Succinct Representations in Collaborative Filtering: A Case Study using Wavelet Tree on 1,000 Cores

User-Item (U-I) matrix has been used as the dominant data infrastructure of Collaborative Filtering (CF). To reduce space consumption in runtime and storage, caused by data sparsity and growing need to accommodate side information in CF design, one needs to go beyond the UI Matrix. In this paper, we...

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Bibliographic Details
Main Authors: Peng, Xiangjun, Wang, Qingfeng, Sun, Xu, Gong, Chunye, Wang, Yaohua
Format: Conference or Workshop Item
Language:English
Published: 2019
Subjects:
Online Access:https://eprints.nottingham.ac.uk/60535/