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Web Intelligence Tools and Case Study (Draft V2)

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Chia-Chi Chang

on 15 July 2013

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Transcript of Web Intelligence Tools and Case Study (Draft V2)

Tools and
Case Study

Web Intelligence
Two Keys
Ask Questions
Find Solutions
Real
Questions
ML/DM
Questions
ML/DM
Solutions
Real
Solutions
學校 ML/DM 課
會教
在實戰中
才學得到
Analysis Tools
by c3h3
Who is C3H3 ?
CHia
CHi
CHang
創辦人 of ......

and
MLDM Monday 聚會
Chief Data Scientist
at InnovoTech Labs
Amateur Trader
Taiwan
Use
Group
InnovoTech Labs?
商品比價服務!
剩下的細節......
What is
Web Intelligence?

Business
Models
MLDM
Models
Data
Servise
Target User?
Cash Flow?
Use Cases?
User Experience (UX)?
Clean Data?
Algorithms?
Efficiency?
Analysis Cost?
Benefit?
Cost?
Business
Models
Data
Network
App
(Servise)
反思一:只有Big Data 有用嗎?
反思二:如何讓Small Data / Small Model / Small Servise 長大?
熱身題:
橘子分類問題?

[Live Demo]
Play Data
With R

熱身題:
橘子和蘋果的分類?
假設:
如果有Labeled Data
的話......則可以....
反思一:
Labeled Data
怎麼來?
反思二:
Labeling Data 的
成本是多少?
Demo 1:
正妹辨識系統?
理想 Data + 理想分類器
真實 Data + 真實分類器
真實 Data + 真實分類器
增加正妹的 Weight
增加恐龍的 Weights
Q1: 如何讓正妹都分對?
Q2: 如何讓正妹類別中都是正妹?
假設:
有Labeled Data的話......則可以....
學習:
問問題的藝術?
Real Q? V.S. ML Q?
反思一:
Labeling Cost?
反思二:
大家的Labeling標準
會一樣嗎?
感謝大家!
Demo 2:
Features Extraction
PCA V.S. PLS
Demo 3:
商品比對問題?
TW.R and MLDM Monday
spideR Series
初階
進階
Text Mining
相關主題
簡介
中文斷詞
R (tm模組)
E-mail Spam
Classifier
HMM 系列
TradeR Series
其他系列
R advanced
Supervised Learning
and Unsupervised Learning
Git 簡介
Computer Vision
RCpp
Knitr and Rmd
Fusion Table
Kriging Method
ML for Hackers導讀
Ronny Lighting Talk
感謝曾經參加過 TW.R 社群聚會的大家
Topic Modeling
一些 Modeling 的小觀念
Tradeoff Overfitting
Full transcript