truetime simulation tool for performance analysis of real time embedded systems

... drastic performance improvement of embedded computing systems The complexity of applications that an embedded platform could handle increases as well Definitions of application execution performance ... scheduling for Multiprocessor Real- Time Embedded Systems, ” preparing for journal submission Heng Yu, Bharadwaj Veeravalli, and Yajun Ha, “Leakage-aware Dynamic Scheduling for Real- time Adaptive ... scheduling strategies for real- time systems are reviewed Although it is a traditional topic, the scheduling algorithm design evolves with the technology advancements of real- time systems The following...

Ngày tải lên: 10/09/2015, 15:52

... Figure 1.1: Role of Performance Analysis in Interactive Design Space Exploration 1.1.1 Role of Performance Analysis in Design Space Exploration Design space exploration of a real- time embedded system ... respect to various performance metrics like real- time response, costs etc For instance, response time (performance) of a system may be improved by implementing larger portions of task for a given application ... the next section, we introduce the problem of design space exploration of realtime embedded systems, and discuss the role of system-level performance analysis in design space exploration cycles...

Ngày tải lên: 11/09/2015, 16:04

... addition of a suitable typology, and possibly a preprocessing module Conclusion We presented B LAST; a flexible tool for annotation of bilingual segments, specifically intended for error analysis of ... useful” for error analysis They not describe this tool any further, and not discuss if it was also used to mark and store the error annotations themselves Some tools for post-editing of MT output, ... annotations for more information We created B LAST with the goal that it should be flexible, and allow maximum freedom for the user, 57 System Overview B LAST is a tool for human annotations of bilingual...

Ngày tải lên: 07/03/2014, 22:20

... high-level language and tools for rapid profiling make the development much faster than in other platforms This is one of the purposes of the platform, to offer a high -performance device keeping ... Range of Embedded Systems Extensible Processing Platform Overview White Paper 2010 32 Curreri J, Koehler S, Holland B, George A: Performance Analysis with HighLevel Languages for High -Performance ... advantage of the massively parallelism of the algorithm On the other hand, the high power consumption of GPUs discards these for standalone systems Among the plethora of different platforms that...

Ngày tải lên: 20/06/2014, 22:20

... expected property of noise or other spuriously high ratio measurements, and thus is a source of information that can be used for analysis The second difference in the interpretation of ChIP-chip and ... provide a platform for custom applications Before ChIPOTle, to our knowledge the only publicly available program designed expressly for ChIP-chip data analysis was PeakFinder [10] ChIPOTle offers several ... significance P value cutoff; and for option the user is prompted to provide the number of simulations and the significance P value cutoff to be used in the permutation analysis Any region with...

Ngày tải lên: 14/08/2014, 15:20

... under the form of XML files [15] Data can be imported from a number of data formats Two standards (qBase internal format and RDML (Real- time PCR Data Markup Language)) and a number of instrument ... used in formulas N, number of replicates i; g, number of genes j; c, number of IRCs m, m'; r, number of runs l, l'; s, number of samples k; f, number of reference genes p, p'; h, number of standard ... = Cq jl = (formula 13'; for definition of NRQ, see formula 15) Conversion of NRQs into CNRQs: ( formula ) n ) m =1 Step 2' ∑ Cqijkl SE Cq jkl = c ∏ NRQ jlm ( formula ) Calculation of the average...

Ngày tải lên: 14/08/2014, 17:22

... domain of telecommunications systems and networks In any system, or for any transmission of information, there is always a non-zero probability of failure or of error penetration A lot of problems ... of problems 493 Bibliography 523 Index 529 Preface Performance analysis belongs to the domain of applied mathematics The major domain of application in this book concerns telecommunications systems ... 17.6 17.7 17.8 18 The ChuangSirbu law Stability of a multicast shortest path tree ( ) for random graphs Proof of (17.16): ( ) for -ary trees Proof of Theorem 17.3.1: Problem The hopcount to an...

Ngày tải lên: 01/06/2014, 11:02

... Jianfeng, H Jianjun, and Y Guangxin, Performance analysis for orthogonal space -time block codes in the absence of perfect channel state information,” in Proceedings of the 14th IEEE International Symposium ... 2003 [8] E Ko, C Kang, and D Hong, “Effect of imperfect channel information on M-QAM SER performance of orthogonal spacetime block codes,” in Proceedings of the 57th IEEE Semiannual Vehicular Technology ... USA, December 2003 [12] H Cheon and D Hong, Performance analysis of space -time block codes in time- varying Rayleigh fading channels,” in Proceedings of IEEE International Conference on Acoustics,...

Ngày tải lên: 22/06/2014, 19:20

... reasonable performance for a 10-user scenario The ISI variance equation was tested by observing the performance of a simulated single user scenario Resulting error rates using Reed-Solomon time hopping ... rates, the semianalytical analysis closely traces the simulated performance Also, equivalent All-RAKE based systems exhibit severely impaired performance in the presence of increased ISI This difference ... apparent The prevailing difference in performance between All-RAKE and TR-UWB is once again evident Figure 13 indicates the effects of MUI on the expected performance of a time reversed system at 30 Mbit/s,...

Ngày tải lên: 22/06/2014, 19:20

... developed for the evaluation of best suited reference gene(s) for normalization of qPCR data in a given set of biological samples Recognizing the importance of reference genes in normalization of RT-qPCR ... for qPCR analysis of each of the nine genes using gene-specific primers qPCRs were performed in triplicate for each of the 23 cDNA pools along with a no template control in parallel for each ... quantification framework and software for management and automated analysis of real- time quantitative PCR data Genome Biology 2007, 8(2) 36 Guo Y, Zhu Q, Zheng S, Li M: Cloning of a MADS Box Gene (GhMADS3)...

