Lecture #01: Digital Search PDF

Lecture #01 Digital Search Soumia Benkrid, Associate Professor at (ESI ex INI) Web Research  Web Research, also known as internet research or online research, is the process of using the internet to gather, analyze, and synthesize information from various online sources.  Web Searc...

Lecture #01 Digital Search Soumia Benkrid, Associate Professor at (ESI ex INI) Web Research  Web Research, also known as internet research or online research, is the process of using the internet to gather, analyze, and synthesize information from various online sources.  Web Search involves: 01 02 03 04 05 Identifying Using web Employing Evaluating Organizing & information search tools specific search online presenting needs strategies information finding Type of Web SearchTools Digital Library Search Engines Meta Search Engines collection of digitalized collect and aggregate results resources such as books, software systems that from multiple search engines, retrieve and rank web pages displaying a combined list of journals, and multimedia, based on user queries, like results, such as Dogpile and accessible online for research Google and Bing MetaCrawler. and reference, like Google Books Social Media AI-Powered Search Tools Specialized Search Engines platforms where users create search systems enhanced by Search engines focused on artificial intelligence to and share content or interact specific topics or industries, like PubMed for medical with others, such as Facebook, provide more accurate, research or arXiv for scientific Twitter, and Instagram. They personalized, or contextual also include built-in search results. Like Gemini and papers. tools to find content or users. ChatGPT Examplesof Web SearchTools Search Engines Meta Search Engines Digital Library Specialized Search Engines Social Media AI-Powered Search Tools  Search Digital Aspect Metasearch Specialized Social Media AI-Powered Type of Web SearchTools Engines Libraries Primary Web content Aggregate Catalog digital Focus on Social Enhanced search Function Search Engine retrieval results items specific content interaction with AI  Find Search multiple search engine, A information like google Organizeand and Bing, is a powerful Find information softwareUse Include more AI to system Purpose search engines at improve search on the web store data on specific topics diverse content designed to help onceusers find information on the web using simple keywords. results Search  The results generated Multiple by search Digital engines return a wide Specialized range ofWeb User-generated content, content Sources Web content engines collections websites/data content and beyond including links to websites, images, videos, infographics, news articles, and User scholarly publications. Keyword/ Keyword/ Social Natural language Interaction Keyword Keyword search category search posts/queries queries Typically broad Pros May be more May be more Typically focused Cons May be less May be more Search results specific and relevant and and general relevant on a specific topic relevant  Quick access to information.accurate  Overwhelming number of results. accurate Privacy  Easy to use foroffer Collects searching. more  CanVaries be influenced by advertising. Collects Privacy Concerns -- user data privacy features by engine user data concerns vary  Useful for general searches.  Privacy concerns Targeted General Diverse Researchers, Specific General Users seeking Audience users users students interests/niche users AI power  Working of search engine Crawling Indexing Searching Displaying The web crawlers The gathered Search engine the search engine search entire web data is then ranks the data sifts through its and gather all organized, using complex index to provide information categorized and algorithms that the most relevant relevant to the stored like a consider various results for the search catalog factors user request Effective search techniques Use Specific Quotation Marks Use Operators Keywords Combine terms using AND, Focus on key terms related to Search for exact phrases (e.g., OR, NOT (e.g., "AI AND your topic "climate change impact"). healthcare"). Use Advanced Search Synonyms & Check Credibility Narrow results by date, file Variations Focus on reliable sources, such type, or domain (e.g., Include related terms for as academic journals or site:.edu). broader results (e.g., "remote reputable organizations. work" OR "telecommuting").