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2. Word error rate - Wikipedia

   en.wikipedia.org/wiki/Word_error_rate

   The general difficulty of measuring performance lies in the fact that the recognized word sequence can have a different length from the reference word sequence (supposedly the correct one). The WER is derived from the Levenshtein distance, working at the word level instead of the phoneme level. The WER is a valuable tool for comparing different ...

3. Coupon collector's problem - Wikipedia

   en.wikipedia.org/wiki/Coupon_collector's_problem

   Coupon collector's problem. In probability theory, the coupon collector's problem refers to mathematical analysis of "collect all coupons and win" contests. It asks the following question: if each box of a given product (e.g., breakfast cereals) contains a coupon, and there are n different types of coupons, what is the probability that more ...

4. Luxottica - Wikipedia

   en.wikipedia.org/wiki/Luxottica

   The company listed in New York in 1990, [20] and in Milan in December 2000, [21] joining the MIB-30 (now FTSE MIB) index in September 2003. [22] The listing raised money for the company and allowed it to use its shares to acquire other brands, starting with Italian brand Vogue Eyewear in 1990, Persol and LensCrafters in 1995, Ray-Ban from ...

5. Wall Street Thinks Nvidia Stock Can Rise 30% in a Year. Time ...

   www.aol.com/wall-street-thinks-nvidia-stock...

   While a single analyst may have a high or low target, taking the aggregate yields useful information. The average stock price target on Nvidia (NASDAQ: NVDA) stock is $153, with a high of $200 and ...

6. Where to shop today's best sales: 25% off an iPad, 20% off ...

   www.aol.com/lifestyle/where-to-shop-todays-best...

   Le Creuset Signature Round Dutch Oven, 5.5 Quart. $336 $420 Save $84. Cook like Ina Garten this fall and winter with the queen's favorite 5.5-quart Dutch oven, now 20% off at Sur La Table. You can ...

7. Tear down this wall! - Wikipedia

   en.wikipedia.org/wiki/Tear_down_this_wall!

   v. t. e. The Berlin Wall Speech was delivered by United States President Ronald Reagan in West Berlin on June 12, 1987. The speech is commonly known by a key line from the middle part: " Mr. Gorbachev, tear down this wall! " Reagan called for the General Secretary of the Communist Party of the Soviet Union, Mikhail Gorbachev, to open the Berlin ...