Ngày tải lên: 12/08/2014, 03:21

... For STBC systems, BEP is preferred over PEP PEP is 35 CHAPTER BEP PERFORMANCE ANALYSIS OF ORTHOGONAL SPACE -TIME BLOCK CODES more suitable for space -time trellis codes Some BEP performance analysis ... loop, and good performance has been obtained in fast fading at the expense of high computational complexity Most of the performance analysis for space -time coded systems is in terms of pairwise ... Theoretical and simulation performances of Alamouti’s STBC with MX = 99 102 5.8 Performances comparison of TAS and STBC with MX = 103 5.9 Performances...

Ngày tải lên: 16/09/2015, 08:31

... models can be built using for example the standard profile for Modeling and Analysis of Real- Time Embedded system (MARTE) [24], profile for Schedulability, Performance and Time (SPT) [25], or some ... Profile for MARTE: Modeling and Analysis of Real- Time Embedded Systems, ” Version 1.0, November 2009 [25] Object Management Group (OMG), “UML Profile for Schedulability, Performance, and Time Specification ... and analysis The documentation can be in form of electronic document or internal web pages of the company, for example The specification acts as the first EURASIP Journal on Embedded Systems and foremost...

Ngày tải lên: 21/06/2014, 05:20

... used for on-line performance change rate determination 4.1.1 Performance change rate The performance change rate (PCR) of a task is defined as the variation in the value of the PI for per unit of ... beginning of the control process, and tapers off after the control system reaches steady state The simulation result of the performance index function Jd (f ) for time period [0, 12s], time period ... seconds for sampling frequency higher than 2Hz Hence, our simulation time period is [0s, 12s] For each specified sampling frequency f , we can get the value of Jd (f ) for a period of time [0,...

Ngày tải lên: 04/10/2015, 17:06

... the routing time needed between two successive nodes This is shown in Figure which is a plot of the estimated execution time versus the real execution time for some different Number of cells Multiplication ... satisfies the realtime constraint The method is based, among other steps, on an estimation of the number of possible partitions by use of a characterized (speed and area) library of operators for the ... functions of the size (number of bits) of the data to process If we know the size of the initial data to process, it is easy to deduce the size at each node by a “software execution” of the graph...

Ngày tải lên: 23/06/2014, 01:20

... Statement Analysis: A Tool for Performance Evaluation PROFITABILITY RATIOS Profitability ratios measure the results of business operations or overall performance and effectiveness of the firm Some of ... Statement Analysis: A Tool for Performance Evaluation METHODOLOGY 3.1 Data specification The study, “financial statement analysis: A tool for performance evaluation” used secondary data for the analysis ... 0.19 0.32 24Financial Statement Analysis: A Tool for Performance Evaluation SUMMARY Financial statement analysis is one of the useful tools for decision making and performance evaluation It is apparent...

Ngày tải lên: 25/03/2014, 12:15

... Statement Analysis: A Tool for Performance Evaluation PROFITABILITY RATIOS Profitability ratios measure the results of business operations or overall performance and effectiveness of the firm Some of ... Statement Analysis: A Tool for Performance Evaluation METHODOLOGY 3.1 Data specification The study, “financial statement analysis: A tool for performance evaluation” used secondary data for the analysis ... 0.19 0.32 24Financial Statement Analysis: A Tool for Performance Evaluation SUMMARY Financial statement analysis is one of the useful tools for decision making and performance evaluation It is apparent...

Ngày tải lên: 25/03/2014, 12:15

... used for spaceborne EO sensors with large GSD Hence, to our knowledge, there are no real- time tools available for simulating performance of spaceborne EO sensors with large GSD in a maritime ... km Conclusions This paper was devoted to the design of a real- time methodology for assessing detection performance of spaceborne sensors Real- time capabilities are obtained by representing pixels ... inclusion of the PSF (or MTF) Hence, evaluating sensor performance using this approach is not possible in real- time Below, we propose an efficient, real- time strategy First, observe that, for an image...

Ngày tải lên: 21/06/2014, 19:20

... a uniform distribution Additionally, a simulation time of 600 seconds is chosen because the uniform distribution has settled to a steady state after this length of time Since the focus of this ... analyse the effects of the underlying MAC on the performance of RASCAAL and vice versa, simulations were performed assuming ideal channel conditions Additionally, our simulations of the RASCAAL protocol ... simulator tool [17], RASCAAL was implemented on top of a CSMA/CA scheme and simulations were performed for an IEEE 802.11b network consisting of two CA nodes and two non-CA nodes This number of CA...

Ngày tải lên: 21/06/2014, 23:20

... figure represents the performance of the CPIC receiver, and we can see that the APIC outperforms the CPIC for μ ∈ (0, 0.5) Under the same simulation settings, the BER performances of the one- and two-stage ... instead of simply implementing a heuristic algorithm, we perform a thorough analysis on the system performance and obtain a simple closed form expression for the bit-error rate (BER) of the APIC ... influence of the choice of the initial weight w0 is shown in Figure 9, where the MSE performances NUMERICAL RESULTS AND DISCUSSIONS In this section, the performance of the APIC receiver for the...

Ngày tải lên: 22/06/2014, 19:20

... Ts 0.2 0.3 0.4 0.5 Performance analysis of the MOV estimator For the MOV estimator, we need to obtain the expected value of |dk | for each trial value of φe The expectation of |dk | is approximated ... Section where In the presence of CFO, the received signal, after DFT demodulation, is given by OFDM SYSTEMS OFDM is a form of mutlicarrier modulation and consists of a number of narrowband orthogonal ... [13], the performance of the MOV estimator is obtained by simulations The main objective of this paper is to derive the theoretical mean and variance of the MOV estimator and examine the performance...

Ngày tải lên: 22/06/2014, 23:20