Compendex and Google Scholar www.ei.org Presentation Notes • Presentation is intended to serve as a slide library for presenting value of Compendex on EV vs. Google Scholar • Select slides most appropriate for your selling situation, e.g.: • Slides 3-13: Core Presentation – coverage overview, examples, main differences, value summary • Slides 14-19: Detailed benefit comparison – relevance, organization, record details • Slides 20-21: Coverage details – quick facts, coverage overlap • Slides 22-28: Searching on EV – advanced options • Slide 30: Side-by-Side quick summary • 1 page guide can be used as a customer leave-behind as backup for presentation Questions? Contact Leah Snyder Agenda • Why Compendex? • Compendex and Google Scholar • Side-by-side benefits comparison • Coverage Details • Searching Compendex on EV • Summary Search Compendex to Find Relevant, Reliable Information Fast Quickly Zero in on Focused Engineering Content Google Scholar - All Subjects: Sample Search: “Dolly” • Compendex on EV • Focused coverage and indexing ensure relevance • Controlled terms offer insight and links to related content • Google: • Do not always get relevant results, even when limiting subjects Compendex: Google Scholar – Limited to “Engineering, computer sciences, & mathematics”: Compendex The Trusted Worldwide Standard for Engineering Research • Comprehensive engineering coverage • Sources include: Scholarly journals, Trade Trusted by top researchers at publications, Conference proceedings, and 1000+ institutions worldwide, more including: • Academic Institutions: In more than • Coverage: Over 190 engineering disciplines, 60 countries, including 98% of the top including civil, environmental, mechanical, engineering schools in the United States* mining, electrical, and general engineering • Leading Corporate Innovators: • Dates: With the Engineering Index Backfile Including fortune 500 companies dates to 1884, covering virtually every • Government Establishments: engineering innovation of the past 120 years Ranging from national labs to nuclear agencies and armed forces • Designed specifically for engineering research • Sources selected by engineering experts • Indexed using the Engineering Index Thesaurus *Source: US News and World Report: America‟s Best Graduate Schools, 2006 Compendex: Depth of Coverage Ensures Nothing is Missed Subject Coverage Bioengineering, Building Materials Properties, Construction Materials, Geology, Ocean and Underwater, Technology, Civil Pollution and Wastes, Sanitary Engineering, Transportation, Water and Waterworks General 11% Fuel Technology, Metal Groups, Metallurgical Engineering, Chemical Mining Petroleum Engineering 15% Civil 15% Agents and Industrial Chemicals, Agricultural and Food Technology, Chemical Apparatus and Plants, Chemical Chemical Engineering Processes, Materials, Coatings and Finishes Mining Aerospace, Automotive, Fluid Flow, Heat and Thermodynamics, Electrical Materials Handling, Naval Architecture and Marine, Nuclear 35% 12% Mechanical Technology, Plant and Power, Railroad Mechanical Computers and Data Processing, Control Engineering, 12% Electronics and Communication, Light and Optical Technology, Electrical Sound and Acoustical Technology, Electricity and Magnetism, Electric Components and Equipment, Electronic and Thermionic Materials, Electronic Components and Tubes Engineering Management, Engineering Mathematics, Coverage focuses on disciplines General Engineering Physics, Instruments and Measurement with average/ above average job growth projections* *US Dept of Labor, Bureau of Labor Statistics Occupational Outlook Handbook 2008-9 Compendex • Information in context • Content indexed for engineers by engineering experts • Controlled vocabulary link to additional results truly related to specific search topics • Confidence in results • Content selected by editorial team with engineering expertise • Trusted sources live up to Elsevier‟s quality standards: • Peer-Reviewed scholarly journals • Leading engineering conferences • Cutting-edge trade publications • Suited for Complex and detailed research • Data-rich results for efficient discovery • Content not available anywhere else online provides in-depth view • Historical content necessary for complete view of development of research and technology over time Google Scholar Leveraging Google technology for scholarly research • Extensive content Growing as a resource for • Coverage: virtually any scholarly subject area scholarly research including social sciences, medicine, engineering, • Increase in coverage of Engineering etc. literature, particularly from 1990‟s – 2007* • Sources Include: scholarly publishers, professional societies, the web • Limited coverage of historical information • Multidisciplinary across sciences • No subject indexing – uses Google algorithm and citations to retrieve results and determine relevance • Familiar interface • In BETA phase of launch – not established as a research solution *Source: Journal of Academic Librarianship, "Google Scholar‟s Coverage of the Engineering Literature: An Empirical Study“; John J. Meier and Thomas W. Conkling; Volume 34, Issue 3, May 2008 Engineering Village - Results • Sorting options: Relevance, date, author, source, publisher • Refine results: Facets