... digital signal processing is found in hearing aids and cardiac pacemakers Image Processing Image enhancement, image restoration, image understanding, computer vision, radar and sonar processing, ... processing system 1.5 ANALOG AND DIGITAL SIGNAL PROCESSING The basic elements in digital filters are the multipliers, adders, and delay elements, and they carry out multiplication, addition, and ... Oppenheim and R W Schafer, Discrete-Time Signal Processing, PrenticeHall, 1989 REFERENCES 31 R D Strum and D E Kirk, Discrete Systems and Digital Signal Processing, Addison-Wesley, 1989 S S Soliman and...
Ngày tải lên: 13/09/2012, 10:21
... digital signal processing is found in hearing aids and cardiac pacemakers Image Processing Image enhancement, image restoration, image understanding, computer vision, radar and sonar processing, ... processing system 1.5 ANALOG AND DIGITAL SIGNAL PROCESSING The basic elements in digital filters are the multipliers, adders, and delay elements, and they carry out multiplication, addition, and ... Oppenheim and R W Schafer, Discrete-Time Signal Processing, PrenticeHall, 1989 REFERENCES 31 R D Strum and D E Kirk, Discrete Systems and Digital Signal Processing, Addison-Wesley, 1989 S S Soliman and...
Ngày tải lên: 29/09/2013, 21:20
Inspectors and Teachers perceptions of a good English lesson
Ngày tải lên: 17/10/2013, 10:11
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P1 pdf
... parallel operation and can diminish both speed up and scale up, particularly: (i) start up and consolidation costs, (ii) interference and communication, and (iii) skew Start Up and Consolidation ... Database Processing and Grid Databases High-Performance Parallel Database Processing and Grid Databases David Taniar Monash University, Australia Clement H.C Leung Hong Kong Baptist University and ... the first join attribute exists in Table and Table 2, and the second join attribute exists in Table and Table 3, and the last join attribute exists in Table and Table Therefore, these join operations...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P2 docx
... for parallel database processing can be found in Hameurlain and Morvan (DEXA 1995), Graefe and Cole (ACM TODS 1995), Shatdal and Naughton (SIGMOD 1995), and Ganguly, Goel, and Silberschatz (PODS ... processing Therefore, understanding skew modeling is a critical part of understanding parallel database query processing In Section 2.4, basic cost calculation for general parallel database processing ... processor 1, L–T to processor 2, and the rest to processor Therefore, Students Black and Chan go to processor 1, Robertson and Tan to processor 2, and Williamson and White to the last processor...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P3 docx
... group-by attribute and performs the aggregate function Using Query 4.5 as an example, one node may produce, for example, (Math, 300) and (Science, 500) and another node (Business, 100) and (Science, ... merging costs First, the host processes all records, and hence R and jRj are used in the cost equations, 100 Chapter Parallel Sort and GroupBy not Ri and jRi j Second, since only one processor, namely ... Iyer and Dias (ICDE 1990) and DeWitt et al (1992) discuss systems issues in parallel database sorting Parallel sorting for databases uses external sorting methods Yamane and Take (1987) and Zhao...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P4 pptx
... the join query result and the product of the two tables R and S For example, if there are 100 and 200 records from table R and table S, respectively, and the join between R and S produces 50 records, ... table S jRj and jSj Number of records in table R and table S jRi j and jSi j Number of records in table R and table S on node i P Page size H Hash table size Query parameters πR and πS Projectivity ... join) and Hua et al (VLDB 1991; IEEE TKDE 1995; proposing partition tuning to handle dynamic load balancing) Other work on skew handling and load balancing include DeWitt et al (VLDB 1992) and...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P5 pptx
... spread, but spread not random randomly randomly not random randomly randomly not random randomly Figure 7.26 A comparative table for parallel multi-index selection query processing using a one-index ... context of parallel search and join query processing 7.7.1 Comparative Analysis of Parallel Search Index In this section, parallel one-index and multi-index search query processing are examined, ... join query processing cannot make use of these indexes Therefore, NRI-2 and PRI-2 are useless for parallelizing two-index join query processing Imagine that two tables (say table Employee and table...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P6 doc
... Scheduling and Optimization processing node P5 processing node R4 P3 processing node processing node processing node P2 P4 processing node R2 R3 processing node P1 processing node R1 processing ... stands for restriction and ð p for join operation processing node P2 processing node processing node P1 P5 processing node R4 P3 R1 processing node processing node R2 P4 processing node R3 processing ... one of the processing nodes, and hence a decentralized processing control scheme must be used The processing architecture consists of a set of nodes with identical configurations and processing...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P7 ppt
... data at local sites for efficient access, and fast processing of data by divide -and- conquer technique, and at times distributed processing is computationally and economically cheaper It is easy to ... (ICDE 2006 and DAPD 2006) examined resource scheduling for grid query processing considering machine load and availability Li et al (DKE 2004) proposed an on-demand synchronization and load distribution ... load node with the largest relation operand of Q and put the node into group G (if no clusters have relation operand of Q, random selection is made) Sort the processing nodes selected in S in an...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P8 pptx
... a protocol understandable to the originator 336 Chapter 11 Grid Concurrency Control The term “coordinator” is used in Figures 11.5 and 11.6 and “originator” in Figures 11.7 and 11.8 In both cases, ... protocol, and explain how it solves the concurrency issues in the Grid 11.5 Compare and contrast the difference between GCC and any other concurrency control protocols (e.g., distributed databases and ... Database Processing and Grid Databases, by David Taniar, Clement Leung, Wenny Rahayu, and Sushant Goel Copyright 2008 John Wiley & Sons, Inc 341 342 Chapter 12 Grid Transaction Atomicity and Durability...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P9 pdf
... SUM(CASE WHEN Mark FROM Students; BETWEEN BETWEEN BETWEEN BETWEEN BETWEEN 80 70 60 50 40 AND 100 AND 80 AND 70 AND 60 AND 50 THEN THEN THEN THEN THEN 1 1 ELSE ELSE ELSE ELSE ELSE 0 0 END) END) END) END) ... T D 0, D B1 , D B4 and D B5 (Y in Fig 14.2) being the chosen replicas for the quorum At T D 1, D B4 decides to abort and D B1 and D B5 decide to commit the subtransaction and hence are in the ... one hand, data replication can increase the performance and availability of the system, while on the other hand, if not designed properly, a replicated system can produce worse performance and...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P10 pptx
... these candidate itemsets, and prunes all infrequent candidate 2-itemsets Ž In the third iteration, it again joins each of the frequent 2-itemsets and generates the following potential candidate ... element of s1 , and y the last item of s2 , the new candidate is if y is a single item element, or add y to x otherwise For candidate 2-sequences, for all x F1 and y F1 , join x and y to become ... example of candidate generation The table gives frequent 3-sequences, and we would like to use the joining and pruning to create candidate 4-sequences By joining the first sequence and the...
