结果:找到“reg if”相关内容280个,排序为按回复时间降序,搜索更多相关帖子请点击“高级
Classification and Regression Trees(EPUB版)(1984)
30 个回复 - 11951 次查看 by Leo Breiman, Jerome Friedman, Charles J. Stone, R.A. Olshen Publication Date: January 1, 1984 ISBN-10: 0412048418 ISBN-13: 978-0412048418 The methodology used to construct tree structu ...2014-6-16 15:26 - 410234198 - 数据分析与数据挖掘
Matching, Regression Discontinuity, Difference in Differences, and Beyond
1 个回复 - 1583 次查看 之前的文件部分有亂碼,重新發一下。 Matching, Regression Discontinuity, Difference in Differences, and Beyond by Myoung-jae Lee [*]For the three most popular research methods (matc ...2019-2-20 23:03 - SleepyTom - 金融工程(数量金融)与金融衍生品
Statistical Regression and Classification From Linear Models to Machine Learnin
9 个回复 - 3700 次查看 Statistical Regression and Classification: From Linear Models to Machine Learning takes an innovative look at the traditional statistical regression course, presenting a contemporary treatment in line ...2017-9-23 20:43 - nivastuli - 博弈论
Oaxaca、brown、rifreg等工资分解的Stata程度文件
4 个回复 - 3411 次查看 各处搜寻的性别工资差异分解的STATA文件,布朗分解,瓦哈卡分解和rifreg回归分解,还有个rqdeco三部分分解,.ado文件和.hlp文件需要自己放进对应的首字母文件夹(比如brown.ado和brown.sthlp就放进ado文件夹下的base ...2019-12-1 16:59 - huyutao1120 - 劳动经济学
Handbook in economics-Regional and urban economics, fifth
3 个回复 - 748 次查看 Handbook in economics-Regional and u rban economics, fifth, Chinese, A and B2022-8-8 09:20 - Kuibu - 区域经济学
求助SD文献+Some identification and estimation results for regression models with
2 个回复 - 518 次查看 【作者(必填)】AdrianPagan[/backcolor] 【文题(必填)】Some identification and estimation results for regression models with stochastically varying coefficients 【年份(必填)】Volume 13, Issue 3[/back ...2022-8-19 10:16 - scottan123456 - 求助成功区
Residual-based test for cointegration in models with Regime shifts
1 个回复 - 478 次查看 【作者(必填)】Gregory and Hansen 【文题(必填)】Residual-based test for cointegration in models with Regime shifts 【年份(必填)】1996 【全文链接或数据库名称(选填)】2022-6-27 09:36 - sqy - 求助成功区
cox论文原版下载Regression Models and Life-Tables
10 个回复 - 5222 次查看 cox论文原版下载Regression Models and Life-Tables2009-2-4 21:23 - gongxun1234 - 计量经济学与统计软件
【独家发布】Detection of Differential Item Functioning with Nonlinear Regression: A No
7 个回复 - 1963 次查看 AbstractIn this article we present a general approach not relying on item response theory models (non-IRT) to detect differential item functioning (DIF) in dichotomous items with presence of guessing. ...2018-1-28 14:30 - jiandong4388 - IRT理论相关软件
LNG AND GTL DEVELOPMENTS LNG receiving and regasificat
2 个回复 - 570 次查看 【作者(必填)】Lemmers, S. P. B., Vopak LNG Holding BV 【文题(必填)】July 2005SPECIAL REPORT: LNG AND GTL DEVELOPMENTSLNG receiving and regasification terminal operationsUnderstanding and controllin ...2022-3-10 18:15 - 真龙121 - 文献求助专区
long- difference regression是什么意思
4 个回复 - 2745 次查看 在读文献的时候发现有的学者使用了long- difference regression来做,想问一下什么是long- difference regression? 具体来说就是本来是面板数据,由于工具变量是截面的,所以将面板数据的Y取增长率、控制变量取 ...2019-3-15 21:30 - 主观性3 - 爱问频道
VIF与REG回归分析结果合并输出问题
11 个回复 - 14740 次查看 我想在 reg y x1 x2 x3 est store m1 estat vif 之后将m1和mean-vif值一起导入到word中,不知如何使用命令。还请各位大侠指点迷津。2015-4-22 11:17 - gavin4403 - Stata专版
Patent Regime Shift and Firm Innovation: Evidence from the Second Amendment to C
16 个回复 - 10607 次查看 【作者(必填)】TW Tong,W He,ZL He,J Lu 【文题(必填)】Patent Regime Shift and Firm Innovation: Evidence from the Second Amendment to China’s Patent Law 【年份(必填)】《Academy of Management Annu ...2016-5-16 09:13 - wangying1778 - 文献求助专区
事件研究法的t检验 reg CAR_id if dif==0,与ttest CAR_id =0哪种对?
