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However, k-means does not enforce non-negativity on its centroids, so the closest analogy is in fact with "semi-NMF". [17] NMF can be seen as a two-layer directed graphical model with one layer of observed random variables and one layer of hidden random variables. [47] NMF extends beyond matrices to tensors of arbitrary order.
New Minor Forcing (NMF), is a contract bridge bidding convention used to find a 5-3 or 4-4 major suit fit after a specific sequence of bids in which opener has rebid one notrump. The convention is triggered by responder at his second turn by an artificial bid of two in an unbid minor; it requires that he hold five cards in the major he has ...
The National Motor Freight Classification (NMFC) is a North American voluntary standard that provides a comparison of commodities moving in interstate, intrastate and international commerce via freight shipment.
The National Marine Fisheries Service (NMFS), informally known as NOAA Fisheries, is a United States federal agency within the U.S. Department of Commerce's National Oceanic and Atmospheric Administration (NOAA) that is responsible for the stewardship of U.S. national marine resources.
NMF may refer to: Non-negative matrix factorization; National Medical Fellowships, a nonprofit organization providing scholarships and awards to underrepresented minority medical students in the United States; Neuenfelder Maschinenfabrik, a German company for ship cranes; N-Methylformamide; New minor forcing, a contract bridge bidding convention
N-Methylformamide (NMF) is a colorless, nearly odorless, organic compound and secondary amide with molecular formula CH 3 NHCHO, which is a liquid at room temperature. NMF is mainly used as a reagent in various organic syntheses with limited applications as a highly polar solvent.
National Medical Fellowships, Inc. (NMF) is a nonprofit organization in the United States that provides scholarships and support for underrepresented students in medicine and the health professions. Founded in 1946, NMF has provided over $45 million to more than 32,000 students underrepresented in medicine.
The Fleet Marine Force (FMF) was established on 7 December 1933 by Secretary of the Navy Claude A. Swanson's General Order No. 241, which defined the organization and its relationship with the Navy, [1] on the recommendation of the Major General Commandant of the Marine Corps, John H. Russell. [2]