| #------------------------------------------------------------- |
| # |
| # 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 <- as.matrix(readMM(paste(args[1], "A.mtx", sep=""))) |
| A <- floor(A); |
| |
| IA = (A != 0) * seq (1, nrow (A), 1); |
| IA = matrix (IA, (nrow (A) * ncol(A)), 1, byrow = FALSE); |
| VA = matrix ( A, (nrow (A) * ncol(A)), 1, byrow = FALSE); |
| #IA = removeEmpty (target = IA, margin = "rows"); |
| #VA = removeEmpty (target = VA, margin = "rows"); |
| Btmp1 = table (IA, VA); |
| Btmp2 = as.matrix(as.data.frame.matrix(Btmp1)); |
| |
| #remove first row and column (0 values, see missing removeEmpty) |
| B = Btmp2[2:nrow(Btmp2),2:ncol(Btmp2)]; |
| |
| writeMM(as(B, "CsparseMatrix"), paste(args[2], "B", sep="")); |
| |
| |