3 个回复 - 3979 次查看 如题,在验证样本总体的CAR是否显著的时候,在网上找到了两种代码, 第一种 reg CAR_id if dif==0, robust noheader 不显著 第二种 ttest CAR_id =0 p=0,非常显著 想问这两种方法都对吗?为什么差异这么大 ...2018-3-9 16:24 - irrena - Stata专版
用DID模型时,我发现用diff和reg得出来的结果是一样的,但是用xtreg却不一样。
6 个回复 - 3732 次查看reg q after##treat x lnrb lnpc dppi 与用diff q , t(treat) p(after) cov( lnrb lnpc dppi x ) report 以上两个跑出来的结果是一样的。 但用xtreg q after##treat x lnrb lnpc dppi 结果就不一样了 ...2020-5-27 21:14 - totomaqu7909 - Stata专版
求大佬指点双重差分法diff命令与xtreg的区别
8 个回复 - 6058 次查看 请问在stata中,用两年的不平衡面板数据,使用stata自带的diff命令做双重差分;和xtreg y D*T D T x,fe以及reg y D*T D T x有什么区别呢?分别适用于什么情况,或者哪一个才是正确的呢?(D*T为关键的政策实施解 ...2020-6-5 21:09 - lucky白羊 - Stata专版
DID设计及regife 模型
1 个回复 - 728 次查看 想用面板数据完成DID的研究,在设计模型的时候加入“时间固定”、”个体固定“、”时间与个体交互的固定“于是使用了regife。[/backcolor] 请问regife Y treat*post $cv , a(stkcd year) f(stkcd year, 1) vce (rob ...2022-6-8 15:36 - 13542009324 - Stata专版
求教rifreg回归命令
1 个回复 - 1024 次查看 有没有学友可以分享下stata rifreg.ado文件寻找方式及安装方式,我想做无条件分位数回归,可以分享具体代码,但是找不到rifreg.ado文件,谢谢!2022-7-21 19:24 - feeling8984 - 站务与外事
Quantifying the extent of visit irregularity in longitudinal data
2 个回复 - 495 次查看 【作者(必填)】Armend Lokku[/backcolor] 1[/backcolor] 2[/backcolor], Catherine S Birken[/backcolor] 3[/backcolor] 4[/backcolor] 5[/backcolor] 6[/backcolor], Jonathon L Maguire[/backcolor] 7[/backcolor] ...2022-2-15 16:56 - mengqinqing - 文献求助专区
请问大家,怎样输出VIF值到表格中?能用outreg2吗?
4 个回复 - 16188 次查看 输出回归结果的命令中,感觉outreg2最好用。但是,最近想在回归表格中加入VIF值,好像outreg2输出不了。不知大家有何好办法?? 先谢谢大家!2013-9-1 10:52 - ajun685 - Stata专版
Sample size determination for a specific region in a multiregional trial
1 个回复 - 518 次查看 【作者(必填)】Feng-Shou Ko, Hsiao-Hui Tsou, Jen-Pei Liu, Chin-Fu Hsiao 【文题(必填)】Sample size determination for a specific region in a multiregional trial 【年份(必填)】2010 【全文链接或数 ...2022-1-4 16:58 - nalan22 - 求助成功区
Sample size determination for a specific region in a multiregional trial
1 个回复 - 500 次查看 【作者(必填)】Feng-Shou Ko 1, Hsiao-Hui Tsou, Jen-Pei Liu, Chin-Fu Hsiao 【文题(必填)】 Sample size determination for a specific region in a multiregional trial 【年份(必填)】2010 【全文链接 ...2022-1-4 16:54 - nalan22 - 求助成功区
请问xtreg中加入if nomiss==1是什么意思?nomiss not found?
