2 papers
cs.IR2026
Time-Aware Diffusion based on Preference Disentanglement for Generative Recommendation
Bangguo Zhu, Peng Huo, Yuanbo Zhao +3
Recently, Generative Recommenders (GRs) have emerged as a transformative recommendation paradigm by replacing traditional item IDs with semantic indices (SIDs). Owing to the except…
math.CO2026
Prime Certificates for Exact Vertex-Coprime Ramsey Numbers
Zhicheng Du, Wenji Xi, Zhuo Deng +1
Let be the coprime graph on . We prove that the mixed vertex-coloring coprime Ramsey number satisfies \[ \Rcop(k_1,\ldots,k_c)=p_{\sum_{i=1}^c(k_i-1)}, \] whe…