no code implementations • 11 May 2023 • Xin-Yi Fan, Hai-Jun Zhou

We discover that the disordered symmetric phase of this system may be locally stable with respect to the ordered phase at all inverse temperatures except for a unique eureka point $\beta_b$ at which it is only marginally stable.

no code implementations • 22 Feb 2023 • Zhen-Ye Huang, Ruyi Zhou, Miao Huang, Hai-Jun Zhou

Lateral predictive coding is a recurrent neural network which creates energy-efficient internal representations by exploiting statistical regularity in sensory inputs.

no code implementations • 19 Jul 2022 • Zhen-Ye Huang, Xin-Yi Fan, Jianwen Zhou, Hai-Jun Zhou

Predictive coding is a promising theoretical framework in neuroscience for understanding information transmission and perception.

no code implementations • 1 Jul 2020 • Hai-Jun Zhou, Qinyi Liao

The planted p-spin interaction model is a paradigm of random-graph systems possessing both a ferromagnetic phase and a disordered phase with the latter splitting into many spin glass states at low temperatures.

no code implementations • 26 Jun 2019 • Feng Pan, Pengfei Zhou, Hai-Jun Zhou, Pan Zhang

We propose a method for solving statistical mechanics problems defined on sparse graphs.

no code implementations • 21 Feb 2019 • Hai-Jun Zhou

We demonstrate that it is mathematically possible to achieve perfect (error-free) inference using only $N$ designed training patterns, but this is computationally unfeasible for large systems.

no code implementations • 10 Apr 2017 • Hui-Ling Zhen, Shang-Nan Wang, Hai-Jun Zhou

Unsupervised learning in a generalized Hopfield associative-memory network is investigated in this work.

no code implementations • 4 Apr 2016 • Hai-Jun Zhou

A feedback vertex set (FVS) is a set of vertices that contains at least one vertex of every directed cycle in this digraph.

Physics and Society Disordered Systems and Neural Networks Social and Information Networks

no code implementations • 16 Feb 2016 • Yi-Zhi Xu, Hai-Jun Zhou

For a graph formed by vertices and weighted edges, a generalized minimum dominating set (MDS) is a vertex set of smallest cardinality such that the summed weight of edges from each outside vertex to vertices in this set is equal to or larger than certain threshold value.

no code implementations • 13 May 2015 • Hai-Jun Zhou, Wei-Mou Zheng

Belief propagation (BP) is a message-passing method for solving probabilistic graphical models.

no code implementations • 1 May 2014 • Shao-Meng Qin, Hai-Jun Zhou

An undirected graph consists of a set of vertices and a set of undirected edges between vertices.

1 code implementation • 21 Apr 2014 • Zhijian Wang, Bin Xu, Hai-Jun Zhou

How humans make decisions in non-cooperative strategic interactions is a challenging question.

Physics and Society Computer Science and Game Theory

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