United States Secret Service combat cybercrime. Protection of the nation's highest elected leaders and other government officials remains the other key mission of the United States Secret Service. After the 1901 assassination of President William McKinley, Congress also directed the Secret Service to protect the President of the United States. The Secret Service is authorized by law to protect: The laws states that individuals other than the President, the Vice President (or other officer next in the order of succession to the Office of President), the President-elect, and the Vice President-elect may decline Secret Service protection, but the law neither allows nor disallows these
Cobweb (clustering) achieved by applying it. The operations are: "COBWEB"("root", "record"): Cobweb (clustering) COBWEB is an incremental system for hierarchical conceptual clustering. COBWEB was invented by Professor Douglas H. Fisher, currently at Vanderbilt University. COBWEB incrementally organizes observations into a classification tree. Each node in a classification tree represents a class (concept) and is labeled by a probabilistic concept that summarizes the attribute-value distributions of objects classified under the node. This classification tree can be used to predict missing attributes or the class of a new object. There are four basic operations COBWEB employs in building the classification tree. Which operation is