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  2. Ray J - Wikipedia

    en.wikipedia.org/wiki/Ray_J

    Sanctuary. Atlantic. Elektra. EastWest. Website. rayj .com. William Ray Norwood Jr. (born January 17, 1981), [ 1 ] known professionally as Ray J, is an American R&B singer, songwriter, television presenter, and actor. Born in McComb, Mississippi and raised in Carson, California, he is the younger brother of singer and actress Brandy.

  3. Take 20% Off Raycon Earbuds, Headphones and Speakers ... - AOL

    www.aol.com/entertainment/20-off-raycon-earbuds...

    These Basic Earbuds. The Work Earbuds Classic. Raycon. For everyday wear that’s easy to take in and out, these buds are the perfect pick! See it! Get The Work Earbuds Classic (originally $120 ...

  4. List of Bose headphones - Wikipedia

    en.wikipedia.org/wiki/List_of_Bose_headphones

    QuietComfort 20. The "QuietComfort 20" (QC20) and QC20i in-ear headphones were released in 2015 and are the company's first in-ear noise cancelling headphones. [ 19] It received a 2014 Red Dot Design Award. [ 20] Also, it received a CNET 's Editors' Choice Award of 4.5/5 points for its active noise-cancelling.

  5. Econometric model - Wikipedia

    en.wikipedia.org/wiki/Econometric_model

    An econometric model then is a set of joint probability distributions to which the true joint probability distribution of the variables under study is supposed to belong. In the case in which the elements of this set can be indexed by a finite number of real-valued parameters , the model is called a parametric model ; otherwise it is a ...

  6. Okapi BM25 - Wikipedia

    en.wikipedia.org/wiki/Okapi_BM25

    Okapi BM25. In information retrieval, Okapi BM25 ( BM is an abbreviation of best matching) is a ranking function used by search engines to estimate the relevance of documents to a given search query. It is based on the probabilistic retrieval framework developed in the 1970s and 1980s by Stephen E. Robertson, Karen Spärck Jones, and others.

  7. Tiebout model - Wikipedia

    en.wikipedia.org/wiki/Tiebout_model

    The Tiebout model, also known as Tiebout sorting, Tiebout migration, or Tiebout hypothesis, is a positive political theory model first described by economist Charles Tiebout in his article "A Pure Theory of Local Expenditures" (1956). The essence of the model is that there is in fact a non-political solution to the free rider problem in local ...

  8. List of musical symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_musical_symbols

    List of musical symbols. Musical symbols are marks and symbols in musical notation that indicate various aspects of how a piece of music is to be performed. There are symbols to communicate information about many musical elements, including pitch, duration, dynamics, or articulation of musical notes; tempo, metre, form (e.g., whether sections ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!