2 papers
math.OC2026
iFCTN: an intra-block Fully-Connected Tensor Network Decomposition for Tensor Completion
Ziyi Gan, Chunfeng Cui
The fully-connected tensor network (FCTN) decomposition has recently exhibited strong modeling capabilities by connecting every pair of tensor factors, thereby capturing rich cross…
math.OC2026
Biquadratic SOS Rank and Augmented Zarankiewicz Number
Liqun Qi, Chunfeng Cui, Yi Xu
This paper introduces the concepts of the augmented Zarankiewicz number and the limited augmented Zarankiewicz number , which are natural combinatorial extensi…