{"id":72601,"library":"csparsej","title":"CSparseJ","description":"CSparseJ is a Java port of CSparse, a concise sparse matrix package for numerical computing.","status":"active","version":"1.1.1","language":"java","source_language":null,"source_url":"https://github.com/rwl/CSparseJ","tags":["sparse","matrix","numerical","linear-algebra"],"install":[{"cmd":"<dependency>\n  <groupId>net.sourceforge.csparsej</groupId>\n  <artifactId>csparsej</artifactId>\n  <version>1.1.1</version>\n</dependency>","lang":"xml","label":"Maven"},{"cmd":"implementation 'net.sourceforge.csparsej:csparsej:1.1.1'","lang":"groovy","label":"Gradle"}],"dependencies":[],"imports":[{"symbol":"CSCMatrix","correct":"com.github.fommil.netlib.CSCMatrix"}],"quickstart":{"code":"import com.github.fommil.netlib.CSCMatrix;\n\npublic class Example {\n    public static void main(String[] args) {\n        CSCMatrix matrix = new CSCMatrix(3, 3);\n        // ... populate and use sparse matrix ...\n    }\n}","lang":"java","description":"Create a compressed sparse column matrix."},"warnings":[{"fix":"Use com.github.fommil.netlib:netlib-java for more maintained sparse matrix support.","message":"The package net.sourceforge.csparsej may have moved; check for latest coordinates.","severity":"gotcha","affected_versions":"<=1.1.1"}],"env_vars":null,"search_vec":"'algebra':22 'comput':16 'concis':10 'cspars':8 'csparsej':1,2 'java':5 'linear':21 'linear-algebra':20 'matrix':12,18 'numer':15,19 'packag':13 'port':6 'spars':11,17","created_at":"2026-06-17T18:40:56.035789+00:00","updated_at":"2026-06-17T18:40:56.035789+00:00","problems":[],"ecosystem":"maven","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"http://sourceforge.net/projects/csparsej/","github":"https://github.com/rwl/CSparseJ","docs":"https://appdoc.app/artifact/net.sourceforge.csparsej/csparsej/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["utility","other"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-17","next_check":"2026-12-14","install_tag":null}}