2007年4月7日星期六

计算机使用的一些技巧

1.如果同时有多个窗口打开,想要关闭的话,可以按住shift不放然后点击窗口右 上角的关闭图标.

2.在保存网页前,可以按一下"ESC"键(或脱机工作)再保存,这样保存很快

3.用电脑听CD可以不用任何的播放软件,把音箱线直接接到光驱的耳机孔,放入 CD,按光驱上的play键就可以直接听了,这样听歌可以不占用系统资源。(如 果你的电脑坏了,不能启动或什么的,一时放在那不能修,千万不要浪费资源 ,把用里面的电源给光驱通上电,就可以暂时做CD机了.

4.MSN中发消息的时候是按enter的,如果想要换行而不想发出消息,可以 shift+enter或ctrl+enter

5.浏览器的地址栏里可以调试简短的HTML代码。方法如下: 地址栏写 about :abc 回车,就看到效果了.

6.Windows快捷键:
win+m 显示桌面
win+pause 系统属性
快速重新启动:按确定前先按shift(不适用于2k、xp).
彻底删除:shift+del
不让光盘自动运行:按shift
Ctrl+Esc:相当于"开始"或WIN键
Ctrl+Home:将游标移至文字编辑区的开始始(Home单用:移至列首)
Ctrl+End:将光标移至文字编辑区的终点(End单用:移至列尾)
Alt+F4:关闭当前视窗(若是点一下桌面再按则为关机)
F2:更改名称
windows+e 资源管理器.
windows+r 运行.
windows+f 查找.
windows+u 关闭系统.
windows+d最小化所有窗口,再按一次Win+D可回到最小化前的窗口.
windows+m最小化所有窗口,但再按一次无法回到最小化前的窗口.
Shift+F10,可以打开所选项目的右键菜单.
按住 CTRL+SHIFT 拖动文件:创建快捷方式.

7.关机快捷方式
(1). 在桌面空白位置按鼠标右键 -> <新建> -> 选<快捷方式>
(2). 在<指令行>键入 rundll.exe user.exe,exitwindows
(3). 在<选择快捷方式 的名称>键入<关闭Window>或你想要的名称 -> 按<完成 >

8.重新启动快捷方式
(1). 重复以上 (1)
(2). 在<指令行>键入 rundll.exe user.exe,exitwindow***ec
(3). 在<选择快捷方式的名称>键入<重新启动Restart>或你想要的名称 -> 按< 完成>

9.RUN - > cmd 或者command
就会看到DOS窗口。不知道大家注意到那个小小的图标没有,在左上角。
点击这个图标, 就会看到下拉菜单, 尤其是Edit下的一些功能, 很方便

10.con、nul是MS系统的保留名,它不能做为文件名!检查你的web空间是不是M$ 系统,可以建一个con的文件夹试试

11.想把自己的某个文件夹的文件做一个列表? 用什么软件呢? 不用,直接在命令 行下输入 "tree /f > index.txt".打开index.txt看一下是不是一目了然

12.保存无边窗口页面请用CTRL+N新开窗口

13.如果一个文件夹下有很多文件,如果想快速找到想要的文件,先随便选择一个 文件,然后在键盘上选择想要的文件的第一个字母就可以了

14.说个QQ隐身登陆的笨办法:
在网吧上网,如果直接从注册向导登陆的话QQ是上线登陆的,可是有时候却不 希望现身,怎样实现隐身登陆呢?
就是拿一个没用的QQ先从注册向导登陆了,选择状态为隐身,然后在系统参数 中选中以隐身方式登陆,点确定,然后直接在这个QQ上运行注册向导登陆你要 登陆的QQ,你会发现现在QQ是隐身的了。

15.win98改ip不重启的办法:
1).改完ip选择取消。
2).在设备管理器里禁用改了ip的那块网卡。
3).启用网卡。
ok,你改的ip已经可以用了

16.2000和xp下运行"cmd",进入dos窗口,复制和粘贴都用右键完成

17.收藏夹不要放在系统盘,以免忘了备份,每次装完系统用"超级魔法兔子"指 定路径

18.对于系统不明白的地方,平时多看windows自带的帮助,不要盲目去找人解决 ,也许帮助才是最快和最全的。(其余软件也是同理)

19.winxp自带批量重命名功能,只要选中一堆文件,选重命名,然后改第一个文 件,改完后,其他文件也会自动修改

20.上网时在地址栏内输入网址,系统会记录下来,虽然方便以后不用再重复,不 过如果是公用的机子,又不想让别人知道自己到过哪些地方,可以用"CTRL+ O(字母O,不是0)",这时对弹出一个"打开"对话框,在其中的地址栏内 输入网址,就不会被记录下来了.

21.IE快捷键:
Ctrl+W关闭窗口
F4打开地址拦的下拉选择网址
F6或ALT+D选择地址拦
空格键可以下翻页,Shift+空格则可以上翻页

22.如果你用foxmail,邮箱路径不在默认位置,可以修改account.cfg

23.NTFS分区上文件属性中有个"摘要"功能,很有用的,这样一些软件安装程序 是什么东东就不会忘了啊!

24.在IE的地址栏输入: javescript:alert(document.lastModified)可以得到网 页的更新日期.

25.通过网络共享时,尽量使用"运行",\ip地址共享文件名,而不要使用通过 "网上邻居"浏览访问,速度很慢,而且经常不全(特别是2000,xp),还要 注意适当的运用$

26.在98下快速做启动盘,只要把windows/command/edb下的所有文件复制到干净 的软盘中就可以做98启动盘

27.运行pq分区失败,出现不可识别的分区,只要找到pq安装目录UTILITY的 PTEDIT32.EXE,可以把原分区还原为原来格式.
打开资源管理器,选中文件夹,用小键盘的*,可以把这个文件夹中的所存在的 所有子文件夹迅速列出

28.QQ自己加自己的方法:在黑名单中加自己,然后再把自己拖到我的好友中就可 以了,然后再运行注册向导.

29.如果浏览的页面中应用了javascript禁用了鼠标右键,解决的方法:
1、如"xiayupei"的方法,先按住鼠标左键,然后将鼠标移动到目标处,点击 鼠标右键,一两秒之后,快捷菜单出现.
2、单击鼠标右键,(不要放开鼠标右键),将鼠标移到警告窗口处,点击鼠标 左键,关闭窗口,再将鼠标移回目标处,放开鼠标右键,快捷菜单出现.

30.realplay多曲播放.
选中多个曲目,然后拖到realplay 的播放地址栏就可以了,之后找到那个ram(会 自动生成),复制里面的内容多遍就可以反复听歌曲.

31.windows下文件可以只有扩展名
新建一个文本文档另存为.txt.前面什么也不要加,就可以了,但是你不能重 命名为这样的文件名!要用另存为!

