如何解决不带URI的SPARQL查询
如果我写了tidyverse
,那么我正在写一个SPARQL查询,但是如果我写了library(dplyr) # >= 1.0.0
library(tidyr)
library(purrr)
library(broom)
lst1 <- list("AQ",c("AQ","WE","SZ"),"SZ","PO","LL"))
nm1 <- grep("^E\\d+$",names(data),value = TRUE)
fmlst <- do.call(c,lapply(lst1,function(vec)
lapply(nm1,function(nm) reformulate(c(nm,vec),response = 'Y1'))))
data %>%
nest_by(SCHOOL,CLASS) %>%
summarise(lmmodels = map(fmlst,~ lm(.x,data = data)),tidyout = map(lmmodels,tidy))
# A tibble: 36 x 4
# Groups: SCHOOL,CLASS [4]
# SCHOOL CLASS lmmodels tidyout
# <int> <int> <list> <list>
# 1 1 2 <lm> <tibble [3 × 5]>
# 2 1 2 <lm> <tibble [3 × 5]>
# 3 1 2 <lm> <tibble [3 × 5]>
# 4 1 2 <lm> <tibble [5 × 5]>
# 5 1 2 <lm> <tibble [5 × 5]>
# 6 1 2 <lm> <tibble [5 × 5]>
# 7 1 2 <lm> <tibble [7 × 5]>
# 8 1 2 <lm> <tibble [7 × 5]>
# 9 1 2 <lm> <tibble [7 × 5]>
#10 1 4 <lm> <tibble [3 × 5]>
# … with 26 more rows
,那么它没有任何结果。该属性名称是motility,我已将数据上传到Jena Fuseki服务器中。
FileInputStream inStream = new FileInputStream(new File(inputFilePath));
Metadata Metadata = ImageMetadataReader.readMetadata(inStream);
Bitmap picBitmap = BitmapFactory.decodeFile(inputFilePath);
FileOutputStream outStream = new FileOutputStream(new File(copiedFile));
picBitmap.compress(Bitmap.CompressFormat.JPEG,100,outStream);
for (Directory directory : Metadata.getDirectories()) {
for (Tag tag : directory.getTags()) {
System.out.println("Tag :" + tag);
}
}
其背后的逻辑或语法错误是什么?
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