorithm through boolean search algorithm, vector space search model, and probabilistic search ranking.
- It can often utilize Search Interface through search text input, search voice command, and visual search interface.
- It can often provide Search Feature through search autocomplete, search spell check, and related search suggestion.
- It can often enhance Search Result Relevance through search machine learning, search user feedback, and collaborative search filtering.
- It can often support Semantic Search through search entity recognition, search knowledge graph integration, and search intent understanding.
- It can integrate AI-Powered Search through search neural ranking, search embedding model, and search transformer architecture (as of 2024).
- It can enable Conversational Search through search natural language processing, search dialogue management, and search context retention (as of 2024).
- ...
- It can range from being a Simple Keyword Search Engine System to being a Complex AI-Powered Search Engine System, depending on its search engine technological sophistication.
- It can range from being a Single-Domain Search Engine System to being a Multi-Domain Search Engine System, depending on its search engine content scope.
- It can range from being a Standalone Search Engine System to being an Integrated Search Engine System, depending on its search engine architectural integration.
- It can range from being a Traditional Search Engine System to being a Modern Search Engine System, depending on its search engine technological era.
- ...
- It can integrate with content management system for search document indexing.
- It can connect to analytics platform for search performance monitoring.
- It can support recommendation system for personalized search result.
- It can utilize machine learning platform for search ranking optimization.
- It can leverage knowledge graph for semantic search enhancement.
- ...
- Examples:
- Web Search Engine Systems, such as:
- General Purpose Web Search Engines, such as:
- Google Search (1998-present), demonstrating web-scale search indexing and PageRank-based ranking.
- Bing Search (2009-present), demonstrating microsoft search integration and AI-powered search features.
- Yahoo Search (1995-present), demonstrating portal-integrated search.
- Baidu Search (2000-present), demonstrating Chinese language search optimization.
- Privacy-Focused Search Engines, such as:
- DuckDuckGo (2008-present), demonstrating private search without user tracking.
- Brave Search (2021-present), demonstrating independent search indexing with privacy protection.
- Startpage (2009-present), demonstrating anonymous Google search results.
- Qwant (2013-present), demonstrating European privacy-compliant search.
- General Purpose Web Search Engines, such as:
- Specialized Search Engine Systems, such as:
- Academic Search Engines, such as:
- Google Scholar (2004-present), demonstrating academic publication search and citation tracking.
- Microsoft Academic (2016-2022), demonstrating semantic academic search.
- Semantic Scholar (2015-present), demonstrating AI-powered research paper analysis.
- PubMed (1996-present), demonstrating biomedical literature search.
- E-commerce Search Engines, such as:
- Amazon Product Search (1998-present), demonstrating product search ranking and purchase behavior integration.
- eBay Search (1995-present), demonstrating auction item search and seller reputation integration.
- Etsy Search (2005-present), demonstrating handmade item search and shop discovery.
- Enterprise Search Engines, such as:
- Elasticsearch (2010-present), demonstrating distributed full-text search and real-time indexing.
- Apache Solr (2006-present), demonstrating open-source enterprise search and faceted search.
- Algolia (2012-present), demonstrating search-as-a-service and instant search results.
- Amazon CloudSearch (2012-present), demonstrating managed search service and auto-scaling.
- Academic Search Engines, such as:
- AI-Enhanced Search Engine Systems, such as:
- Conversational Search Engines, such as:
- Perplexity AI (2022-present), demonstrating AI-powered conversational search with source citation.
- You.com (2021-present), demonstrating personalized AI search with app integration.
- Neeva (2021-2023), demonstrating ad-free AI search with subscription model.
- Microsoft Copilot Search (2023-present), demonstrating GPT-integrated search with chat interface.
- Vector Search Engines, such as:
- Pinecone (2019-present), demonstrating vector database search for embedding-based retrieval.
- Weaviate (2019-present), demonstrating semantic vector search with knowledge graph integration.
- Milvus (2019-present), demonstrating open-source vector search for similarity search.
- Qdrant (2021-present), demonstrating neural search with filtering capability.
- Conversational Search Engines, such as:
- Historical Search Engine Systems, such as:
- Early Web Search Engines, such as:
- AltaVista (1995-2013), demonstrating early full-text web search and natural language query.
- Lycos (1994-present), demonstrating early web catalog search.
- Excite (1993-present), demonstrating early keyword-based search.
- Ask Jeeves (1996-2010), demonstrating natural language question search.
- Early Web Search Engines, such as:
- ...
- Web Search Engine Systems, such as:
- Counter-Examples:
- Database Query System, which provides structured data access through SQL query rather than free-text search.
- Content Directory, which organizes information through manual categorization rather than searchable index.
- Knowledge Base System, which focuses on structured knowledge representation rather than search-based retrieval.
- Recommendation Engine, which suggests content based on user preference pattern rather than explicit search query.
- File System Search, which searches local file through file attribute rather than indexed content search.
- See: Information Retrieval System, Search Algorithm, Search Query Processing, Search Index Management, Search Result Ranking, Search Analytics System, Web Crawler, Search User Interface, Search Engine Optimization, Vector Search, Semantic Search, Natural Language Search, Federated Search System.
References
2021
- (Wikipedia, 2021) ⇒ https://en.wikipedia.org/wiki/search_engine_(computing) Retrieved:2021-2-5.
- A search engine is an information retrieval system designed to help find information stored on a computer system. The search results are usually presented in a list and are commonly called hits. Search engines help to minimize the time required to find information and the amount of information which must be consulted, akin to other techniques for managing information overload. The most public, visible form of a search engine is a Web search engine which searches for information on the World Wide Web.
2009
- (WordNet, 2009) ⇒ http://wordnetweb.princeton.edu/perl/webwn?s=search%20engine
- S: (n) search engine (a computer program that retrieves documents or files or data from a database or from a computer network (especially from the internet))
2005
- (Woodley, 2005b) ⇒ Mary S. Woodley, Gail Clement, and Pete Winn. (2005). “DCMI Glossary." Dublin Core Metadata Initiative.
- search engine: A utility capable of returning references to relevant information resources in response to a query.