32.IE真正的空白页:
在IE的快捷方式中右击---属性--选择"目标",这里的信息为:" crogram FilesInterner ExplorerEXPLORER.exe",在它之后添加" -nohome"字样即可。注意-nohome之前要有空格
快速设置主页:将IE地址栏里的"e"网页图标直接拖到工具栏上的"主页" 按钮图标上
不用重启也刷新注册表:同时按Ctrl+Alt+Del,在弹出的Windows任务列表中加 亮"Explore",单击"结束任务",显示关机屏幕,单击:"否",稍候,弹出 错误信息,单击"结束任务",windows游览器即会和新和注册表一起重新装 载!

33.快速启动RealOnePlayer的技巧:在Real的文件夹下搜索netid.smi和 getmedia.ini将其改名为:betid_bak.smi和getmedia_bak.ini,然后再打开 试试,是不是快很多.

34.跳过开机画面
启动时按 esc 即可,或者干脆一点,修改 msdos.sys在options段落加入 logo=0

35.创建浏览目录的快捷方式
在桌面上创建一个快捷方式, 命令为:C: WINDOWSEXPLORER.EXE /n,/e,C:当你双击此快捷方式时,将会用"Windows资源管理器"浏览C:。 当然,你可以用其他的目录名来替换命令中的C:

36.改变关机画面: 
记得以前可以改变开机画面吧,现在可以对关机画面动手喔!logow.sys 是等 待关机,logos.sys 是最後丑丑的 "您可以安全关机^_^都是 bmp 档,快动手 吧,原图是 320x400 , 256色!但是最後win95会把他放宽170%所以你可以先准 备一张 544x400 的图 再把这张图 resize 成320x400 再 rename 一下档名 就可以啦!(只能 256色喔 )而且最好注意一下色盘的问题*开机画面也可以 喔!logo.sys....

37.这个 .exe 用了哪些 .dll? 对应用程式右键单击,选 "快速检视"
笔者注快速检视必须另行安装,方法如下:a. 控制台/新增或移除程式/ Win95 安装程式 /附属应用程式/详细资料!b. 核取"快速检视"方块--确定

38.厌倦图形介面了吗 想念以前先进入 dos 在打 win 进窗户吗在 msdos.sys 中加入这一行BootGUI=0

39.在 win95的MS-DOS下使用长文件名
只需要在文件名前后加引号("")即可。如:
c:>dir "windows utilities"
c:>cd "windows utilities"insteasy
c:>edit "The list of my friends.txt"

40.加快软驱传输速度
往软盘上存贮较多资料时,让人等得真有点烦。我们不可能对软驱的机械结构 进行改造,但可以通过修改系统注册表以获得较高的数据传输速度,具体方法 如下:
打开系统注册表编辑器,找到
"HEKY-LOCAL-MACHINESystemCurrentControlsetServicesClassFCD00" ,在其右边的窗口空白处,占击鼠标的右健新建一个"DWORD"值,命名为 " Fore-Fifo",健值设定为"0"。 最后关闭注册表面化编辑器,重新启动电 脑,一切就OK了!

41.MSN背景修改:
是不是觉得MSN的背景很单调呢?那么很简单,找到你喜欢的图片,估计好大 小,最好是选择背景是透明的。命名为lvback.gif,找到目录Crogram FilesMessenger,将原来图片覆盖就OK了!

42.启动Winamp,并播放一首MP3
2.然后按住[SHIFT]不放,再单击面板上的"停止"按钮
3.你会发现音乐没有立即停止,而是逐渐降低音量直至完全消失,就象电台DJ 做的一样

43.1.启动QuickTime Movie Player,并打开一个mov文件
2.当它播放的时候,点击暂停按钮,然后按下[Shift]键,并双击播映窗口
3.电影开始倒放了,声音也是倒放的

44.在98下文件夹共享时,在共享名后面加个$可以把共享文件夹隐藏

45.Shift的另一个用法:
①大家经常使用Tab键、Spase键,但不知各位注意过没有,以上转换键都是顺 向的,但你按住Shift不放,再用上述按键时,他的转换方向是不是倒过来了?
②在英文输入时,如果在小写状态下,按住Shift同时输入的字母为大写,反之 亦然;

46.智能ABC输入法中字母 "v"的用法:
①、在智能ABC输入中,V + 数字(1~9),可以输入各种字符、图形、数字 等,一试便知,奇妙无穷,但我想大多数人早都用了吧?
②、在智能ABC输入中,在输入拼音的过程中("标准"或"双打"方式下) ,如果需要输入英文,可以不必切换到英文方式。键入"v"作为标志符,后 面跟随要输入的英文,按空格键即可。

47.在以Word为代表的Office系列中,图形、文本框等非字符元素的位置的微调: 以Word为例,在页面中插入图形或文本框等非字符元素,在页面排版时,经常 为Word固有的所进所干扰,无法达到如意的效果。在使用中,笔者摸索出以下 经验,与大家分享:
①、在调整某一图片(或其他元素,以下全以图片为代)的位置时,使用鼠标 或方向键将其移动到大致位置时,按住Ctrl键,再用方向键移动,你会发现现 在图片每次移动的间距比原来要小得多了,在Word要求的精度下应当完全达到 您的要求了。
②、在调整某一图片(或其他元素,以下全以图片为代)的大小时,不使用鼠 标时,图片变化的大小不连续,按住Alt键,再调节,现在其大小就可以任意 调节了.

使用python进行模拟正态分布研究

下面是使用python进行正态分布模拟的一个简单的例子,后面附有模拟数据
import random,math
 
def getAve(list):
 return sum(list)/len(list)
 
def getVar(list):
 u=getAve(list)
 result=0
 for x in list:
  result+=(x-u)**2
 result/=(len(list)-1)
 return result
 
def getList(n):
 list=[]
 for i in range(n):
  list.append(random.gauss(0,1))
 return list
 
def draw(list):
 char="*"
 temp=[]
 total=0
 for i in list:
  temp.append(int(math.floor(i/0.1)))
 for i in range(-30,30,1):
  print "%+.2f %d %s" % (i*0.1,temp.count(i),char*temp.count(i))
  total+=temp.count(i)
 print "all points",total
 
 
if __name__=="__main__":
        list=getList(1000)
        print list
        print "average:",getAve(list)
        print "varirance",getVar(list)
        draw(list)
 
