[ https://issues.apache.org/jira/browse/SYSTEMML-1824?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias Boehm updated SYSTEMML-1824: ------------------------------------- Description: Given a frame input with 3 rows and column names {{name1, name2}}, the following script produces incorrect results: {code} X = read("X.csv", data_type="frame", format="csv", header=TRUE); spec = "{ids: false, recode: [ name1, name2 ]}"; [Y,M] = transformencode(target=X, spec=spec); spec2 = "{ids: false, recode: [ name2 ]}"; Z = transformapply(target=X[,2], spec=spec2, meta=M) print(toString(Z)); {code} The output is supposed to be 3x1 and properly recoded but currently returns {code} NaN NaN NaN {code} was: Given a frame input with column names {{name1, name2}}, the following script produces incorrect results: {code} X = read("X.csv", data_type="frame", format="csv", header=TRUE); spec = "{ids: false, recode: [ name1, name2 ]}"; [Y,M] = transformencode(target=X, spec=spec); spec2 = "{ids: false, recode: [ name2 ]}"; Z = transformapply(target=X[,2], spec=spec2, meta=M) print(toString(Z)); {code} The output is supposed to be 1x3 and properly recoded but currently returns {code} NaN NaN NaN {code} > Wrong transformapply output with col name specification and subset of cols > -------------------------------------------------------------------------- > > Key: SYSTEMML-1824 > URL: https://issues.apache.org/jira/browse/SYSTEMML-1824 > Project: SystemML > Issue Type: Bug > Reporter: Matthias Boehm > > Given a frame input with 3 rows and column names {{name1, name2}}, the > following script produces incorrect results: > {code} > X = read("X.csv", data_type="frame", format="csv", header=TRUE); > spec = "{ids: false, recode: [ name1, name2 ]}"; > [Y,M] = transformencode(target=X, spec=spec); > spec2 = "{ids: false, recode: [ name2 ]}"; > Z = transformapply(target=X[,2], spec=spec2, meta=M) > print(toString(Z)); > {code} > The output is supposed to be 3x1 and properly recoded but currently returns > {code} > NaN > NaN > NaN > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029)