viewing+aggregated+performance+statistics+based+on+query+or+plan+patterns

Báo cáo khoa học: "User Requirements Analysis for Meeting Information Retrieval Based on Query Elicitation" pdf

Báo cáo khoa học: "User Requirements Analysis for Meeting Information Retrieval Based on Query Elicitation" pdf

... meeting records (e.g., information about the corporation or the projects related to the meeting) Example: Did somebody talk about me or about my work? Results of annotation reported on the two query ... technical information", these memories must also store relevant information about decision-making processes In a business context, the information derived from meetings is useful for future business ... evaluation presented in their paper, one can indirectly infer how salient the argumentative information is perceived by users: the icons that the authors intended for emotions, i.e., for a emotion-based...

Ngày tải lên: 23/03/2014, 18:20

8 378 0
On some multivariate descriptive statistics based on multivariate signs and ranks

On some multivariate descriptive statistics based on multivariate signs and ranks

... co-ordinatewise quantile contours, the contours are rectangles and the contour corresponding to r = 0.1 is inside of the contour corresponding to r = 0.2 So similarly, all the contours corresponding ... the transformation retransformation approach of Chakraborty et al (1998) Hence, they have found robust affine equivariant estimator of location for multivariate data and for dimension one this ... vector formed by the univariate medians corresponding to the co-ordinate variables of a multivariate data set Hence this definition is based on distance For X , X , , X n ∈ Rd the definition...

Ngày tải lên: 27/11/2015, 11:26

156 277 0
Báo cáo hóa học: " Performance Evaluation of Indoor Localization Techniques Based on RF Power Measurements from Active or Passive Devices" pptx

Báo cáo hóa học: " Performance Evaluation of Indoor Localization Techniques Based on RF Power Measurements from Active or Passive Devices" pptx

... could be not true for the interrogator CONCLUSIONS We analyzed the performance of networks used for localization in terms of the probability of localization error Solutions based on active and passive ... motion prediction and estimation based on Viterbilike algorithms or Kalman filters and so forth [6] However in all cases, the precision of the estimated position is always related to the resolution ... the localization algorithm To assess the effectiveness of the active network for localization, in the following we evaluate the limiting performance of a localization technique based on the RF map...

Ngày tải lên: 22/06/2014, 23:20

11 314 0
Financial distress prediction based on OR-CBR in the principleof k-nearest neighbors

Financial distress prediction based on OR-CBR in the principleof k-nearest neighbors

... (2005) An application of pattern recognition on scoring Chinese corporations financial conditions based on back propagation neural network Computers & Operations Research, 32(5), 1115–1129 Liao, S.-H ... mechanism of OR- CBR and other feature-weighted ones correlation measure is employed to transform memberships of target case and stored cases on each feature to grey correlation matrix Based on the ... Applications 36 (2009) 643–659 Fig Outranking relations and indifference concordance indices of ci to c0 on feature Fk Definition (Similarity between cases on the basis of concordance indices and discordance...

Ngày tải lên: 23/12/2013, 17:17

17 471 2
Báo cáo khoa học: "Query Segmentation Based on Eigenspace Similarity" pot

Báo cáo khoa học: "Query Segmentation Based on Eigenspace Similarity" pot

... k-dimensional principal eigenspace, each dimension of the space describes a semantic concept of the query When one eigenvalue is bigger, the corresponding dimension contains more query words 3.2 ... can be represented by vector αi which denotes the i-th word for similarity calculation in Section 2.5, and αi is derived from: Figure 1: Query Segmentation based on queryword-frequency matrix eigenspace ... compression -based algorithm for Chinese word segmentation Computational Linguistics Second, when compared with EM, ES also has more than 15% increase in the three reference metrics (15.1% on Prec,...

