standard costing and performance evaluation

... WALTER WILLINGER SELF-SIMILAR NETWORK TRAFFIC AND PERFORMANCE EVALUATION Self-Similar Network Traf®c and Performance Evaluation, Edited by Kihong Park and Walter Willinger Copyright # 2000 by John ... (Hardback); 0-471-20644-X (Electronic) SELF-SIMILAR NETWORK TRAFFIC AND PERFORMANCE EVALUATION SELF-SIMILAR NETWORK TRAFFIC AND PERFORMANCE EVALUATION Edited by KIHONG PARK Purdue University WALTER WILLINGER ... Understanding of Network Traf®c Dynamics ix 507 R H Riedi and Walter Willinger 21 Future Directions and Open Problems in Performance Evaluation and Control of Self-Similar Network Traf®c 531 Kihong...

Ngày tải lên: 01/06/2014, 10:53

... especially the performance evaluation and comparison with other algorithm are not enough In this paper, we present a random ant-like unicast routing (RAUR) algorithm and provide performance comparison ... in Section Sections and present simulation model, performance metrics and results from the simulations carried out respectively This is followed by a conclusion to the paper and suggestions of ... RREQ in RAUR is crucial and critical to ensure data delivery, reasonable latency, and low bandwidth usage Thus, RAUR routing protocol employs the following technique and criteria for selection...

Ngày tải lên: 21/06/2014, 17:20

... predictable and high -performance system, even in the face of changing operational conditions and workloads (iii) The empirical evaluation of RACE’s scalability as the number of nodes and applications ... middleware, and (2) design-time versus run-time QoS configuration, optimization, analysis, and evaluation of constraints, such as timing, memory, and CPU 2.1 Overview of conventional and QoS-enabled ... interaction, (2) model-based tools for deploying and interconnecting components, and (3) standards-based mechanisms for installing, initializing, and configuring application components, thus separating...

Ngày tải lên: 22/06/2014, 00:20

... ⊗ h2,c (t) + (8) responses for the wideband and narrowband signals, respectively The transmitted symbols for the wideband and narrowband signals, x1 (l) and x2 (l), are modulated using balanced ... Networking coordination levels between the narrowband and wideband signals: (1) unknown and known CFOs; and (2) unknown and known cycle frequencies of the wideband signal (i) The case of an unknown CFO: ... occupy more bandwidth than the Nyquist bandwidth are usually employed in practice The difference between the occupied bandwidth and the Nyquist bandwidth, normalized by the Nyquist bandwidth, is...

Ngày tải lên: 22/06/2014, 06:20

... ⊗ h2,c (t) + (8) responses for the wideband and narrowband signals, respectively The transmitted symbols for the wideband and narrowband signals, x1 (l) and x2 (l), are modulated using balanced ... Networking coordination levels between the narrowband and wideband signals: (1) unknown and known CFOs; and (2) unknown and known cycle frequencies of the wideband signal (i) The case of an unknown CFO: ... occupy more bandwidth than the Nyquist bandwidth are usually employed in practice The difference between the occupied bandwidth and the Nyquist bandwidth, normalized by the Nyquist bandwidth, is...

Ngày tải lên: 22/06/2014, 19:20

... regarded as nonestimable called performance evaluation Though the problem has been discussed in [6], further development is still necessary PERFORMANCE EVALUATION AND EXPERIMENTAL RESULTS It is ... distances and peak positions detected in two typical block images: (a) and (d) two typical block images, the inner squares indicate statistical windows; (b) and (e) binarized results for (a) and (d), ... Traditional spectral analysis method is realized and a novel statistical method is presented Also a hybrid method is brought out and performance evaluation of methods for ridge distance estimation...

Ngày tải lên: 23/06/2014, 01:20

... be 23 Gb/s without coding, and 75 Gb/s with a (255,239) Reed Solomon code The effect of non-rectangular spectra on receiver sensitivity is investigated for both OOK and FSK transmission, assuming ... better in a peak optical power limited environment Performance- optimized spectrum-sliced WDM systems have potential use in both local loop and long-distance fiber communication systems which ... and FSK transmission, assuming the system (de)multiplexer filters to be N’th order Butterworth bandpass Although narrower filters are recommended for improving power budget, it is shown that system...

Ngày tải lên: 06/08/2014, 00:20

... developed as an international standard for data networks by the International Standards Organization (ISO), MAC protocol is part of the data link layer (layer in OSI model), and it sits on top of the ... successful handshake In general, any handshaking-based protocol design should also consider the narrow bandwidth and low data rate characteristics; thus, a single-channel MAC design is desired, and the ... terrestrial MAC protocols for underwater Shahabudeen and Chitre [28] study the performance of both Aloha and handshaking-based protocols, along with orthogonal and non-orthogonal physical layer models In...

Ngày tải lên: 09/09/2015, 18:49

... [13, 65] and genetic algorithms [67, 70, 73] Tabu search and simulated annealing are single solution-based search heuristics This type of approach focus on modifying and improving a single candidate ... these solution again On the other hand, particle swarm optimization and genetic algorithms use a population-based approach to maintain and improve multiple candidate solutions, using the characteristics ... defined to evaluate the quality of the candidate solution The genetic algorithm starts with a randomly generated population of candidate solutions These candidate solutions are then evaluated using...

