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": "is_valid_palindrome", "description": "Checks if a string is a valid palindrome, considering only alphanumeric characters and ignoring case.", "parameters": {"s": {"description": "The input string.", "type": "str"}}}, {"name": "calculate_standard_deviation", "description": "Calculates the standard deviation of a list of numbers.", "parameters": {"numbers": {"description": "The list of numbers.", "type": "List[Union[int, float]]"}}}, {"name": "wire_resistance", "description": "Calculates the resistance of a wire based on its length, cross-sectional area, and material resistivity.", "parameters": {"length_m": {"description": "The length of the wire in meters.", "type": "int", "default": "copper"}, "area_sq_m": {"description": "The cross-sectional area of the wire in square meters.", "type": "float", "default": "copper"}, "material": {"description": "The material of the wire. Allowed values: \"copper\" (default) or \"aluminum\".", "type": "str, optional"}}}, {"name": "cosine_similarity", "description": "Calculates the cosine similarity between two vectors.", "parameters": {"vector_a": {"description": "The first vector.", "type": "List[float]"}, "vector_b": {"description": "The second vector.", "type": "List[float]"}}}]
Determine the standard deviation of [10, 20, 30, 40, 50]. Also, what is the resistance of an aluminum wire that is 50 meters long with a cross-sectional area of 0.001 square meters?
user
assistant
[{"name": "calculate_standard_deviation", "arguments": {"numbers": [10, 20, 30, 40, 50]}}, {"name": "wire_resistance", "arguments": {"length_m": 50, "area_sq_m": 0.001, "material": "aluminum"}}]