[R] =?big5?q?=A6^=C2=D0=A1G=20Re:=20Need=20help=20in=20waveslim=20package:?= =?big5?q?=20imodwt=20and=20universal.thresh.modwt?=

Airon Yiu aironyiu at yahoo.com.hk
Tue Nov 14 06:56:51 CET 2006


Hi  Rogerio:
   
  I am using Waveslim 1.5 on R 2.3.0, running on Chinese WinXP (SP2).  
   
  The data, attached in the CSV file, is a stock data (0001 from Hong Kong) downloaded from Yahoo!Finance.  The time series data are the Adj. Close prices (last column) from 4-Jan-00 to 30-Nov-2005.
   
  The waveslim mra rountines are working fine on these data.
   
  Thks

rdporto1 <rdporto1 at terra.com.br> »¡¡G
  The first two commands worked fine to me. I used
xdata = rnorm(128).

To let us help you more, specify your R version,
some data, OS etc, as usually asked.

Rogerio Porto.

---------- Cabeçalho original -----------

De: r-help-bounces at stat.math.ethz.ch
Para: r-help at stat.math.ethz.ch
Cópia:
Data: Sun, 12 Nov 2006 16:02:45 +0800 (CST)
Assunto: [R] Need help in waveslim package: imodwt and universal.thresh.modwt

> Hi:
> I have encountered problems with imodwt and universal.thresh.modwt and cannot find any reference in R Search. Hope someone can give me some ideas:
>
> Starting with
> modwt.la8 <- modwt(xdata, "la8", n.level=6) <-- this seems to work fine
>
> (1) ydata <- imodwt(modwt.la8)
> will always give ydata as numeric(0) (no values) instead of being a time series data with the same lenght as xdata.
>
> (2) thred.la8 <- universal.thresh.modwt(modwt.la8, max.level=4, hard=F) will give me error at:
> abs(wc.fine) - cannot contain non-numeric field.
>
> Any help is much appreciated.
>
> Regards
>
>





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<DIV>Hi&nbsp; Rogerio:</DIV>  <DIV>&nbsp;</DIV>  <DIV>I am using Waveslim 1.5 on R 2.3.0, running on Chinese WinXP (SP2).&nbsp; </DIV>  <DIV>&nbsp;</DIV>  <DIV>The data, attached in the CSV file, is a stock data (0001 from Hong Kong) downloaded from Yahoo!Finance.&nbsp; The time series data are the&nbsp;Adj. Close prices (last column) from&nbsp;4-Jan-00 to 30-Nov-2005.</DIV>  <DIV>&nbsp;</DIV>  <DIV>The waveslim&nbsp;mra rountines are working fine on these data.</DIV>  <DIV>&nbsp;</DIV>  <DIV>Thks<BR><BR><B><I>rdporto1 &lt;rdporto1 at terra.com.br&gt;</I></B> »¡¡G</DIV>  <BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">The first two commands worked fine to me. I used<BR>xdata = rnorm(128).<BR><BR>To let us help you more, specify your R version,<BR>some data, OS etc, as usually asked.<BR><BR>Rogerio Porto.<BR><BR>---------- Cabeçalho original -----------<BR><BR>De: r-help-bounces at stat.math.ethz.ch<BR>Para:
 r-help at stat.math.ethz.ch<BR>Cópia:<BR>Data: Sun, 12 Nov 2006 16:02:45 +0800 (CST)<BR>Assunto: [R] Need help in waveslim package: imodwt and universal.thresh.modwt<BR><BR>&gt; Hi:<BR>&gt; I have encountered problems with imodwt and universal.thresh.modwt and cannot find any reference in R Search. Hope someone can give me some ideas:<BR>&gt;<BR>&gt; Starting with<BR>&gt; modwt.la8 &lt;- modwt(xdata, "la8", n.level=6) &lt;-- this seems to work fine<BR>&gt;<BR>&gt; (1) ydata &lt;- imodwt(modwt.la8)<BR>&gt; will always give ydata as numeric(0) (no values) instead of being a time series data with the same lenght as xdata.<BR>&gt;<BR>&gt; (2) thred.la8 &lt;- universal.thresh.modwt(modwt.la8, max.level=4, hard=F) will give me error at:<BR>&gt; abs(wc.fine) - cannot contain non-numeric field.<BR>&gt;<BR>&gt; Any help is much appreciated.<BR>&gt;<BR>&gt; Regards<BR>&gt;<BR>&gt;<BR><BR></BLOCKQUOTE><BR><p>&#32;_______________________________________<br> YM - Â÷½u°T®§<br>

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