blob: 5eb35187960d313d1ee935ff557905a54e824890 [file] [log] [blame]
#-------------------------------------------------------------
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
#-------------------------------------------------------------
args <- commandArgs(TRUE)
options(digits=22)
library("Matrix")
A = readMM(paste(args[1], "A.mtx", sep=""))
by = as.integer(args[2]);
desc = (sum(A)>100)
ixret = (sum(A)>200)
col = A[,by];
if( ixret ) {
B = order(col, decreasing=desc);
} else {
B = A[order(col, decreasing=desc),];
}
writeMM(as(B,"CsparseMatrix"), paste(args[5], "B", sep=""))