Displaying 6 results from an estimated 6 matches for "sampletxt".
2017 Jul 11
2
Extracting sentences with combinations of target words/terms from cancer patient text medical records
...have several paragraphs. One concern I had was that, even if I could get my code working, it would be too inefficient to handle that volume of data.
Thanks,
Paul
library(tidyverse)
library(stringr)
library(lubridate)
sentence_match <- function(x){
sentence_extract <- str_extract_all(sampletxt, boundary("sentence"), simplify = TRUE)
sentence_number <- intersect(str_which(sentence_extract, "breast"), str_which(sentence_extract, "metastatic|stage IV"))
sentence_match <- str_c(sentence_number, ": ", sentence_extract[sentence_number], collaps...
2017 Jul 12
2
Extracting sentences with combinations of target words/terms from cancer patient text medical records
Hi Bert,
Thanks for your reply. It appears that I didn't replace the variable name "sampletxt" with the argument "x" in my function. I've corrected that and now my code seems to be working fine.
Paul
________________________________
From: Bert Gunter <bgunter.4567 at gmail.com>
Cc: R-help <r-help at r-project.org>
Sent: Tuesday, July 11, 2017 2:00 PM
Subjec...
2017 Jul 12
0
Extracting sentences with combinations of target words/terms from cancer patient text medical records
...t Gunter <bgunter.4567 at gmail.com>
Cc: R-help <r-help at r-project.org>
Subject: Re: [R] Extracting sentences with combinations of target words/terms from cancer patient text medical records
Hi Bert,
Thanks for your reply. It appears that I didn't replace the variable name "sampletxt" with the argument "x" in my function. I've corrected that and now my code seems to be working fine.
Paul
________________________________
From: Bert Gunter <bgunter.4567 at gmail.com>
Cc: R-help <r-help at r-project.org>
Sent: Tuesday, July 11, 2017 2:00 PM
Subjec...
2017 Jul 13
1
Extracting sentences with combinations of target words/terms from cancer patient text medical records
...ify = TRUE)
sentence_number <- intersect(str_which(sentence_extract, "breast"), str_which(sentence_extract, "metastatic|stage IV"))
sentence_match <- str_c(sentence_number, ": ", sentence_extract[sentence_number], collapse = "")
sentence_match
}
sampletxt <-
structure(
list(
PTNO = c(1, 2, 2, 2),
DATE = structure(c(16436, 16436, 16832, 16845), class = "Date"),
TYPE = c("Progress note", "CAT scan", "Progress note", "Progress note"),
TVAR = c(
"This sentenc...
2017 Jul 11
0
Extracting sentences with combinations of target words/terms from cancer patient text medical records
...> could get my code working, it would be too inefficient to handle that
> volume of data.
>
> Thanks,
>
> Paul
>
>
> library(tidyverse)
> library(stringr)
> library(lubridate)
>
> sentence_match <- function(x){
> sentence_extract <- str_extract_all(sampletxt, boundary("sentence"),
> simplify = TRUE)
> sentence_number <- intersect(str_which(sentence_extract, "breast"),
> str_which(sentence_extract, "metastatic|stage IV"))
> sentence_match <- str_c(sentence_number, ": ", sentence_extract[sente...
2017 Jul 13
0
Extracting sentences with combinations of target words/terms from cancer patient text medical records
...ify = TRUE)
sentence_number <- intersect(str_which(sentence_extract, "breast"), str_which(sentence_extract, "metastatic|stage IV"))
sentence_match <- str_c(sentence_number, ": ", sentence_extract[sentence_number], collapse = "")
sentence_match
}
sampletxt <-
structure(
list(
PTNO = c(1, 2, 2, 2),
DATE = structure(c(16436, 16436, 16832, 16845), class = "Date"),
TYPE = c("Progress note", "CAT scan", "Progress note", "Progress note"),
TVAR = c(
"This sentenc...