实际运行数据1:
[-1.2948250136555968, 0.66988767109579928, -1.2772215711133952, -0.52702443969801727, 0.68401373219473138, 0.37431794832279047, 0.083801180072971992, -0.82656916542872183, -0.60147930904741886, 0.67925094594850866, 1.7376555915394714, -0.56552090210317385, 0.10118319047440145, -0.13212857153721577, 0.8632977878839293, -1.0276679005571538, -0.035016622908345674, -0.64416600006060143, -0.13248019105171155, -1.3999506279172882, -0.8662152041018194, -0.86139789732160599, 0.29683621507222957, -0.12782554927222098, 0.15905871635148702, -0.79564502595440201, 0.73318689712547613, 0.24980019790752037, -2.451791848338253, -1.3454802224144184, 0.31686787993147664, 0.62286392496925469, 0.29115889493056629, -0.47980762210526018, -1.176593413626553, 1.6635201491315905, -0.70767969500430383, 1.4779415028831981, -1.5101358758000756, -0.27670346611247643, -0.31957983813768737, 1.4762469123291559, 0.72477051284589478, 0.43318711906669594, 1.36086036642035, -0.34390897552707317, -0.92979930818360534, 0.55321249451484245, -1.0919632327343856, 0.42092170695027298, -0.52966381548901775, 0.76443757771250387, -1.2745764254025247, 0.653730739705224, -1.2993639056597126, 0.4838675656362702, -1.2673205319143639, 1.0158486329367236, -0.75943444344574262, 1.6053562167079285, -0.32220729930897152, -1.0680632167705562, -1.1935321231261984, -0.26351642102442879, -0.52551840092522573, 0.67109303059370373, 1.6363280452361204, -1.468126994474902, 0.40708038948083441, 0.59934935491733454, -1.5182810534868956, -1.1054758819899158, -0.693223573347583, -1.1218811981942527, 0.19541678631618609, 0.44946108108577881, 0.2534337770563434, 0.195487531406216, 2.0877593823428362, 0.33366282151436166, -1.0479983487760904, 0.51421735696743875, -0.75097002348463182, 2.1484586916130346, -0.65690233391665576, 1.2444257297677577, -0.30702555908498941, -0.55065721462276884, 1.0349168309455195, -1.8884819334592842, 2.0694396255187133, -0.35374103153229969, -0.70016882770928712, -1.8807184901430578, 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average: -0.0575513758607
varirance 0.969738371369
-3.00 0
-2.90 2 **
-2.80 1 *
-2.70 3 ***
-2.60 2 **
-2.50 1 *
-2.40 4 ****
-2.30 2 **
-2.20 5 *****
-2.10 1 *
-2.00 6 ******
-1.90 15 ***************
-1.80 3 ***
-1.70 9 *********
-1.60 15 ***************
-1.50 9 *********
-1.40 22 **********************
-1.30 19 *******************
-1.20 22 **********************
-1.10 22 **********************
-1.00 29 *****************************
-0.90 36 ************************************
-0.80 35 ***********************************
-0.70 37 *************************************
-0.60 36 ************************************
-0.50 26 **************************
-0.40 43 *******************************************
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-0.10 36 ************************************
+0.00 25 *************************
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+1.80 7 *******
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+2.30 2 **
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+2.50 0
+2.60 1 *
+2.70 2 **
+2.80 0
+2.90 0
all points 999
 
实际数据2:
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average: 0.02218478059
varirance 1.01990358009
-3.00 0
-2.90 1 *
-2.80 0
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-2.20 6 ******
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+2.30 3 ***
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+2.70 0
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+2.90 1 *
all points 997
实际数据3:
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average: -0.0378265507837
varirance 1.01538378696
-3.00 0
-2.90 0
-2.80 0
-2.70 2 **
-2.60 1 *
-2.50 1 *
-2.40 7 *******
-2.30 1 *
-2.20 3 ***
-2.10 9 *********
-2.00 4 ****
-1.90 8 ********
-1.80 11 ***********
-1.70 15 ***************
-1.60 13 *************
-1.50 20 ********************
-1.40 7 *******
-1.30 20 ********************
-1.20 22 **********************
-1.10 26 **************************
-1.00 24 ************************
-0.90 34 **********************************
-0.80 34 **********************************
-0.70 31 *******************************
-0.60 24 ************************
-0.50 44 ********************************************
-0.40 37 *************************************
-0.30 52 ****************************************************
-0.20 33 *********************************
-0.10 38 **************************************
+0.00 39 ***************************************
+0.10 41 *****************************************
+0.20 30 ******************************
+0.30 34 **********************************
+0.40 35 ***********************************
+0.50 33 *********************************
+0.60 26 **************************
+0.70 33 *********************************
+0.80 24 ************************
+0.90 16 ****************
+1.00 32 ********************************
+1.10 31 *******************************
+1.20 14 **************
+1.30 18 ******************
+1.40 17 *****************
+1.50 7 *******
+1.60 8 ********
+1.70 5 *****
+1.80 6 ******
+1.90 5 *****
+2.00 3 ***
+2.10 1 *
+2.20 4 ****
+2.30 4 ****
+2.40 4 ****
+2.50 3 ***
+2.60 1 *
+2.70 2 **
+2.80 1 *
+2.90 0
all points 998
欢迎大家对本例进行修改,如果有更好效果的模拟,请和我联系liuxin9023#gmail.com

2007年4月6日星期五

不懂公关,傻乎乎的迅雷还要栽多少跟头


一、迅雷遇到的麻烦很多
二、迅雷自我感觉太良好
三、民意和媒体、意见领袖
四、公关上得罪了太多地方
五、会做公关是企业成功的关键


一、迅雷遇到的麻烦很多

  从去年也就是2006年中到现在,迅雷可以说是被弄得心火上生,各种争执、批评几乎不断出现,而且一波接一波,从2006年中的华军、天空联手扫雷,到不断传出的迅雷吹牛的事件,最近又出现迅雷涉黄事件。当然这里也有点与笔者相关的"牛*事件"。诸如此类大量负面信息的出现,在中国除了百度之外没有第二家可以比拟了。

  在事件出来后,迅雷就到处打电话,要求对方撤销有关负面报道,比如笔者在天涯社区IT视界上面写了几篇批评迅雷的文章后,迅雷基本是第一时间给天涯社区编辑部打电话,要求天涯删除我的文章,诸如最近的搜狐似乎也接到了迅雷的"声明"电话了。

  观察迅雷的举动,我们不难产生这样的感觉,那就是"迅雷很牛",我有一次跟上海的朋友聊天,谈起迅雷,一致的结论就是"迅雷把自己当成宣传部"了,如果发表不同意见就是侵犯了迅雷的"宣传口径"了。

二、迅雷自我感觉太良好
 
  其实核心的关键在于迅雷以为自己有底气,自我感觉良好。我们来看看迅雷的一些发言,这些发言有的是迅雷自己说的,有的是与迅雷关系密切人士写的。迅雷发布的公关稿是这样吹捧迅雷:"迅雷,下一个腾讯!""迅雷,下一个百度正在走近" 、"毫无疑问,迅雷已经流行起来,并稳坐互联网下载领域头把交椅,而且后劲十足.据了解,迅雷已经成为中国最流行的软件之一,与腾迅QQ分别位居中国流行软件前两位,不难想象,中国互联网又一个从客户端软件发展起来的互联网巨头,在不久的将来给我们带来更大惊喜."