Ngày tải lên: 30/09/2015, 06:05

... or one of (18), and one of (17) and (18), respectively Lines (17) and (18) are analyzed in Sections and for the cases of CVup = / CVdown and CVup = CVdown , respectively 3.5 Evaluation of the ... volume mostly focus on the development and analysis of performance evaluation models using decompositionbased methods, Markovian and queuing analysis, simulation, and inventory control approaches They ... the performance of the system The performance evaluation results are then used to find the stock levels that maximize the availability given a fixed configuration of machines and servers and...

Ngày tải lên: 08/04/2014, 12:26

... book titled Performance Evaluation and Benchmarking Performance evaluation and benchmarking is at the heart of computer architecture research and development Without a deep understanding of benchmarks’ ... microprocessor and computer performance evaluation An overview of modern performance evaluation techniques is presented in Chapter This chapter presents a brief look at prominent Performance Evaluation and ... Hanoi, and so forth The Standard Performance Evaluation Cooperative (SPEC) consortium and the Transactions Processing Council (TPC) formed in 1988 have made available several benchmark suites and...

Ngày tải lên: 03/06/2014, 01:19

... c and for low values of ρs Also in this case, the BC value is randomly selected in {0, 1, , cw − 1} as mandated by the IEEE 802.11 standard (Section 4) A recursive analytical performance evaluation ... scaling the packet size and the packet generation rate, from the perspective of our framework the IEEE 802.11a/p standards will offer the same performance of the IEEE 802.11b standard All the results ... backoff window size, that is constant and equal to the minimum value defined by the standard, denoted as CWmin , and corresponding to 32 The backoff period is slotted and the duration of the backoff,...

Ngày tải lên: 20/06/2014, 20:20

... Application of a MANET Testbed for horizontal and vertical scenarios: performance evaluation using delay and jitter metrics Human-centric Computing and Information Sciences 2011 1:3 Page 14 of ... join and leave operations affect more the TCP throughput and RTT than UDP In this work, different from our previous work, we investigate the performance of a MANET testbed for horizontal and vertical ... upper quartile, and the outliers In the plot, the bottom and top of the box are always 25th and 75th percentile, respectively, and the band near the middle of the box is always the median The...

Ngày tải lên: 21/06/2014, 06:20

... PECES (Performance and Energy Consumption Evaluation of Embedded Systems) It receives the annotated source code and the architecture model as input and returns the average execution time and energy ... specifying and evaluating the performance and energy consumption of embedded systems considering different configurations for workload and the platform components, such as processors and memories The method ... represent functional units of the architecture under evaluation and are modeled in a high abstraction level, allowing flexibility, reuse, and rapid evaluation These building blocks are annotated with...

Ngày tải lên: 21/06/2014, 11:20

... transmit and receive simultaneously Let r and t denote the received and the transmitted signals, respectively, and let n denote the additive white Gaussian noise (AWGN) with zero mean and variance ... and our BROAD scheme is proposed The system performance is analyzed and the feasibility of achieving multiuser diversity is discussed in Section In Section 5, we give the simulation results and ... and the DN, the BS and the potential RN, or the potential RN and the DN h is modeled by taking into account three effects [12]: the shadowing effects s, the attenuation due to the distance d, and...

Ngày tải lên: 21/06/2014, 22:20

... and PAPR effects in more detail and after that we will describe the reference spectral power mask and related simulations and results 5.1 PAPR analysis and simulated results For the analysis and ... 0.1 and filter order NRRC = 64 We have chosen two different scenarios for simulations For the PAPR and spectral leakage simulations we have used four times oversampling, r = 4, and for the performance ... concentrate on the symbol level PP and PAPR, on the PP and PAPR after the transmit pulse shape filtering, and show that the symbol level limiter can remove the PP increase and effectively reduce the PAPR...

Ngày tải lên: 21/06/2014, 23:20

... CIR and CINR performance in a HAP uplink system with reuse factor = 30 Figure 8: CIR performance of a HAP WiMAX system with reuse factor = 3.2 HAP uplink system performance evaluation Uplink performance ... 0.8 In this paper, we have shown the performance of both downlink and uplink WiMAX broadband standard transmitted from a HAP cellular system in the 3.5 GHz band across a coverage area of 30 km ... antenna and other antennas serving other cells in the same frequency band CIR and CINR can be expressed as CDF of CIRH and CINRH of HAP WiMAX system (refuse factor = 3) 1 0.8 21 CDF of CIRUH and...

Ngày tải lên: 21/06/2014, 23:20

... results: Y1 stands for the number of edge points at OREC ASIC output, Y2 is the average length of linked edge points at OPNI ASIC output, and Y3 and Y4 (resp., Y5 and Y6 ) are the number and average ... sequence of over 30 000 city and motorway frames A statistical model has been deduced and validated by measuring R-Square and Mallow C(p) indicator (Table 3) High R-Square and low C(p) indicate that ... this database is then processed by the IPC Output evaluation is here necessary in off-line mode, for IPC understanding and adjustment This type of evaluation has been extensively researched even...

Ngày tải lên: 22/06/2014, 23:20