An Efficient Tree-based Frequent Temporal Inter-object Pattern Mining Approach in Time Series Databases
An Efficient Tree-based Frequent Temporal Inter-object Pattern Mining Approach in Time Series Databases
... frequent temporal pattern mining in time series, [21, 24, 29] for frequent sequential pattern mining in sequential databases, and [6, 17, 28] for frequent temporal pattern mining in temporal databases ... treebased frequent temporal inter-object pattern mining algorithm to efficiently discover all frequent temporal inter-object patterns hidden in a time series database The resulting frequent temporal inter-object ... propose an extended version of the treebased frequent temporal inter-object pattern mining algorithm that makes the frequent temporal inter-object pattern mining process more effective and efficient...
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Discovering Frequent Event Patterns with Multiple Granularities in Time Sequences docx
... clock BETTINI ET AL.: DISCOVERING FREQUENT EVENT PATTERNS WITH MULTIPLE GRANULARITIES IN TIME SEQUENCES 227 Fig An example of timed automaton with granularities decomposition of S into chains from ... n and t2 µ are both defined, BETTINI ET AL.: DISCOVERING FREQUENT EVENT PATTERNS WITH MULTIPLE GRANULARITIES IN TIME SEQUENCES Intuitively, for timestamps t1 ≤ t2 (in terms of seconds), t1 ... observing the graph, we found that in this particular implementation, the BETTINI ET AL.: DISCOVERING FREQUENT EVENT PATTERNS WITH MULTIPLE GRANULARITIES IN TIME SEQUENCES 231 Fig Timing is linear...
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Báo cáo khoa học: "Generating Templates of Entity Summaries with an Entity-Aspect Model and Pattern Mining" potx
... our entity- aspect model and standard LDA model as well as a K-means sentence clustering method In Table 6, we show the top frequent words of three sample aspects as found by our method, standard ... 4: Quality of sentence patterns in terms of precision, recall and f1 Method Our entityaspect model Standard LDA K-means university received ph.d college degree physics american professor received ... studied the task of automatically generating templates for entity summaries We proposed an entity- aspect model that can automatically cluster sentences and words into aspects The model also labels...
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Association pattern mining in spatio temporal databases
... work on mining interesting association patterns in spatial, temporal and spatio- temporal databases In Chapter 3, we study the problem of finding topological patterns in spatio- temporal databases ... constraints into two categories according to their application semantics and roles in sequence pattern mining 2.3 Mining Spatio- temporal Databases As a significant subset of data mining, spatio- temporal ... Sequence Patterns 4.1 Framework of Spatio- temporal Databases 62 4.1.1 4.2 61 Interesting Patterns in Spatio- temporal Databases 65 FlowMiner: Finding Flow Patterns in Spatio- temporal...
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An efficient genetic algorithm for the p median
... of the problem, optimal algorithms can solve some instances of the p- median problem with reasonable effort A typical approach is to combine Lagrangian relaxation with branch-and-bound (see, for ... members of the population after every population update The steps for the replacement operator are as follows Replacement Operator Input: One candidate member Step If fitness value of the input candidate ... since it prevents premature homogenization in the population groups They not report computational results In the most recent application of GA to the p- median problem, Bozkaya, Zhang and Erkut...
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Tài liệu Báo cáo khoa học: "An Efficient Parallel Substrate for Typed Feature Structures on Shared Memory Parallel Machines" docx
... used for parsing different sentences Conclusion and Future Work We described PSTFS, a substrate for parallel processing of typed feature structures PSTFS serves as an efficient programming environment ... operations on shared heaps by parallel agents Application and Performance Evaluation This section describes two different types of HPSG parsers implemented on PSTFS One is designed for our Japanese ... realized on a shared memory W h e n a CSA completes a computation on TFSs, it writes the result on a shared heap Since the shared heap can be read by any CSAs, each CSA can read the result performed...
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Tài liệu Báo cáo khoa học: "An Efficient Generation Algorithm for Lexicalist MT" ppt
... guess, and provide an informal proof of its efficiency A Greedy Algorithm Incremental Generation We begin by describing the fundamentals of a greedy incremental generation algorithm The cruciM data ... some key assumptions about suitable TNCBs for generation, and then describe the algorithm itself 2.1 (4) The brown dog as well as the 'correct' one Generation will fail if all signs in the bag ... fourth transformation (move) which improves ill-formed TNCBs The fifth is used to establish the well-formedness of undetermined nodes In the diagrams, we use a cross to represent ill-formed nodes...
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Bond Markets in Serbia: regulatory challenges for an efficient market potx
... 20 Regulatory Environment for Bond Trading and Related Institutions Bond Markets in Serbia Regulation and Bond Trading in Practice 4.1 Bond Trading: BSE and OTC An important step in developing ... Bond Markets in Serbia Bond Markets in Serbia: regulatory challenges for an efficient market © Jefferson Institute 2005 Published by: Jefferson Institute Stevana Sremca 11 000 ... disputes, and arbitrage Decisions made by arbitrage are final and binding for the disputing parties Regulatory Environment for Bond Trading and Related Institutions 11 Bond Markets in Serbia...
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Flash: An Efficient and Portable Web Server pot
... steps performed by an HTTP (Web) server HTTP clients use the TCP transport protocol to contact Web servers and request content The client opens a TCP connection to the server, and transmits a HTTP ... configuration Special thanks to Zeus Technology for use of their server software and Damian Reeves for feedback and technical assistance with it Thanks to Jef Poskanzer for the thttpd web server, from which ... comparative performance results for Flash and two state-of-the-art Web servers, Apache [1] and Zeus [32], on synthetic and real workloads Finally, we present results that quantify the performance impact...