  这样的口吻在与迅雷关系密切的地方比比皆是,不过这里有一点很搞笑,那就是"迅雷,下一个腾讯!""迅雷,下一个百度正在走近"这种口号给人的感觉就是迅雷即使发展再好,也只能达到腾讯和百度的程度了。看来迅雷以为腾讯、百度是很高了,(笔者在想,为什么迅雷没有想到微软、google的高度呢?)

  迅雷的这些举动,给人的感觉就是雏鸟就试图与大鹏一较高低,不自量力。为什么这样说,我们可以比较一下,百度和腾讯都是正儿八经的上市企业,盈利模式完全是被业界正式认可的,两家每年现在都有几十亿元的销售额。而迅雷是什么情况?由于牵涉版权,业界公认迅雷上市路途遥不可及,再看迅雷的盈利模式也是非常不确定,正版销售一直没有突破,目前的主要收入来源于捆绑google插件和用户客户端垃圾广告的收入。这种模式如何与百度和腾讯相比?

  商场上,在任何时候,都要学会掂量自己的分量再说。只有实力才能说了算的。

三、民意和媒体、意见领袖

  迅雷总喜欢用"网民喜欢"来作为理由:在"迅雷门"事件曝光之后,迅雷自己说"迅雷安装量比平时增长375%,下载量增长460%,搜索量增长552%"。而且同时一篇迅雷的枪稿这样说:"这一系列数字恐怕说明了网民对于"迅雷门"事件的态度。或许正如一位网民在上的留言所说:"我们坚决支持讯雷,客户的需要就是硬道理,帮助用户提高下载质量与速度就是软件必须解决的,否则就没必要提高互联网的速度,没必要发展高速的网络了,科技的发展就是要更迅速更便捷。""

  迅雷是这样表示的:"联想到百度MP3侵权危机爆发之后网民的态度,我们不难发现这样一条规律:对于网民而言,"好用"才是硬道理。毕竟,迅雷"这项技术每天为网民节省的下载时间达到了792年"!"我们不难发现,迅雷始终在向大家传达一个信息:"迅雷现在做的正是网民需要的,网民喜欢的迅雷就要去做,任何人或组织机构都不能阻止。"

  其实迅雷这种实际上是典型的民粹主义,当今的民粹主义基本上可以视为对现存制度不满,却又苦于传统理想主义破灭后的无奈、浮躁与盲目情绪。从某种角度上说,民粹主义就是极端个人主义的集中体现,这种个人主义思想是建立在不顾别人的合法利益基础上,

  举例来说,拿盗版而言,很多使用者认为盗版太贵了,所以我只能用盗版,那么那些买盗版的人就可以理直气壮的说网民需要,我肯定可以卖盗版。同样表现在迅雷上,大量的网民使用迅雷下载盗版,对于那些批评迅雷的人,迅雷回复就是网民需要。按照这种逻辑理论:网民中有大量需要看A片,所以迅雷可以提供而且一定要提供,你反对我迅雷就是与人民为敌。如果迅雷这个理论成立,警察就倒霉了,卖淫嫖娼不能抓,因为有很多人需要;吸毒贩毒不能抓,因为有很多人需要。如果警察抓了,那就是与人民为敌。

  迅雷等忽略了一个核心问题,那就是谁能够更多地影响政府等强势资源,还有民意,这里就来谈谈媒体和意见领袖问题。

  迅雷在不断打所谓的网民牌的同时,表现出了对媒体和意见领袖的极度蔑视。很多事例在后面会说明。这里先分析一下媒体和意见领袖的的重要性。在人际交往过程中,有一些人会因为社交范围广,有较多的信息渠道和较高的学识背景而经常为他人提供信息、观点或建议,并在不知不觉中对他人施加了个人的影响。传播学中把这样的人物称为"意见领袖"。"意见领袖"在网络上表现为各种各样的撰稿人、评论人士、写手等。在这方面,迅雷一个"别牛B得太厉害"差不多可以说明一切。

  在当今社会中,媒体都已经成为企业发展中不可缺少的一部分。正是因为非常重要离不开,很多企业里负责人,在对待媒体的时候表现出两种极端的状态,要不就是针对认为有用的媒体,非常热心,不厌其烦地沟通;要不就是针对认为没用的媒体就是冷淡相待,其实有用、无用的标准都是企业自身的短视态度和狭隘思想所造成的。有时,媒体并不能对企业产生多大的作用,但关键的时候,如果你不重视媒体关系处理或者没有应对媒体关系的经验、策略,媒体很可能给你帮倒忙,设置决定着一个企业的胜败。 

  有有专家指出,媒体的存在发展离不开受众的关注;媒体的生存、盈利离不开企业的宣传支出。这两点决定了媒体一方面会为了吸引读者不断加强对热点的追踪,批露企业的问题;另一方面会因为企业提供的丰厚报酬不断为企业摇旗呐喊。因此,企业一方的发展同样离不开媒体,他们在需要利用媒体的宣传开拓市场的同时还要谨防媒体的非难。

  媒体和意见领袖给你个多的能够影响社会群体,一旦他们行成某种不利倾向,就会不知不觉的改变社会舆论、影响有关部门决策,这个后果恐怕不是一般企业愿意看到的。

  迅雷在这方面不断没有做好,反而自作聪明的把别人当傻瓜,举例来说,通常情况下,搜狐的网友相比之下,较新浪网友更为理性,这点前不久笔者在跟新浪的一位朋友交谈时,他也非常认同这个观点。如果本文读者有兴趣可以对比一下笔者在新浪和搜狐博客里面的迅雷文章跟帖,由于搜狐是首发同时得到了编辑的大力推荐,所以搜狐博客上的文章显的比较醒目,但是一个反常现象就是搜狐的非理性评价远超过新浪,其中内幕就不言而喻了。

四、公关上得罪了太多地方

  前面分析过媒体等等公关的重要性,再来看迅雷做了什么?

  首先,迅雷与新浪合作严重得罪搜狐,新浪是迅雷的合作伙伴,所以我的批评新浪的文章没有得到明显推荐,而搜狐确是全力推荐将近一个星期,在网站首页、频道首页等等地方基本上是全面推荐。难道迅雷连搜狐和新浪两家是咬得非常紧的对手也不知道吗?

