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全部话题 - 话题: methods
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i********e
发帖数: 31
1
NA Digest, V. 07, # 04
From: v**[email protected]
Date: Tue, 16 Jan 2007 16:40:22 -0500
Subject: New Book: Optimization Methods in Finance
Optimization Methods in Finance
Gerard Cornuejols, Carnegie Mellon University, Pennsylvania
Reha Tutuncu, Quantitative Resources Group, Goldman Sachs Asset Management,
New York
Optimization models play an increasingly important role in financial
decisions. This is the first textbook that shows how recent advances in
optimization models, methods and software can
b*****f
发帖数: 50
2
贡献一把,
讲 Numerical method 简单的, 值得买的,虽然网上都有。
Finite Difference
《Numerical Solution of Partial Differential Equations: An Introduction》 by
Morton and Mayer
Finite Volume
《Finite Volume Methods for Hyperbolic Problems》 by LeVeque
Finite Element
《The Finite Element Method: Linear Static and Dynamic Finite Element
Analysis》 By Hughes
Numerical analysis 侧重不一样,要不少基础课,估计你用不着,就不列了。
看《Numerical Recipes》不如看什么《intro to scientific computing》
z****u
发帖数: 185
3
I think "implied vol of the barrier option" is the vol you will use when you
apply the vanna-volga method, if you mean something else, then it's going
to be a different story.
you'd better know what you are talking about first. you said
"My question is: it looks like V-V method is just adding an adjustment
to the BS price, then what is the implied vol of the option then? "
what is "the option" ? also, you said,
"in the introduction it says the vanna volga method is to hedge out the
Black Scholes... 阅读全帖
o****o
发帖数: 8077
4
a well-built logistic regression can have error rate as low as any other
popular methods, if not lower. I once compared Neural Netowrk vs. logistic
regression on different scenarios, as well built logistic regression standed
out on error rate both in training sample and validation sample
try some boosting methods, too. If your data is not very noisy, boosting
helps to overcome nonlinearity not handled by your primary model.
for very high dimensional data, methods such as Boltzmann Machines and B
A*****1
发帖数: 1029
5
来自主题: Military版 - nature methods跟nature哪个更好?
nature method比nature差了八条街
如果庄那篇有革命意义的牛idea做出来草草快速投个nature method,至少庄是知道自
己如果不赶快投出去就会被别人scoop了。不说剽窃,但肯定在eric文章发表之前庄已
经知道eric文章的内容了
f*****y
发帖数: 142
6
来自主题: Automobile版 - Simple method to install EQUAL ?!!
You may have read my post about EQUAL, the magic tire balance solution
(dynamic and lifetime). Although the recommended installation methods from
the manufacturer (IMI) are simple, they may not be accessible to do for a
small amount of money.
The first method is to drop the bag of EQUAL directly into the tire when
mounting it. The bag is made from fragile paper and will break out after a
few miles of drive. However, you will need to pay someone to mount the tire,
or at least have a piece of junk
s*****n
发帖数: 5488
7
来自主题: JobHunting版 - Factory method design pattern
下面这个怎么可能是 factory method?
具体其他的实现来说,你只需了解为什么factory method 有用就ok了。
b*2
发帖数: 94
8
来自主题: JobHunting版 - Dsign Pattern: template method vs strategy
template is like a trigger, which package several abstract methods.
Different sub-class could have different implementation. And our cute
trigger will launch all those methods.
Strategy is pretty strightforward, get the algorithm based on the context.
f********a
发帖数: 165
9
import java.util.HashMap;
public class MyClass {

public static HashMap hashMap = new HashMap Integer>();
private String s = new String();

public void log1(String msg1, String msg2){
synchronized(hashMap){
System.out.println(msg1);
System.out.println(msg2);
}
}

