Convert pdf to word - Convert pdf to doc - Convert online pdf to List of academic databases and search engines Wikipedia list article This page contains a representative list of notable databases and search engines useful in an academic setting for finding and accessing articles in academic journals, institutional repositories, archives, or other collections of scientific and other articles. Databases and search engines differ substantially in terms of coverage and retrieval qualities.[1] Users need to account for qualities and limitations of databases and search engines, especially those searching systematically for records such as in systematic reviews or meta-analyses.[2] As the distinction between a database and a search engine is unclear for these complex document retrieval systems, see: the general list of search engines for all-purpose search engines that can be used for academic purposesthe article about bibliographic databases for information about databases giving bibliographic information about finding books and journal articles.
6 Gorgeous Twitter Visualizations Ah, Twitter. It's impossible to get away from it; it seems that everyone stopped whatever they were doing B.T. (before Twitter) and switched to doing cool stuff for and around the service, and this includes data visualizations. In the past, we've profiled unique Twitter-related visualizations, but now we're after sheer beauty. And that's exactly what we've found; here are six gorgeous Twitter visualizations. Know of a beautiful Twitter visualization? 99 Resources to Research & Mine the Invisible Web College researchers often need more than Google and Wikipedia to get the job done. To find what you're looking for, it may be necessary to tap into the invisible web, the sites that don't get indexed by broad search engines. The following resources were designed to help you do just that, offering specialized search engines, directories, and more places to find the complex and obscure.
25 Photoshop Tutorials for Web Designers - Six Revisions Adobe Photoshop is the tool of choice for most web designers. From creating a website template to objects and components such as content boxes and buttons, Photoshop doesn’t fail to deliver. In this collection, you’ll find 25 excellent Photoshop tutorials geared towards web designers. The Invisible Web What is the Invisible Web? How can you find it online? What makes the Invisible Web search engines and Invisible Web databases so special? Find out the answers to these questions and learn more about this section of the Web that's so much larger than what you can uncover with an ordinary Web search. How to Mine the Invisible Web: The Ultimate GuideThe Invisible Web is a mammoth resource that is mostly untapped. Learn how to discover Invisible Web resources with this comprehensive, ultimate guide to searching the Invisible Web's goldmine of information.
Get a Log of your Online Activity as an Image with FriendFeed FriendFeed feed widget that lets you export an image log of your online activity/ This is helpful if you like to include your lifestream in an email message or need to embed it in a site that doesn’t support JavaScript (e.g. MySpace & WordPress.com). FriendFeed recently added an image based feed widget that lets you export a log of your online activity as a still image. This is helpful if you like to include your lifestream in an email message or need to embed it in a site that doesn’t support JavaScript (e.g.
100 Useful Tips and Tools to Research the Deep Web By Alisa Miller Experts say that typical search engines like Yahoo! and Google only pick up about 1% of the information available on the Internet. The rest of that information is considered to be hidden in the deep web, also referred to as the invisible web. List of People search engines This is a list of articles about search engines, including web search engines, selection-based search engines, metasearch engines, desktop search tools, and web portals and vertical market websites that have a search facility for online databases. By content/topic General
Meta-Search Engines-The Library "Smarter" meta-searcher technology includes clustering and linguistic analysis that attempts to show you themes within results, and some fancy textual analysis and display that can help you dig deeply into a set of results. However, neither of these technologies is any better than the quality of the search engine databases they obtain results from. Few meta-searchers allow you to delve into the largest, most useful search engine databases. They tend to return results from smaller and/or free search engines and miscellaneous free directories, often small and highly commercial.
Mobile search Market description[edit] "Competition for the US mobile search market promises to be fierce, thanks to the large US online ad market and strong pushes by portals. By 2011, mobile search will account for around $715 million, or almost 15% of a total mobile advertising market worth nearly $4.7 billion", according to a leading market research firm; eMarketer.[1] Depending on a researcher's particular bias toward telecom, Web or technology factors, the published forecasts for global mobile search vary from $1.5 billion by 2011 (from Informa Telecoms & Media) to over $11 billion by 2008 (according to Piper Jaffray).[2] Mobile search is important for the usability of mobile content for the same reasons as internet search engines became important to the usability of internet content.
Ebizmba Here are the top 15 Most Popular Search Engines as derived from our eBizMBA Rank which is a continually updated average of each website's U.S. Traffic Rank from Quantcast and Global Traffic Rank from both Alexa and SimilarWeb."*#*" Denotes an estimate for sites with limited data. 1 | Google1 - eBizMBA Rank | 1,800,000,000 - Estimated Unique Monthly Visitors | 1 - Quantcast Rank | 1 - Alexa Rank | 1 - SimilarWeb Rank | Last Updated: May 1, 2018.The Most Popular Search Engines | eBizMBA 2 | Bing33 - eBizMBA Rank | 500,000,000 - Estimated Unique Monthly Visitors | 8 - Quantcast Rank | 40 - Alexa Rank | 43 - SimilarWeb Rank | Last Updated: May 1, 2018.The Most Popular Search Engines | eBizMBA 3 | Yahoo!
Qrobe - Search Engine ERIC – World’s largest digital library of education literature