search for: siang

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2008 Jul 21
2
CART and CHAID
Can I say that RPART is a modified algo of CART and PARTY a modified of CHAID? Thanks. ---- Chua Siang Li Consultant - Operations Research Acceval Pte Ltd Tel: 6297 8740 Email: siang.li.chua at acceval-intl.com Website: www.acceval-intl.com This message and any attachments (the "message"...{{dropped:12}}
2008 Jul 22
2
rpart$where and predict.rpart
...ach observations belongs. Now, I have a set of new data and used predict.rpart which seems to give only the predicted value with no information similar to rpart$where. May I know how to find out the terminal nodes that each new observations belongs to? Many thanks. ---- Chua Siang Li Consultant - Operations Research Acceval Pte Ltd Tel: 6297 8740 Email: siang.li.chua at acceval-intl.com Website: www.acceval-intl.com This message and any attachments (the "message"...{{dropped:12}}
2008 Jun 18
3
Cluster on both categorical and numerical data
Hello there. Is there any function in R that can do cluster on a set of data that has both categorical and numerical variables? thanks. siangli
2008 Aug 05
1
Extracting variable names of final model in stepAIC
...1 127.9724 1068 852385.2 7267.108 3 - x.Market.Price 1 858.2886 1069 853243.5 7266.200 question: Now, $anova list the final model only on the console. How do I retrieve the variable names of final model (to be written into a text file later)? Thanks. ---- Chua Siang Li Consultant - Operations Research Acceval Pte Ltd Tel: 6297 8740 Email: siang.li.chua at acceval-intl.com Website: www.acceval-intl.com This message and any attachments (the "message"...{{dropped:13}}
2008 Jul 31
1
predict rpart: new data has new level
...0, minbucket=50, maxdepth=5) > predictLost <- predict(mod, newdata=data.frame(y=yLost, x=xLost), type="vector") Error in model.frame.default(Terms, newdata, na.action = act, xlev = attr(object, : factor 'x.Incoterm' has new level(s) MTD ---- Chua Siang Li Consultant - Operations Research Acceval Pte Ltd Tel: 6297 8740 Email: siang.li.chua at acceval-intl.com Website: www.acceval-intl.com This message and any attachments (the "message"...{{dropped:13}}
2008 Aug 19
1
nonlinear constrained optimization
...ethod = "BFGS"? But wonder how to include the constraint. I also saw constrOptim but it says for linear constraint only. So, what will be the suitable function to use then? Also, how should I write (sum i) in R? Many thanks and your help is much appreciated. ---- Chua Siang Li Consultant - Operations Research Acceval Pte Ltd Tel: 6297 8740 Email: siang.li.chua at acceval-intl.com Website: www.acceval-intl.com This message and any attachments (the "message"...{{dropped:13}}
2006 Feb 07
2
guideline for plug-in to icecast2 server
...g oddcast under window platform and now using icecastwin32 as server in this case is there any possible way to let icecastwin32 to stream Wma? pls advise thanks you -----Original Message----- From: Geoff Shang [mailto:geoff@hitsandpieces.net] Sent: Wednesday, February 08, 2006 1:06 PM To: Neo Jiun Siang - R&D Cc: icecast@xiph.org; njsalan@hotmail.com Subject: RE: [Icecast] guideline for plug-in to icecast2 server Neo Jiun Siang - R&D wrote: > thanks alot Geoff by the way is there any possible ways to add plug-in to > icecast2 server to stream Wma? regardless of the license proble...
2008 Oct 15
1
Forecasting using ARIMAX
...Q2. Now, say I am forecasting for next month Nov 2008. But I yet to have Nov 08 data for the 2 independent variables In fact currently, I only have Sep 2008 values. I think the parameter transfer is the solution? Would appreciate someone can shed some light on how I can proceed. Many Thanks. siangli
2006 Feb 07
1
guideline for plug-in to icecast2 server
thanks alot Geoff by the way is there any possible ways to add plug-in to icecast2 server to stream Wma? regardless of the license problem -----Original Message----- From: Geoff Shang [mailto:geoff@hitsandpieces.net] Sent: Tuesday, February 07, 2006 8:08 PM To: Neo Jiun Siang - R&D Cc: icecast@xiph.org; njsalan@hotmail.com Subject: RE: [Icecast] guideline for plug-in to icecast2 server Neo Jiun Siang - R&D wrote: > actually im trying to add feature to ices2 to able to stream mix > file format such as ogg and mp3 in the same playlist.m3u without >...
2008 Jul 03
1
Otpmial initial centroid in kmeans
...id in the R function? (I don't want random starting pt) 2) how to determine the optimal (if not, a good) centroid to start with? (I am not after the fixed seed solution as it only ensure that the cluster is the same at every run but not necessary a good cluster.) Many Thanks. siangli
2006 Feb 07
1
guideline for plug-in to icecast2 server
...uality drops. Therefore im trying to find out is there any easy way out to add plug-in to ices2 such as it has the feature of ices0 too please adivse thank you -----Original Message----- From: Geoff Shang [mailto:geoff@hitsandpieces.net] Sent: Monday, February 06, 2006 5:27 PM To: Neo Jiun Siang - R&D Cc: icecast@xiph.org; njsalan@hotmail.com Subject: Re: [Icecast] guideline for plug-in to icecast2 server Neo Jiun Siang - R&D wrote: > i would like to find out is that any ways to add plugin to icecast2 > and ice2 to stream mp3 .Is there a list of gulidline for adding...
2008 Sep 16
0
Warning messages after auto.arima
...: 4542.161 ARIMA(2,1,2) : 4416.889 Best model: ARIMA(1,1,1) Warning message: In if (class(fit) != "try-error") offset <- -2 * fit$loglik - length(x) * : the condition has length > 1 and only the first element will be used ---- Chua Siang Li Consultant - Operations Research Acceval Pte Ltd Tel: 6297 8740 Email: siang.li.chua at acceval-intl.com Website: www.acceval-intl.com This message and any attachments (the "message"...{{dropped:13}}
2006 Feb 06
1
guideline for plug-in to icecast2 server
hi all i would like to find out is that any ways to add plugin to icecast2 and ice2 to stream mp3 .Is there a list of gulidline for adding feature to present icecast2 and ices2. i will a appretiated for the help from icecast memeber and developer thank you .
2002 Nov 19
0
Wine & Metastock
...\Program Files\\Equis\\MetaStock\\equis.ttf",(null)):stub Is this a Wine deficiency, ie function not supported? Is there a way to get around this error? Should I lodge a wine bug report? Should I throw in the towel as far as this pgm is concerned? Any help would be appreciated. -- Lim Yew Siang -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.winehq.org/pipermail/wine-users/attachments/20021119/474dde49/attachment.html