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Meng-Jiun Chiou
Meng-Jiun Chiou

87 Followers

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Jan 29

LeetCode 572. Subtree of Another Tree

A simple solution beating 99.5% Python3 submission in terms of speed. Original problem: https://leetcode.com/problems/subtree-of-another-tree/description/ Intuition We don’t need to check each of the node of the target Root tree whether it’s matching the subRoot tree. What if we only check those nodes having the same height as the subRoot tree? Approach Note…

Leetcode

2 min read

LeetCode 572. Subtree of Another Tree
LeetCode 572. Subtree of Another Tree
Leetcode

2 min read


Oct 24, 2020

新加坡國立大學資工碩士班招生審查感想 (Thoughts on Reviewing NUS MComp Admission)

今年應該是因為各種因素(COVID, 中美科技冷戰, you name it)NUS CS MS 申請人數又創新高,作為 PhD 學生被找去幫忙本系的碩士班招生審查,主要是碩士的部分。想要分享一下這部分的心得,一方面是想讓想來的台灣學生有個依據,也想讓多一些學生了解 NUS 的情況,畢竟申請的(我 review 到的)大多數是印度/中國/新加坡籍 …

6 min read

6 min read


May 15, 2020

LeetCode 39. Combination Sum

https://leetcode.com/problems/combination-sum/ Problem Description Given a set of candidate numbers (candidates) (without duplicates) and a target number (target), find all unique combinations in candidates where the candidate numbers sums to target. The same repeated number may be chosen from candidates unlimited number of times. Note: All numbers (including target) will be positive integers. …

Leetcode

2 min read

LeetCode 39. Combination Sum
LeetCode 39. Combination Sum
Leetcode

2 min read


Jun 20, 2018

Setting up a Printer at NUS SoC for Ubuntu (Linux)

It’s a memo of setting up the printer in National University of Singapore (NUS) School of Computing for Ubuntu specifically, as the official doc is only for Windows/Mac OSX currently. …

Ubuntu

2 min read

Ubuntu

2 min read


Jun 6, 2018

Build OpenCV 2.4.9 & Caffe with CUDA 9.0 on Ubuntu 16.04

There are quite a lot of things you could feel annoying about the research. One of the most annoying I found recently, is trying to spending a couple of days only to build an environment for experiment while have not started any experiment yet. …

Ubuntu

4 min read

Ubuntu

4 min read


Mar 2, 2018

Work on Jupyter Notebook with Keras & Tensorflow with Conda Virtualenv on Ubuntu

This is a step-by-step tutorial recording how to set Keras with Tensorflow with Conda Virtual Environment, and (bonus) work on Jupyter notebook. Here’s are some advantages using conda virtual environment instead of installing directly on your system: Keep your system tidy: Multiple packages, different versions of python and Deep Neural…

Python

2 min read

Python

2 min read


Feb 23, 2018

Non-Parametric Model

Whenever you are reading a machine learning paper, you may encounter this kind of words: “our model is non-parametric…” and wondering what on earth is non-parametric? What is its advantage over parametric model? For parametric model, data is assumed to fit a normal distribution with unknown parameters μ (population mean)…

Statistics

1 min read

Non-Parametric Model
Non-Parametric Model
Statistics

1 min read


Feb 9, 2018

Empirical & Structural Risk Minimization

So you said you want to train a classifier on your data set but you do not know what to optimize on. Let’s say you have the training data set X and its corresponding labels Y, so that you want to train your classifier f that maps incoming data point…

Machine Learning

3 min read

Empirical & Structural Risk Minimization
Empirical & Structural Risk Minimization
Machine Learning

3 min read

Meng-Jiun Chiou

Meng-Jiun Chiou

87 Followers

Computer Vision Applied Scientist @ Amazon. https://coldmanck.github.io

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