Ngày tải lên: 08/03/2014, 01:20

4 303 0
Báo cáo khoa học: "A Generative Blog Post Retrieval Model that Uses Query Expansion based on External Collections" potx

Báo cáo khoa học: "A Generative Blog Post Retrieval Model that Uses Query Expansion based on External Collections" potx

... Query expansion using external collection is effective for retrieval in a user generated content setting Furthermore, conditioning the collection on the query is beneficial for retrieval performance, ... asks for information on the annual world economic forum meeting in Davos in January, something typically related to news, and topic 949 (ford bell, +304% AP), which seeks information on Ford Bell, ... (2003) Probabilistic relevance models based on document and query generation In Language Modeling for Information Retrieval, Kluwer International Series on Information Retrieval Springer Lavrenko,...

Ngày tải lên: 30/03/2014, 23:20

9 314 0
Báo cáo hóa học: " Highly sensitive hydrogen sensor based on graphite-InP or graphite-GaN Schottky barrier with electrophoretically deposited Pd nanoparticles Karel Zdansky" pdf

Báo cáo hóa học: " Highly sensitive hydrogen sensor based on graphite-InP or graphite-GaN Schottky barrier with electrophoretically deposited Pd nanoparticles Karel Zdansky" pdf

... nanoparticles for dissociation of H2 molecules on metal-semiconductor interface Ionized hydrogen atoms (protons), can form electric interface double layer with free electrons in the semiconductor, changing ... solutions of palladium chloride (PdCl2) and reducing agent hydrazine [7] Shapes of Pd NPs in the colloid solution were monitored by a transmission electron microscope and /or by a scanning electron ... teflon needlepoint The contacts were Page of 10 photographed on an optical microscope with Nomarski contrast and the photos were converted to the digital form for estimating contact areas For...

Ngày tải lên: 21/06/2014, 01:20

10 340 1
Báo cáo hóa học: " Research Article A Multiuser MIMO Transmit Beamformer Based on the Statistics of the Signal-to-Leakage Ratio" doc

Báo cáo hóa học: " Research Article A Multiuser MIMO Transmit Beamformer Based on the Statistics of the Signal-to-Leakage Ratio" doc

... probability as a function of γ0 for the user i = (exponential correlation model) 10−1 5.1 Exponential Correlation Model In this example, the amplitudes of the spatial correlations among the elements ... probability of SLR for the ith user (for conciseness, the results are shown for i = 1) obtained via theory (23) and Monte-Carlo simulations are also shown for different parameters and correlation models ... optimization problem and provides analytical closed-form solutions (see [7, Sections I-III] for more information), though they are not optimal relative to the SINR criterion [1–3] Moreover, the...

Ngày tải lên: 21/06/2014, 22:20

10 317 0
Báo cáo hóa học: " Research Article An Algorithm for Detection of DVB-T Signals Based on Their Second-Order Statistics" doc

Báo cáo hóa học: " Research Article An Algorithm for Detection of DVB-T Signals Based on Their Second-Order Statistics" doc

... decomposition has already been proposed in several contributions [14]; proposes to only exploit the term R(0) (N) to perform the detection In [13], the proy posed cost function is based on one term ... parameter on the mean and on the variance of J y (Nb ) under both assumptions NUMERICAL EVALUATION OF THE PERFORMANCES OF THE PROPOSED ALGORITHMS We now give some numerical estimation of the performances ... tests for presence of cyclostationarity,” IEEE Transactions on Signal Processing, vol 42, no 9, pp 2355–2369, 1994 ¨ [13] M Oner and F Jondral, On the extraction of the channel allocation information...

Ngày tải lên: 22/06/2014, 06:20

9 254 0
Báo cáo hóa học: " Segmentation of DNA into Coding and Noncoding Regions Based on Recursive Entropic Segmentation and Stop-Codon Statistics" ppt

Báo cáo hóa học: " Segmentation of DNA into Coding and Noncoding Regions Based on Recursive Entropic Segmentation and Stop-Codon Statistics" ppt

... criterion for finding the borders between coding and noncoding regions in prokaryotes We use recursive segmentation along with a stopping criterion based on Bayesian information criterion (BIC) ... nucleotides) is different for the coding regions than the noncoding ones provides a strong signal for detection [9, 10] Many algorithms have been developed for gene recognition based on three-base periodicity ... not anymore possible to detect with a reasonable accuracy the border between the two regions, because the coding region “leaks,” for a small portion, into the noncoding region The region where...

