Báo cáo hóa học: " Research Article Comparison of Spectral-Only and Spectral/Spatial Face Recognition for Personal Identity Verification" pdf

... Impact of PA nonlinearity on BER performance Figure 16 shows the impact of inband distortion due to PA nonlinearity on the performance of OQPSK for different values of backoff.Withabackoff of 5 dB, ... and quantization 3.1.1. Motivation The number of bits (NOB) of the ADC must be kept as low as possible for obvious reasons of cost and power consump- tion. On the other han...

Ngày tải lên: 22/06/2014, 19:20

... Impact of PA nonlinearity on BER performance Figure 16 shows the impact of inband distortion due to PA nonlinearity on the performance of OQPSK for different values of backoff.Withabackoff of 5 dB, ... 16: Impact of PA nonlinearity on BER perfor mance of OQPSK. 6.4. Impact of ADC nonidealities on BER performance 6.4.1. OQPSK with FDE The impact of the resolution of the ADC...

Ngày tải lên: 22/06/2014, 22:20

... in terms of DFT steering matri- ces is appropriate only for uniform linear arrays at Tx and Rx. 4. STANDARDIZED MODELS Standardized models are an important tool for the develop- ment of new radio ... charac- teristics of radio propagation and are thus suitable for the simulation of smart antennas and MIMO systems. They are, at this time, the most general standardized chann...

Ngày tải lên: 22/06/2014, 22:20

... mixing from baseband to passband and with negative sign when mixing from passband to baseband (e.g., [23]). Consequently, the equivalent complex baseband-to-baseband channels from A toBandfromBtoAare  h AB = ... quality of the channel estimates and therefore the performance of any coherent gain allocation scheme. While the impact of estimation noise on all protocols of Section 4...

Ngày tải lên: 21/06/2014, 17:20

... Processing Volume 2009, Article ID 943602, 6 pages doi:10.1155/2009/943602 Research Article Comparison of Spectral-Only and Spectral/Spatial Face Recognition for Personal Identity Verification Zhihong ... multi- band eigenface methods. First we selected the bands in order of increasing center wavelength and performed eigenface recognition tests for the first on...

Ngày tải lên: 21/06/2014, 20:20

... number of additional spikes remains equal to 100 in order to get a correct compromise between the region of interest and the legibility of the figure. Global behaviors of the MFMF, NSACh, and EBI ... firing rate and reflects many aspects of the neuronal response. It mixes two neuronal characteristics, which implies a loss of information. 2.4.2. The Entropy-Based Index. Kajikawa...

Ngày tải lên: 21/06/2014, 22:20

... technique for LP of audio signals, see [12 ]and references therein. In WLP, the input signal undergoes a nonuniform frequency transformation before a conventional LP is performed, with the aim of enhancing ... optimization” (DYSCO), 2007–2011) and the Concerted Research Action GOA-AMBioRICS, and was supported by the Institute for the Promotion of Innovation through Science a...

Ngày tải lên: 22/06/2014, 00:20

... [39]orcorrelated[41]. If the PDF of the TOA and DOA estimation errors are not identical, the joint distribution of Δ x (T) j and Δy (T) j would be hard to compute (in the scenario that the PDF of TOA and DOA estimationerrors ... 2003. [23] T Y. Chen, C C. Chiu, and T C. Tu, “Mixing and combining with AOA and TOA for the enhanced accuracy of mobile location,” in Pro...

Ngày tải lên: 22/06/2014, 01:20

... Tampere University of Technology. Her research interests are focused on human-centered approach to multimedia quality and development of research methods for understanding and measuring experienced ... 191) matrix where each cell of the matrix hosts one byte of information and N denotes the number of rows in the matrix. The standard defines the value of N to be one of...

Ngày tải lên: 22/06/2014, 19:20

... metric. A straightforward simulation consists of the design of a refer- ence network, the design of a projected network (for some value of Δ x ), the generation of several trajectories for both networks ... m. In the case of computing the distance between two func- tions f (t)andg(t), where the only information available consists of two samples, {a 1 , , a m } and {b 1 , ,...

Ngày tải lên: 22/06/2014, 19:20