1 个回复 - 694 次查看 请问xtreg中加入if nomiss==1是什么意思?而且stata结果中显示的是nomiss not found,这又是什么意思?2021-10-15 11:52 - replysoon - Stata专版
求助文献The Evolving Impact of Global, Region-Specific, and Country-Specific ...
1 个回复 - 703 次查看 【作者(必填)】 Haroon Mumtaz ; Alberto Musso 【文题(必填)】 The Evolving Impact of Global, Region-Specific, and Country-Specific Uncertainty 【年份(必填)】 Journal of Business & Economic Stati ...2021-10-9 21:57 - 1012124855 - 求助成功区
Model Specification in Instrumental-Variables Regression
1 个回复 - 438 次查看 【作者(必填)】Thad Dunning 【文题(必填)】Model Specification in Instrumental-Variables Regression 【年份(必填)】Political Analysis, 2008, 16(3), 290-302 【全文链接或数据库名称(选填)】https:// ...2021-9-6 09:48 - hiderm - 求助成功区
Economics of Regulation and Antitrust, Fifth Edition
2 个回复 - 1322 次查看 【作者(必填)】W. Kip Viscusi, Joseph E. Harrington, Jr. and David E. M. Sappington 【文题(必填)】Economics of Regulation and Antitrust, Fifth Edition 【年份(必填)】2018 【全文链接或数据库名称(选 ...2019-4-23 20:31 - fhx - 文献求助专区
My life as a recruit was regimented.
0 个回复 - 474 次查看 01.营养不良 malnutrition [*]A 7-month-old newborn died of malnutrition in New York.纽约一个七个月大婴儿因为营养不良去世了。 [*]Why would the baby die from malnutrition?这个孩子为什么会因为营养 ...2021-7-12 13:32 - 杨明凡 - 外语学习
为什么三重差分用diff与reghdfe结果不同,正确的应该怎么处理
1 个回复 - 2050 次查看 如标题,treat是0-1处理组和对照组的虚拟变量,post是0-1时间变量,silkr是第二个0-1处理组和对照组的虚拟处理变量。有三维 城市-国家-时间的数据。为什么使用reg 和diff命令结果不同,而且diff不显著呢?因为是三维 ...2021-5-29 21:18 - universeve - Stata专版
三重差分reg与diff命令结果不一致
3 个回复 - 3767 次查看 结果是0.426 三个变量的交互项是0.119 为什么呢?我看到做diff的时候stata是这么注释的,这是不是因为rate是连续变量,但[/backcolor]stata是自动根据rate这个变量分组了,所以与reg命令的回归结果不一致? ...2018-5-22 08:57 - 愿以碧云思 - Stata专版
Tariff games: Cooperation with random variation in political regimes
2 个回复 - 622 次查看 【作者(必填)】 Dale O.StahlArja H.Turunen-Red 【文题(必填)】 Tariff games: Cooperation with random variation in political regimes 【年份(必填)】1995 【全文链接或数据库名称(选填)】 https://www. ...2021-5-21 23:09 - shetianlang - 求助成功区
Brain Regions Identified as Being Associated With Verbal Reasoning Through the U
1 个回复 - 696 次查看 【作者(必填)】 23 【文题(必填)】 Brain Regions Identified as Being Associated With Verbal Reasoning Through the Use of Imaging Regression via Internal Variation 【年份(必填)】 232 【全文链接或数 ...2021-5-7 16:36 - internet.hzx - 求助成功区
Brain Regions Identified as Being Associated With Verbal Reasoning Through the U
1 个回复 - 605 次查看 【作者(必填)】23 23 【文题(必填)】 Brain Regions Identified as Being Associated With Verbal Reasoning Through the Use of Imaging Regression via Internal Variation 【年份(必填)】 23 【全文链接或数 ...2021-5-7 15:56 - internet.hzx - 求助成功区
Some Notes on Parametric Significance Tests for Geographically Weighted Regressi
2 个回复 - 591 次查看 【作者(必填)】 Chris Brunsdon[/backcolor] A. Stewart Fotheringham[/backcolor] Martin Charlton[/backcolor] 【文题(必填)】Some Notes on Parametric Significance Tests for Geographically Weighte ...2021-3-5 17:22 - 1031983967@qq.c - 求助成功区
A novel conceptual design by integrating NGL recovery and LNG regasification pro
1 个回复 - 213 次查看 【作者(必填)】Wang, Meiqian[/backcolor]; [/backcolor]Zhang, Jian[/backcolor]; [/backcolor]Xu, Qiang[/backcolor] 【文题(必填)】A novel conceptual design by integrating NGL recovery and LNG regasific ...2020-9-1 19:28 - 真龙121 - 求助成功区
Airbnb impact and regulation issues through destination life cycle concept
1 个回复 - 468 次查看 【作者(必填)】 Spyros Avdimiotis, Ioulia Poulaki 【文题(必填)】 Airbnb impact and regulation issues through destination life cycle concept 【年份(必填)】 2019 【全文链接或数据库名称(选填)】 ...2021-2-23 13:50 - syyfd - 求助成功区
政策实施赋值1,未实施为0,进行回归(stata用diff或reg命令),算双重差分方法吗?