leverage metadata from Compendex indexing Faceted Search Results Answers and insight – not just standalone data • View research trends at-a-glance Select terms to include or exclude • Grouped result data („facets‟) and from search exportable charts display most prominent authors, countries, years, controlled vocabulary, etc. • Gain perspective with additional View record counts within terms & concepts associated with facets and export data or chart to analyze trends search • Controlled vocabulary in facets and individual records • Easily refine or expand search by controlled vocabulary, classification codes, and more Google Scholar – Advanced Search • Search keywords, authors, publications, years, etc. • Limit to “Engineering, Computer Science, and Mathematics” • Retrieve millions of results with very limited options • Can only refine by “all articles” vs. “recent articles” What are the Main Differences? 1. Depth and Breadth of Coverage for 1. Breadth of coverage across multiple Engineering Research disciplines for broad-based research • 190+ Engineering Disciplines • Science, social sciences, health science, etc. 2. Search leverages index data from 2. Search based on Google Algorithm leverages Engineering Index Thesaurus to refine, citation data (link from a result to that article‟s expand, and link searches by index terms citations) 3. Peer-reviewed journals, hard-to-find 3. Content available online, including peer- conference papers, and trade publications, plus reviewed paper abstracts, theses, books, historical content not available anywhere else scientist homepages, public patent records, etc. 4. Comprehensive coverage of Engineering 4. Comprehensive coverage of Engineering literature from 1884 – present literature from 1990’s – present 5. Trusted by top engineers and researchers at 5. Trusted by millions of people searching the web leading universities, corporations, and every day government facilities Compendex provides deep insight into engineering; Google Scholar provides a very broad overview of many fields. • Trusted resource for 1000+ institutions around the globe • Content sources expertly selected for engineering ensure relevant results from trustworthy publications • Engineering-specific indexing provides context and further ensures relevance • Transparency of selection process gives confidence in content • Trusted search platform leverages indexing for faster, more efficient research Agenda • Why Compendex? • Compendex and Google Scholar • Side-by-side benefits comparison • Coverage Details • Searching Compendex on EV • Summary Relevant information to solve immediate problems faster • Search options include limiting by field, • Advanced search option allows limiting by document type, thesaurus search, browse some fields and limiting to subject area indexes, advanced search, searching tags, and (“Engineering, mathematics, and computer more science”) • Indexing process links records and determines • Results based on Google algorithm – details relevance protected as proprietary information • Engineering Index Thesaurus is updated • Relevance determined in part based on annually (includes controlled and uncontrolled citations vocabulary and hierarchy structure) • Ensures results are distinctly relevant to the search term(s) • Provides insight with additional related vocabulary, main headings, etc. “For me, [EV] works better than Google. Because Google comes up with a whole bunch of other stuff that is completely not relevant”* * ”Elsevier Engineering Village Attitude and Usage Study Among Corporate Engineers” September 2008 Evaluating Articles’ Relevance is Time Consuming Need insight to move research forward Sample Search: “Metallic Compound” Google Scholar: All Subjects • Compendex on EV: (525,000 results) • Leverages indexing to offer sorting, filtering, and linking options • Google: • Impossible to gain insight with so many results and no way to organize Compendex (158,584 results) Google Scholar: Limited (23,600 results) Insight and Organization save valuable time • Sort by relevance, date, author, source, title • View all records or “recent only” • Quickly filter by fields including author, author • Link to more by same author affiliation, classification codes, controlled • Link to article citations vocabulary, publisher, date, source type, and more • Link straight to publisher sites – no detailed record • Set up alerts, save searches, save records, export result data • Tag records and create groups to share and collaborate • Link to full-text on publisher site from results or record view “Google is like a large library where all the books are piled on the floor. You are just hunting through hoping you can find what you want. You kind of know you‟re in the general section and that‟s about it.”