Báo cáo hóa học: " Research Article NLOS Identification and Weighted Least-Squares Localization for UWB Systems Using Multipath Channel Statistics" potx
Báo cáo hóa học: " Research Article NLOS Identification and Weighted Least-Squares Localization for UWB Systems Using Multipath Channel Statistics" potx
... ProcessingVolume 2008, Article ID 271984, 14 pagesdoi:10.1155/2008/271984 Research Article NLOS Identification and Weighted Least-Squares Localization for UWB Systems Using Multipath Channel Statistics˙Ismail ... N.(7)3. LOS /NLOS IDENTIFICATION3.1. Kurtosis of the multipath channel The PDF of the kurtosis of the multipath channel κ can beobtained for both LOS and NLOS scenarios using sample channel realizations ... number of NLOS FTs for σ2= 0.3 and σ2= 1 (topology-2).more significant impact on the localization accuracy espe-cially for IAD and SWS. For example, when FT1 and FT5areboth in NLOS, discarding...
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Báo cáo hóa học: "Research Article Multitarget Identification and Localization Using Bistatic MIMO Radar Systems" docx
... that the identification performance of FHCPsignals is superior to the performance obtained by HCP sig-nals and RBCP signals. Accordingly, the performance of tar-get identification and location ... the identification performance with HCP sig-nals and FHCP signals is superior to the performance ob-tained with RBCP signals. The correlation of transmit wave-form would degrade the performance.The ... G. S. Antonio, “Transmit beamforming for MIMO radar systems using partial signal correlation,” inProceedings of the 38th Asilomar Conference on Signals, Systems and Computers (ACSSC ’04), vol....
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Báo cáo hóa học: " Research Article Multitarget Identification and Localization Using Bistatic MIMO Radar Systems" pot
... 283483, 8 pagesdoi:10.1155/2008/283483 Research Article Multitarget Identification and Localization Using Bistatic MIMO Radar Systems Haidong Yan, Jun Li, and Guisheng LiaoNational Lab of Radar ... that the identification performance of FHCPsignals is superior to the performance obtained by HCP sig-nals and RBCP signals. Accordingly, the performance of tar-get identification and location ... Accepted 12 November 2007Recommended by Arden HuangA scheme for multitarget identification and localization using bistatic MIMO radar systems is proposed. Multitarget can be dis-tinguished by...
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báo cáo hóa học:" Research Article Rate Distortion Analysis and Bit Allocation Scheme for Wavelet Lifting-Based Multiview Image Coding" potx
... model, and power model with the actualrate distortion curves of H subband and L subband, whenTsukuba, Teddy, and Venus are used as test images. We cansee that the proposed model outperforms ... (MSE)between the actual distortion and the computed distortionof different models (range from 0.05 bpp∼ 1.2 bpp for H subband and 0.1 bpp∼ 2.0 bpp for L subband). Theproposed model gives the ... bits tosubbands based on their energies) of L and H subbands interms of average PSNR in the range of 1∼ 2dBand0.2 ∼0.6 dB comparing with the exponential and power models.Figures 7 and 8 show...
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Báo cáo hóa học: " Research Article Weight Identification of a Weighted Bipartite Graph Complex Dynamical Network with Coupling Delay" pot
... networks and delay coupled networks, respectively. The study in 14 has further investigated the keyfactor, the independent condition, for guaranteeing successful topology identification, and it ... networksare bipartite. For example, in the research of human disease genomics, if it regards varioushuman diseases as a type of nodes and pathogenic genes as another, human diseases and pathogenic genes ... from node i to node j,andpijrepresents the edgeweight; otherwise, pij 0. The topology and weight information of the network connections4 Journal of Inequalities and ApplicationsDenote...
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Báo cáo hóa học: " Research Article Blind Identification of FIR Channels in the Presence of Unknown Noise" docx
... Article ID 12172, 14 pagesdoi:10.1155/2007/12172 Research Article Blind Identification of FIR Channels in the Presence ofUnknown NoiseXiaojuan He and Kon Max WongDepartment of Electrical and ... and CCD-ML)to blindly estimate the channels. Our algorithms perform well in unknown noise environment and outperform existing methodsproposed for similar scenarios.Copyright © 2007 X. He and ... Comparison of NRMSE performance for MSS, CCD-SS, and CCD-ML under separately received AR noise.(57) is initialized using the channel coefficients estimatedfrom CCD-SS and then the channel is estimated...
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Báo cáo hóa học: " Research Article Instrument Identification in Polyphonic Music: Feature Weighting to Minimize Influence of Sound Overlaps" pot
... Award and IPSJ Yamashita SIG Research Awards (special in-terest group on music and computer, and spoken language process-ing) from the IPSJ, the Awaya Prize for Outstanding Presentation and Award ... only and PCA + LDA) and templates(S, S + D, and S + D + T). Because we tested each condition using duo, trio, and quartet versions of Piece Nos. 13, 16, and 17, there are nine results for each ... omitted due to a lack of space). S + D and S + D + T stand for the templates constructed from audio signals ofsolo and duo music, and from those of solo, duo, and trio music,respectively.Number...
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Báo cáo hóa học: " Research Article Robust Blind Frequency and Transition Time Estimation for Frequency Hopping Systems" doc
... ProcessingVolume 2010, Article ID 172703, 13 pagesdoi:10.1155/2010/172703 Research Article Robust Blind Frequency and Transition Time Estimation for Frequency Hopping Systems Kuo-Ching Fu and Yung-Fang ... areheld constant. For instance, K may be fixed first and the ω1 and ω2that maximize the objective function are computed;after ω1 and ω2have been estimated, ω1 and ω2are fixed and then K is ... military communications for combatingnarrowband interference and for security purposes. The twoparameters that are required for the estimation in FHSSare transition time and hopping frequency....
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Báo cáo hóa học: " Research Article Joint Sensing Period and Transmission Time Optimization for Energy-Constrained Cognitive Radios" doc
... Q/Tc+kpt] for any chosen C, λ ,and in the following simulation.Figures 4 and 5 show the optimal solutions for differentholding times λ and μ, while C= 10%. For any given λ and μ,asP increases; ... Communications and Networking 13Because for any x>0, ex> 1+x and e−x∈ (0,1), thus, for any ρ0≥ 0andT>0, we can obtain ∂h(ρ0, T)/∂T > 0and ∂h(ρ0, T)/∂ρ0> 0, thereforedρ0dT=−∂hρ0, ... results areOFF) and transmits in both “OFF slots” and “ON slots”.The optimal allocation of sensing period and trans-mission time for two access policies are formulated and the closed-form solutions...
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Báo cáo sinh học: "Research Article Parameter Identification and Synchronization of Dynamical System by Introducing an Auxiliary Subsystem" doc
... Q. Luo, L. Li, and Y. Yang, “Parameter identification and projective synchronizationbetween different chaotic systems, ” Chaos, vol. 19, no. 2, Article ID 023109, 2009.13 D. Yu and A. Wu, “Comment ... Network and Information Attack and Defence Technology of Ministry of Education,Beijing University of Posts and Telecommunications, Beijing 100876, China3National Engineering Laboratory for Disaster ... dynamical systems, such as persistent excitationAdvances in Difference Equations 3where yi,θiare the observed state and estimated parameter of xi and θi, respectively, and ki and Liarepositive...
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