Now, when we talked about optimization problems in dynamic programming, I said there were two things to look for.
现在,当我们讨论,动态编程中的最优化问题时,我想说有两件事需要注意。
In part because one of the things were trying to accomplish is to have you folks start noticing ambiguities in problem statements.
我们一直想要你们注意到,问题陈述中的不明确性,因为这就是生活中的计算。
Of course, the problem is, we're distracted by the comings and goings, the hurly burly of the ordinary everyday world.
但问题在于,在这个普通寻常的世界上,来往喧嚣吸引了我们的注意力
Now incidentally, that's an interesting question that you bring up, because--should I pay any attention to dividend dates as an investor?
你提出了一个很有趣的问题,投资者应该注意除息日吗
That is to say, we're going to focus on the question of what a poem is, and the question "What criteria should we invoke in order to read it for the best and correctly?"
换句话说,我们将把注意力集中在,“什么是诗歌“,和“为了读懂诗歌,我们需要具备哪些素质“的问题上“
So, you might have noticed that we will have spent about 6 and 1/2 lectures just getting to the point where we have only one electron, so we're only up hydrogen so far.
你们可能已经注意到了,我们已经花了6周半的时间,来仅仅是讲到单电子问题的情形,我们现在只研究氢原子。
And, if you note the repeated presence of that question, where was Dean?
而且,如果你注意到那个一直存在的问题,就是迪恩在哪?
Here's something else and I guess it's a quiz question I think I'm asking you there, and it has to do about a home pitch.
有些我们小测验里的问题要注意下,我想问问你们,关于主音高的问题
If people don't know which foods are healthy well then it argues for education--but notice that that was almost the lowest ranked thing that people said.
要是人们不知道哪些食物是健康的,这关乎教育问题了,然而值得注意的是,这是大家提及最少的一个原因
Before Piaget, nobody noticed that babies had this problem tracking and understanding objects.
在皮亚杰之前,并没有人注意到婴儿在追踪和理解客体上,存在着守恒的问题
Focus. Answer the question.
注意,回答问题。
Dissolvable stitches or sutures, now what needs to be engineered in those?
可吸收缝合线,在设计缝合线时需要注意什么问题
Because notice there's going to be eventually a problem.
因为请注意这最终将是一个问题。
Maybe the answer, or an answer, to this question is revealed in the Crito, the companion dialogue, the companion speech that goes along with the Apology, although it typically gets much less attention than the Apology.
也许答案或任何一种响应,这个问题的答案都可在《克里托篇》寻得,这是柏拉图的另一篇语录,另一篇,与《苏格拉底自辩篇》等齐的辩论,但一般较少受到,与《苏格拉底自辩篇》等同的注意。
But it grows pretty rapidly, as n goes up, and I'm going to show you an example in a second.
解决问题需要的时间会急剧增长,一会儿我会让大家看个例子的,我想大家注意的还是。
This is the sort of thing that people who do numerical programming worry about all the time. And there are a lot of a little tricks they use to deal with that, they'll perturb it a little bit, things like that.
这是一些做计算编程,要时刻注意的问题,当然有的时候我们还需要,应对一些假象,比如像这样被扰乱的。
See if we can find it here. And notice, by the way, that I commented out the previous debugging line, rather than got rid of it.
我们再去从它们的中间开始尝试,看看我们能不能发现问题源,顺便说一下,请注意。
And in particular, if I think about that problem - actually I want to do this- if I think about that problem, I'm going to write a little piece of pseudo code.
关于这个问题尤其要注意的是,实际上当我考虑这个-,问题的时候我想这么做,我会去写一点伪代码。
And Thorndike noted that cats do not solve this problem through insight.
桑代克注意到,小猫并不会通过顿悟来解决这一问题。
I wanted to call attention to a few places in the text in which it is a question of expectation and of the way in which this expectation can be violated.
作品中有一些地方,我想引起大家的注意,那是一个关于,期望,和造成期望可违背的方式,的问题。
And so the question is, how many people notice when something happens?
但问题是,真正注意到的有几个人?
So you need to be careful.
这可是一个大问题,你们需要注意。
But notice that that label,personal identity, the problem of personal identity, seems to have built into it the assumption that whatever it is that's me is going to be a person.
但请注意这个标签,个人认同感,个人认同感的问题,似乎是建立在这样一个假设上,无论我是什么,都将是一个人。
That's a nice answer to the problem of fission, but notice the problem it raises for the argument for believing in a soul in the first place.
这对于裂变问题是个更好的答案,但请注意这个答案又引起了新的问题,这就是一开始相信灵魂的存在时的说法。
But you see the difference. Great question, and a very important thing to understand, and that's why I'm belaboring this point, since this is where people tend to get pretty confused, and this is why mutation is very important to understand. Yeah.
但是你们已经发现区别了,这问题挺好的,并且有重要的一点需要我们去注意的是,人们经常对可变性这一点感到很迷惑,但是可变性是很重要的,我们需要理解它,这也是我经常强调这一点的原因。
We have to know what to pay attention to People who are not good in focusing their attention on the right things -I'm not just talking about attention deficit disorder, I'm talking about some more high-level question of how you know what you should be paying attention to.
我们需要知道哪些值得注意,那些主次不分的人,我谈论的不仅是注意力不足过动症,还有在面对复杂问题时,你如何知道哪些事情值得关注
Well in C and many similar languages, you have to implement that same bracing structure with your keyboard using an open curly brace and a closed curly brace, so a tiny little detail.
在C语言和一些类似的编程语言中,你也必须搭建同样的架构,同样也得注意前大括号啊,后大括号啊等等这些细节问题。
Because I forgot what happens when you look at fractions.
因为我忘了处理分数的时候,应该注意的问题。
So if I type "man sleep," this is going to give me the user's manual for a program called sleep, but there's a gotcha and the problem set it makes clear, sleep notice that it says at top left sleep one.
所以如果我键入“man,sleep“,它将,给我一个叫做sleep程序的用户手册,但是这里有个参考信息,它使问题更清晰,请注意它指明在左上角。
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