Ngày tải lên: 21/01/2014, 18:20
Tài liệu Advanced Digital Signal Processing and Noise Reduction P2 ppt
... Hz to 80 Hz; band is band-pass and covers 80 Hz to kHz; band is high-pass and covers above kHz; and band is also high-pass and covers above kHz At the encoder the gain of each band is adaptively ... Bibliography ALEXANDER S.T (1986) Adaptive Signal Processing Theory and Applications Springer-Verlag, New York DAVENPORT W.B and ROOT W.L (1958) An Introduction to the Theory of Random Signals and Noise ... echo and processing noise Noise can cause transmission errors and may even disrupt a communication process; hence noise processing is an important part of modern telecommunication and signal processing...
Ngày tải lên: 25/01/2014, 13:20
Tài liệu Advanced Digital Signal Processing and Noise Reduction P1 doc
... terms and in terms of probability functions Bayesian inference theory provides a generalised framework for statistical processing of random signals, and for formulating and solving estimation and ... INTRODUCTION 1.1 Signals and Information 1.2 Signal Processing Methods 1.3 Applications of Digital Signal Processing 1.4 Sampling and Analog−to−Digital Conversion S ignal processing is concerned ... systems, and in efficient and optimal transmission, reception and decoding of information Statistical signal processing theory provides the foundations for modelling the distribution of random signals...
Ngày tải lên: 25/01/2014, 13:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P11 doc
... R., and Fernandes, A., Adaptive Query Processing and the Grid: Opportunities and Challenges, Proceedings of DEXA Workshops, pp 506510, 2004 Gounaris, A., Paton, N.W., Sakellariou, R., Fernandes, ... T., and Inoue, U., An Index Structure for Parallel Database Processing, Proceedings of Research Issues on Data EngineeringTransaction and Query Processing (RIDE-TQP), pp 224225, 1992 Lee, C and ... Image Databases, Proceedings of Parallel and Distributed Processing Techniques and Applications (PDPTA), pp 734740, 2002 Frieder, O and Baru, C.K., Site and Query Scheduling Policies in Multicomputer...
Ngày tải lên: 26/01/2014, 15:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P12 ppt
... Talia, D., and Trunfio, P., “Parallel and Grid-Based Data Mining - Algorithms, Models and Systems for High-Performance KDD”, Proceedings of the Data Mining and Knowledge Discovery Handbook, pp ... S., and Guo, M., “A Scheme of Interactive Data Mining Support System in Parallel and Distributed Environment”, Proceedings of International Symposium on Parallel and Distributed Processing and ... “Application-Specific XML Processing: A Parallel Approach for Optimum Performance”, Proceedings of Parallel and Distributed Processing Techniques and Applications (PDPTA), pp 959–964, 2005 Zaki, M.J and Aggarwal,...
Ngày tải lên: 26/01/2014, 15:20
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P13 doc
... Talia, D., and Trunfio, P., “Parallel and Grid-Based Data Mining - Algorithms, Models and Systems for High-Performance KDD”, Proceedings of the Data Mining and Knowledge Discovery Handbook, pp ... S., and Guo, M., “A Scheme of Interactive Data Mining Support System in Parallel and Distributed Environment”, Proceedings of International Symposium on Parallel and Distributed Processing and ... “Application-Specific XML Processing: A Parallel Approach for Optimum Performance”, Proceedings of Parallel and Distributed Processing Techniques and Applications (PDPTA), pp 959–964, 2005 Zaki, M.J and Aggarwal,...
Ngày tải lên: 26/01/2014, 15:20
asg 10 data processing and software
... languages like C and Pascal and PLC programming system functions The programming kit includes a manual and online help and is available in English, French and German Many manufacturers use it and Schneider ... PLC, etc In the PLC and HMI applications, standardisation is defined for all operators and experts in automation and the process The project follows the rules without exception and maintenance staff ... 88 batch processing terminology in « Part 1: Models and Terminology » With the structure of this standard, UAG users can break down process tasks to fit their own rules and then use UAG and the...
Ngày tải lên: 15/02/2014, 08:54