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- Zekeriya Uykan, Cüneyt Güzelis, Mehmet Ertugrul Çelebi, Heikki N. Koivo
- IEEE Trans. Neural Netw. Learning Syst.
- 2000

The key point in design of radial basis function networks is to specify the number and the locations of the centers. Several heuristic hybrid learning methods, which apply a clustering algorithm for… (More)

- Zekeriya Uykan, Heikki N. Koivo
- IEEE Transactions on Vehicular Technology
- 2004

Convergence speed and distributiveness are important properties of a power-control algorithm in order to evaluate its potential for use in cellular radio systems. Most of the power-control algorithms… (More)

- Zekeriya Uykan
- 2001

This thesis is concerned with learning methods of Radial Basis Function Network (RBFN) and standard single-hidden-layer Sigmoid Perceptron Network (SPN). The main research question is to develop and… (More)

- Zekeriya Uykan, Riku Jantti, H. Koivo
- IEEE Sixth International Symposium on Spread…
- 2000

Along with "distributiveness", convergence speed of power control is one of the most important criteria by which we can determine the practical applicability of a given power control algorithm. A… (More)

- Zekeriya Uykan, Riku Jäntti
- IEEE Transactions on Wireless Communications
- 2014

In this two-part paper, we consider a system consisting of bidirectional wireless links that interfere with each other, which has been the of focus of intensive research recently in emerging wireless… (More)

- P.A. Ranta, Henry Berg, Esa Tuomaala, Zekeriya Uykan
- IEEE 59th Vehicular Technology Conference. VTC…
- 2004

We analyze, by means of link and network simulations, the gain in capacity, throughput and packet delay reduction achievable by using an advanced dual antenna interference suppression receiver in… (More)

- Zekeriya Uykan
- IEEE Transactions on Neural Networks and Learning…
- 2013

The Hopfield neural network (HNN) has been widely used in numerous different optimization problems since the early 1980s. The convergence speed of the HNN (already in high gain) eventually plays a… (More)

- Zekeriya Uykan, Riku Jäntti
- IEEE Journal on Selected Areas in Communications
- 2016

Device-to-device (D2D) communications underlaying cellular networks is a promising concept that has several advantages over the traditional cellular networks. In the TDD system, the frame structure… (More)

- Zekeriya Uykan, Heikki N. Koivo
- IEEE Transactions on Vehicular Technology
- 2006

Thus far, most of the power control (PC) algorithms derived from numerical algebra envisage a system where the link gains are fixed, and the PC command can take any value in the real field. These two… (More)

- Zekeriya Uykan, Heikki N. Koivo
- IEEE Transactions on Wireless Communications
- 2006

In this paper, we apply well-known variable structure systems control theory to power control problem in mobile radio systems. The aim is to make the power control operation insensitive to unknown… (More)