a novel noise model for compact receiving antenna arrays
Towards efficient proofs of storage and verifiable outsourced database in cloud computing
Ngày tải lên :
09/09/2015, 18:58
... by Juels and Kaliski [JK07] and revisited by Shacham and Waters [SW0 8a] , in a standard way The POR security game between a probabilistic polynomial time (PPT) adversary A and a PPT challenger ... security formulation and the real world application of a POR scheme We remark that the security games GameE , especially A the Retrieve phase, are only for security formulation, and applications of a ... authentication tag is as large as a data block, and the storage overhead due to the authentication tags is equal to the file size (after error erasure encoding) In applications where large data redundancy...
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Báo cáo hóa học: " An efficient and secure anonymous authentication scheme for mobile satellite communication systems" doc
Ngày tải lên :
21/06/2014, 00:20
... oracles (a client and a server) in the absence of an active adversary, the oracles accept the same key Indistinguishability: For all probabilistic, polynomialtime adversaries AD, AdvAD (k)is ... Impersonation attacks: An attacker may impersonate a legal user by forging an authentication request {T ID , mac U = MAC key (U ID , sk)} As NCC should check the validity of the MAC message by ... (LEO) satellite communication systems for establishing personal communication systems due to their large broadcasting range and communication area, small attenuation of the signals, and a shorter...
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An efficient genetic algorithm for the p median
Ngày tải lên :
08/08/2013, 08:38
... performance of the algorithm on the Alberta, Galvão, and Koerkel problems Problem No n p Optimal Alberta Alberta Alberta Alberta Alberta Alberta Alberta Alberta Alberta Alberta Alberta Galvão Galvão ... 1995)) Galvão and Raggi (1989) complemented this approach with a primal–dual algorithm Similarly, Koerkel (1989) combined a primal–dual algorithm with branch-andbound In contrast, Avella and Sassano ... 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 example, (Daskin,...
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Tài liệu Báo cáo khoa học: "An Efficient Parallel Substrate for Typed Feature Structures on Shared Memory Parallel Machines" docx
Ngày tải lên :
20/02/2014, 18:20
... had asked to the job Note that the name-concatenator-sub can ask any of the existing CSAs All CSAs can basically perform concatenation in parallel and independent way Then, the name-concatenator ... Parallel Natural Language Processing, chapter Parallel Approaches to Context-Free Language Parsing, pages 135167 Ablex Publishing Corporation Takashi Ninomiya, Kentaro Torisawa, Kenjiro Taura, ... designed for our Japanese grammar and the algorithm is a parallel version of the CKY algorithm (Kasami, 1965) The other is a parser for an ALE-style Grammar (Carpenter and Penn, 1994) The algorithms...
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Tài liệu Báo cáo khoa học: "AN INTEGRATED HEURISTIC SCHEME FOR PARTIAL PARSE EVALUATION" docx
Ngày tải lên :
20/02/2014, 21:20
... are adjustable, and can be optimized for a particular domain a n d / o r grammar The parser then selects the parse ranked best (i.e the parse of lowest overall score) The Parse Evaluation Features ... used as an evaluation feature, so as to prefer an analysis with fewer substituted words The grammars we have been working with allow a single input sentence to be analyzed as several grammatical ... parse actions induce statistical scores on alternative parse trees, which are used for disambiguation However, additionally, we use the statistical score of the disambiguated parse as an additional...
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Tài liệu Báo cáo khoa học: "An Efficient Generation Algorithm for Lexicalist MT" ppt
Ngày tải lên :
20/02/2014, 22:20
... Jaime Carbonell, Masaru Tomita, and Kenneth Goodman 1992 Machine Translation: A Knowledge-Based Approach Morgan Kaaufmann, San Mateo, CA Fred Popowich 1994 Improving the Efficiency of a Generation ... entirely unmotivated features will only become clear as translation coverage is extended and new language pairs are added has a corresponding Japanese equivalent (6): (6) ((hon wa) (akai desu)) ((book ... Durand, S Krauwer, and B Maegaard, editors, The Eurotra Formal Specifications Studies in Machine Translation and Natural Language Processing 2, pages 15-124 Office for Official Publications of...
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Bond Markets in Serbia: regulatory challenges for an efficient market potx
Ngày tải lên :
15/03/2014, 09:20
... banks lost their business licenses and were subsequently closed Those are: Slavija banka, Privredna banka Novi Sad, Valjevska banka, JIK banka, Pozarevacka banka, Sabacka banka, Beogradska banka, ... Finance, that mature in 91 days Public bidding information is available to all stakeholders, containing all relevant information for the issuance (date of the auction, due date) The primary sale ... structural breaks and instability Hence we form the expectations based on the average monthly inflation over the last year The last available year is also used for the forecasts of inflation rates...