public void log2()
{
hashMap.put(new String("123"), new Integer(1));
}
public static void log3(String ms... 阅读全帖
b******v
发帖数: 1493
10
【 以下文字转载自 Statistics 讨论区 】
发信人: bokertov (早上好), 信区: Statistics
标 题: For sale:"Bayesian Methods for Data Analysis"
发信站: BBS 未名空间站 (Sun Sep 5 15:37:18 2010, 美东)
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=250690559401
还有两个小时就结束了
Bayesian Methods for Data Analysis by Bradley Carlin
第3版(最新版)
只用过一个学期,用来做作业,基本上还是新的。
z****c
发帖数: 602
11
来自主题: TVGame版 - Softmod method and Kernal version.
Here I only discuss the pure softmod methods, which means without opening the
xbox and voiding the warranty.
Kernal 5713: (Dashboard is not downgradable)
Game save hack + signning with Habibi key
Kernel 5530 (PBL will not be loaded)
1. Game save hack + signning with Habibi key
After downgrade to 4920 Dashboard:
2. Font hack + signning with Font key.
3. Audio hack + signning with Habibi key.
Kernal 5101 and older (You can do any softmod methods)
1. Game save hack + signning with Habibi key
2. Gam
c**i
发帖数: 6973
12
来自主题: Music版 - The Suzuki Method
Stephen Miller, The Suzuki Method He Imported Keyed a Music Revolution. Wall
Street Journal, Jan 14, 2011 (Remembrances: John Kendall 1917-2011).
http://online.wsj.com/article/SB1000142405274
8704637704576082283677493472.html
("Key to the Suzuki method was the insight that children can learn music as
they do language—by listening and trying to repeat what they hear, with
lots of parental encouragement")
Note:
(a) Shinichi SUZUKI 鈴木 鎮一
http://en.wikipedia.org/wiki/Shinichi_Suzuki_(violinist)
(b)... 阅读全帖
p****u
发帖数: 2
13
Hi,
Anybody know any good software or input method for people from taiwan used to
Zhuyin input method to be able to input simplified chinese by some type of
conversion software?
Thanks,
Please reply to my mailbox.
Peter
v*****n
发帖数: 621
14
来自主题: BuildingWeb版 - Method Not Allowed
下载了一个perl script,作留言薄用。
但试用的时候出现如下信息
“Method Not Allowed
The requested method POST is not allowed for the URL /~myang/guest/guest.pl.

用的是apache 1.3.27
请问大侠们,该如何解决?
s*********b
发帖数: 815
15
没读过。这两年好像多了好多这类书。当年我们用的是Clarke那本Model Checking。
书薄,缺乏足够的直观描述。用来参考的Logic in Computer Science: Modelling and
Reasoning about Systems还不错,适合入门。后来用的Principles of Program
Analysis和Verification of Reactive Systems: Formal Methods and Algorithms
也写得挺好,不过有点深。Formal Methods就就是应用逻辑+应用抽象代数,覆盖
面挺广。别人喜欢的参考资料未必适合你。不如自己到图书馆多看看,找到自己喜欢的。

Hinchey
s*****o
发帖数: 48
16
Computerized Medical Imaging and Graphics (CMIG)
Special Issue on Computational Methods and Clinical Applications for Spine
Imaging
Call for Papers
Guest editors:
Jianhua Yao (National Institutes of Health)
Email: j**[email protected]
http://www.cc.nih.gov/drd/staff/jianhua_yao.html
Tobias Klinder (Philips Research)
Email: t************[email protected]
Aly A. Farag (University of Louisville)
Email: a*******[email protected]
Webpage: http://www.cvip.uofl.edu
Shuo Li (GE Healthcare & University of Western ... 阅读全帖
f*z
发帖数: 421
17
【 以下文字转载自 Programming 讨论区 】
发信人: fyz (木~花样年华), 信区: Programming
标 题: C++ static member method with default arguments
发信站: BBS 未名空间站 (Thu May 29 05:40:49 2014, 美东)
大牛,同学们,请教,static member method 可不可用default argument?比如,
enum Index
{
INDEX_A = 0,
INDEX_B
};
class foo
{
public:
static void method1( int a, int b = Index::INDEX_A);
};
编译可以过,但有什么要注意的地方?
多谢!
m*****u
发帖数: 19562
18
【 以下文字转载自 Programming 讨论区 】
发信人: meilefu (好好挣钱), 信区: Programming
标 题: An error when calling COM method in Javascript
发信站: BBS 未名空间站 (Tue Jan 30 11:26:18 2007)
I am trying to call a COM method in Javascript
It works fine is IE6, but not in IE 7 and mozilla..
Code is like this
In asp file, I loaded the ActiveX object
VIEWASTEXT>

...

