You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "linear_regression_prediction", "description": "Predicts the y-value for a given x-value using linear regression.", "parameters": {"x_values": {"description": "The x-coordinates of the data points.", "type": "List[float]"}, "y_values": {"description": "The y-coordinates of the data points.", "type": "List[float]"}, "target_x": {"description": "The x-value for which to predict the y-value.", "type": "float"}}}, {"name": "matrix_multiply", "description": "Multiplies two matrices.", "parameters": {"matrix_a": {"description": "The first matrix.", "type": "List[List[float]]"}, "matrix_b": {"description": "The second matrix.", "type": "List[List[float]]"}}}]
What is the predicted y-value for x = 5 using the data points: (1,1), (2,2), (3,3), and (4,4)?
user
assistant
[{"name": "linear_regression_prediction", "arguments": {"x_values": [1, 2, 3, 4], "y_values": [1, 2, 3, 4], "target_x": 5}}]