Y Train

# Identify sparse and dense documents def is_sparse(document): # Define a threshold to determine sparsity threshold = 10 # Example threshold return len(document.split()) < threshold df['is_sparse'] = df['text'].apply(is_sparse…

scaler = StandardScaler() X_train = scaler.fit_transform(X_train) X_test = scaler.transform(X_test) # Balanced partitioning # Assuming y_train is imbalanced, we can oversample the minority class minority_class_indices = np.where(y_train ==…

X = data.drop(columns=['relevance_score']) y = data['relevance_score'] # Split data into training and testing sets X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42) # Define preprocessing steps prep…

best_score = grid_search.best_score_ print(f"Best parameters: {best_params}") print(f"Best cross-validation accuracy: {best_score:.4f}") # Re-fit with best parameters pipeline.set_params(**best_params) pipeline.fit(X_train, y_train) # Fi…

# Define a threshold to determine sparsity threshold = 10 # Example threshold return len(document.split()) < threshold df['is_sparse'] = df['text'].apply(is_sparse) # Separate sparse and dense documents sparse_df = df[df['is_…

# Train the model model.fit(X_train_tfidf, y_train) # Make predictions predictions = model.predict(X_test_tfidf) # Calculate the recall score recall = recall_score(y_test, predictions) print(f'Recall score: {recall:.3f}') # Print classif…

logging.debug("Starting model evaluation...") y_pred = model.predict(X_test) accuracy = accuracy_score(y_test, y_pred) logging.debug(f"Model evaluation completed. Accuracy: {accuracy:.4f}") ``` #### 2. **Use Debugging Tools** Next, use `p…

if re.match(r'\.txt$', file_ext): with open(file_path, 'r', encoding='utf-8') as f: content = f.read() features.append(content) labels.append('text') elif re.match…

model = RandomForestClassifier(n_estimators=100) fine_tuned_model = fine_tune_model(model, X_train, y_train) # Batch processing batch_size = 5000 num_batches = len(X_test) // batch_size for i in range(num_batches): start_idx = i * bat…

from sklearn.model_selection import train_test_split from sklearn.ensemble import RandomForestClassifier from sklearn.metrics import accuracy_score # Load dataset and split into training and testing sets X_train, X_test, y_train, y_test = …