What are Sparse Vectors? How are they different from dense vectors?

What are Sparse Vectors? How are they different from dense vectors?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: interviewbit, spark, topic-specific, data-engineering

参考答案摘要

Sparse vectors consist of two parallel arrays where one array is for storing indices and the other for storing values. These vectors are used to store non-zero values for saving space. val sparseVec: ...

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