They submit their data about their people, their users to us, so Baidu users can easily find information related to that.
校内网将用户数据提交给我们,这样,百度的用户就能够轻松,搜索到相关信息。
We're talking about like, if you didn't, even if you had all your data on your computer backed up on hard drive,
如果你没有将你电脑里的数据备份到硬盘里,
And if you think about the percentage of a day's calories these things are the numbers are really pretty high.
如果考虑每日卡路里百分比的话,数据将会非常地高
So the Priestly materials are found as a block in Leviticus, a large part of Numbers, and then they're scattered throughout Genesis and Exodus.
在《利未记》中,与祭司相关的内容占了很大一块,有很多的数据,它们都将贯穿在《创世纪》和《出埃及记》中。
You'll corrupt your data.
你将会损坏数据。
We came up with this idea that we open up the interface so that people who owns the data, who owns the content, can submit it to us and we will integrate into our search results.
于是我们有了一个想法,开放一个接口,让拥有数据,以及容量的人,能够将其提交给我们,然后整合到搜索结果中。
won't dovetail with the units that come out of this calculation.
我们得出的数据的单位,将不会和最后的计算单位相吻合。
I'm going to have each observation as a year.
将每一年的数据作为一个观察值
You try to design actually I'm going to come back to that in a second. It's like you're trying to use a hash function that spread things out pretty evenly. But the places you store into in those lists may have to themselves have a small list in there, and when you go to check something, you may have to do a linear search through the elements in that list.
你尝试着去设计,实际上过会儿我会回头讲解这个问题,类似于你需要用一个哈希函数,非常平均的将物体分发出去,但是在列表中你数据,映射到的地方可能会有自己的一小段列表,当你回头查找数据的时候,你可能需要在那一小段列表中做线性查找。
At least if we look at the statistics, just about every single one of you, after you leave Harvard,will join an organization, an organization that is a social enterprise, not for profit,something to better the world.
看一下统计数据,你们每个人,离开哈佛后,都将加入公司,这个组织是个社会企业,非盈利机构,只为贡献社会而存在的。
these people lost everything!
那些数据将会全部丢失!
There's one particular issue with overnutrition called the metabolic syndrome that I'd like to talk about and show you a little data on.
代谢综合征是我将讨论并列举数据的,其中一个与营养过剩有关的问题
You could take weights on people measured over a period of many years and look at the variability over time in weight and then link it to things like heart disease and cancer, and I'll come back later and talk about the results of that particular study.
我们还可以得到人们很长一段时间里,每年的体重数据,观察体重随着时间变化的变动,并将观察结果与心脏疾病和癌症联系起来,我等一下会告诉大家这项研究的结果
It imports it into our database and does some fancy indexing as we'll call it later in the term to make searches more efficient.
将它导入到我们的数据库中,并进行一些变址,这将在后期会提到,它可以使查找更高效。
But it is in fact indicative of what's actually going on underneath the hood and for a forensic investigator to be honest and even problem set 5, it poses a potential wrinkle if those JPEGs, those photos we took are not contiguous back to back to back but are all over the place.
但是实际上就像那些法医调查员,所做的实质说明,其实对套题5也是如此,如果那些JPEG文件有问题,我们将其数据不能连续的,放回原来的地方,那么图像会呈现出波纹形状。
In Week 2 we'll look at things like cryptography and functions and the tools that by which you begin to assemble solutions to problems; in Week 3 we'll introduce what are generally ; known as algorithms and data structures; mechanisms by which you can solve problems more efficiently, effectively.
第2周,我们学习加密技术及其功能,还会学到一些操作工具,通过这些工具的使用来收集解决问题的办法,第3周,我们将介绍;,算法和数据结构,以及可以更有效地解决问题的机制。
In particular functions that operate on the data, perhaps on other data as well. The key idea here is to bind together the data and the functions that operate on that data as a single thing.
特别是处理数据的函数,也可能处理其他数据,这里的关键思想就是,将函数和操作数据的函数。
Well, A has to get whatever is in B. So now I'm clobbering, as they say, this value here, and at this point in the story, this is not good.
好的,A将获得B中的数据,现在我把这个值删掉,在这个地方,这是不好的。
But one of the teaching fellas also passed long to us recently, a little real world example of what happens when you're not mindful of various data types and you're not mindful of the imprecision that's inherent in representing data in a computer, at least using a language like C and low level primitives like floats and even doubles.
最近有个助教告诉我们,一个现实世界中的例子,当你不注意各种各样的数据类型,也不注意在计算机中表示数据时,其内在的不精确性,至少在用像C语言,和float甚至double型数据时,那将会发生什么?
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