added Makefile

Makefile

@@ -0,0 +1,35 @@
+# breast cancer data pipe
+# author: Tiffany Timbers
+# date: 2020-01-17
+
+all: results/final_model.rds results/accuracy_vs_k.png results/predictor_distributions_across_class.png results/final_model_quality.rds doc/breast_cancer_predict_report.md
+
+# download data
+data/raw/wdbc.feather: src/download_data.py
+	python src/download_data.py --out_type=feather --url=http://mlr.cs.umass.edu/ml/machine-learning-databases/breast-cancer-wisconsin/wdbc.data --out_file=data/raw/wdbc.feather
+
+# pre-process data (e.g., scale and split into train & test)
+data/processed/training.feather data/processed/test.feather scale_factor.rds: src/pre_process_wisc.r data/raw/wdbc.feather
+	Rscript src/pre_process_wisc.r --input=data/raw/wdbc.feather --out_dir=data/processed 
+
+# exploratory data analysis - visualize predictor distributions across classes
+results/predictor_distributions_across_class.png: src/eda_wisc.r data/processed/training.feather
+	Rscript src/eda_wisc.r --train=data/processed/training.feather --out_dir=results
+
+# tune model (here, find K for k-nn using 30 fold cv with Cohen's Kappa)
+results/final_model.rds results/accuracy_vs_k.png: src/fit_breast_cancer_predict_model.r data/processed/training.feather
+	Rscript src/fit_breast_cancer_predict_model.r --train=data/processed/training.feather --out_dir=results
+
+# test model on unseen data
+results/final_model_quality.rds: src/breast_cancer_test_results.r data/processed/test.feather
+	Rscript src/breast_cancer_test_results.r --test=data/processed/test.feather --out_dir=results
+
+# render report
+doc/breast_cancer_predict_report.md: doc/breast_cancer_predict_report.Rmd doc/breast_cancer_refs.bib
+	Rscript -e "rmarkdown::render('doc/breast_cancer_predict_report.Rmd', output_format = 'github_document')"
+
+clean: 
+	rm -rf data
+	rm -rf results
+	rm -rf doc/breast_cancer_predict_report.md doc/breast_cancer_predict_report.html
+