In this paper, to solve matrix completion problem, we used Alternating Least Square Algorithm, as well as Random Projection to reduce the dimensionality of the matrix. For the matrix completion ...

We consider the covariance matrix for dichotomous Guttman items under a set of uniformity conditions, and obtain closed-form expressions for the eigenvalues and eigenvectors of the matrix. In ...

Patrick has been a gamer most of his life, first really diving into the hobby with Pokemon Blue and Pokemon SIlver on the GameBoy. While Nintendo holds a special place in his heart, Patrick now spends ...

The new feature will debut as part of season 3. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. There's a lot going on in the latest edition of ...

1 Department of Psychology, Hunter College, New York, NY, United States 2 Department of Pedagogy, Psychology, Philosophy, University of Cagliari, Cagliari, Italy Playtime in urban cities has become an ...

In this notebook, we will built a recommender system using Matrix factorization later implement the same in keras. One-hot encoded vectors are high-dimensional and sparse. Lets take the example of ...