Ngày tải lên: 23/06/2014, 01:20

11 335 0
Báo cáo y học: "A novel informatics concept for high-throughput shotgun lipidomics based on the molecular fragmentation query language" ppt

Báo cáo y học: "A novel informatics concept for high-throughput shotgun lipidomics based on the molecular fragmentation query language" ppt

... indebted to Dr Ejsing for the Figure concept and Dr Palmblad for helpful discussions on the algorithm for calculating the isotopic distribution Work in the AS laboratory was supported by TRR 83 grant ... sum compositions or by sum composition constraints (scconstraints; Figure 5) A typical MFQL query consists of four sections: DEFINE: defines sum compositions, sc-constraints, masses or groups of ... projectdependent: they might rely upon several normalization factors (for example, total phosphate content, total protein content, relative normalization to another lipid class, to mention only a few) and employ...

Ngày tải lên: 09/08/2014, 22:23

25 514 0
Designing Landscapes for Performance Based on Emerging Principles in Landscape Ecology

Designing Landscapes for Performance Based on Emerging Principles in Landscape Ecology

... food production in urban environments, or opportunities for education in agricultural environments Landscape multifunctionality The concept of landscape multifunctionality is highly informative in ... functions and incorporate unconventional functions into public spaces Conventional cultural services such as recreation, human health, aesthetic quality, and education can be enhanced by supporting ... native plant communities, or historical collections, can provide a wide range of educational and research opportunities Unconventional ecological and production functions should also be considered...

Ngày tải lên: 02/06/2015, 21:24

24 312 0
Some new nonparametric distribution free control charts based on rank statistics

Some new nonparametric distribution free control charts based on rank statistics

... the control chart for individual observations was constructed based on empirical distribution of a reference sample Chakraborti et al (2009) proposed another nonparametric control chart based on ... Nonparametric control charts for monitoring process mean: In this chapter, we propose CUSUM and EWMA schemes based on Wilcoxon rank-sum test for monitoring process mean shift The issue of correlation ... process follows normal (or multi-normal, for multivariate control charts) distribution The performance of parametric control charts could be seriously affected if the normal assumption is violated,...

Ngày tải lên: 10/09/2015, 15:51

199 471 0
Six sigma in service organizations  a conceptual framework based on aspects of implementation and performance

Six sigma in service organizations a conceptual framework based on aspects of implementation and performance

... successful organizations The second aspect is related to development of a conceptual framework on Six Sigma implementation in service organizations using grounded theory methodology The focus here is on ... Chapter is about the discussion and framework consolidation The discussion is based on CSFs, CTQs, KPIs, and STTs The framework developed in chapter is consolidated here based on the findings from surveys ... literature review, comparative analysis, or theoretical with application The articles based on case study are focused on an example drawn from one or more organizations Comparative analysis refers to...

Ngày tải lên: 11/09/2015, 09:11

343 315 0
Array processing based on time frequency analysis and higher order statistics

Array processing based on time frequency analysis and higher order statistics

... density functions or cumulative distribution functions (pdf or cdf) Consequently, higher-order statistics (HOS), can reveal other information about them than just second-order statistics (SOS) ... estimation algorithms for random signals in the presence of unknown Gaussian noise are proposed The first one is a fourth-order -statistics (FOS) -based vii algorithm The second one is a mixed-order -statistics- based ... Introduction and review of the existing algorithms are discussed A fourth-order -statistics (FOS) -based algorithm is devised and it is extended to mixed-order -statistics- based algorithm Simulation results...

