replace nround with nrounds to match actual parameter (#3592)
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committed by
Philip Hyunsu Cho
parent
73bd590a1d
commit
725f4c36f2
@@ -63,9 +63,9 @@ dtrain <- xgb.DMatrix(data = agaricus.train$data, label = agaricus.train$label)
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dtest <- xgb.DMatrix(data = agaricus.test$data, label = agaricus.test$label)
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param <- list(max_depth=2, eta=1, silent=1, objective='binary:logistic')
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nround = 4
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nrounds = 4
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bst = xgb.train(params = param, data = dtrain, nrounds = nround, nthread = 2)
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bst = xgb.train(params = param, data = dtrain, nrounds = nrounds, nthread = 2)
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# Model accuracy without new features
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accuracy.before <- sum((predict(bst, agaricus.test$data) >= 0.5) == agaricus.test$label) /
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@@ -79,7 +79,7 @@ new.features.test <- xgb.create.features(model = bst, agaricus.test$data)
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new.dtrain <- xgb.DMatrix(data = new.features.train, label = agaricus.train$label)
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new.dtest <- xgb.DMatrix(data = new.features.test, label = agaricus.test$label)
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watchlist <- list(train = new.dtrain)
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bst <- xgb.train(params = param, data = new.dtrain, nrounds = nround, nthread = 2)
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bst <- xgb.train(params = param, data = new.dtrain, nrounds = nrounds, nthread = 2)
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# Model accuracy with new features
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accuracy.after <- sum((predict(bst, new.dtest) >= 0.5) == agaricus.test$label) /
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