Toshiyuki Sakamoto "Making and Understanding! Introduction to Ensemble Learning Algorithms" (R & C, 2019)
--Publisher site: https://www.c-r.com/book/detail/1316
I looked at the publisher's site and found no typographical information anywhere, so I'll collect it.
page | Wrong | Positive |
---|---|---|
3 | Is the purpose of this book | I meanButThis is the purpose of this book |
13 | Normal. I use the decision tree as a base | Normal**、**I use the decision tree as a base |
36 | 「scikir-learn」 | 「scikit-learn」 |
40, 44 | pred.argmax |
prob.argmax |
43 | Evaluation function in regression classification | RegressionEvaluation function in |
50~53 | ncol |
nrow |
57 | Get worse results than Zero Rule | With worse results than Zero RuleNanaRu |
57 | Prepare an array of the required size | ? |
62 | If the number of dimensions and N | Number of dimensionsToIf N |
62 | Because SGD can process data little by little | SGD processes data little by littleBecause I can |
68 | Class variables | Instance variables |
81 | The purpose of the decision tree algorithm | Purpose of the decision tree algorithmis |
85 | Axis of data | Of the dataNumber axis |
88 | Also create a "score" variable | Also create a "score" variableI will |
102 | Difference left and right nodes | Left and rightNodes |
111 | If you delete the branch in the node | Delete the branch in the nodeif |
117 | def criticalscore(node, x, y, score_max) |
def criticalscore(node, score_max) |
119 | "Pruntest" which shows the ratio when the test data is separated | Represents the percentage when the test data is separated**「splitratio」** |
120 | First during pruning | First pruningofAt the time |
121 | The code at the top is wrong. The code on p126 is correct | |
145 | 5 and 10 | 5,10,20 pieces |
148 | Data here | Individualdata |
149 | Numpy "agerage" function | NumPy's "average"function |
149~ | WeighedZeroRule | WeightedZeroRule |
151~ | WeighedDecisionStump | WeightedDecisionStump |
163 | (Equation 3)of |
|
164 | (Equation 8), First minus | |
166 | Class variables | Instance variables |
166 | Overload | override |
167~ | itre | iter |
174 | Add up the weights for the correct data | Incorrect answerAdd weights to data |
175 | The total weight of the correct data | Sum of the weights of the correct dataso |
190 | At the time when it becomes half of all the total | Half of all totalTaAt the time |
200 | First time from AdaBoost | From AdaBoostStart with |
200 | So that the value decreases | Its value decreaseslike |
200 | There is no one-character space for changing paragraphs on the last line | |
211~ | ganma |
gamma |
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