báo cáo hóa học:" Research Article Performance Study of Obje

báo cáo hóa học:" Research Article Performance Study of Objective Speech Quality Measurement for Modern Wireless-VoIP " ppt

... Music Processing Volume 2009, Article ID 104382, 11 pages doi:10.1155/2009/104382 Research Article Performance Study of Objective Speech Quality Measurement for Modern Wireless-VoIP Communications Tiago ... recent quality measurement research (e.g., see [12, 32]). 6. Conclusions We have investigated the eﬀects of wireless-VoIP degrada- tion on the performa...

Ngày tải lên : 21/06/2014, 20:20

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Báo cáo hóa học: "Research Article Performance Capabilities of Long-Range UWB-IR TDOA Localization Systems" ppt

... (b) as a function of number of receiving sensors. Performance as a function of sensor position error variance The performance of the WMLS algorithm as a function of the variance of random sensor ... set of simulations on the one-shot location estimation performance of the WMLS algorithm. Our analytical results 6 Nine sensors were used in all simulation studies except fo...

Ngày tải lên : 22/06/2014, 06:20

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báo cáo hóa học:" Research Article Performance Analysis of Bit-Width Reduced Floating-Point Arithmetic Units in FPGAs: A Case Study of Neural Network-Based Face Detector" ppt

... the same form. Hindawi Publishing Corporation EURASIP Journal on Embedded Systems Volume 2009, Article ID 258921, 11 pages doi:10.1155/2009/258921 Research Article Performance Analysis of Bit-Width ... advan- tage of the FP format is the ease of use. A personal computer uses the ﬂoating-point format for its arithmetic calculation. If the target application uses the FP format,...

Ngày tải lên : 21/06/2014, 20:20

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Báo cáo hóa học: " Research Article Performance Evaluation of Uplink Delay-Tolerant Packet Service in IEEE 802.16-Based Networks" potx

... range of Quality -of- Service (QoS) requirements of end users. The standardization of metropolitan-scale wireless access is an ongoing activity performed by the IEEE 802.16 Working Group for BWA ... the performance of various reservation schemes in the framework of the simpliﬁed model. For a good summary on QoS in the context of IEEE 802.16, we refer to the online paper [9...

Ngày tải lên : 21/06/2014, 05:20

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Báo cáo hóa học: " Research Article Performance Analysis of Ad Hoc Dispersed Spectrum Cognitive Radio Networks over Fading Channels" potx

... the performance. In the limiting case, if K goes to inﬁnity the performance converges to the performance of AWGN channel (see the appendix). Figure 4 presents the performance comparison for the case ... presented to study the eﬀects of fading, number of dispersed bands, modulation, and coding on the performance of dispersed spectrum cognitive radio systems. The results s...

Ngày tải lên : 21/06/2014, 05:20

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Báo cáo hóa học: " Research Article Performance Analysis of Two-Hop OSTBC Transmission over Rayleigh Fading Channels" ppt

... Wireless Communications and Networking Volume 2010, Article ID 649541, 8 pages doi:10.1155/2010/649541 Research Article Performance Analysis of Two-Hop OSTBC Transmission over Rayleigh Fading ... recent standards [4]. This paper investigates the eﬀect of simple relaying on MIMO system performance. Previously, end-to-end performance of two-hop relay systems was studied in [5–...

Ngày tải lên : 21/06/2014, 11:20

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Báo cáo hóa học: " Research Article Performance Analysis of the 3GPP-LTE Physical Control Channels" pdf

... analytical aspects of the performance of optimal receiver principles for the decoding of the LTE physical control channels. We develop and analyze the performance of ML receiver structures for the downlink ... first OFDM symbol of the first slot of each subframe. For the normal CP duration, the PHICH is also mapped into the first OFDM symbol of the first slot of each sub...

Ngày tải lên : 21/06/2014, 11:20

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Báo cáo hóa học: "Research Article Comparative Study of Local SAD and Dynamic Programming for Stereo Processing Using Dedicated Hardware" ppt

... in Signal Processing Volume 2009, Article ID 914186, 18 pages doi:10.1155/2009/914186 Research Article Comparative Study of Local SAD and Dynamic Programming for Stereo Processing Using Dedicated ... considerably in their basic design principles and in the quality of the ﬁnal disparity maps. For the assessment of the systems a hardware/software platform is developed, which...

Ngày tải lên : 21/06/2014, 19:20

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báo cáo hóa học:" Research Article Performance Evaluation of UML2-Modeled Embedded Streaming Applications with System-Level Simulation" pdf

... to allow as straightforward way of capturing the performance models as possible. 5. Performance Model Speciﬁcation in UML2 The extension of modeling capabilities for our performance metamodel ... resource, and CommPerformance for a communication resource, respectively. The performance characteristics are g iven for the elements with tagged values of the stereotypes that de...

Ngày tải lên : 21/06/2014, 20:20

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Báo cáo hóa học: " Research Article Comparative Study of Contour Detection Evaluation Criteria Based on Dissimilarity Measures" doc

... continuity of the contours. For that reason, they are particularly adapted for the evaluation of the usual ﬁrst step of background/foreground segmentation algorithms which are commonly composed of a ... in this article a comparative study of well-known supervised evaluation criteria that enable the quantiﬁcation of the quality of contour detection algorithms. The teste...

Ngày tải lên : 21/06/2014, 22:20

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