In javascript
document.myForm.aActiveXCtl
l****2
发帖数: 41
19
I want to pass component attributes from JSF page to a managed bean method
so that the method can return a value back to JSF page. But I found I can't
pass different attributes.
My problem is also described in the following post:
http://forum.java.sun.com/thread.jspa?threadID=759750&messageID=4340566
But I didn't get the solution from that post.
Anyone can help?
Thanks,
I*******o
发帖数: 53
20
那么这就涉及2个问题了
Q1: comparator()作为public method的话,有用途么?
Q2:如果comparator()没有其他用途,实际上只是为了给constructor用一下,
却因为是interface method而不得不成为public,这个算是违反encapsulation原则了
吧?
是否有另外一个mechanicsm/pattern可以做到类似的框架,却把comparator()给封装起
来?
l*****b
发帖数: 82
21
Hi, magicfat , thank you. Many suggest to take "synchronized" out. My
Servlet has no any instance or static variable. Could I assume the un-
synchronized method is still thread safe? And this high CPU usage is normal
case for un-synchronized method?
l********0
发帖数: 283
22
你是问,传给同步method的参数,会不会作为同步锁?
如果是这个问题,答案是:不是。
l********0
发帖数: 283
23
哪个object?
楼主问的是method的parameters,不是this
l********0
发帖数: 283
24
对了,我还要补充一下
method的parameters不一定是锁,但是可以作为锁
k***r
发帖数: 4260
25
My understanding is, when an object monitor is being used,
the access to that object is exclusive. So it is locked,
unless you have other methods that's not protected by this
synchronized()l
g**e
发帖数: 6127
26
private method can not be overriden in java. you just defined another method
in subclass with the same signature.
q*********u
发帖数: 280
27
是的,内存里面,应该是两个不同的地方的两个函数。

private method can not be overriden in java. you just defined another method
in subclass with the same signature.
r**o
发帖数: 481
28
来自主题: Java版 - How to intercept a method call
How to intercept a method call from the client without override the method
or change the client way of calling?
r*****l
发帖数: 2859
29
1, Find out why the synchronized methods need to access class level members.
2, If they do it in order to share data across threads, then you will need
some synchronization. You can either centralize the synchronized blocks or
externalize the data and make the data threadsafe.
3, If they do it in order to share data between different methods for one
thread, then use ThreadLocal.
r********r
发帖数: 208
30
Thanks, I got it in the 2nd link.
不过,我不明白的是:list( )是Properties的method,不是getProperties()的method
,怎么能有下面的用法呢?
System.getProperties().list(System.out);
Y**G
发帖数: 1089
31
来自主题: Java版 - Java synchronized method一问
method 1 and method 2 won't be called on the same instance any time.
c*********e
发帖数: 16335
32
来自主题: Java版 - Java synchronized method一问
烙印说的对啊,如果是一个instance,会锁住。但是,如果2个thread是不同instance,
就不会锁住啊。
一般来说,可以在class A里面设置一个static int temp = 0;在method 1里面,如果
temp == 0, do something, then temp =1;在method 2里面,如果temp == 1,do
something, then temp = 0;见过有人用這種方法。
c*********e
发帖数: 16335
33
来自主题: Java版 - Java synchronized method一问
你是说
CLASS A{
PUBLIC static synchronized METHOD 1
PUBLIC static synchronized METHOD 2
} ?
这倒可以试试。
m********o
发帖数: 129
34
$ sudo apt-get install im-switch fcitx
$ sudo im-switch -s fcitx -z default
$ im-switch -s fcitx -z default
$ sudo gedit /usr/lib/gtk-2.0/2.10.0/immodule-files.d/libgtk2.0-0.immodules
修改
"/usr/lib/gtk-2.0/2.10.0/immodules/im-xim.so"
"xim" "X Input Method" "gtk20" "/usr/share/locale" "ko:ja:th:zh"

"/usr/lib/gtk-2.0/2.10.0/immodules/im-xim.so"
"xim" "X Input Method" "gtk20" "/usr/share/locale" "en:ko:ja:th:zh"
重启x
如果fcitx字体不正确,打开gedit,选择gb10830打开~/.fcitx/config,修改相应配置

to
the
j***i
发帖数: 1278
35
来自主题: Programming版 - python 可以给class动态添加method吗?
恩,我是了下,对的
我还有另外一个问题
如果我想家的是已有的method的一个overload 如何?
class c 有一个method func(int)
我想加一个 func(int,int)的overload 该如何?
c**********e
发帖数: 2007
36
来自主题: Programming版 - Calling pure virtual method
1. Is it possible to call a pure virtual method that has not been defined?
2. Is it possible to call a pure virtual method that has been defined?
c*******0
发帖数: 5247
37
来自主题: Programming版 - golang的method是后来加的?