9 个回复 - 6450 次查看 某税收政策改革,分地区、分年份逐步开展,政策实施赋值为1,未实施赋值为0,进行回归(stata用diff,或者reg命令,只用下图四个省份的数据,不考虑其他省份),算双重差分方法吗?如图所示:2017-7-11 20:21 - 玄火小王 - Stata专版
Statistical Regression and Classification From Linear Models to Machine Learning
1 个回复 - 1059 次查看 作者:Norman Matloff, University of California, Davis, USA 1 Setting the Stage 2 Linear Regression Models 3 Homoscedasticity and Other Assumptions in Practice 4 Generalized Linear and Nonlinear M ...2020-11-16 11:27 - jinshunwu - 计量经济学与统计软件
请问stata reg中如何区分significant at 5% level
0 个回复 - 848 次查看 如图所示,题目要求区分5% level,我们是应该看95% conf为0.110005,然后填yes么2020-11-6 22:36 - 铜锣烧栗子 - Stata专版
Xiaohui Liu+Asymptotic Theory and Unified Confidence Region for an Autoregressiv
2 个回复 - 747 次查看 【作者(必填)] Xiaohui Liu,Liang Peng[/backcolor] 【文题(必填)】Asymptotic Theory and Unified Confidence Region for an Autoregressive Model 【年份(必填)】2019 【全文链接或数据库名称(选填)】2020-9-19 20:42 - harlon1976 - 求助成功区
Variance Reduction for Regenerative Simulations. I. Internal Control and Stratif
6 个回复 - 1394 次查看 Variance Reduction for Regenerative Simulations. I. Internal Control and Stratified Sampling for Queues 1976年版,作者:Donald L. Iglehart, Peter A. W. Lewis 共140页2015-1-20 01:03 - wh7064rg - 经济金融数学专区
Patent Regime Shift and Firm Innovation: Evidence from the Second Amendment to C
1 个回复 - 963 次查看 【作者(必填)】 Tong T W , He W , He Z L , et al. 【文题(必填)】 Patent Regime Shift and Firm Innovation: Evidence from the Second Amendment to China's Patent Law[/backcolor]【年份(必填)】 2014 【 ...2020-4-19 11:36 - 1031983967@qq.c - 文献求助专区
stata did模型reg出现omitted ,diff结果有问题
5 个回复 - 4270 次查看 用did模型研究卖空机制 list表示在样本期间内被纳入政策名单的样本赋值1,否则0 post表被纳入融资融券名单之后的年度赋值 1,否则0,并作滞后一期处理 gen lagpost=l.post gen listlagpost=list*lagpost xtset ...2019-11-8 13:58 - super杨 - Stata专版
Alternatives to difference scores: Polynomial regression analysis and response s
3 个回复 - 1128 次查看 【作者(必填)】 Edwards, Jeffrey R. 【文题(必填)】Alternatives to difference scores: Polynomial regression analysis and response surface methodology 【年份(必填)】 2002 【全文链接或数据库名称(选填 ...2018-5-15 17:30 - 宁静的城np - 求助成功区
BA C8 Predictive Modelling with Classification and Regression Trees
