chain
2021-1-29 19:0
但是严格来说，使用初始瞬态概念来描述问题是数学上的胡说。如果运行足够长时间，则x = 10是采样器最终必须访问的可能状态。在平衡分布下，P（X＞ 10）小于10 -23。因此，问题不在于我们根本不应该看到x = 10，而是问题在于我们不应该在短时间内看到它，因此我们从这样的示例得出的结论是我们不希望在平衡分布的尾部开......
2021-1-15 20:5
您是否知道您每周在手机上花费多少分钟？成年人平均每天花在智能手机上的时间超过3个小时，但是您是否曾经停下来思考一下手机的材质？当然有一个玻璃盖，一些金属和塑料，但是电池呢？
手机重约7盎司，而电池则是电池的1/5。 1大多数手机都依靠锂离子电池，该电池使用少于1克（3/100盎司）的锂作为能量存储的“媒介”。 2当......
2020-10-29 10:34
马尔可夫链蒙特卡罗(MCMC)是一类功能强大的方法，用于从已知直到(未知)归一化常数的概率分布中进行抽样。但是在我们深入研究MCMC之前，让我们先来考虑一下为什么您可能首先想要进行采样。
这个问题的答案是：只要你对样本本身感兴趣(例如，在贝叶斯推理中推断未知参数)，或者你需要它们来近似函数的期望值w.r.t。对于概率......
2020-10-22 9:12
简而言之，他解释说，特斯拉有十几家初创公司，他认为每一条产品线和每一家工厂都是初创公司。从特斯拉(Tesla)的高层来看，这是一个有趣的观点。特斯拉是一家汽车制造公司，也生产电池、家用太阳能电池板，并希望提供汽车保险。
在汽车制造之外，当被问及增长潜力时，马斯克指出了保险。他表示，保险业务可能成长为特斯拉汽车业务的3......
2020-8-19 12:49
我的媒体考古课有一个固定的作业，学生们进行“产品解剖”，拆卸旧的(希望是无法操作的)小玩意儿，以了解它们的起源和供应链。手机是一个最受欢迎的例子，既因为它们的复杂性，也因为很少有学生看到它们的内部。作业要求不仅要学会识别单个部件(摄像机传感器、电容器、电线组件)，还要学会识别当代制造的语言，识别电路板、条形码和零件号......
2010-5-12 22:9
The latest accessory from the Spring/Summer 2010 collection of Japanese fashion brand Original Fake is a simple key chain designed with the logo "cross eye" by......
2010-5-9 13:33
Italian luxury brand Prada has unveiled three key chains themed around the Shanghai World Expo, with fresh and interesting shapes. via
2010-4-14 19:23
Batch uploads are supported (select by Ctrl and Shift), although not automatically uploaded after selection like Photobucket.
Package and upload, support zip a......
2009-10-6 22:7
It's called Splitterbot, and it's a cute keychain that doubles as a device to help you share music with friends or lovers. When used, simply remove the head an......
2009-3-18 19:38
I have not written about the web disk for a long time, because there is no exciting change in the web disk industry recently. Just recently, more and more plac......
2009-1-17 14:22
EchoPic free network photo album, space size, picture format, picture size and other restrictions unknown, upload pictures can be linked to your website or blo......
2008-12-30 15:36
SkyDrive has expanded to 25 gigabytes of storage
Microsoft Windows Live's SkyDrive provides registered users with 5G space of the external web disk, a single f......
2008-12-6 22:15
For bloggers who don't want to devote their limited space capacity and traffic to external linked images, a fast, free, external linked album space is a must.
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2008-12-6 11:7
Picc Drop is a powerful external chain picture site (at first glance Picc also thought is "PICC property insurance"), the biggest feature is to support almost ......
2007-6-8 19:35
Shubaiye Yahoo space, Shubaiye Yahoo blog, Shubaiye Yahoo group belongs to Shubaiye Plastic Products Co., LTD., which watermark pictures, please indicate repri......
2007-6-1 21:42
Shubaye is specialized in the production of Christmas gifts, mobile phone hangers, photo frames, mobile phone holders, key chains, luggage tags, wrist straps, ......