一种是动态优化法，每次学习使用的学习参数由单纯形优化器在之前的学习过程中进行预测。
One is the dynamical optimization method that the learning factors at every step are previously predicted by the simplex optimizer.
但是死记硬背- - - - - -也就是，只在考试之前的学习- - - - - -从来不是一个好主意。
But cramming — that is, ONLY studying right before an exam — is never a good idea.
现在，英国心理学家格兰姆·谢弗发现，早在婴儿会说话之前，他们就能学习单词或一些不寻常的事物。
Now, British research psychologist Gram Shaffer has discovered that infants can learn words or uncommon things long before they can speak.
在放下吉他或停止上你的舞蹈课之前，你应该考虑如何在学习和爱好之间分配你的时间。
Before putting away the guitar or stopping your dance lessons, you should think how you could divide your time between studying and hobbies.
其次，年轻人可能受益于早期接触互联网，因为他们可以在接受正式的学校教育之前开始学习。
Secondly, young people might benefit from early exposure to the Internet for they can start their learning ahead of formal schooling.
主动学习者不断地监测自己的理解，他们知道自己的理解什么时候出现了问题，在迷失方向之前就会寻求帮助。
Active learners are constantly monitoring their understanding, they know when their comprehension breaks down, and they ask for help before they become lost.
甚至在学期开始之前，他所有的课都已经满了，因为许多渴望学习的学生已经预定了。
All of his classes were all full even before the semester began because many students who were eager to learn already booked in.
她指着做了一半的布说：“这布是用最好的丝绸织成的。现在如果我剪掉它，我之前所有的工作都白费了。这和你的学习是一样的。”
Pointing at the half-done cloth, she said, "The cloth is woven from the best silk. Now if I cut it, all my previous work will be wasted. It's the same as your study."
在他去伦敦学习法律之前，他的父母为他在一家律师事务所里找了个工作。
His parents found him work in a solicitor's office before he headed to London to study law.
在开始学习之前，想一想通用的语法点，以此来激活你的语法。
Activate your grammar by thinking about the general grammar area before you begin to study.
如果你没有任何在你的公司关于IT ROI的经验，在你开始学习第一步之前，首先需要集合你的评估小组。
If you do not have any previous experience with it ROI in your company, learn all you can before your first visible step, assembling your assessment team.
而早在婴儿咿呀学语之前，他们就已经开始学习自己母语的音调了。
But long before that first burble or coo, babies are learning the elements of language.
不要忘记之前有很多像你这样或那样的人都或多或少的已经学习了这些。
Don't forget that there is a lot you, and others before you, have learnt about things more or less like it.
如果你愿意做的仅仅是在考试之前花费几个小时学习，你会发现想让数学及格是件非常难的事情。
If all that you're willing to do is spend a couple of hours studying before each exam then you will find that passing most math classes will be very difficult.
加上已经激活的词汇，在你开始学习语法细节之前，就可以帮助你的大脑用一种轻松的方法了解过去时。
As with activating vocabulary, you'll help your brain bring up what it knows about the past simple in an easy way before you begin to focus on studying English grammar in detail.
在回答这些问题之前，我们需要学习出站服务的创建。
Before answering, we need to study outbound service creation.
在亨德里克斯为伊斯里兄弟和小理查德的巡回演出做伴奏之前，他是在纳什维尔的蓝调俱乐部里学习演奏吉他的。
Hendrix learned to play in Nashville blues clubs before touring as a back-up musician for the Isley Brothers and Little Richard.
在拍摄一集剧集之前你需要学习多少相关的科学知识呢？
To what extent do you learn about the science in a particular episode before taping? -rachelle Haynik, BROOKLYN, Ohio.
可能的解决方式： 在你开始之前去浏览Flippa上的表单，学习一下你的货品和销售方式到底是什么。
Possible solutions: Before you start watch listings on “Flippa” and learn what really sells &why.
在你与一个漂亮女孩约会之前，你应该学习了解一些进餐时的礼节。
Before you have a dinner date with a beautiful girl, you should learn some eating etiquette.
他们交谈的对象，那些挂在墙上、矗立在地上的是那些之前也在此处学习，然后达到艺术顶峰的前辈们的作品。
About them, hanging from every wall, or upon stands in the round, are the works of those who came before them and reached the apex of their profession.
在学习本文以及本系列后续的文章之前，您首先应该阅读本系列的第一篇文章。
You should read the first article in this series before attempting to work on this article and future articles in this series.
例如，亚里士多德在成立自己的学校之前，既曾在学园里学习，又在里面教学。
Aristotle, for example, both studied and taught at the Academy before he founded his own school.
请您在开始学习本文之前，完成对第2部分的学习，这是因为您将用到与之相同的例子应用程序。
Be sure to work through Part 2 before you start this article, because you use the same sample applications in both.
或许在读那一章之前先说说,你们自己的观点更有利于你们的学习。
In fact, maybe it's better for you to try out your own ideas before you read that chapter.
在开始学习之前，请准备好参考书，笔记，字典或者任何对你想学习的内容有帮助的资料。
Before you start learning, you should choose a textbook, script, dictionary or anything that you wish to be the source of your knowledge.
如今西北大学一项研究发现了一种新的培训方式，可以将之前认为学习中获得进步所必要的努力减少到一半以下。
Now research from Northwestern University suggests a new way of training that could reduce by at least half the effort previously thought necessary to make learning gains.
他说：“我学到了很多很多，项目开始的时候我已经有不少知识了，但是随着工作的进行，我得学习之前没怎么接触过的东西。”
"I learned a fantastic amount," he said, "I came into it with a reasonably good knowledge, but this opened up a lot of areas that I did not have much exposure to."
如果您是在1997年之前开始学习编程，那么可能您学习的第一种编程语言没有提供透明的垃圾收集。
If you learned to program before 1997, chances are that the first programming language you learned didn't provide transparent garbage collection.
如果您是在1997年之前开始学习编程，那么可能您学习的第一种编程语言没有提供透明的垃圾收集。
If you learned to program before 1997, chances are that the first programming language you learned didn't provide transparent garbage collection.
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