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The nDCG values for all queries can be averaged to obtain a measure of the average performance of a search engine's ranking algorithm. Note that in a perfect ranking algorithm, the will be the same as the producing an nDCG of 1.0. All nDCG calculations are then relative values on the interval 0.0 to 1.0 and so are cross-query comparable.
Search engine evaluation is covered by multiple articles: Comparison of web search engines , which is qualitative and lists the qualities of popular search engines Evaluation measures (information retrieval) , which is quantitative and which describes general methods by which any search engine results might be evaluated
Cross-platform open-source desktop search engine. Unmaintained since 2011-06-02 [9]. LGPL v2 [10] Terrier Search Engine: Linux, Mac OS X, Unix: Desktop search for Windows, Mac OS X (Tiger), Unix/Linux. MPL v1.1 [11] Tracker: Linux, Unix: Open-source desktop search tool for Unix/Linux GPL v2 [12] Tropes Zoom: Windows: Semantic Search Engine (no ...
Keyword searches give you a wide variety of results without having to perform an advanced search. You are able to search less and discover more! Type a desired word or phrase in the AOL Search field and hit the Enter key on your keyboard or Click the Search button. AOL Search will find the info you want.
Many Pennsylvania manufacturers joined in the program, called “Manufacturing Means Jobs.” [32] In 2014, the organization conducted a research project with 200 Pennsylvania manufacturers to determine the effects of drug testing on hiring practices. The survey found that one in three job candidates either fails or refuses to take the drug test.
Search engine for natural and physical sciences, social sciences, and humanities. Incorporates arXiv, PubMed, and SciELO. Integrated with ORCID for overlay and peer review services. All articles display Altmetric scores. Free ScienceOpen [135] Scientific Information Database (SID) Engineering, technology, medical science, basic science, human ...
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Express Metrix is a provider of IT asset management software used for PC hardware and software inventory, license management, and software metering. Express Metrix is based in Seattle, Washington , and its software has been deployed on more than two million desktop computers worldwide.