نتایج جستجو برای: conventional detector

تعداد نتایج: 314402  

Journal: :EURASIP J. Emb. Sys. 2007
Ke Xu Oliver Chiu-sing Choy Cheong-fat Chan Kong-Pang Pun

A novel priority-based heading one detector for Exp-Golomb/CAVLC decoding of H.264/AVC is presented. It exploits the statistical distribution of input encoded codewords and adopts a nonuniform partition decoding scheme for the detector. Compared with a conventional design without power optimization, the power consumption can be reduced by more than 3 times while the performance is maintained an...

1999
Alexander N. Korotkov

We consider the continuous measurement of a double quantum dot by a weakly coupled detector ~tunnel point contact nearby!. While the conventional approach describes the gradual system decoherence due to the measurement, we study the situation when the detector output is explicitly recorded that leads to the opposite effect: gradual purification of the double-dot density matrix. The nonlinear La...

Journal: :IEEE Trans. Vehicular Technology 2002
Hong Gil Kim Iickho Song Seokho Yoon So Ryoung Park

In this paper, signed-rank based nonparametric detectors are used for pseudonoise (PN) code acquisition in frequency-selective Rician fading channels. We first derive the locally optimum rank detector and then propose the locally suboptimum rank (LSR) and th order modified signed-rank (MSR ) detectors using approximate score functions. We compare the hybrid parallel double-dwell scheme using th...

2005
Achyut K. Dutta Saif Islam Yasutake Ohishi Niloy K. Dutta

Broadband photodetector having detection capability ranging from visible to near infrared can be useful as a common detector for both data and transport applications. The capability of using single detector for all application in optical communication as the receiver, not only makes the total system cost lower, but it also makes easier the system vendors to reduce the inventory. We proposed det...

2006
John Mark Agosta Carl Livadas

We present an adaptive end-host anomaly detector where a supervised classifier trained as a traffic predictor is used to control a time-varying detection threshold. Using real enterprise traffic traces for both training and testing, we show that our detector outperforms a fixed-threshold detector. This comparison is robust to the choice of off-theshelf classifier and to a variety of performance...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1391

the effect of poss instruction in comparison with conventional instruction on development of esp learners’ parts of speech knowledge and attitude toward call.

Journal: :IEEE Trans. Information Theory 2001
D. Richard Brown Mehul Motani Venugopal V. Veeravalli H. Vincent Poor C. Richard Johnson

This paper analyzes the performance of the linear parallel interference cancellation (LPIC) multiuser detector in a synchronous multiuser communication scenario with binary signaling, nonorthogonal multiple access interference, and an additive white Gaussian noise channel. The LPIC detector has been considered in the literature lately due to its low computational complexity, potential for good ...

1996
Vafa Ghazi-Moghadam Mostafa Kaveh Laurie B. Nelson

Multiuser detection techniques provide attractive performance characteristics for CDMA systems. A recently proposed blind adaptive multiuser detector provides near-far resistance without requiring any more information than a conventional detector. In this paper, an optimum and two suboptimum multi-element blind adaptive receivers are proposed. These receivers exploit the spatial distribution of...

2017
Luigi Silvestro Isabela Tarcomnicu Simona Rizea Savu

Even in the early times of chromatography with conventional detectors (i.e. UV/VIS, FID) it became evident that different sample matrices present peculiar interfering compounds, and the importance of using appropriate spiked matrix calibrators in order to get reliable quanti‐ tative results was recognized. In these conditions, however, the main concern was the presence of coeluting compounds gi...

2000
Benjamin Coifman

This paper develops an improved algorithm for estimating velocity from single loop detector data. Unlike preceding works, the algorithm is simple enough that it can be implemented using existing controller hardware. The discussion shows how the benefits of this work extend to automated tests of detector data quality at dual loop speed traps. Finally, this paper refutes an earlier study that fou...

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