Displaying 7 results from an estimated 7 matches for "simple_triplet_matrix".
2010 Oct 11
2
topicmodels error
I try to fit a LDA model to a TermDocumentMatrix with the topicmodels
package...
but R says:
> Error in LDA(TDM, k = k, method = "Gibbs", control = list(seed = SEED, :
> x is of class ?TermDocumentMatrix??simple_triplet_matrix?
> class(TDM)
> [1] "TermDocumentMatrix" "simple_triplet_matrix"
I try to use a matrix... but don't work:
> MAT <- as.matrix(TDM)
> Error in LDA(MAT, k = k, method = "Gibbs", control = list(seed = SEED, :
> x is of class ?matrix?
The help...
2014 Jul 25
3
wordcloud y tabla de palabras
..... ..$ ncol : int 1
.. ..$ dimnames:List of 2
.. .. ..$ Terms: [1:1540] "070812" "100" "100000" "117735" ...
.. .. ..$ Docs : "2013_21SeguridadCiudadana.txt"
.. ..- attr(*, "class")= [1:2] "TermDocumentMatrix" "simple_triplet_matrix"
.. ..- attr(*, "weighting")= [1:2] "term frequency" "tf"
$ :List of 2
..$ name: "2005"
..$ tdm :List of 6
.. ..$ i : int [1:1849] 1 2 3 4 5 6 7 8 9 10 ...
.. ..$ j : int [1:1849] 1 1 1 1 1 1 1 1 1 1 ...
.. ..$ v : num [1...
2014 Jul 28
2
wordcloud y tabla de palabras
...names:List of 2
> > .. .. ..$ Terms: [1:1540] "070812" "100" "100000" "117735" ...
> > .. .. ..$ Docs : "2013_21SeguridadCiudadana.txt"
> > .. ..- attr(*, "class")= [1:2] "TermDocumentMatrix"
> "simple_triplet_matrix"
> > .. ..- attr(*, "weighting")= [1:2] "term frequency" "tf"
> > $ :List of 2
> > ..$ name: "2005"
> > ..$ tdm :List of 6
> > .. ..$ i : int [1:1849] 1 2 3 4 5 6 7 8 9 10 ...
> > .. ..$ j : in...
2011 May 11
1
filtering out unwanted words in a Term Document Matrix
...quot;, "prisoner", "corporate", "lockout", "disposition", "discharge", "reason"))
I get the following error:
"no applicable method for 'tm_intersect' applied to an object of class "c('TermDocumentMatrix', 'simple_triplet_matrix')" "
What am I doing wrong? I'd greatly appreciate any ideas or thoughts on this!!!! Thank you!!
Thomas Heiman, PhD
Info Systems Eng, Sr
The MITRE Corporation | Center for Enterprise Modernization
Office: 703-983-2951 | theiman@mitre.org<mailto:theiman@mitre.org>
[[alt...
2014 Jul 29
2
wordcloud y tabla de palabras [Avanzando]
...ms: [1:1540] "070812" "100" "100000" "117735" ...
>>>> > .. .. ..$ Docs : "2013_21SeguridadCiudadana.txt"
>>>> > .. ..- attr(*, "class")= [1:2] "TermDocumentMatrix"
>>>> > "simple_triplet_matrix"
>>>> > .. ..- attr(*, "weighting")= [1:2] "term frequency" "tf"
>>>> > $ :List of 2
>>>> > ..$ name: "2005"
>>>> > ..$ tdm :List of 6
>>>> > .. ..$ i : int [1:18...
2011 Sep 13
1
SVD Memory Issue
...5677
$ dimnames:List of 2
..$ Terms: chr [1:771] "access" "accessori" "accumul" "acoust" ...
..$ Docs : chr [1:5677] "1" "2" "3" "4" ...
- attr(*, "class")= chr [1:2] "TermDocumentMatrix" "simple_triplet_matrix"
- attr(*, "Weighting")= chr [1:2] "term frequency" "tf"
SVD is calcualted using:
> tdm_matrix <- as.matrix(tdm2)
> svd_out<-svd(tdm_matrix)
Error: cannot allocate vector of size 767.7 Mb
In addition: Warning messages:
1: In matrix(0, n, np) :
Re...
2011 Sep 12
1
findFreqTerms vs minDocFreq in Package 'tm'
...ol : int 5677
$ dimnames:List of 2
..$ Terms: chr [1:659] "\024" "\026" "ac" "access" ...
..$ Docs : chr [1:5677] "1" "2" "3" "4" ...
- attr(*, "class")= chr [1:2] "TermDocumentMatrix" "simple_triplet_matrix"
- attr(*, "Weighting")= chr [1:2] "term frequency" "tf"
Thank you.
Ravi
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