Truthfinder 2

iteration.py

while error > tol and it < max_iteration_count:
    source_trustworthiness_old = copy.deepcopy(source_trustworthiness)

    # 1. Compute fact confidence score
    data = compute_confidence(data, objects, source_trustworthiness,   attribute_key)

    # 2. Compute source trustworthiness score
    source_trustworthiness = compute_source_trust(data, source_trustworthiness)
    
    # Check convergence of the process
    error = 1 - np.dot(list(source_trustworthiness.values()), 
                       list(source_trustworthiness_old.values()) / (np.linalg.norm(list(source_trustworthiness.values())) * 
                                                                    np.linalg.norm(list(source_trustworthiness_old.values()))))