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MahNMF: Manhattan Non-negative Matrix Factorization
Non-negative Matrix Factorization (NMF) Nesterov’s Smoothing Method Sparse and Low-rank Matrix Decomposition
2012/9/19
Non-negative matrix factorization (NMF) approximates a non-negative matrix Xby a product of two non-negative low-rank factor matricesWandH. NMF and its extensions minimize either the Kullback-Leibler ...
KEEPING THE TENANTS DOWN：HEIGHT RESTRICTIONS AND MANHATTAN’S TENEMENT HOUSE SYSTEM, 1885–1930
TENEMENT HOUSE SYSTEM MANHATTAN TENANTS
2008/11/10
Between 1850 and 1930, New York City commonly is believed to
have offered its poor citizens the worst housing conditions of any of
the world’s major industrialized cities. Historians emphasize the f...