0 个回复 - 482 次查看 LO Explain how a decision tree works for categorical and continuous outcome variables Build a decision tree using SAS Visual Analytics (SAS VA) Explain how a splitting algorithm works Discuss how ...2020-3-23 14:52 - miseryangel - Forum
求书Classification and Regression Trees Leo Breiman
15 个回复 - 4396 次查看 [*]出版社: Chapman & Hall/CRC (1984年1月1日) [*]平装: 368页 [*]语种: 英语 [*]ISBN: 0412048418 [*]条形码: 9780412048418 [*]商品尺寸: 1.9 x 16.5 x 24.1 cm [*]商品重量: 531 g [*]ASIN: 041204841 ...2014-1-14 15:13 - liumahao - 悬赏大厅
Inference Based on Structural Vector Autoregressions Identified With Sign and Ze
2 个回复 - 484 次查看 【作者(必填)】 Jonas E. Arias[/backcolor] ; [/backcolor]Juan F. Rubio‐Ramírez[/backcolor]; [/backcolor] [/backcolor]Daniel F. Waggoner[/backcolor] [/backcolor] [/backcolor] 【 ...2019-7-23 23:26 - 1012124855 - 求助成功区
【学习笔记】Two Big Shifts in Aggregate Demand: The Great Depression an ...
2 个回复 - 694 次查看 Two Big Shifts in Aggregate Demand: The Great Depression and World War II2020-3-4 10:05 - 雨笑风 - Forum
Planning and Scheduling of Supply/Delivery Operations in An LNG Regasificat
0 个回复 - 552 次查看 【作者(必填)】Karimi, I. A., National University of SingaporeKumar, R., National University of Singapore AICHE通常在哪个数据库能找到? 【文题(必填)】Planning and Scheduling of Supply/Delivery Op ...2020-3-6 22:04 - 真龙121 - 文献求助专区
求问分组回归命令reg y x if z==1;reg y x if z==0和by z,sort:reg y x有什么区别
2 个回复 - 2241 次查看 求问,分组回归的命令reg y x if z==1 reg y x if z==0 和by z,sort:reg y x有什么区别吗2020-2-8 16:03 - 3878 - Stata专版
德勤-Asia Pacific Financial Regulatory Update 20191231
2 个回复 - 603 次查看 德勤-Asia Pacific Financial Regulatory Update 20191231 欢迎订阅论坛文库"BAFE文摘"查看更新和旧帖2020-1-17 14:48 - ottohans - 行业分析报告
SAS® 9.4 Macro Language: Reference, Fifth Edition
0 个回复 - 769 次查看 SAS® 9.4 Macro Language: Reference, Fifth Edition2020-1-2 18:19 - xiaoxi_23 - SAS专版
SAS® 9.4 Companion for Windows, Fifth EditionSAS
0 个回复 - 884 次查看 SAS® 9.4 Companion for Windows, Fifth EditionSAS Overview SAS under Windows enables you to complete your data and computation tasks in SAS while integrating with the Windows applications that ...2020-1-2 15:25 - xiaoxi_23 - SAS专版
【学习笔记】分类与回归树的英文是Classification and regression tree,缩写 ...