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Flash: An Efficient and Portable Web Server pot
Ngày tải lên :
16/03/2014, 19:20
... environment fails to evaluate an important aspect of real Web workloads, namely that fact that clients contact the server through a wide-area network The limited bandwidth and packet losses of a WAN increase ... the Flash variants compare favorably to Zeus, affirming the absolute performance of the Flash-based implementation The Apache server achieves significantly lower performance on both operating systems ... used in Flash The Owlnet trace has a smaller dataset size than the CS trace, and it therefore achieves better cache locality in the server As a result, Flash-SPED’s relative performance is much...
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Báo cáo khoa học: "CONSTRAINT PROJECTION: AN EFFICIENT TREATMENT DISJUNCTIVE FEATURE DESCRIPTIONS " ppt
Ngày tải lên :
17/03/2014, 08:20
... of parsing based on CU is caused by keeping information about daughter nodes Such information can be abandoned if it is assumed that we want only information about mother nodes That is, transformation ... constraints and the latter goal-irrelevant constraints Only goalrelevant constraints are transformed into normal constraints As for goal-irrelevant constraints, only their satisfiability is examined, ... 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...
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Báo cáo khoa học: "The Treegram Index An Efficient Technique for Retrieval in Linguistic Treebanks" docx
Ngày tải lên :
17/03/2014, 23:20
... not appear in the treegram index as it is Therefore, VENONA expands all query treegram structures at runtime; for a given query treegram g, this expansion yields all database treegrams with a structure ... degree and height, V E N O N A chooses a treegram index among those available for the tree database (2) VENONA collects q's treegrams and represents them by sets of treegram parts For a given ... be transformed automatically to a d-ary tree (3) For describing a single treegram g, VENONA takes each of g's hashed labels and combines it with the position of its corresponding node in a complete...
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Báo cáo khoa học: "An Efficient Statistical Speech Act Type Tagging System for Speech Translation Systems" potx
Ngày tải lên :
31/03/2014, 04:20
... Nakamura, Y Sagisaka, N Higuchi, and Y Yamazaki 1994 A speech and language database for speech translation research In ICSLP '94, pages 1791-1794 M Nagata and T Morimoto 1994 An informationtheoretic ... instead of a character sequence and the assignment of an SA tag instead of a pos tag The main difference is that a word dictionary is available with a morphological analyzer Thanks to its dictionary, ... for a dialogue Figure 1: Probability calculation by Nagata (1994) This algorithm was originally developed for a statistical Japanese morphological analyzer whose tasks are to determine boundaries...
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Báo cáo khoa học: "GENERALIZED CHART ALGORITHM: AN EFFICIENT PROCEDURE FOR COST-BASED ABDUCTION ATR" ppt
Ngày tải lên :
31/03/2014, 06:20
... 106-111, 1990 [Haruno et al., 1993] Masahiko Haruno, Yasuharu Den, Yuji Matsumoto, and Makoto Nagao Bidirectional chart generation of natural language texts Proceedings of the 11th AAAI, pages 350356, ... between a verbal concept e and a nominal concept x is supported if there is an entity y such that x and y have a pragmatic relation, i.e., a metonymy relation, and e and y have a semantic relation, ... Technology and Masahiko Haruno of NTT Communication Science Laboratories for their helpful discussions References [Charniak and Husain, 1991] Eugene Charniak and Saadia Husain A new admissible...
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Báo cáo khoa học: "AN EFFICIENT PARSING ALGORITHM FOR TREE ADJOINING GRAMMARS" potx
Ngày tải lên :
31/03/2014, 18:20
... 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 ... can take 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 ... obligatory because the normal form transformation produces a TAGC Anyway, this additional computation doesn't change the upper time bound, because constraints are local and their satisfaction has...
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Báo cáo khoa học: "An Efficient Implementation of a New POP Model" doc
Ngày tải lên :
31/03/2014, 20:20
... 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 ... training data Then we slightly modify the PCFG-reduction in 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 ... 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...