Ngày tải lên: 11/09/2015, 14:29

230 372 0
A graphical XML query language based on ORA SS

A graphical XML query language based on ORA SS

... XQuery [75] XQuery is a powerful functional language with nested expressions but it is difficult to use especially for common users XQuery concerns both query conditions and result constructions ... relational/object algebra in query optimization However, these works based on relational/object techniques often focus on how to match and obtain a query result but ignore how to construct or re-construct ... as a tree according to the DTD It supports the visual construction of complex query types such as aggregation, negation and quantification All query logics and conditions are posed on the tree...

Ngày tải lên: 11/09/2015, 21:49

208 241 0
A study of simulation performance based on event orderings

A study of simulation performance based on event orderings

... simulation in order to predict concurrency speedup bounds for conservative parallel simulation [29] The model is based on real commercial VLSI simulations Noble et al explore the performance ... of M ord is dependent on the implementation of FEL M sync accounts for the additional memory used for synchronization For sequential implementation, M sync = In optimistic protocol, memory is ... the performance of parallel simulation based on event orderings The Ethernet network simulator was implemented using SPaDES/Java simulation library CSIM simulation library was used for validation...

Ngày tải lên: 26/09/2015, 10:13

121 286 0
Báo cáo y học: "Gain of a 500-fold sensitivity on an intravital MR Contrast Agent based on an endohedral Gadolinium-Cluster-Fullerene-Conjugate: A new chance in cancer diagnostics"

Báo cáo y học: "Gain of a 500-fold sensitivity on an intravital MR Contrast Agent based on an endohedral Gadolinium-Cluster-Fullerene-Conjugate: A new chance in cancer diagnostics"

... derivative was converted with thionyl chloride under standard conditions to the corresponding acidic chloride To a suspension of this acid chloride (2 mmol) in 20 ml CH2Cl2, a solution of 3-amino ... like t the non-planar π π-electron system of sp2-hy ybrid orbitals of s the carbon ca age In that ca π-electron would follo ase, ns ow an outward-directed elect tron shift alon the p-orbi ng ital ... residue was chromatographed on silicagel by elution with chloroform/ethanol (9 : 1) and further purified by recrystallization from acetone The yield was 50–70% depending on the quality of the carboxylic...

Ngày tải lên: 26/10/2012, 09:07

11 655 0
Metaphor, based on the association of similarity, is one of the two basic types of semantic transference that have been an interest for many linguistic researchers

Metaphor, based on the association of similarity, is one of the two basic types of semantic transference that have been an interest for many linguistic researchers

... conventional emotion metaphor ( See next page) An investigation into the role of metaphor in description of emotion in poetic discourse 34 Metaphor foremotions +HAPPY-AS-UP+ metaphor Metaphor ... in Moral Theory London: Allen & Unwin Broad, C D 1971[1954] “Emotion and Sentiment.” In Critical Essays in Moral Theory London: Allen & Unwin Damasio, Antonio 1994 Descartes' Error: Emotion, ... basic, non-metaphorical expressions, and metaphorical ones, i.e inter- personal metaphors Let us look at each area in turn An investigation into the role of metaphor in description of emotion in...

Ngày tải lên: 07/11/2012, 14:44

53 1K 3
Consolidation Chareteristics based on a direct analytical solution of the Terzaghi Theory

Consolidation Chareteristics based on a direct analytical solution of the Terzaghi Theory

... 2004, Karak - Jordan, 1-13 of 556 the Deformation Rate- Deformation (DRD) Method of the 1995 Discussion on ‘Limitations of Conventional Analysis of Consolidation Settlement’ ASCE Journal of Geotechnical ... Prakash, K 1995 Discussion on Point Method Geotechnique, 47 (1): 199-200 ‘Limitations of Conventional Analysis of Consolidation Robinson, R.G 1999 Consolidation Analysis with Pore Settlement’, ASCE, ... that Fig includes only the data points for which the coefficient of consolidation c v was observed to be constant with consolidation pressure σ ' vc conforming to the Terzaghi theory Figures (a)...

Ngày tải lên: 21/03/2013, 14:09

9 402 0
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