  再来看迅雷的不给程苓峰面子,程苓峰是网易科技频道的主编,有朋友告诉我,网易准备在深圳搞一个IT聚会,邀请迅雷的高层出席,但是迅雷的邹胜龙和陈浩就是不给程苓峰面子。这里需要指出的是,不管你邹胜龙、程浩如何牛,你迅雷可以不把程苓峰放在眼里,但是网易的面子你要给吧,你迅雷还没有牛到可以与网易并排的地步吧。

  迅雷的领导人和公关人士嘴巴更是没有把门的。迅雷在面对指责的时候,喜欢将自己与其他公司扯在一起,当有人指责迅雷下载盗链的时候,迅雷总喜欢把百度的音乐下载扯到一起,问题是这两者是一回事吗?百度的音乐下载是直接提供下载链接,而迅雷的下载是迅雷还要将搜索来的数据加以编辑和组合。举例来说百度的音乐下载如果原来的链接取消了,那么通过百度就什么也搜索不到了,而迅雷呢在服务器数据库里面储存了大量经过二进制对比分析的分类结果来源,在原始网站链接下载不到,迅雷的软件会自动去另外一个网站下载。就好比有人想坐一辆百度的出租车去找小姐,在路上看到有就下车去了,如果一路都没有那么就无可奈何了。而如果是坐一辆迅雷的车去找小姐,在路上看到有就不用说了,如果没有,迅雷这辆车就会主动带你去一个有小姐的地方,哪怕这个地方很隐蔽。

  还有就是迅雷为什么要扯上QQ,这是笔者始终不明白的原因,当有人在指责迅雷有违法行为比如盗版等的时候,居然有迅雷的软文拿腾讯的Q币来做文章,这恐怕很很搞笑的,腾讯的Q币是一个目前在法律上还非常模糊的东西,而迅雷的盗版确实有明文禁止的。

  大家不妨站在百度、腾讯的角度上,遇到这种情况,您舒服吗?

五、会做公关是企业成功的关键

  公关界敏感人士看到,网络传播与传统传播相比,非常突出的特征在于个性化、互动性、信息共享化和资源无限性。网络信息传播的方式是全新的,它已集个人传播、组织传播和大众传播为一体,公关也正是对这些传播方式重新进行的整合方式。

  在当今媒体传播手段多样化、网络化的时代,要让一个企业的负面新闻事件,一夜传遍世界都是很容易的。一个事件使一个知名品牌一夜之间成为了滞销品牌都很常见。如果经常和媒体沟通,所有不利或者有利的公关素材必然就会显现面前,使企业能洞烛机先,防患未然。企业的危机绝对不是偶然现象,之所以一些危机发展到不可收拾的地步,都是对此苗头的危害性和爆发性预测不足。

  在网络上是负面事态居多,由于网络传播的公开和平等,在网络面前谁都会有话语权。当企业遭遇危机事件中,这种话语权有时会在一定程度上造成主导。因此,企业或许平等对待所有的媒体,包括网络媒体在内。因此,拒绝与媒体对话的后果不言而喻。企业要切记当遭遇到危机事件时,与上述网络运作规律最协调的往往不是他们,而是竞争对手。他们隐匿在幕后,透过在媒体、评论、调查、观点等时时施加自己的威胁。

  归结成一点,这些企业的都没有足够重视媒体关系。媒体关系处理好了,可以扩大企业的效益,处理不好就会让企业关门倒闭。据说,最重视媒体关系的企业当数"海尔集团",用于企业宣传和媒体研究的专职人员不下几十人。

  危机不管发生到什么程度,公关的根本办法仍然是从寻找源头开始,将危机处理在萌芽状态,找到了源头的目的就是控制源头。在取得良好的沟通交流后,巧妙制定危机公关策略,分步骤地实施危机处理,对所有的危机处理办法都应该采取尽快的解决方案,这是处理危机的最高宗旨。把和媒体的沟通定为一种经常性工作。因为与各媒体沟通不但能碰撞出"火花",更能寻找出方法与资源。虽然很多企业能及时进行危机公关,但这显然是下下之策,为什么我们不能防患未然呢?其实,只要平时工作到位,当危机产生的时候,最高招术还是立即利用手中的媒体资源让其保持沉默。

  有一点在这里,笔者要提醒迅雷和其他一些企业,往往很多企业中一些公关人员更喜欢强硬,对他们而言,暂时地掩盖问题更容易让上级看到效果而满足。强硬地去阻断所有的事情,反而在为自己树立更大对立面,为下一次更大、更多的危机公关埋下伏笔。

  所以一句话,迅雷不懂公关。
 

这个星期 我老婆不在家

  老爸老妈来电话,说家里有些事情想让老婆回去帮着处理一下,行程大约一个礼拜。

  老婆说:"我走了,你吃饭咋办?"

  我说:"我会下面条!"

  于是老婆出门买了十斤面条,还有二斤鸡蛋,临走还又炒了两个菜,一个红烧茄子,一个醋溜土豆丝,都是俺的最爱,放在冰箱里。

  然后,俺和老婆就在火车站吻别了。

  第一天,偶吃面条。

  面条煮好了,跟红烧茄子和在一起,搅匀,不冷不热,刚刚好。

  但是……

  发现面条没有煮熟……

  偶思想斗争了半天,吃到第三口的时候终于决定倒掉。

  重煮一锅。煮了二十分钟。

  醋溜土豆丝很好吃,面条很好吃,偶的晚饭很好吃。

  第二天,偶吃面条。

  煮了二十分钟。面条煮好了,发现没有菜。

  偶找,找啊找,找到原先剩下的咸菜。

  没想到面条就咸菜这么好吃。

  第三天,偶吃面条。加了一个鸡蛋。

  面条煮好了,发现没有菜。

  偶找,没找到。

  偶再找,还是没找到。

  于是偶只好干吃。偶使劲吃。偶吃一口休息五分钟继续吃。

  呜呜,呜呜……

  想老婆……

  第四天,偶吃面条。加了一个鸡蛋,加了一勺盐。

  但没想到一勺盐的份量居然这么少,俺煮的面条竟然连一点儿咸滋味都感觉不到……

  偶本想在煮熟的面条里再加一勺盐的,可又实在是不敢。

  于是偶只好干吃。偶使劲吃。偶吃一口休息五分钟继续吃。

  偶边吃边流泪……

  第五天,中午偶在单位里使劲吃。

  没有吃晚饭。

  入夜,辗转难眠。

  早上醒来,发现嘴里咬着床单,还有被单,还有两块枕巾……

  第六天,迎来了礼拜六。

  中午去吃麦当劳。

  没有吃晚饭。

  第七天,中午死乞白赖的在哥们儿那里愣蹭。

  没有吃晚饭。

  第八天,出差到某县城。

  于狂喜中跑到一饭馆大快朵颐。

  吃到嘴抽筋。感到拨云见日,体会到了从来没有的满足。居然打起了饱嗝。

  回到旅舍开始拉肚子。

  巨惨烈……

  呼服务员去买药。吃了两片,继续拉。又吃了两片,坐在马桶上睡着了……

  第九天,接到老婆电话,说事情没有办完,推迟一周回。

  偶两眼一黑,双膝一软,一屁股坐在了地板上……

  良久,偶四肢着地爬行到阳台,痛不欲生得望着八楼的天空,发呆,出神……

  又过了良久,偶开始吃窗帘……

男女吵架协议.看的人必须签署

  1,吵架不当着父母,亲戚,邻居的面吵,在公共场所给对方面子。 

  2,不管谁对谁错,只要一吵架,男方必须先轻声轻气哄女方一次,女方才能马上冷静下来,否则女方一看到男方哇啦哇啦女方也忍不住哇啦哇啦,一旦造成严重后果,全部由男方负责。 

