Báo cáo hóa học: " Research Article Underwater Noise Modeling and Direction-Finding Based on Heteroscedastic Time Series" docx
Báo cáo hóa học: " Research Article Underwater Noise Modeling and Direction-Finding Based on Heteroscedastic Time Series" docx
... pagesdoi:10.1155/2007/71528 Research Article Underwater Noise Modeling and Direction-Finding Based on Heteroscedastic Time SeriesHadi Amiri,1Hamidreza Amindavar,1 and Mahmoud Kamarei21Department ... present the GARCH time series. The proposed noise modeling as the underwater noise and the DOA estimation based on the new noise modelis provided in Section 3 and the simulation results of the ... practical non-Gaussian and nonstationary underwater noise modeling. This model is very usefulfor passive sonar in shallow waters. In this application, measurement of additive noise in natural environment...
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Báo cáo hóa học: " Research Article Grey Target Tracking and Self-Healing on Vehicular Sensor Networks" docx
... issues in a general position- based tracking system. One is the estimation/prediction ofthe target position from noisy sensory measurements and theother is the motion control of the tracker to ... 5]to gather traffic information to better understand how trafficknots, and point out the situation in order to reduce conges-tion, minimize emission, decrease fuel consumption, or fos-ter traffic security. ... latency and con-trol overhead. However, it supports higher survivability and effective reflections on rerouting.APPENDIXA.1. Construction of grey prediction model GM(1,1)Grey prediction using...
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báo cáo hóa học:" Research Article Adaptive V/UV Speech Detection Based on Characterization of Background Noise" pdf
... Ishizuka, and T. Nakatani, “A voice activitydetection based on the adaptive integration of multiple speechfeatures and a signal decision scheme,” in Proceedings o fIEEE International Conference on ... StationFigure 7: Performance comparison in terms of VuV ER% versus SNR in different noise conditions using noise types other than those usedduring training.“nonstationary voiced” and “stationary ... decision,” IEEE Trans-actions on Acoustics, Speech and Signal Processing, vol. 27, no.3, pp. 263–267, 1979.[10] H. Kobatake, “Optimization of voiced/unvoiced decisionsin nonstationary noise...
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Báo cáo hóa học: " Research Article QoS-Guaranteed Power Control Mechanism Based on the Frame Utilization for Femtocells Pavel Mach and Zdenek Becvar" pot
... CorporationEURASIP Journal on Wireless Communications and NetworkingVolume 2011, Article ID 259253, 16 pagesdoi:10.1155/2011/259253 Research Article QoS-Guaranteed Power Control Mechanism Based on the Frame ... derived from [8, 20] for configuration with onetransmitting antenna and varies between 25.8% and 27.6%depending on the selected bandwidth.The system model contains one hundred terr aced houseswith ... mechanism on existingnetworks are contemplated in the last subsection. The systemmodel and simulation results are presented in the twofollowing sections. The last section gives our conclusions.2....
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Báo cáo hóa học: " Research Article Synthesis of an Optimal Wavelet Based on Auditory Perception Criterion" potx
... the optimal decomposition and reconstruction QMF pair for length M = 6andM = 8.nQMF of length= 6QMFoflength= 8Decomposition Reconstruction Decomposition Reconstructionh[n]g[n] h1[n]g1[n] ... representationof QMF bank [14, 15], the constrained optimization problem(31) is converted into an unconstrained one. The use oflattice QMF representation for converting the constrainedoptimization ... squaredfrequency responsea: Critical band 1b: Critical band 2c: Critical band 3d: Critical band 4e: Critical band 5f: Critical band 6g: Critical band 7h: Critical band 8abcdefgh(a)00.1...
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Báo cáo hóa học: " Research Article A Novel Image Compression Method Based on Classified Energy and Pattern Building Blocks Umit Guz" ppt
... A.M.Neto,L.Rittner,N.Leite,D.E.Zampieri,R.Lotufo ,and A. Mendeleck, “Pearson’s correlation coefficient for discardingredundant information in real time autonomous navigationsystem,” in Proceedings of the 16th IEEE InternationalConference on ... International Conference on Computer and InformationTechnology (CIT ’07), pp. 645–650, October 2007.[45] J. E. Fowler, “Compressive-projection principal componentanalysis,” IEEE Transactions on ... imagecompression method based on classified energy and patternblocks: initial results,” in Proceedings of the 25th InternationalSymposium on Computer and Information Sciences, 2010.[55] A. N. Akansu and...
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Báo cáo hóa học: " Research Article Hierarchical Spread Spectrum Fingerprinting Scheme Based on the CDMA Technique Minoru Kuribayashi (EURASIP Member)" docx
... collusion attack and is further distorted by otherattacks such as addition of noise and lossy compression.The addition of noise and lossy compression distort thewhole attacked image, not only ... fingerprint sequence,the time consumption is constant. On the other hand,our scheme and Wang’s scheme depend on the number ofdetected group IDs, and its hierarchical detection procedurereduces ... Transactions on Information Forensics and Security, vol. 4, no. 3, pp. 318–329, 2009.[7] D. Boneh and J. Shaw, “Collusion-secure fingerprinting fordigital data,” IEEE Tr ansactions on Information...
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Báo cáo hóa học: " Research Article Complexity-Aware Quantization and Lightweight VLSI Implementation of FIR Filters" docx
... Xu, C. H. Chang, and C. C. Jong, “Contention resolution—anew approach to versatile subexpressions sharing in multipleconstant multiplications,” IEEE Transactions on Circuits and Systems I: Regular ... Systems—Design and Implementation, John Wiley & Sons, New York, NY, USA,1999.[4]M.Potkonjak,M.B.Srivastava,andA.P.Chandrakasan,“Multiple constant multiplications: efficient and versatileframework and ... feweradditions than the±2-bit SCSAC elimination as shown inTabl e 1. In order to have the information on implementationcomplexity, full-precision and nonpipelined SDFG are t henconstructed...
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Báo cáo hóa học: " Research Article A Stereo Crosstalk Cancellation System Based on the Common-Acoustical Pole/Zero Model" docx
... Estimation. From (9), (12), and (30), it is foundthat estimating the inverse filters h, t,andc consumes themajor computation of crosstalk cancellation filter estima-tion. Thus only the computation ... cancellation filter is designed based on the CAPZmodel. Since the CAPZ model has advantages in storage and computation, the proposed method is more efficient thanconventional ones. Simulation results ... for stereophonic sound reproduction,” IEEE Transactions on Signal Processing, vol. 40, no. 7, pp. 1621–1632, 1992.[12] A. Gonzalez and J. J. Lopez, Time domain recursive deconvo-lution in sound...
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Báo cáo hóa học: " Research Article Determining Localized Tree Construction Schemes Based on Sensor Network Lifetime" doc
... described inSection 2. We examine the effect of these schemes on energyconsumption and network lifetime by incorporating a linkquality metric and the communication load distribution based on the empirical ... different tree construction schemes on energy consumption. Then, to obtain the insight into theabove trade-off and derive criteria to reach longer networklifetime, the energy consumption of each ... inSection 6. Finally, concluding remarks and future research directions are presented in Section 7.2. Localized Tree Construction SchemesData-gathering path can be selected based on the diversecriteria....
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