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Báo cáo khoa học: "CONSTRAINT PROJECTION: AN EFFICIENT TREATMENT DISJUNCTIVE FEATURE DESCRIPTIONS " ppt
... system Therefore, it is expected to play an important role in synthesizing linguistic analyses such as parsing and semantic analysis, and linguistic and non-linguistic inferences versity Press ... we can solve a constraint satisfaction problem by constraint transformation What we seek is an efficient algorithm of transformation whose resulting structure is guaranteed satisfiability and ... implementation and shows that adopting CP makes parsing efficient Expressing Disjunctive Feature Structures by Logical Constraints This section explains the representation of disjunctive feature structures...
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Báo cáo khoa học: "The Treegram Index An Efficient Technique for Retrieval in Linguistic Treebanks" docx
... keeps the index small but introduces another problem: A query treegram may not appear in the treegram index as it is Therefore, VENONA expands all query treegram structures at runtime; for a given ... subtree variables, the index has to contain all matching treegrams for that subtree (c) It is quite expensive to intersect the tree sets T(DB, g) for all treegrams g contained in the query q VENONA ... of candidateswill be much smaller than the number of trees in DB Efficient q u e r y e v a l u a t i o n The treegram- index retrieval method given above encounters the following interesting problems:...
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Báo cáo khoa học: "An Efficient Statistical Speech Act Type Tagging System for Speech Translation Systems" potx
... Conclusions We have described a new efficient statistical speech act type tagging system based on a statistical model used in Japanese morphological analyzers This system integrates linguistic, acoustic, ... features and efficiently performs optimal segmentation of a turn and tagging From several tagging experiments, we showed that the system segmented turns and assigned speech act type tags at high ... a reservation for a room at your hotel ( d e s i r e ) Problem Formulation Our tagging system assumes an input of a word sequence for a dialogue produced by a speech recognition system The word...
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Báo cáo khoa học: "GENERALIZED CHART ALGORITHM: AN EFFICIENT PROCEDURE FOR COST-BASED ABDUCTION ATR" ppt
... idea of using chart parsers as deductive-proof procedures can easily be extended to the idea of using chart parsers as abductive-proof procedures Because chart parsers have many advantages from ... spoken language understanding Figure provides the rules for spoken Japanese understanding, with which the sentence (1) is parsed and interpreted T h e y include the pragmatic, semantic and knowledge ... Gertjan van Noord, Robert C Moore, and Fernando C.N Pereira A semantic-head-driven generation algorithm for unification-based formalisms Pro- Remarks In this paper, we provided a basic and practical...
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Báo cáo khoa học: "AN EFFICIENT PARSING ALGORITHM FOR TREE ADJOINING GRAMMARS" potx
... following forms: • NA stands for null adjoining and means that at node X no adjoining can take place, • SA(B) stands for selective adjoining and means that at X the adjoining of an auxil- 285 iary tree ... place (where each tree in B h a s the same root and foot node label as X) or TWO FORM TRANSFORMATION The parsing algorithm of Vijay.Shanker and Joshi • OA(B) stands for obligalory adjoining and means ... 287 FORM TRANS- As precondition of the new parsing algorithm, the TAG has to be transformed into a normal form which contains only trees with nodes and their sons, following the Chomsky normal form...
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Báo cáo khoa học: "An Efficient Implementation of a New POP Model" doc
... Amsterdam-Atlanta Bod, R 1992 Data Oriented Parsing, Proceedings COLING'92, Nantes, France Bod, R 1993 Using an Annotated Language Corpus as a Virtual Stochastic Grammar, Proceedings AAAI'93, Washington ... Characterization and New Examples Proceedings of 7th conference on Formal Grammar Charniak, E 1996 Tree-bank Grammars, Proceedings AAAT96, Menlo Park, Ca Charniak, E 1997 Statistical Parsing with a Context-Free ... figure as follows: A A A A BC BkC BkCi (1/ai) (bklaj) (cilaj) (bkcilaj) A BC A BkC A A BkCi (1Iaa) (bklaa) (cilaa) (bkcilaa) Figure PCFG-reduction of Bod (2001) 2.2 PCFG-Reductions of Bod...
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Từ khóa: an entityaspect model pattern miningan efficient parsing algorithman efficient generation algorithmsemantics an efficient bottomup parseran efficient treatment disjunctivean efficient statistical speechan efficient parallel substrate for typed feature structuresan efficient algorithm for generating classification rulesan efficient and portable natural language query interface for relational databasesan efficient method for determining bilingual word classes ochan efficient method for determining bilingual word classesearley an efficient contextfree parsing algorithman efficient contextfree parsing algorithm for natural languagesan efficient contextfree parsing algorithman efficient probabilistic contextfree parsing algorithm that computes prefix probabilitiesBáo cáo quy trình mua hàng CT CP Công Nghệ NPVNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namNghiên cứu tổ chức pha chế, đánh giá chất lượng thuốc tiêm truyền trong điều kiện dã ngoạiNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Định tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Thơ nôm tứ tuyệt trào phúng hồ xuân hươngTranh tụng tại phiên tòa hình sự sơ thẩm theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn xét xử của các Tòa án quân sự Quân khu (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtBÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘIChiến lược marketing tại ngân hàng Agribank chi nhánh Sài Gòn từ 2013-2015Đổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namMÔN TRUYỀN THÔNG MARKETING TÍCH HỢPQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