recent transition—from DLPT IV to DLPT5—included a greater emphasis on testing listening comprehension with authentic materials. In turn‚ this has led to a growing interest in the factors that make second language (L2) listening difficult. To examine these factors‚ CASL reviewed the current scientific literature and summarized the characteristics of listeners‚ passages‚ and testing conditions. The review targeted features of particular
Free Linguistics Language acquisition Second language acquisition
No More Pesky Learning Rates Tom Schaul Sixin Zhang Yann LeCun Courant Institute of Mathematical Sciences New York University 715 Broadway‚ New York‚ NY 10003‚ USA schaul@cims.nyu.edu zsx@cims.nyu.edu yann@cims.nyu.edu arXiv:1206.1106v2 [stat.ML] 18 Feb 2013 Abstract The performance of stochastic gradient descent (SGD) depends critically on how learning rates are tuned and decreased over time. We propose a method to automatically adjust multiple learning rates so as to minimize the expected
Premium Machine learning Learning curve
Taiwan’s low birth rates in the past years. In recent years Taiwan’s birth rate has been among the lowest in the world. It is understood that people from different backgrounds may put different interpretations on the topic. When it comes to this hot topic‚ some people believe that the consistent low birth rates will produce an adverse impact on Taiwan’s economy while some advocate that the government is to blame for the issue and should take some effective measures to prevent the birth rate from declining
Free Demography Population Demographic economics
Starbucks drink sizes （这是第一部分） Demi-3 oz(89ml) The Demi size is the smallest size at Starbucks‚ and is used to describe an espresso drink size. Short - 8 oz(240ml) It’s not very commonly ordered(even though it’s a completely normal amount of coffee to drink at home)‚ and you can only get hot drinks in a Short size. Tall - 12 oz(350ml). Tall is considered to be a “small” sized drink. In fact‚ if you order a ’Small’ at Starbucks‚ you get a Tall. Grande - 16 oz.(470ml) Pronounced “GRAWN-day”. A Large Tim
Premium Starbucks Coffee Espresso
Abstinence Pledges – Are They Effective or Ineffective? Studies are proving both sides of this argument. They show that the pledges are both effective as well as ineffective‚ but mostly they are‚ ineffective. Although many teens take the Abstinence Pledge‚ most do not stick to it. Clearly‚ the pledges are ineffective because teens are still having sex & are not waiting until after marriage. My viewpoint on this subject is that Abstinence Pledges are ineffective and many who take the pledge fail
Premium Sexual intercourse Human sexual behavior Human sexuality
Chapter 1 Role of Financial Markets and Institutions 1. Financial market participants who provide funds are called A) deficit units. B) surplus units. C) primary units. D) secondary units. 2. The main provider(s) of funds to the U.S. Treasury is (are) A) households and businesses. B) foreign financial institutions
Premium Supply and demand Inflation Bond
High School Large Class Sizes Can Be a Large Problem ENG 3U1 Mrs.Willick 31/03/2014 McIntyre 1 Mrs. Willick ENG 3U1 31 March 2014 Large Class Sizes Can Be a Large Problem In today’s education system‚ it is clearer than ever that students are struggling more and more every day. People seem to be saying that large class sizes are a huge factor to students failing. These class sizes have done nothing but prove that they are a negative
Free Education School Teacher
TELECOMMUNICATIONS In 1997 Michael O’Dell‚ the chief scientist at World-Com‚ which owned the largest network of “Internet backbone” fiber optic cable in the world‚ stated that data traffic over the Internet was doubling every hundred days. This implied a growth rate of over 1‚000 percent a year. O’Dell went on to day that there was not enough fiber optic capacity to go around‚ and that “demand will far outstrip supply for the foreseeable future.” Electrified by this potential opportunity‚ a number companies rushed
Premium Money
be defined as the number of people (of working age) who are willing and available to work at current wage rates‚ but not currently employed • Unemployment rate: the percentage of the labour force without a job but registered as being willing and available for work • Labour force: those people holding a job or registered as being willing and available for work • Participation rate: the percentage of the population of working age declaring themselves to be in the labour force TYPES
Free Unemployment
HIST1002 Dr. Timothy G. McMahon June 15‚ 2012 Introduction: In History 1002: Western Civilization since 1715‚ we have covered many important historical event since 17th Century. The Enlightenment was a philosophical and literary movement in the 18th century Europe that sought to improve the human condition and advance knowledge. It promoted science and intellectual interchange and opposed superstition‚ intolerance and abuses in church and state. Some key figures in the enlightenment are Immanuel
Premium Age of Enlightenment