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+- We can turn data into knowledge
+
+
+- Superviser Algorithm use Labels, detail corpus
+
+- regression
+    - 回帰
+- classification
+
+- Preprocession
+    - 準備
+    - transforming the data
+- Learning
+- Evaluation
+    - use test data
+- Prediction
+    - use unknown data
+
+# WhyPython?
+
+- Numpy
+- Pandas
+- Scikit learn
+
+# QA
+
+## What's feature many learning costs?
+
+- Could give us example test regression task?
+    - surrary?
+
+# Chap2
+
+## Perceptron Algorith
+- Classfication algorithm that cased on MCP neuron model
+    - vectors or input and weight
+    - use binary data
+- w .. wight
+- x .. vector data
+
+# calculate
+
+z = `\sum{w_i*x_i}`
+
+
+# 英語
+- regression
+- classification
+- increasing [増加する]
+    - His artworks are likely to increase in value.
+    - The number of people over the age of 65 increased to nrearly 23 millions in 2011.