[MAHOUT-456] RowSimilarityJob should not produce SequentialAccessSparseVectors

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.4
• Component/s: classic
• Assignee: Unassigned
• Reporter: Sebastian Schelter
• Created: 05/Aug/10 20:50
• Updated: 31/Jan/24 22:16
• Resolved: 10/Aug/10 17:24

Description

RowSimilarityJob currently produces SequentialAccessSparseVectors with cardinality Integer.MAX_VALUE wrapped inside VectorWritables.

It should better produce RandomAccessSparseVectors as some methods like assign(Vector) are very slow on such SequentialAccessSparseVectors.