May 2009 - May 2017 论坛八周年-你的足迹,我的骄傲


一亩三分地论坛

 找回密码
 获取更多干活,快来注册

一亩三分地官方iOS手机应用下载
查看: 563|回复: 0
收起左侧

summer intern phone interview with A9

[复制链接] |试试Instant~ |关注本帖
kobe24 发表于 2015-12-7 01:16:29 | 显示全部楼层 |阅读模式

() @ - -  |

注册一亩三分地论坛,查看更多干货!

您需要 登录 才可以下载或查看,没有帐号?获取更多干活,快来注册

x
phone interview with their search/machine learning/recommender system team. Interview around 1 hour and interviewer is from Korean..鐣欏璁哄潧-涓浜-涓夊垎鍦
-google 1point3acres
coding: there are K files with time stamped log information, how to merge them into one big file based on time sequence order.  The question is similar to merge K sorted list but should handle how to read 10 files at the same time.. 1point 3acres 璁哄潧

design: write a pseudo code to design a recommendation system engine. I use matrix factorization based model with stochastic gradient descent optimization for parameter learning.

评分

1

查看全部评分

本版积分规则

关闭

一亩三分地推荐上一条 /5 下一条

手机版|小黑屋|一亩三分地论坛声明 ( 沪ICP备11015994号 )

custom counter

GMT+8, 2017-5-26 02:28

Powered by Discuz! X3

© 2001-2013 Comsenz Inc. Design By HUXTeam

快速回复 返回顶部 返回列表