Chris WongWeb Crawling 101 — url structure with an example on yp.com.hkWe browse in the internet every single day. We read news headlines from the same few publishers, check wikipedia for any new phrases…May 29, 2019May 29, 2019
Chris Wong港元脫勾之前設我是一個黑天鵝的信徒，如果你有看黑天鵝(Black Swan)這本書，就知道作者Nassim指黑天鵝事件有三個特徵: 罕有(rarity)，有重大影響(extreme impact)，事後可分析性(retrospective predictability)…May 27, 2019May 27, 2019
Chris WongTravel or Not, Like YourselfI recently have read the thought-provoking Medium article Travel Is No Cure for the Mind. The article talks about the voidness of taking…May 27, 2019May 27, 2019
Chris WongWeb Scraping — Football Match Odds on HK Jockey ClubRecently I have been drawn to the technique of web scraping. It is a cool technique to collect first-hand data that is not readily…May 27, 2019May 27, 2019
Chris WongNumerai Tutorial — I — Vanilla Algorithms and Adversarial ValidationNumerai Competition is an online machine learning tournament which is operated by Numerai, a hedge fund. You may refer to this article for…Sep 1, 2017Sep 1, 2017
Chris WongNumerai Tutorial — II — Label Specific Preprocessing and Iterative ScreeningIn the previous article, I have demonstrated the method to iteratively read in the data for Numerai tournament, implement data…Sep 1, 20171Sep 1, 20171
Chris WongUnderstanding HSI — IIIInspired by Brian, my colleague who is specialised in corporate finance, I would like to test the optimal EWMA pair that generates the best…Aug 27, 2017Aug 27, 2017
Chris WongCalisthenics SeriesContrary to the abundance of content on Youtube, I am surprised to find little content of or discussion on calisthenics, or body weight…Aug 25, 2017Aug 25, 2017
Chris WongUnderstanding HSI — IIBefore going into another session of analysis on HSI, it is good, if not necessary, to know how the index is computed from its constituents…Aug 17, 2017Aug 17, 2017
