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This paper focuses on behavior analysis on mobile agents used in network routing. We describe a general agent-based routing model and classify it into two cases based on the reaction of mobile agents… (More)

- John Sum
- 2005

Over a decades, although various techniques have been proposed to improve the training of a neural network to against node fault, there is still a lacking of (i) a simple objective function to… (More)

- John Sum, Chi Sing Leung
- Proceedings of the International Conference on…
- 2003

Error sensitivity measure is normally a commonly used factor for searching the optimal structure of a neural network. Starting with the derivation of a recursive equation for the update of a reduced… (More)

- Yi Xiao, Yuxin Liu, Chi Sing Leung, John Sum, Kwang Shon Ho
- IEEE Transactions on Neural Networks and Learning…
- 2012

A k-winner-take-all (kWTA) network is able to find out the k largest numbers from n inputs. Recently, a dual neural network (DNN) approach was proposed to implement the kWTA process. Compared to the… (More)

- Hong Shen, Yi Pan, John Sum, Susumu Horiguchi
- 2003

SUMMARY This paper provides an overview on efficient algorithms for multicasting in optical networks supported by Wavelength Division Multiplexing (WDM)with limited wavelength conversion. We classify… (More)

- John Sum, Chi Sing Leung, Lipin Hsu
- TENCON - IEEE Region 10 Conference
- 2007

In this paper, an objective function for training a fault tolerant neural network is derived based on the idea of Kullback-Leibler (KL) divergence. The new objective function is then applied to a… (More)

- John Sum
- Proceedings. International Conference on Machine…
- 2002

Owing to the computational complexity requirement, pruning a fully connected recurrent neural network (RNN) would be ineffective for large size RNN. In this paper several non-heuristic pruning… (More)

- Ruibin Feng, Chi Sing Leung, John Sum
- IEEE Transactions on Neural Networks and Learning…
- 2018

This paper studies the effects of uniform input noise and Gaussian input noise on the dual neural network-based <inline-formula> <tex-math notation="LaTeX">$k$ </tex-math></inline-formula>WTA… (More)

- John Sum, Jan Y. K. Chan
- Proceedings of the International Conference on…
- 2003

Bluff is a liar dice game that is quite popular in China and Hong Kong. As the rule of the game is simple and the game can be played with two to six people, it has become one of the sub-culture in… (More)

- John Sum, Chi Sing Leung, Kevin I.-J. Ho
- IEEE Transactions on Neural Networks and Learning…
- 2018

In this paper, the effect of input noise, output node stochastic, and recurrent state noise on the Wang <inline-formula> <tex-math notation="LaTeX">$k$ </tex-math></inline-formula>WTA is analyzed.… (More)