minimum bit rate criterion
Multiple antenna aided OFDM employing genetic algorithm assisted minimum bit error rate multiuser detection
... termination criterion will be checked, which may be either a certain convergence accuracy, a certain number of generations, or various other ...stopping criterion is not met, a group of the highest fitness ...
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Approximate Minimum Bit Error Rate Equalization for Fading Channels
... complexity. On the other hand, very complex equalizer schemes have been proposed for DS-CDMA systems in [9–11]. Paper [12] investigates the minimization of BER in MIMO systems with linear equalizers based on QPSK mod- ...
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Neural Network based Minimization of BER in Multi-User Detection in SDMA
... Widrow-Hoff criterion usually show good performance and have simple adaptive implementation, at the expense of a higher computational complexity John (1998); Widrow and Lehr (1990); Widrow and Winter (1988); ...
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Iterative Minimum Bit Error Rate Multiuser Detection in Multiple Antenna Aided OFDM
... the Minimum Mean Square Error (MMSE) MUD antenna array weight vector and invokes the Conjugate Gradient (CG) algorithm for the sake of iteratively adjust- ing the array weight vector in the direction of the MUD’s ...
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Block Shanno Minimum Bit Error Rate Pre FFT Beamforming for OFDM Communication Systems
... The main advantage of the Shanno algorithm is its quick and efficient ability to minimize nonlinear objective function. Hence, the Shanno algorithm can be considered as the best kind of algorithm to optimize the BER cost ...
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Genetic Algorithm Assisted Minimum Bit Error Rate Multiuser Detection in Multiple Antenna Aided OFDM
... The GA’s termination criterion is constituted by the maximum affordable number of generations. Following the termination process, the best individual encountered is deemed to be the best MBER weight solution and ...
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Iterative Soft Interference Cancellation Aided Minimum Bit Error Rate Uplink Receiver Beamforming
... Complex-valued Minimum Mean Squared Error (CMMSE) Multiuser Detector ...attainable Bit Error Rate (BER) ...novel Minimum BER (MBER) ...
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Adaptive linear filtering design with minimum symbol error probability criterion
... the minimum mean square error (MMSE) principle [1,2] ...the bit error rate (BER) or symbol er- ror rate (SER), not the mean square error (MSE), that really ...adaptive minimum BER ...
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Adaptive Minimum Bit Error Rate Beamforming Assisted QPSK Receiver
... A novel adaptive beamforming technique is proposed for wireless communication with quadrature phase shift keying signalling based on the minimum bit error rate (MBER) criterion. It is shown ...
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Adaptive Minimum Bit Error Rate Beamforming
... been normalized. Note that the MMSE beamformer appears to have a better amplitude response than the MBER beamformer. Specifically, at the four angles corresponding to the four inter- fering sources indicated by the ...
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Adaptive minimum bit error rate filtering
... It is interesting to see some analogy between the traditional adaptive filtering approach based on the MMSE criterion and the proposed adaptive MBER filtering approach. The second-order statistics required to ...
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Implementation Aspects in DFT Modulated Filter Bank Transceivers for Cognitive Radio
... Trading implementation complexity in a cognitive radio transceiver against high-resolution spectrum sensing and minimum bit-error rate performance in spectrum access can be taken into account in the ...
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International Journal of Computer Science and Mobile Computing
... According to the results listed in table 1, we can see that the adaptive LSB method proposed in [15] provides an embedding capacity a little bit more than 4 bits per pixel, while our proposed method (by analogy) ...
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Bit Error Rate Analysis of OFDM
... Multiple transmit and receive antennas can be used to form multiple-input multiple-output (MIMO) channels to increase the capacity by a factor of the minimum number of transmit and receive antennas. In this paper, ...
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Stabilizing Minimum Error Rate Training
... One possible approach to estimating log-linear weights on features is to dispense with the n-best lists employed by Och’s procedure and, instead, to optimize weights by directly accessing the de- coder. The disadvantage ...
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Novel Design of n-bit Controllable Inverter by Quantum-dot Cellular Automata
... We have proposed a new extendable design of 2-input and 3-input XOR gate in QCA technique. Using proposed XOR gates in this paper, the 2-bit and 4-bit controllable Inverter and 2-bit double ...
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Design of Hierarchy Multiplier Based on Vedic mathematics using CSLA and BEC
... 16 bit Hierarchy multiplier with the basic modules namely Vedic multiplier, carry select adder, Binary to Excess 1 Converter and Multiplexer were ...has minimum path delay compared to array ...
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Performance of MMSE Multiuser Detection in Cellular DS CDMA Systems Using Distributed Antennas
... The bit error rate BER performance of the distributed antenna cellular DS-CDMA system is investigated, when minimum mean-square error MMSE multiuser detection is employed, and when trans[r] ...
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MBER Space Time Decision Feedback Equalization assisted Multiuser Detection for Multiple Antenna Aided SDMA Systems
... A minimum bit error rate (MBER) design is invoked for the MUD, which is shown to be capable of improving the achievable bit error rate performance and enhancing the attain- able system ...
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Regularized Minimum Error Rate Training
... Secondly, it offers a globally optimal line search. Un- fortunately, there are several potential difficulties in scaling MERT to larger numbers of features, due to its non-convex loss function and its lack of reg- ...
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