Cold start and Data sparsity problem in Recommender system

Index:InitializationThe Importance of Recommender SystemsAn overview of the Cold Start Problem
3.1 The Cold Start Problem in Other DL Systems
3.2 Issues Arising from the Cold Start Problem
3.3 Technical Solutions and ImpactThe Data Sparsity Problem
4.1 Data Sparsity in Other DL Systems
4.3 Issues Arising from Data Sparsity
4.3 Technical Solutions and ImpactDifferentiating Between Cold Start and Data SparsityPractical ApplicationsConclusionReferences1. Introduction:

Recommender systems...