结果:找到“freq”相关内容537个,排序为按回复时间降序,搜索更多相关帖子请点击“高级”
High-frequency_Limit order book
23 个回复 - 8389 次查看
Price fluctuations from the order book perspective - empirical facts and a simple model
AbstractStatistical properties of an order book and the eect they have on price dynamicswere studied using t ...
2013-4-15 23:30 - cy1991630 - 金融学(理论版)
R语言frequency的问题 求帮助啊
7 个回复 - 6059 次查看
自己拿了一组数据建立时间序列,因为是月度数据 所以
frequency设置为了12,但是最后预测的时候报错Error in .cbind.ts(list(e1, e2), c(deparse(substitute(e1))[1L], deparse(substitute(e2))[1L]), :
not all ...
2018-6-12 21:38 - 哈利路亚嘿 - R语言论坛
Handbook of High Frequency Trading
7 个回复 - 1306 次查看
Handbook of High Frequency Trading
This comprehensive examination of high
frequency trading looks beyond mathematical models, which are the subject of most HFT books, to the mechanics of the mark ...
2015-3-20 21:05 - tigerwolf - 商学院
R包frequencyConnectedness相关问题
0 个回复 - 538 次查看
应用R包
frequencyConnectedness进行Diebold and Yilmaz (2012)溢出指数分析,得到的结果TO(FROM)不是每列(行)的非对角线元素和(Diebold and Yilmaz (2014)论文中公式),也不是每列(行)的非对角线元素和除以N ...
2022-4-26 15:07 - 于果1992 - 爱问频道
把proc freq的结果保存为数据集
8 个回复 - 2209 次查看
想请教一下各位大神,我这里有个程序
proc
freq data = KBM_2016 ;
tables quxian * age/nopercent norow nocol;(quxian是四川省的183个区县,age是年龄,有1,2,3分别代表三个年龄段)
run;
结果大概是这 ...
2021-11-16 00:48 - dainiuhuang0 - SAS专版
High-Frequency Financial Econometrics
6 个回复 - 3564 次查看
Yacine Aït-Sahalia and Jean Jacod, "High-Frequency Financial Econometrics"
English | ISBN: 0691161437 | 2014 | 688 pages | PDF | 8 MB
High-
frequency trading is an algorithm-based computeriz ...
2014-8-31 15:27 - igs816 - 计量经济学与统计软件
The High Frequency Game Changer
0 个回复 - 553 次查看
The High Frequency Game Changer: How Automated Trading Strategies Have Revolutionized the Markets
English | 2011 | ISBN: 0470770384 | 176 pages | EPUB[/backcolor]
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2021-9-26 18:16 - zhangke0987 - 投资人(实务版)
PROC FREQ能否为变量指定取值范围
1 个回复 - 1007 次查看
a取值范围1、2、3、4,b取值范围1、2、3、4;
如果a,b四个值都有数,那么用PROC FREQ得到的结果就是一个4*4的表格;
但是如果a全部取一个值,b全部取一个值,那么出来的结果就是一个1*1的格,如果想要生成交叉表只 ...
2021-1-29 11:39 - Rorschach啊 - SAS专版
如何导出proc freq中产生的某些结果
2 个回复 - 1551 次查看
有如下一段code:
%let frid_list=a06aa a06ab c01aa g04cb g04bd j01db j01ff n02aa n03ae n03af n03ax n04ba n04bc n06ab n06ax n06da r01ad r03cc s01la; /*一些药物的代码*/%let nmedicine=%sysfunc(countw( ...
2020-5-1 12:06 - yu9954 - SAS专版