  3,在家里吵架不准一走了之,实在要走不得走出小区,不许不带手机和关机。 

  4,尊敬对方的父母长辈,吵架不开心不能对父母无礼。 

  5,有错一方要主动道歉,无错一方在有错方道歉并补偿后要尽快原谅对方。 

  6,双方都有错时要互相检讨,认识到错误并道歉后由男方主动提出带女方出去散心。 

  7,要出气不准砸东西,只能吃东西,实在手痒只能砸枕头。 

  8,吵架尽量不隔夜,晚上困觉觉时男方必须主动抱女方,女方生气百般推让男方也不能就此放弃,一定要哄到女方睡着,做上美梦。。。 

  9,每周都要给对方按摩一次,因为大家经常吵架都很辛苦,男方手艺不好的话可以跟盲人师傅学,严禁和发廊女学! 

  10,吵架时男方不准挂电话,如果挂了要马上打回去,并表示歉意,吵架时女方如果挂了电话,男方必须在1分钟内打给女方,电话不通打手机,总之不能气绥,屡挂屡打,但是女方也要给男方面子,每次挂电话次数不大于5次。 

  (公约条款暂时为以上这几条,可由女方无理由无时间限制的更改,男方有权利提出异议,但是异议是否被采纳最终解释权在女方手里) 

  男方签名:YYY              女方签名:XXX

2007年4月4日星期三

常用的统计学软件


1、GAUSS_5.0、GAUSS_6.0、破解文件

Gauss数学和统计系统是一个易于使用的基于强有力的Gauss矩阵语言的数据分析系统。十多年来,Gauss被科学家,工程师,统计学家,金融分析家,生物学家和其余科技工作者用于解决各种问题,从基础的统计分析到大规模的实际问题。从1984年推广使用以来,Gauss也成为大规模数据处理和复杂建模的标准。世界范围内的接受和政府工业部门及学术领域范围内的使用对它的效能和多功能性给予了有力证明。Gauss系统能从以下方面给予描述:它是一个非常有效的数据处理者,一种全面的程序设计语言,一个内部相互作用的分析环境。

2、Aptech Gauss v6.0

Aptech Gauss v6.0 特别文件(CR):Vue 4 Professional是一款最高效和高级的解决方案:专为创建赋于灵性的3D自然风景的图形软件。它集成和拓展几乎所有3D应用,提供了一个完全、专业的自然3D工作室;并且特别为专家设计,集成了许多易用特性,为您提供了无缝工作流程……透过同步插件,可完整支持3DS Max、Cinema 4D、LightWave、Maya、Softimage XSI等文件格式。
____________________________________________________________________________________________

1、点击下载:EViews3
http://time.dufe.edu.cn/jiliangruanjian/eviews3.zip
2、点击下载:EViews4
http://time.dufe.edu.cn/jiliangruanjian/eviews4.rar
3、点击下载:EViews4.1
http://time.dufe.edu.cn/jiliangruanjian/eviews41.rar
文件大小23.4M,包括EViews3.1安装程序、EViews4.0升级包,帮助文件升级包、pdf帮助文件升级包。

******安装步骤:

(1)安装Eviews3.1目录下Setup.exe,安装eveiws 3.1。

(2)把Eviews4目录下的文件全选复制到第1步eviews的安装目录。

(3)运行EViewsHelpUpdate.exe,安装到第1步eviews的安装目录,安装help文件升级包。

(4)运行EViewsPDFUpdate.exe,安装到第1步eviews的安装目录下的Docs,安装Pdf文件升级包。

*******

EViews是美国GMS公司1981年发行第1版的Micro TSP的Windows版本,通常称为计量经济学软件包。EViews是Econometrics Views的缩写,它的本意是对社会经济关系与经济活动的数量规律,采用计量经济学方法与技术进行"观察"。计量经济学研究的核心是设计模型、收集资料、估计模型、检验模型、运用模型进行预测、求解模型和运用模型。EViews是完成上述任务得力的必不可少的工具。正是由于EViews等计量经济学软件包的出现,使计量经济学取得了长足的进步,发展成为实用与严谨的经济学科。使用 EViews软件包可以对时间序列和非时间序列的数据进行分析,建立序列(变量)间的统计关系式,并用该关系式进行预测、模拟等等。EViews。虽然 EViews是由经济学家开发的,并且大多数被用于经济学领域,但并意味着必须限制该软件包仅只用于处理经济方面的时间序列。EViews处理非时间序列数据照样得心应手。实际上,相当大型的非时间序列(截面数据)的项目也能在 EViews中进行处理。

4、点击下载:TSP
http://time.dufe.edu.cn/jiliangruanjian/tsp.zip
5、点击下载:Tsp4.5 for Windows学生版
http://time.dufe.edu.cn/jiliangruanjian/tsp45.zip
6、点击下载:Spss11.5
http://time.dufe.edu.cn/jiliangruanjian/spss11_5cn.zip
7、点击下载:SPSS12.0评估版(101MB),SPSS12.0评估版破解文件,SPSS12.0.1升级文件(26.8MB),SPSS多元对应分析插件
http://time.dufe.edu.cn/jiliangruanjian/spss12.zip
*******

(1)首先下载SPSS12.0试用版,建议朋友们使用Flashget等断点续传软件下载。

(2)打开SPSS12EVAL.exe文件,或者对SPSS12EVAL.exe文件点击鼠标右键,将其解压缩到一个目录。

(3)下载升级文件,将该压缩软件解到上面的目录,并覆盖原先文件。

(4)在该目录下运行安装文件,并使用有效序列号进行安装。

*******

SPSS(Statistical Package for the Social Science)--社会科学统计软件包是世界是著名的统计分析软件之一。20世纪60年代末,美国斯坦福大学的三位研究生研制开发了最早的统计分析软件SPSS,同时成立了SPSS公司,并于1975年在芝加哥组建了SPSS总部。20世纪80年代以前,SPSS统计软件主要应用于企事业单位。1984年SPSS总部首先推出了世界第一个统计分析软件微机版本SPSS/PC+,开创了SPSS微机系列产品的开发方向,从而确立了个人用户市场第一的地位。同时SPSS公司推行本土化策略,目前已推出9个语种版本。SPSS/PC+的推出,极大地扩充了它的应用范围,使其能很快地应用于自然科学、技术科学、社会科学的各个领域,世界上许多有影响的报刊杂志纷纷就SPSS的自动统计绘图、数据的深入分析、使用方便、功能齐全等方面给予了高度的评价与称赞。目前已经在国内逐渐流行起来。它使用Windows的窗口方式展示各种管理和分析数据方法的功能,使用对话框展示出各种功能选择项,只要掌握一定的Windows操作技能,粗通统计分析原理,就可以使用该软件为特定的科研工作服务。