1 个回复 - 871 次查看 分类与回归树的英文是Classification and regression tree,缩写是CART。CART是在给定输入随机变量X条件下输出随机变量Y的条件概率分布的学习方法。CART假设决策树是二叉树,内部结点特征的取值为“是”和“否”,左 ...2019-12-24 19:51 - 冰花雨 - Forum
The differential impact of the internet on spurring regional entrepreneurship
3 个回复 - 442 次查看 【作者(必填)】Cumming, D. and Johan, S., 【文题(必填)】The differential impact of the internet on spurring regional entrepreneurship 【年份(必填)】 2010. . , 34(5), pp.857-883 【全文链接或数据 ...2019-12-18 16:22 - 凌宇潇然 - 文献求助专区
Deloitte-2019.04-Asia-Pacific fInancial services regulatory outlook 2019
4 个回复 - 603 次查看 Deloitte-2019.04-Asia-Pacific fInancial services regulatory outlook 2019 Trust, Technology, and Transformation2019-4-17 00:27 - everbright2012 - 行业分析报告
1000币求书 Matching, Regression Discontinuity, Difference in Differences
9 个回复 - 2824 次查看 【作者(必填)】by Myoung-jae Lee (Author) 【文题(必填)】Matching, Regression Discontinuity, Difference in Differences, and Beyond 1st Edition 【年份(必填)】2016 【全文链接或数据库名称(选填)】 ...2016-11-7 05:19 - rickycy - 求助成功区
Regulation of the product life cycle
1 个回复 - 361 次查看 【作者(必填)】Ravil Zagidullin 【文题(必填)】Regulation of the product life cycle 【年份(必填)】2008 【全文链接或数据库名称(选填)】https://www.researchgate.net/publication/239437662_Regulation_ ...2019-9-4 21:12 - victorbian - 求助成功区
The Differential Impact of the Internet on Spurring Regional Entrepreneurship
2 个回复 - 315 次查看 【作者(必填)】 Cumming D , Johan S 【文题(必填)】 The Differential Impact of the Internet on Spurring Regional Entrepreneurship 【年份(必填)】 2010 【全文链接或数据库名称(选填)】Cumming D , Joha ...2019-8-1 23:27 - 肖bin学经济 - 求助成功区
Fine Regularity of Solutions of Elliptic Partial Differential Equations
3 个回复 - 754 次查看 【作者(必填)】Jan Maly, William P. Ziemer 【文题(必填)】Fine Regularity of Solutions of Elliptic Partial Differential Equations 【年份(必填)】1997 【全文链接或数据库名称(选填)】www.ams.org/bo ...2019-6-26 23:58 - 北固隐 - 求助成功区
Spatial differences and influencing factors of regional agricultural water use e
1 个回复 - 483 次查看 【作者(必填)】Zhang Xiangda Zhu Shuai 【文题(必填)】Spatial differences and influencing factors of regional agricultural water use efficiency in Heilongjiang Province, China 【年份(必填)】2018 ...2019-4-9 08:00 - wlou64 - 求助成功区
Rolling-ball method and contour marching approach to identifying critical region
3 个回复 - 278 次查看 【作者(必填)】Yuan-ShinLee[/backcolor] 【文题(必填)】Rolling-ball method and contour marching approach to identifying critical regions for complex surface machining 【年份(必填)】2000 【全文链接 ...2019-4-4 07:44 - hebaoxing - 求助成功区
关于regife报错 error3000
6 个回复 - 2252 次查看 就一直报错,哪位大佬帮忙看看这要怎么弄2019-3-19 09:14 - 桃子桃子酱 - Stata专版
amos中regression weights 是unidentified该怎么办
4 个回复 - 4764 次查看 如题,截图如下,请高手多多指点啊。。。。感谢2012-2-15 21:05 - jxm613 - LISREL、AMOS等结构方程模型分析软件
Bayesian Methods for Nonlinear Classification and Regression
0 个回复 - 571 次查看 【作者(必填)】Denison, D. G. T., Holmes, C. C., Mallick, B. K., and Smith, A. F. M. 【文题(必填)】Bayesian Methods for Nonlinear Classification and Regression 【年份(必填)】2002 【全文链接或数 ...2019-2-20 11:17 - lzy225 - 文献求助专区
Enjoying the Quiet Life under Deregulation? Evidence from Adjusted Lerner Indice
4 个回复 - 896 次查看 【作者(必填)】 Michael Koetter[/backcolor], James W. Kolari[/backcolor] and Laura Spierdijk[/backcolor] 【文题(必填)】Enjoying the Quiet Life under Deregulation? Evidence from Adjusted Lerner Indice ...2019-2-20 09:21 - hildegardvon - 求助成功区
Shift and share analysis—A guide to regional policy?