* * ”Elsevier Engineering Village Attitude and Usage Study Among Corporate Engineers” September 2008 Managing Results is Essential • Google Scholar: Broad Search Number of results per database per year • Volume of results is useless for targeted research Search Term: Metallic Compound • No focus on specific discipline or organized results Google Google Year Compendex • Result: information overload Scholar* Scholar • Google Scholar: Limited Search 1980 1188 130 2860 • “Engineering, Computer Science, and Mathematics” 1990 2430 390 5420 still too broad/vague for precise engineering focus 2000 4776 849 12600 • Yet results too limited to be sure nothing is missed 2007 9670 1130 15900 • Compendex * Limited to “Engineering, Computer Science, and Mathematics” • Comprehensive, trustworthy engineering coverage Google Scholar: unmanageable • Indexing ensures results relevant for engineering Google Scholar (limited): insufficient • Leverage indexing for organization options Compendex: comprehensive and focused Individual Record Details for efficient discovery and innovation • Result details put record in context of greater research question to bring you to solutions faster • Metadata from • No detailed records; Compendex engineering indexing often just record title Detailed Record • Consistent format and • Inconsistent format data across results • Link straight to • Link from all record publisher site without views to full-text on any further information publisher sites • Makes organizing, • Hyperlinked data tracking, and uncover relationships in identifying relevance published research near impossible • Highlighted terms show relevance at-a-glance Detailed Coverage Coverage Details Focused Research vs. Broad Overview • More than 10 million records • Billions of records across disciplines; no exact record count available • Detailed Source List available • No source list; no way to know what is • Over 5,600 peer-reviewed journals, trade covered magazines, and conference proceedings indexed annually (selected by subject • Less coverage of trade publications and experts) conference papers • Coverage dating to 1969 or to1884 when • No disclosure of dates covered, when purchased with the EI Backfile (additional records are added, etc. 1.7 million records) • Doesn‟t own or have control over content • Updated weekly so no regulation of errors like misspellings, incorrect spacing, etc. • Over 650,000 records added annually Coverage Overlap • Selective in scope; only cover the most relevant • Sources are not expertly or selectively chosen content for inclusion; Don‟t disclose how sources are • May not cover every volume of a journal decided • May not cover every issue in its entirety • Only covers about 50% of the trade publications and conference papers in • Indexes content available only in print, including Compendex* historical records not available anywhere else online Google‟s coverage of trade journals and conference proceedings is lacking – both are essential resources for staying up-to-date and well informed: *Source: Journal of Academic Librarianship, "Google Scholar‟s Coverage of the Engineering Literature: An Empirical Study“; John J. Meier and Thomas W. Conkling; Volume 34, Issue 3, May 2008 Agenda • Why Compendex? • Compendex and Google Scholar • Side-by-side benefits comparison • Coverage Details • Searching Compendex on EV • Summary Engineering Village – Quick Search • Narrow by fields, browse indexes, set limits, select the database(s) that best suit your needs Engineering Village – Expert Search • Enter search terms in open entry box Browse indexes to find all versions of your search term Expert Search Codes listed for reference Engineering Village – Thesaurus Thesaurus Options: • Select “Search” to search any terms • Select “Exact Term” to find Thesaurus details for a known Ei controlled term • Select “Browse” to scan an alphabetical list of index terms Click terms to see Thesaurus details. Select terms to include in search. Engineering Village – Thesaurus Click on to see more information about the term Selected thesaurus terms are automatically added to your search form Engineering Village – Record Tagging • Search other users‟ tags to gain new perspectives • Share tags with other users • Organize records of interest for yourself and groups How Record Tagging Works • Assign meaningful keywords • Choose with whom to share: • Public = All Engineering Village users can see the tags • My Institution = only people from the users’ organization can see tags • Private = Only the user can see their tags • Or create groups to share tags with members • Tag externally to 2collab or del.icio.us • 2collab: tag and share records in an environment specifically designed for scientific researchers • Manage tagged content from Science Direct, Scopus, and EV in one central location Agenda • Why Compendex? • Compendex and Google Scholar • Side-by-side benefits comparison • Coverage Details • Searching Compendex on EV • Summary • Best suited for discovery and applied research • Broad coverage makes it a practical in engineering. starting point for general research in the preliminary stages of discovery. • Selective content and indexing provide in- depth, relevant coverage so you can: • Cross-discipline content can help give a general sense of the research landscape in • gain expertise in a new area a variety of subject areas. • trace a historical development • quickly hone in on targeted solutions • Includes conference proceedings, trade publications, and historical information not available on the free web • Engineering Village leverages content in search features to: • keep you up-to-date with solutions found by others • provide insight into trends • effectively manage research.
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