They are also used to immobilize the ankle and lower leg in the presence of arthritis or fracture, and to correct foot drop; an AFO is also known as a foot-drop brace. Ankle-foot orthoses are the most commonly used orthoses, making up about 26% of all orthoses provided in the United States.
adjective. noun. Fundamental is defined as something that is basic or essential. The most basic underlying truth of a religion is an example of a fundamental truth. The definition of fundamental is a basic truth or law. Freedom is an example of a fundamental of the American ideal.
Ground truth is a term used in various fields to refer to information provided by direct observation as opposed to information provided by inference. Contents. Statistics and machine learning. In machine learning, the term ground truth refers to the accuracy of the training set's classification for supervised learning techniques. This is used in statistical models to prove or disprove research hypotheses. The term ground truthing refers to the process of gathering the proper objective (provable) data for this test. Compare with gold standard. Bayesian spam filtering is a common example of supervised learning. In this system, the algorithm is manually taught the differences between spam and non-spam.