# HG changeset patch # User Assaf Gordon # Date 1416709077 18000 # Node ID 687db8c37dcff9cc1cb90c4d191369aed960e2c6 # Parent ee35019e3cbae00d08bd145c5eaf87e6fbdd3279 remove leftover datamash.xml from merge diff -r ee35019e3cba -r 687db8c37dcf datamash.xml --- a/datamash.xml Sat Nov 22 21:13:52 2014 -0500 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,172 +0,0 @@ - - (operations on tabular data) - - - datamash - - - - datamash - $header_in - $header_out - $need_sort - $print_full_line - $ignore_case - #if str($grouping)>0 - --group '$grouping' - #end if - #for $oper in $operations - ${oper.op_name} - ${oper.op_column} - #end for - < $in_file > $out_file - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -.. class:: infomark - -**TIP:** Input data must be TAB delimited. If the desired dataset does not appear in the input list, use *Text Manipulation->Convert* to convert it to **Tabular** type. - ------ - -**Syntax** - -This tools performs common operations (such as summing, counting, mean, standard-deviation) on input file, based on tabular data. The tool can also optionaly group the input based on a given field. - ------ - -**Example 1** - -- Find the average score in statistics course of college students, grouped by their college major. The input file has three fields (Name,Major,Score) and a header line:: - - Name Major Score - Bryan Arts 68 - Isaiah Arts 80 - Gabriel Health-Medicine 100 - Tysza Business 92 - Zackery Engineering 54 - ... - ... - -- Grouping the input by the second column (*Major*), and performing operations **mean** and **sample standard deviation** on the third column (*Score*), gives:: - - GroupBy(Major) mean(Score) sstdev(Score) - Arts 68.9474 10.4215 - Business 87.3636 5.18214 - Engineering 66.5385 19.8814 - Health-Medicine 90.6154 9.22441 - Life-Sciences 55.3333 20.606 - Social-Sciences 60.2667 17.2273 - -This sample file is available at http://www.gnu.org/software/datamash . - -**Example 2** - -- Using the UCSC RefSeq Human Gene Track, available at: http://hgdownload.soe.ucsc.edu/goldenPath/hg38/database/refGene.txt.gz - -- List the number and identifiers of isoforms per gene. The gene identifier is in column 13, the isoform/transcript identifier is in column 2. Grouping by column 13 and performing **count** and **Combine all values** on column 2, gives:: - - GroupBy(field-13) count(field-2) collapse(field-2) - A1BG 1 NM_130786 - A1BG-AS1 1 NR_015380 - A1CF 6 NM_001198818,NM_001198819,NM_001198820,NM_014576,NM_138932,NM_138933 - A2M 1 NM_000014 - A2M-AS1 1 NR_026971 - A2ML1 2 NM_001282424,NM_144670 - ... - -- Count how many transcripts are listed for each chromosome and strand. Chromosome is on column 3, Strand is in column 4. Transcript identifiers are in column 2. Grouping by columns **3,4** and performing operation **count** on column 2, gives:: - - GroupBy(field-3) GroupBy(field-4) count(field-2) - chr1 + 2456 - chr1 - 2431 - chr2 + 1599 - chr2 - 1419 - chr3 + 1287 - chr3 - 1249 - ... - ------ - -**GNU Datamash** is a Free and Open Source Software, see more details on the Datamash_ Website. - -**GNU Datamash** is also available as a command-line program, see http://www.gnu.org/software/datamash/download/ . - -For more details about supported statistical operations, see Datamash_ website. - -.. _Datamash: http://www.gnu.org/software/datamash/ - - -