Modeling Users' Dynamic Preference for Personalized Recommendation

Authors: Xin Liu

IJCAI 2015 | Conference PDF | Archive PDF | Plain Text | LLM Run Details

Reproducibility Variable Result LLM Response
Research Type Experimental Experiments conducted over two real datasets demonstrate that our approach outperforms the state-of-the-art recommendation models by at least 42.46% and 66.14% in terms of precision and Mean Reciprocal Rank respectively.
Researcher Affiliation Academia Xin Liu Institute for Infocomm Research (I2R) Singapore liu-x@i2r.a-star.edu.sg
Pseudocode No The paper describes the model in text and mathematical equations but does not include any pseudocode or algorithm blocks.
Open Source Code No The paper does not provide any statement or link indicating that its source code is publicly available.
Open Datasets Yes The first dataset we used was collected from Delicious (http://www.delicious.com). The data [Cantador et al., 2011] contains 1,867 users and 69,226 URLs... We also used the data collected from Last.fm (http://www. lastfm.com). The data [Cantador et al., 2011] records the information of 1,892 users listening history...
Dataset Splits Yes The parameters of MF based models such as latent factor vector dimensionality, learning rate, regularization terms are determined by 5-fold cross validation.
Hardware Specification No The paper does not provide specific details about the hardware used for running experiments.
Software Dependencies No The paper does not provide specific software dependencies with version numbers.
Experiment Setup Yes The hyperparameters h, λ and σ are initialized to 1. ... The parameters of MF based models such as latent factor vector dimensionality, learning rate, regularization terms are determined by 5-fold cross validation. ... for both datasets, 10 topics achieve the highest precision and MRR. In the following experiments, we use 10 topics for all top modeling based models.