不知道怎么回事，现在我在世界一流的研究所得访问，学习的大部分是数据处理，这个我以前从来没有考虑过得问题，我总以…
分类： 学习笔记
什么是统计？
“A decision was wise, even though it led to disastrous …
假设推断
strictly frequentist method 是 用似然比，用2种错误概念，使用备择假设，不使用验前…
什么是好的检测‘信号’方法？
先回答下面的问题：1你要找什么–信号。我们能否知道他们的特性？部分还是全部？2数据里面除了你要找的…
sed fitting
My resent work
Testing Standard Cosmology with Large Scale Structure
http://astronomy.lamost.org/bbs/viewthread.php?tid=21&a…
椭圆星系
Observational surveys of elliptical galaxies at high redshift have in recent years revealed a further interesting fact: ellipticals at high redshift appear to be much smaller in size than those in our local Universe, but have about the same mass and density of stars.
Lyman alpha systems and cosmology- Lyman alpha forest
http://astro.berkeley.edu/~jcohn/lya.html 1 why forest …
The chemical evolution of the Galaxy
The model for the chemical evolution of the Galaxy was …
w<-1?
Today, in a seminar, a Prof. asked: in the future, if m…