advanced concepts and algorithms

... are found – Candidate Generation: • Merge pairs of frequent subsequences found in the (k-1)th pass to generate candidate sequences that contain k items – Candidate Pruning: • Prune candidate k-sequences ... for these candidate sequences – Candidate Elimination: • Eliminate candidate k-sequences whose actual support is less than minsup © Tan,Steinbach, Kumar Introduction to Data Mining 35 Candidate ... 36 Candidate Generation Examples Merging the sequences w1= and w2 = will produce the candidate sequence < {1} {2 3} {4 5}> because the last two events in w2 (4 and...

Ngày tải lên: 15/03/2014, 09:20

... impact of noise and outliers and sharpens the distinction between clusters Sparsification facilitates the use of graph partitioning algorithms (or algorithms based on graph partitioning algorithms ... representative points toward the center helps avoid problems with noise and outliers CURE is better able to handle clusters of arbitrary shapes and sizes © Tan,Steinbach, Kumar Introduction to Data Mining ... shapes, orientation, and non-uniform sizes • Difference in densities across clusters and variation in density within clusters • Existence of special artifacts (streaks) and noise The clustering...

Ngày tải lên: 15/03/2014, 09:20

... Dedicated to my grandmother Yunzhi Su, my parents Bailing Li and Jie Hu, my wife Xinghang, and my children Richard and Louis for their unconditional love, encouragement, and understanding —Xiaoling ... fundamental concepts and contemporary practice of bioavailability in pharmaceutical research and drug development It is our belief that this book provides both the basic concepts to a novice and the advanced ... of the extent and rate of absorption and the elimination processes, Oral Bioavailability: Basic Principles, Advanced Concepts, and Applications, First Edition Edited by Ming Hu and Xiaoling Li...

Ngày tải lên: 05/03/2014, 22:21

... each candidate itemset – To reduce the number of comparisons, store the candidates in a hash structure • Instead of matching each transaction against every candidate, match it against candidates ... vertical-based mining algorithms Reduce the number of comparisons (NM) – Use efficient data structures to store the candidates or transactions – No need to match every candidate against every ... Generate length (k+1) candidate itemsets from length k frequent itemsets • Prune candidate itemsets containing subsets of length k that are infrequent • Count the support of each candidate by scanning...

Ngày tải lên: 15/03/2014, 09:20

... autocorrelation Dimensionality Noise and Outliers Type of Distribution © Tan,Steinbach, Kumar Introduction to Data Mining 18 Clustering Algorithms K-means and its variants Hierarchical clustering ... from other regions of high density – Used when the clusters are irregular or intertwined, and when noise and outliers are present density-based clusters © Tan,Steinbach, Kumar Introduction to Data ... clusters and evaluate the `goodness' of each potential set of clusters by using the given objective function (NP Hard) – Can have global or local objectives • Hierarchical clustering algorithms...

Ngày tải lên: 15/03/2014, 09:20

... analysis of audio and video and arbitrary view and sound synthesis to encoding of 3D audio and video Understanding of real-time implementation issues, as well as system architectures and network aspects ... or culture to cinemas, halls and large 3D Videocommunication Algorithms, concepts and real-time systems in human centred communication Edited by O Schreer, P Kauff and T Sikora â 2005 John Wiley ... frequently used for audio, image and video storage and transmission International coding standards such as ITU, MPEG-2/4 and MP3 are discussed in this context The most recent standardization activity relevant...

Ngày tải lên: 12/05/2013, 10:21

... scale, multiple goals and investment risk Explanations of the ‘Extension’ Ideas I    More Activities and Constraints: this notion deals with more complex resource mixes, and more constraints, ... relaxed.These extensions include: Allowing more activities and constraints Recognizing indivisible investments Allowing inter-year resource borrowings and transfers Recognizing interdependent projects ... increased size Projects may have to satisfy conflicting wealth, environmental and social concerns All analyses must recognize risk Advanced LP Techniques Applied to A Complex Investment Problem : An Example,...

Ngày tải lên: 23/03/2014, 04:20

... scale, multiple goals and investment risk Explanations of the ‘Extension’ Ideas I    More Activities and Constraints: this notion deals with more complex resource mixes, and more constraints, ... relaxed.These extensions include: Allowing more activities and constraints Recognizing indivisible investments Allowing inter-year resource borrowings and transfers Recognizing interdependent projects ... increased size Projects may have to satisfy conflicting wealth, environmental and social concerns All analyses must recognize risk Advanced LP Techniques Applied to A Complex Investment Problem : An Example,...

Ngày tải lên: 31/10/2014, 14:56

... add a new menu command to a set, highlight the command you want on the Menu tab and click the Add button Adding a menu command to a set gives you one-click access to a command you’d normally ... 298 Part IV: Advanced Tips and Tricks The materials provided in the Default folder include the following: ߜ 2DLT Sample and 3DLT Sample: These folders contain two dimensional images and three dimensional ... 304 Part IV: Advanced Tips and Tricks If you find you made a mistake when recording your action, you can go back and delete it from the program Just highlight the offending step and click the...