SPSS for Windows是一个组合式软件包,它集数据整理、分析功能于一身。用户可以根据实际需要和计算机的功能选择模块,以降低对系统硬盘容量的要求,有利于该软件的推广应用。SPSS的基本功能包括数据管理、统计分析、图表分析、输出管理等等。SPSS统计分析过程包括描述性统计、均值比较、一般线性模型、相关分析、回归分析、对数线性模型、聚类分析、数据简化、生存分析、时间序列分析、多重响应等几大类,每类中又分好几个统计过程,比如回归分析中又分线性回归分析、曲线估计、Logistic回归、Probit回归、加权估计、两阶段最小二乘法、非线性回归等多个统计过程,而且每个过程中又允许用户选择不同的方法及参数。SPSS也有专门的绘图系统,可以根据数据绘制各种图形。

SPSS for Windows的分析结果清晰、直观、易学易用,而且可以直接读取EXCEL及DBF数据文件,现已推广到多种各种操作系统的计算机上,它和SAS、BMDP并称为国际上最有影响的三大统计软件。和国际上几种统计分析软件比较,它的优越性更加突出。在众多用户对国际常用统计软件SAS、BMDP、GLIM、GENSTAT、EPILOG、MiniTab的总体印象分的统计中,其诸项功能均获得最高分 。在国际学术界有条不成文的规定,即在国际学术交流中,凡是用SPSS软件完成的计算和统计分析,可以不必说明算法,由此可见其影响之大和信誉之高。最新的12.0版采用DAA(Distributed Analysis Architechture,分布式分析系统),全面适应互联网,支持动态收集、分析数据和HTML格式报告,依靠于诸多竞争对手。但是它很难与一般办公软件如Office或是WPS2000直接兼容,在撰写调查报告时往往要用电子表格软件及专业制图软件来重新绘制相关图表,已经遭到诸多统计学人士的批评;而且SPSS作为三大综合性统计软件之一,其统计分析功能与另外两个软件即SAS和BMDP相比仍有一定欠缺。

虽然如此,SPSS for Windows由于其操作简单,已经在我国的社会科学、自然科学的各个领域发挥了巨大作用。该软件还可以应用于经济学、生物学、心理学、医疗卫生、体育、农业、林业、商业、金融等各个领域。

8、点击下载:SAS8.0
http://time.dufe.edu.cn/jiliangruanjian/sas8_0.zip
9、点击下载:SAS8.2破解文件
http://time.dufe.edu.cn/jiliangruanjian/sas82p.zip
SAS8.2文件太大,本站暂不提供下载,有需要者请到下列FTP下载。

ftp://210.34.5.88 ;
帐号:xmustats
密码:xmustats

SAS是美国SAS软件研究所研制的一套大型集成应用软件系统,具有完备的数据存取、数据管理、数据分析和数据展现功能。尤其是创业产品―统计分析系统部分,由于其具有强大的数据分析能力,一直为业界著名软件,在数据处理和统计分析领域,被誉为国际上的标准软件和最权威的优秀统计软件包,广泛应用于政府行政管理、科研、教育、生产和金融等不同领域,发挥着重要的作用。SAS系统中提供的主要分析功能包括统计分析、经济计量分析、时间序列分析、决策分析、财务分析和全面质量管理工具等等。

SAS系统是一个组合软件系统,它由多个功能模块组合而成,其基本部分是BASE SAS模块。BASE SAS模块是SAS系统的核心,承担着主要的数据管理任务,并管理用户使用环境,进行用户语言的处理,调用其他SAS模块和产品。也就是说,SAS系统的运行,首先必须启动BASE SAS模块,它除了本身所具有数据管理、程序设计及描述统计计算功能以外,还是SAS系统的中央调度室。它除可单独存在外,也可与其他产品或模块共同构成一个完整的系统。各模块的安装及更新都可通过其安装程序非常方便地进行。SAS系统具有灵活的功能扩展接口和强大的功能模块,在BASE SAS的基础上,还可以增加如下不同的模块而增加不同的功能:SAS/STAT(统计分析模块)、SAS/GRAPH(绘图模块)、SAS/QC(质量控制模块)、SAS/ETS(经济计量学和时间序列分析模块)、SAS/OR(运筹学模块)、SAS/IML(交互式矩阵程序设计语言模块)、SAS/FSP(快速数据处理的交互式菜单系统模块)、SAS/AF(交互式全屏幕软件应用系统模块)等等。SAS有一个智能型绘图系统,不仅能绘各种统计图,还能绘出地图。SAS提供多个统计过程,每个过程均含有极丰富的任选项。用户还可以通过对数据集的一连串加工,实现更为复杂的统计分析。此外,SAS还提供了各类概率分析函数、分位数函数、样本统计函数和随机数生成函数,使用户能方便地实现特殊统计要求。

目前SAS软件对Windows和Unix两种平台都提供支持,最新版本分别为8.1和6.12。与以往的版本比较,6.12版的SAS系统除了在功能和性能方面得到增加和提高外,GUI界面也进一步加强。在6.12版中,SAS系统增加了一个PC平台和三个新的UNIX平台,使SAS系统这一支持多硬件厂商,跨平台的大家族又增加了新成员。SAS 6.12的另一个显著特征是通过对ODBC、COLE和MailAPIs等业界标准的支持,大大加强了SAS系统和其它软件厂商的应用系统之间相互操作的能力,为各应用系统之间的信息共享和交流奠定了坚实的基础。

虽然在我国SAS的广泛应用还是近几年的事,但是随着计算机应用的普及和信息事业的不断发展,越来越多的单位采用了SAS软件。尤其在教育、科研领域,SAS软件已成为专业研究人员的实用进行统计分析的标准软件。

然而,由于SAS系统是从大型机上的系统发展而来,其操作至今仍以编程为主,人机对话界面不太友好,系统地学习和掌握SAS,需要花费一定的时间和精力。而对大多数科技工作者而言,需要掌握的仅是如何利用SAS来解决自己的实际问题,因此往往会与SAS软件失之交臂。但不管怎样,SAS作为专业统计软件中的巨无霸,现在还很难有什么统计软件足以与之抗衡。