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Báo cáo khoa học: "An Efficient Method for Determining Bilingual Word Classes" doc
Ngày tải lên :
31/03/2014, 21:20
... phrases Examples of alignment templates are shown in Figure The advantage of the alignment template approach against word-based statistical translation models is that word context and local re-orderings ... a n a n a mismo $4: hacerme ll'ameme ll'amenos llama llamar llamarme llamarnos llame p'idame p'idanos pedir pedirme pedirnos - Table 2: The EUTRANS-II corpus Train: Test: Sentences Words Vocabulary ... EUTRANS-II task are much larger because the task has a very large vocabulary and is more complex The bilingual classes show better results than the monolingual classes MONO One explanation for...
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Báo cáo toán học: " An efficient implementation of iterative adaptive approach for source localization" pptx
Ngày tải lên :
20/06/2014, 20:20
... of IAA and EIAA The true source locations are indicated by circles, and the results of ten Monte-Carlo trials are plotted One can see that both of IAA and EIAA can accurately indicate the locations ... d) Angle error difference power power angle angle ; (b, e) power error difference erEIAA − erIAA ; (c, f) RTR of EIAA and IAA er − er EIAA IAA EIAA has slightly better angle and power estimation ... estimation accuracy than IAA As for the computational efficiency, the running time of EIAA is less than 15% of that of IAA for various SNR Conclusion In this article, EIAA algorithm is proposed for...
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Báo cáo hóa học: " Research Article An Action Recognition Scheme Using Fuzzy Log-Polar Histogram and Temporal Self-Similarity" pptx
Ngày tải lên :
21/06/2014, 07:20
... histograms are then normalized to achieve robustness to scale variations The normalized histograms obtained can be used as shape contextual information for classification and matching Many approaches ... constructing elaborated temporal dynamic models [24–27] Finally, there is also a fertile and broadly influential area of research that uses generative topic models for modeling and recognizing action categories ... publicly available action datasets, namely, KTH dataset [16] and Weizmann [34], were used to demonstrate and validate our proposed approach To assess the feasibility/reliability of the approach,...
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Báo cáo hóa học: " Novel Strategy to Fabricate PLA/Au Nanocomposites as an Efficient Drug Carrier for Human Leukemia Cells in Vitro" pdf
Ngày tải lên :
21/06/2014, 08:20
... IIIa Multimode AFM (Digital Instruments, Santa Barbara, CA, USA) operating in air at room temperature MTT Assay Experimental Section Reagents Daunorubicin was purchased from Nanjing Pharmacy Factory ... change Ultrapure water was added in which the final volume was 100 mL and the diameter of Au nanoparticle was about 15 nm The other reagents were analytical grade For the following studies, all ... AFM images of a Au nanoparticles, and b PLA nanofiber Li et al Nanoscale Res Lett 2011, 6:29 http://www.nanoscalereslett.com/content/6/1/29 Page of Figure Typical AFM images of nano PLA/Au polymer...
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Báo cáo hóa học: " Research Article An Implicit Iterative Scheme for an Infinite Countable Family of Asymptotically Nonexpansive Mappings in Banach Spaces" pot
Ngày tải lên :
21/06/2014, 23:20
... 2006 N Shahzad and A Udomene, “Fixed point solutions of variational inequalities for asymptotically nonexpansive mappings in Banach spaces,” Nonlinear Analysis: Theory, Methods & Applications, ... points for generalized asymptotically contractive and generalized hemicontractive mappings,” Pan-American Mathematical Journal, vol 12, no 4, pp 67–74, 2002 S S Chang, K K Tan, H W J Lee, and C ... implicit and explicit iterative schemes generated by a finite family of asymptotically nonexpansive mappings Shenghua Wang et al {Ti }N1 with the same sequence {kn } in a reflexive Banach space with a...
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Báo cáo khoa học: "An efficient micro-method of DNA isolation from mature leaves of four hardwood tree species Acer, Fraxinus, Prunus and Quercus" pdf
Ngày tải lên :
08/08/2014, 14:21
... dry leaves and buds of several Fraxinus species (Dr N Frascaria, ENGREF, Paris, France; pers comm.), seeds of Acacia mangium and Acacia crassicarpa, young and expanded leaves and chloroplast enriched ... denaturant sequencing gel (CastAway gel % polyacrylamide) run in a CastAway Sequencing System (Statagene, La Jolla, USA) Gels were run for h at 500 V, and then silver stained according to a modified ... [5’-ggaggcttccttcaacctact], μM reverse primer [5’-gatctcttgtgtgctgtattt], 1,5 unit AmpliTaq polymerase (Perkin Elmer, Foster City, CA, USA) and approximately 50 ng DNA template A initial denaturation at...
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