DS Interview Question & Answer What are the advantages of random projection comparing to PCA? With very high dimensions, if speed is an issue, then consider that on a matrix of size n×k, PCA takes O(k^2×n+k^3)
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brush up on algorithms, data structures, system design, and coding best practices. websites like leetcode, hackerrank, and cracking the coding interview can be lifesavers. demonstrate leadership and communication : be ready to share your experiences in leading teams, managing projects, resolving ...
能够在白板(或纸上)实现基本的数据结构和算法(如果 1 和 2 做到这一步是水到渠成) 在leetcode或careercup上面进行过练习,了解常见的技术面试题目(我个人不鼓励刷题,但在面试前建立起对面试题的『感觉』非常重要) 面试中 确定需求 面试者在白板编程时最重要的任务是理解题目,确认需求——确定输入/输出,确定数据...
LeetCode-Cheat Problem solution template In order to make it easy for everyone to write well-formatted solution templates, the plug-in now has a built-in solution template function. Currently, there is only one set of templates. This set of templates is, the solution templateI often use. ...
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在leetcode或careercup上面进行过练习,了解常见的技术面试题目(我个人不鼓励刷题,但在面试前建立起对面试题的『感觉』非常重要) 面试中 确定需求 面试者在白板编程时最重要的任务是理解题目,确认需求——确定输入/输出,确定数据范围,确定时间/空间要求,确定其它限制。以最常见的排序为例: ...
在leetcode 或careercup 上面进行过练习,了解常见的技术面试题目(我个人不鼓励刷题,但在面试前建立起对面试题的『感觉』非常重要) 面试中 确定需求 面试者在白板编程时最重要的任务是理解题目,确认需求——确定输入/输出,确定数据范围,确定时间/空间要求,确定其它限制。以最常见的排序为例: 输入:来自数组?链表?或...
Back To Basics, Part Uno: Linear Regression and Cost Function Data Science An illustrated guide on essential machine learning concepts Shreya Rao February 3, 2023 6 min read Must-Know in Statistics: The Bivariate Normal Projection Explained