From 58b5056cec56d2781cc50ce2ea5c4503869249c7 Mon Sep 17 00:00:00 2001 From: Tom Pollard Date: Mon, 22 Aug 2022 22:19:32 -0400 Subject: [PATCH] simplify reshaping step of input variables. --- _episodes/04-modelling.md | 2 +- _episodes/05-validation.md | 4 ++-- _episodes/06-evaluation.md | 4 ++-- _episodes/07-bootstrapping.md | 4 ++-- 4 files changed, 7 insertions(+), 7 deletions(-) diff --git a/_episodes/04-modelling.md b/_episodes/04-modelling.md index 5afc09c..2720304 100644 --- a/_episodes/04-modelling.md +++ b/_episodes/04-modelling.md @@ -39,7 +39,7 @@ from sklearn.linear_model import LinearRegression reg = LinearRegression() # use a single feature (apache score) -X = cohort.apachescore.values.reshape((len(cohort.apachescore.values), 1)) +X = cohort.apachescore.values.reshape(-1, 1) y = cohort.actualhospitalmortality_enc.values # fit the model to our data diff --git a/_episodes/05-validation.md b/_episodes/05-validation.md index 39927ee..2f40b1f 100644 --- a/_episodes/05-validation.md +++ b/_episodes/05-validation.md @@ -50,9 +50,9 @@ y = cohort[outcome] x_train, x_test, y_train, y_test = train_test_split(X, y, train_size = 0.7, random_state = 42) # restructure data for input into model -x_train = x_train.values.reshape((len(x_train.values), 1)) +x_train = x_train.values.reshape(-1, 1) y_train = y_train.values.ravel() -x_test = x_test.values.reshape((len(x_test.values), 1)) +x_test = x_test.values.reshape(-1, 1) y_test = y_test.values.ravel() # train model diff --git a/_episodes/06-evaluation.md b/_episodes/06-evaluation.md index 4356599..cb5d5aa 100644 --- a/_episodes/06-evaluation.md +++ b/_episodes/06-evaluation.md @@ -44,9 +44,9 @@ y = cohort[outcome] x_train, x_test, y_train, y_test = train_test_split(X, y, train_size = 0.7, random_state = 42) # restructure data for input into model -x_train = x_train.values.reshape((len(x_train.values), 1)) +x_train = x_train.values.reshape(-1, 1) y_train = y_train.values.ravel() -x_test = x_test.values.reshape((len(x_test.values), 1)) +x_test = x_test.values.reshape(-1, 1) y_test = y_test.values.ravel() # train model diff --git a/_episodes/07-bootstrapping.md b/_episodes/07-bootstrapping.md index 63730aa..33f3896 100644 --- a/_episodes/07-bootstrapping.md +++ b/_episodes/07-bootstrapping.md @@ -55,9 +55,9 @@ y = cohort[outcome] x_train, x_test, y_train, y_test = train_test_split(X, y, train_size = 0.7, random_state = 42) # restructure data for input into model -x_train = x_train.values.reshape((len(x_train.values), 1)) +x_train = x_train.values.reshape(-1, 1) y_train = y_train.values.ravel() -x_test = x_test.values.reshape((len(x_test.values), 1)) +x_test = x_test.values.reshape(-1, 1) y_test = y_test.values.ravel() # train model