Ngày tải lên: 27/08/2012, 14:31

... of attacks • New techniques and security devices are helping to defend networks and systems • The most recent developments and announcements are listed on pages 458 and 459 of the text Exploring ... attacks, and speed at which they spread continues to grow • Recent attacks include characteristics listed on pages 457 and 458 of the text • Defenders are responding to the increase in the level and ... Transmission Control Protocol/Internet Protocol (TCP/IP) • Understanding TCP/IP concepts helps effectively troubleshoot computer network problems and diagnose possible anomalous behavior on a network Packets...

Ngày tải lên: 17/09/2012, 10:43

Ngày tải lên: 17/08/2013, 10:00

Ngày tải lên: 30/08/2013, 22:51

... Standby Local Physical Standby and Cascaded Remote Logical Standby Local and Remote Physical Standby and Cascaded Local Logical Standby Consolidated Reporting with Cascaded Logical Standby ... primary and standby databases and instances, create or add existing standby databases, start and stop instances, monitor instance performance, view events, schedule jobs, and perform backup and recovery ... the use of local and remote sites and the use of nodes and a combination of logical and physical standby databases See Appendix B, "Data Guard and Real Application Clusters" and Oracle High Availability...

Ngày tải lên: 26/10/2013, 22:15

... students and researchers It is hoped that this book will provide a reference to students, researchers and practitioners in both introducing the topic of data streams and understanding the practical and ... Technology, Human Factors, and Policy, edited by William J Mclver, Jr and Ahrned K Elrnagarrnid; ISBN: 14020-7067-5 INFORMATION AND DATABASE QUALITY, Mario Piattini, Coral Calero and Marcela Genero; ... researchers, the topics and content will be organized in such a way so as to present the most important models, algorithms, and applications in the data mining field in a structured and concise way In...

Ngày tải lên: 08/11/2013, 02:15

... MODELS AND ALGORITHMS rn Tradeoff between Accuracy and Efficiency: The main tradeoff in data stream mining algorithms is between the accuracy of the output with regard to the application and the ... remove this watermark 36 DATA STREAMS: MODELS AND ALGORITHMS Discussion In this paper, we have discussed effective and efficient methods for clustering and classification of data streams The techniques ... environments with limited bandwidth such as sensor networks and handheld devices Thus knowledge structure representation is an important issue After extracting models and patterns locally from...

Ngày tải lên: 08/11/2013, 02:15

... STREAMS: MODELS AND ALGORITHMS On Demand Classification Aggarwal et al have adopted the idea of micro-clusters introduced in CluStream [2] in On-Demand classification in [3] The on-demand classification ... Demand Classification of Data Streams, Proc 2004 Int Con$ on Knowledge Discovery and Data Mining (KDD '04), Seattle, WA [4] Babcock B., Babu S., Datar M., Motwani R., and Widom J (2002) Models and ... Holder and Diane Cook, Springer Verlag, to appear lease purchase PDF Split-Merge on www.verypdf.com to remove this watermark 58 DATA STREAMS: MODELS AND ALGORITHMS [15] Gama J., Rocha R and Medas...

Ngày tải lên: 08/11/2013, 02:15

... matrix R(k), θ is Gaussian with mean mθ and covariance matrix Pθ , and, θ and V(k) are statistically independent, then θ and Z(k) are jointly Gaussian, and, (15.15) becomes ˆ θMS (k) = mθ + Pθ ... Gaussian, with mean mx (0) and covariance Px (0), and x(0) is not correlated with w(k) and v(k) The dimensions of matrices , , , H, Q, and R are n × n, n × p, n × l, m × n, p × p, and m × m, respectively ... computation into two major cases; (1) θ and Z(k) are jointly Gaussian — the Gaussian case, and (2) θ and Z(k) are not jointly Gaussian — the non-Gaussian case When θ and Z(k) are jointly Gaussian, the...

Ngày tải lên: 08/11/2013, 12:15

... functions such as sin, cos and tan; their reciprocals sec, cosec and cot; and exp and log 5.4 Proposition Let f and g be differentiable at a, and let k be a constant Then k.f , f + g and f g are differentiable ... f and g are functions and k is a constant, then k.f , f + g, f g and (often) f /g are also functions 4.16 Proposition Let f and g be continuous at a, and let k be a constant Then k.f , f + g and ... left and right hand limits agree (and disagree with f (2), so f is not continuous at 2) Note our convention: if f (x) → and always f (x) ≥ as x → 2−, we say that f (x) tends to from above, and...

Ngày tải lên: 12/12/2013, 04:15