2 个回复 - 517 次查看 【作者(必填)】 T.W. Buck 【文题(必填)】 Shift and share analysis—A guide to regional policy? 【年份(必填)】 1970 【全文链接或数据库名称(选填)】https://www.tandfonline.com/doi/abs/10.1080/095952 ...2018-11-20 13:46 - lily_merry - 求助成功区
论文Inter-regional diffusion of policy innovation in China: A comparative case s
1 个回复 - 552 次查看 【作者(必填)】Xufeng Zhu[/backcolor] 【文题(必填)】论文题目:Inter-regional diffusion of policy innovation in China: A comparative case study[/backcolor] 【年份(必填)】2017年, Volume 25, ...2018-12-21 14:52 - fzhao1982 - 求助成功区
. xtregar lndreward lnifdi lntrade lngdpp lnopen distance dumt*,re lbi
2 个回复 - 1383 次查看 请问这是什么原因?我做的是随机模型 . xtregar lndreward lnifdi lntrade lngdpp lnopen distance dumt*,re lbi variable dumt* not found r(111);2018-9-23 14:14 - 15859339971 - Stata专版
Applying Spatial Aggregation Methods to Identify Opportunities
1 个回复 - 640 次查看 【作者(必填)】 Cecilia Viggiano 【文题(必填)】 Applying Spatial Aggregation Methods to Identify Opportunities for New Bus Services in London 【年份(必填)】 2018 【全文链接或数据库名称(选填)】htt ...2018-9-21 09:17 - peterxu1969 - 求助成功区
. qui reg lneducation lnifdi lntrade lngdpp lnopen distance
7 个回复 - 1390 次查看 为什么会这样呢 . qui reg lneducation lnifdi lntrade lngdpp lnopen distance no observations r(2000);2018-9-20 13:33 - 15859339971 - Stata专版
【经典教材系列】Classification and Regression Trees
42 个回复 - 2030 次查看 欢迎订阅wwqqer文库!2017-1-13 19:59 - wwqqer - 世界经济与国际贸易
Inference Based on Structural Vector Autoregressions Identified With Sign and Ze
1 个回复 - 412 次查看 【作者(必填)】 Jonas E. Arias[/backcolor] Juan F. Rubio‐Ramírez[/backcolor] Daniel F. Waggoner[/backcolor] 【文题(必填)】 Inference Based on Structural Vector Autoregressions Identified W ...2018-4-10 22:11 - jzbd - 求助成功区
Mood-regulatory self-gifts: Development of a conceptual framework.
2 个回复 - 592 次查看 【作者(必填)】 Luomala, Harri T. Laaksonen, Martti 【文题(必填)】 Mood-regulatory self-gifts: Development of a conceptual framework. 【年份(必填)】 Journal of Economic Psychology. Jun97, Vol. 18 ...2018-2-3 17:08 - bailin8019 - 求助成功区
求文献:The consequences of spatially differentiated water pollution regulation
1 个回复 - 1524 次查看 【作者(必填)】Zhao Chen aatthew E.Kahn cd Liu ZhiWang 【文题(必填)】The consequences of spatially differentiated water pollution regulation in China 【年份(必填)】2018 【全文链接或数据库名称(选 ...2018-3-1 22:04 - tianyahero - 求助成功区
Automated gamma knife radiosurgery treatment planning with image registrati..
0 个回复 - 322 次查看 摘要:Gamma knife treatments are usually planned manually, requiring much expertise and time. We describe a new, fully automatic method of treatment planning. Th...http://www.ncbi.nlm.nih.gov/pubmed/1 ...2018-2-2 22:59 - 人工智能-AI - 人工智能论文版
Predicting Inhibitors of Acetylcholinesterase by Regression and Classificat..
0 个回复 - 368 次查看 摘要:Acetylcholinesterase (AChE) is both a therapeutic target for Alzheimer's disease and a target for organophosphorus, carbamates and chemical warfare agents....http://link.springer.com/10.1007 ...2018-2-1 01:00 - DL-er - 人工智能论文版
Discover regulatory DNA elements using chromatin signatures and artificial ..
0 个回复 - 432 次查看 摘要:Recent large-scale chromatin states mapping efforts have revealed characteristic chromatin modification signatures for various types of functional DNA elem...http://pubmedcentralcanada.ca/pmcc/a ...2018-1-31 22:29 - 论文库 - 人工智能论文版
Development of Quality of Life Economic Indicators with Regard to the Environme
1 个回复 - 506 次查看 【作者(必填)】Zuzana Hajduová 【文题(必填)】Development of Quality of Life Economic Indicators with Regard to the Environment☆Author links open overlay panel 【年份(必填)】2014 【全 ...2018-1-29 18:44 - 郑光凤 - 求助成功区