10、点击下载:MatLab6.5
http://time.dufe.edu.cn/jiliangruanjian/matlab6_5.zip
11、点击下载:MINITAB14.1Demo版(36.2MB) Minitab14.1Demo版破解文件(2.59MB,XP/ME/98版专用)
Minitab14.1Demo版破解文件(809KB,Win2000版专用)Minitab 6Simga Module(759KB)
http://time.dufe.edu.cn/jiliangruanjian/matlab14.zip
Minitab同样是国际上流行的一个统计软件包,其特点是简单易懂,在国外大学统计学系开设的统计软件课程中,Minitab与SAS、BMDP并列,根据没有SPSS的份,甚至有的学术研究机构专门教授Minitab之概念及其使用。MiniTab for Windows统计软件比SAS、SPSS等小得多,但其功能并不弱,特别是它的试验设计及质量控制等功能。MiniTab目前的最高版本为V14.1,它提供了对存储在二维工作表中的数据进行分析的多种功能,包括:基本统计分析、回归分析、方差分析、多元分析、非参数分析、时间序列分析、试验设计、质量控制、模拟、绘制高质量三维图形等,从功能来看,Minitab除各种统计模型外,还具有许多统计软件不具备的功能--矩阵运算。  

12、点击下载:Minitab
http://time.dufe.edu.cn/jiliangruanjian/minitab.zip
13、点击下载:Statistica6.0(地址1 )
ftp://202.113.29.4/pub2/scientif ... ultilingual-EATiSO/
点击下载:Statistica6.0(地址2)

Statistica为一套完整的统计资料分析、图表、资料管理、应用程式发展系统;以及对其他技术、工程、工商企业资料挖掘应用等进阶分析之应用程式。此系统不仅包含统计上一般功能及制图程序;还包含特殊的统计应用(例如:社会统计人员、生物研究员或工程师);全新的Statistica在功能上,更提供了四种线形模型的分析工具,包括VGLM、VGSR、VGLZ与VPLS。对使用者而言,提供完整且俱可选择性的使用者介面;亦可广泛使用程式语言辅助精灵来建立一般的范围;或整合Statistica与其他应用程式进行计算,这些都是非常方便好用的模组。Statistica能提供使用者所有需要的统计及制图程序。另外,能够在图表视窗中显示各种分析,及有别于传统统计范畴外的最新统计作图技术,皆获得许多使用者的好评。Statistica为基本系列产品;可独立使用此模组,或搭配Statistica其他组合产品系列。

14、点击下载:S-plus6.2Pro版
http://unidata.51.net/cgi-bin/topdl/download.pl?file=003
15、点击下载:S-plus 6.2Pro序列号生成器
http://unidata.51.net/cgi-bin/topdl/download.pl?file=004
S语言是由AT&T贝尔实验室开发的一种用来进行数据探索、统计分析、作图的解释型语言。它的丰富的数据类型(向量、数组、列表、对象等)特别有利于实现新的统计算法,其交互式运行方式及强大的图形及交互图形功能使得我们可以方便的探索数据。目前S语言的实现版本主要就是S-PLUS。

S-PLUS基于S语言,并由MathSoft公司的统计科学部进一步完善。作为统计学家及一般研究人员的通用方法工具箱,S-PLUS强调演示图形、探索性数据分析、统计方法、开发新统计工具的计算方法,以及可扩展性。S-plus有微机版本和工作站版本,它是一个商业软件,可以直接用来进行标准的统计分析得到所需结果,但是它的主要的特点是它可以交互地从各个方面去发现数据中的信息,并可以很容易地实现一个新的统计方法。

另外Auckland大学的Robert Gentleman 和 Ross Ihaka 及其他志愿人员开发了一个R系统,其语法形式与S语言基本相同,但实现不同,两种语言的程序有一定的兼容性。R是一个GPL自由软件,现在的版本是1.00版,它比S-PLUS 还少许多功能,但已经具有了很强的实用性。

16、点击下载:Stata/Transfer 7.0.1破解版
http://time.dufe.edu.cn/jiliangruanjian/stattransfer7.zip
17、点击下载:Stata8.0破解版
http://time.dufe.edu.cn/jiliangruanjian/stata8.zip
Stata作为一个小型的统计软件,其统计分析能力远远超过了SPSS,在许多方面也超过了SAS!由于Stata在分析时是将数据全部读入内存,在计算全部完成后才和磁盘交换数据,因此计算速度极快(一般来说,SAS的运算速度要比SPSS至少快一个数量级,而Stata的某些模块和执行同样功能的SAS模块比,其速度又比SAS快将近一个数量级!)Stata也是采用命令行方式来操作,但使用上远比SAS简单。其生存数据分析、纵向数据(重复测量数据)分析等模块的功能甚至超过了SAS。用Stata绘制的统计图形相当精美,很有特色。在长远趋势上,Stata有超越SAS的可能(据消息灵通人士透露:在SAS的老家--北卡,真正搞生物统计的人青睐的反而是Stata!)。

Stata的另一个特点是他的许多高级统计模块均是编程人员用其宏语言写成的程序文件(ADO文件),这些文件可以自行修改、添加和下载。用户可随时到Stata网站寻找并下载最新的升级文件。事实上,Stata的这一特点使其成为了几大统计软件中升级最多、最频繁的一个。

Stata最大的缺点应该是数据接口太简单,实际上只能读入文本格式的数据文件;其数据管理界面也过于单调,和豪华的WIN9X平台不太相称。

18、点击下载:SYSTAT10.0DEMO文件
http://time.dufe.edu.cn/jiliangruanjian/sys10.zip
19、点击下载:SYSTAT10 DEMO版补丁文件
http://time.dufe.edu.cn/jiliangruanjian/systat101.zip
SYSTAT由美国SYSTAT公司于70年代推出,因方法齐全、速度快、精度高、软件小、处理数据量大而大受欢迎,成为目前较为流行的通用数据分析软件包之一,一度欲与BMDP争夺"第三"的名份,在我国也曾风靡一时。但随着市场的风云变幻,也不幸于1994年9月为SPSS公司兼并。但比BMDP幸运的是,SPSS公司并没有放弃SYSTAT的开发研究,它通过调整产品布局,利用SYSTAT较为突出的图形优势,发展MAC平台上的产品系列使得SYSTAT焕然一新,并且SPSS在吃掉BMDP后,拟将其UNIX平台版本划入SYSTAT发展,真是阴差阳错,昔日竞争的对手,却被整合到一处,不过SYSTAT好歹还有个名份,而BMDP却已烟消云散了。目前SYSTAT的MAC版最新为5.2.1,Windows版为10.0,主要针对科学研究者,SYSTAT几乎可以完成统计研究者所需要的任何统计方法,软件包含有包括世界地图、三维图、经纬图等普通及奇特的图像模型,它虽然还没有SPSS这样的软件包先进,但比SPSS便宜得多,而且硬盘容量要求更小。SYSTAT9.01升级文件需将所有文件弹到安装目录下,然后运行Patch.exe文件修改systat.exe文件即可。

建议用网络蚂蚁等下载工具下载。