I Think I Need a Houseboat Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 41126 Accepted: 16537 Descr iption Fred Mapper is considering purchasing some land in Louisiana to build his house on. In the process of investigating the land, he
Biorhythms Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 53539 Accepted: 15282 Descr iption Some people believe that there are three cycles in a person's life that start the day he or she is born. These three cycles are the physical, em
Recently Non-negative Matrix Factorization (NMF) has become increasingly popular for feature extraction in com- puter vision and pattern recognition. NMF seeks for two non-negative matrices whose product can best approximate the original matrix. The
Projected Gradient Methods for Non-negative Matrix Factorization Chih-Jen Lin Department of Computer Science Abstract Non-negative matrix factorization (NMF) can be formulated as a minimization problem with bound constraints. Although bound-constrai
Skin scar is unique to humans, the major significant negative outcome sustained after thermal injuries, traumatic injuries, and surgical procedures. Hypertrophic scar in human skin is investigated using non-linear spectral imaging microscopy. The hig
