Search results
Results From The WOW.Com Content Network
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
Evaluation measures may be categorised in various ways including offline or online, user-based or system-based and include methods such as observed user behaviour, test collections, precision and recall, and scores from prepared benchmark test sets. Evaluation for an information retrieval system should also include a validation of the measures ...
A search engine lists web pages on the Internet.This facilitates research by offering an immediate variety of applicable options. Possibly useful items on the results list include the source material or the electronic tools that a web site can provide, such as a dictionary, but the list itself, as a whole, can also indicate important information.
Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines. [1] [2] SEO targets unpaid search traffic (usually referred to as "organic" results) rather than direct traffic, referral traffic, social media traffic, or paid traffic.
This covers both assessments delivered on computer, either online or on a local network, and those that are marked with the aid of computers, such as those using Optical Mark Reading (OMR). There are number of open source online tools to handle exams conducted on OMR sheets. [2] Computer-aided assessment can be viewed in a few different ways.
Ranking of query is one of the fundamental problems in information retrieval (IR), [1] the scientific/engineering discipline behind search engines. [2] Given a query q and a collection D of documents that match the query, the problem is to rank, that is, sort, the documents in D according to some criterion so that the "best" results appear early in the result list displayed to the user.
The conference was created by Danny Sullivan, founder and former lead editor of Search Engine Watch.The first [2] SES conference was on November 18, 1999 in San Francisco, California and marked the first [3] [4] formal occasion that site owners had met with search engines.
Specific applications of search algorithms include: Problems in combinatorial optimization, such as: . The vehicle routing problem, a form of shortest path problem; The knapsack problem: Given a set of items, each with a weight and a value, determine the number of each item to include in a collection so that the total weight is less than or equal to a given limit and the total value is as ...