Multi-modal Associative Storage and Retrieval Using Hopfield Auto-associative Memory Network

Author(s):  
Rachna Shriwas ◽  
Prasun Joshi ◽  
Vandana M. Ladwani ◽  
V. Ramasubramanian
2021 ◽  
Author(s):  
Yingying Li ◽  
Junrui Li ◽  
Jie Li ◽  
Shukai Duan ◽  
Lidan Wang ◽  
...  

2021 ◽  
pp. 1-30
Author(s):  
Asieh Abolpour Mofrad ◽  
Samaneh Abolpour Mofrad ◽  
Anis Yazidi ◽  
Matthew Geoffrey Parker

Abstract Associative memories enjoy many interesting properties in terms of error correction capabilities, robustness to noise, storage capacity, and retrieval performance, and their usage spans over a large set of applications. In this letter, we investigate and extend tournament-based neural networks, originally proposed by Jiang, Gripon, Berrou, and Rabbat (2016), a novel sequence storage associative memory architecture with high memory efficiency and accurate sequence retrieval. We propose a more general method for learning the sequences, which we call feedback tournament-based neural networks. The retrieval process is also extended to both directions: forward and backward—in other words, any large-enough segment of a sequence can produce the whole sequence. Furthermore, two retrieval algorithms, cache-winner and explore-winner, are introduced to increase the retrieval performance. Through simulation results, we shed light on the strengths and weaknesses of each algorithm.


2004 ◽  
Vol 197 (1-2) ◽  
pp. 134-148 ◽  
Author(s):  
Takashi Nishikawa ◽  
Frank C. Hoppensteadt ◽  
Ying-Cheng Lai

Author(s):  
Yuichi Katori ◽  
Yosuke Otsubo ◽  
Masato Okada ◽  
Kazuyuki Aihara

1996 ◽  
Vol 8 (4) ◽  
pp. 345-350 ◽  
Author(s):  
Yoichiro Hattori ◽  
◽  
Takeshi Furuhashi ◽  
Yoshiki Uchikawa

Our brain is constructed of modules, which share brain functions and work through stimulus from outside by cooperating and competing with each other. By analogizing the brain system, construction methods of artificial multi-module networks have been proposed. The authors have proposed a 2-layer associative memory network consisting of a pattern layer and a symbol layer. This paper presents a construction method for a multimodule network using the 2-layer models. We examine the association of facial patterns by the network.


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