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Top Forums Shell Programming and Scripting awk script to perform an action similar to vlookup between two csv files in UNIX Post 302915512 by Prit Siv on Wednesday 3rd of September 2014 01:58:45 PM
Old 09-03-2014
code so far

I tried to do something like this:

Code:
awk -F, 'FNR==NR{a[$2]=$1;next}$1 in a {$7=a[$1]}1' OFS="," FS="," file2.csv file1.csv

The output is completely wrong though Smilie

Have not written any awk scripts before and not sure how I could fix my code..
 

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OCR4GAMERA(1)															     OCR4GAMERA(1)

NAME
ocr4gamera - OCR system using the Gamera framework USAGE
ocr4gamera -x <traindata> [options] <imagefile> OPTIONS
-v <int>, --verbosity=<int> Set verbosity level to <int>. Possible values are 0 (default): silent operation; 1: information on progress; >2: segmentation info is written to PNG files with prefix debug_. -h, --help Display help and exit. -d, --deskew Do a skew correction (recommended). -f, --filter Filter out very large (images) and very small components (noise). -a, --automatic-group Autogroup glyphs with classifier. -x <file>, --xmlfile=<file> Read training data from <file>. -o <xml>, --output=<xml> Write recognized text to file <xml> (otherwise it is written to stdout). -c <csv>, --extra_chars_csvfile=<csv> Read additional class name conversions from file <csv>. <csv> must contain one conversion per line. -R <rules>, --heuristic_rules=<rules> Apply heuristic rules <rules> for disambiguation of some chars. <rules> can be roman (default) or none (for no rules). -D, --dictionary-correction Correct words using a dictionary (requires aspell or ispell). -L <lang>, --dictionary-language=<lang> Use <lang> as language for aspell (when option -D is set). -e <int>, --edit-distance=<int> Correct words only when edit distance not more than <int>. OCR4GAMERA(1)
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