slice, map这些都是数据结构的原语,不需要加method啊。就好像channel也不需要和
method接触一样。
好比Java,你的int,float也不是对象嘛,Java自己wrap了一层变成了Integer和Float
,你还不知道里面的开销多大。
Go里面很多东西都是你要掰一掰以前的思维习惯才能明白它为什么这么设计。你说说你
的具体usage case,别人可以帮你看看应该怎么写
f****r
发帖数: 709
38
来自主题: XML版 - NodeFromID Method!!!
Hi,
I want to use nodeFromID method in MS XmlDOM.
How should I define the xml schema? And how should I call this method.
I appreciate it if somebody can provide me some source code. Thanks
m******u
发帖数: 247
39
来自主题: Accounting版 - POOLING-OF-INTERESTS METHOD?
很少考的,这个方法已经DISCARD了,现在都用PURCHASE METHOD
我觉得这个POOLING你只要知道合并是把SUBSIDIARY从年初就开始合并,然后B/S都是用
BOOK VALUE 而不是FMV就好了。就是大概有点概念它和PURCHASE METHOD有什么区别。
x**g
发帖数: 807
40
来自主题: Accounting版 - FAR-Lecture 3-pooling interests method
"pooling of interests method" is not followed GAAP method, and I didn;t
have it in my exam.
j******g
发帖数: 200
41
来自主题: Accounting版 - FAR chapter4关于allowance method
【 以下文字转载自 CPA 俱乐部 】
发信人: juanyong (ly), 信区: CPA
标 题: FAR chapter4关于allowance method
发信站: BBS 未名空间站 (Wed Dec 28 02:47:20 2011, 美东)
FAR chapter4 page15,
翻来覆去还是想不明白allowance method 的journal entry
Restore the account previously written off:
Accounts Receivable ***
Allowance for Doubtful Accounts ***
Cash ***
Accounts Receivable ***
这里面的allowance for doubtful accounts是增加的,为什么不用bad debts expense
代替呢? 以前认为收不回来的A/R现在可以收回来了,为什么allowance反而增加不是
减少呢?这是啥逻辑?
intermedia... 阅读全帖
m****i
发帖数: 1401
42
来自主题: Accounting版 - 请教equity method year 2计算问题
我的理解是:they sold 50%of the stock on July 1st in year 2, so lost
significant influence over the sub, and they quit equity methode by that
time. So the equity method was only applied for half of year 2's income from
Polk. The last part of the calculation is to evaluate the balance of the
investment account, so that they can calculate gain on sale.
hope that helps!
b********n
发帖数: 1651
43
多谢。那是不是说明这个equity method有点类似逐渐mark to book value, 相反cost
method是mark to market?
BTW, FV大于BV为什么会是FV被低估呢?
谢谢mm!
s**x
发帖数: 138
44
来自主题: Biology版 - paper help---Methods Mol Biol
Laser-capture microdissection and pressure catapulting for the analysis of
gene expression in the renal glomerulus.
Methods Mol Biol. 2010;611:29-40.
Laser capture microdissection of kidney tissue.
Methods Mol Biol. 2009;466:73-82.
h**********r
发帖数: 671
45
A rapid screening method for lipid-accumulating yeast using a replica-
printing technique
Journal of Microbiological Methods
Volume 4, Issues 3-4, November 1985, Pages 203-210
My email is m******[email protected]
Thank you so much for your time and attnetion!
A****A
发帖数: 16
46
来自主题: Biology版 - Nature methods: method of the year 2011
Gene-editing nucleases
Monya Baker
Nature Methods 9, 23–26 (2012)
Precise ways to modify the genome arose from unexpected places. Monya Baker
reports.
http://www.nature.com/nmeth/journal/v9/n1/full/nmeth.1807.html
U**l
发帖数: 153
47
来自主题: Biology版 - Sunney Xie评上method of the year
http://www.nature.com/nmeth/journal/v11/n1/full/nmeth.2768.html
今天刚出的Nature methods每年度的method of the year评选,今年选了single cell
DNA/RNA genome sequencing,还放了张Sunney Xie的大头照在网页上。
版上内行牛人颇多,哪位能讲讲当年Sunney怎么转到做这个的上面来的。很佩服牛人们
的眼光,能找准有前景有影响力的方向。
y**********3
发帖数: 339
48
谁有这本书的电子版呀?能不能发给我呀?有包子答谢!谢谢大家了!
Experimental Innovations in Surface Science: A Guide to Practical Laboratory
Methods
and Instruments
Experimental Innovations in Surface Science: A Guide to Practical Laboratory
Methods
and Instruments
John T. Yates
ISBN 10: 0387983325 / 0-387-98332-5
ISBN 13: 9780387983325
Publisher: Springer Verlag
Publication Date: 1997
Binding: Hardcover
Amazon上面已经炒成天价了
http://www.amazon.com/Experimental-Innovations-Surface-Science-
Instruments/dp/0387983325
顺便问一下,一个包子就是10伪币吧?
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