fun

3 AI assistants side by side

We just developed an app that allows you to chat with ChatGPT, Claude, and Meta AI all at the same time! Imagine having three AI assistants by your side, ready to help you with anything you need. Compare their responses, learn from their differences,
Xu Cui
19 sec read

一盘围棋,一开始他吃了我一条龙,领先80目,后来我竟然翻盘了

断断续续下围棋已经很多年了。小学的时候就开始接触,也没人教,全自学。水平业余低级水平,在OGS上是4级。下围棋纯属休闲娱乐。赢了很高兴,输了有时候气得我把鼠标都拍坏了。下围棋确实很耽误时间,一盘至少半
Xu Cui
3 sec read

两个聚会趣味游戏

心有灵犀之猜物件 两个人A和B宣称他们“心有灵犀”。为了证明这一点,B到另外一个房间,然后包括A在内的众人随机挑选一件周围的物品(比如一个杯子)。B回来后,A开始指着周围的一些物品问B。比如: A指碗
Xu Cui
7 sec read

NIRS知识红包竞猜

想了解近红外fnirs技术的同学,可以考虑参加我们周六中午的知识竞猜活动。因为心仪科技的慷慨赞助,我们今年的红包比往年大几倍,从5元涨到20元,最后还有大题,奖励100元的大红包。欢迎大家踊跃参加,也
Xu Cui
2 sec read

An interesting gamble

The other day I was walking on a street, along which there are a lot of booths where people play games to gamble. I stopped in front of one booth. The host was warm and we started to talk. “How to play?”, I asked. “Well, simple.R
Xu Cui
1 min read

VMWare Player: guest OS not full screen?

VMWare Player is a great free tool if you want to run multiple operating systems on one computer. For example, you may have a Mac but need to run a few programs on Windows. Instead of purchasing a new Windows computer, you can simply use VMWare Playe
Xu Cui
22 sec read

尖椒土豆丝与自由意志

饭店里,你拿着菜单,在思考是点西红柿炒鸡蛋还是尖椒土豆丝。这个问题显然很重要,因为你已经考虑了几分钟了。最后,你下定了决心,拍了脑瓜子,说,就要土豆丝了。你如释重负。旁边的服务员可能夸你,说你做出了最
Xu Cui
4 sec read

Evolution of man

Xu Cui
2 sec read

Octopus Paul, hypothesis, p-Value and significance

Null hypothesis (H0): Octopus Paul doesn’t have the ability to predict. Or, the probability that he predicts correctly on each event is 1/2. Data: In 2010 World Cup, Octopus Paul correctly predicted the outcomes of 8 games out of 8 games. p-Val
Xu Cui
16 sec read