a latent dirichlet allocation method

... pseudo- disambiguation task. Additionally, because LDA-SP is based on a for- mal probabilistic model, it has the advantage that it can naturally be applied in many scenarios. For example, we can obtain ... generative probabilistic models, which model each relation/argument combination as being gen- erated by a latent class variable. These classes are automatically learned from the data. This re- tains ... Branavan, Regina Barzilay, and David R. Karger. 2009. Global models of document structure using latent permutations. In NAACL. Stephen Clark and David Weir. 2002. Class-based probability estimation...

Ngày tải lên: 07/03/2014, 22:20

Ngày tải lên: 23/03/2014, 16:20

... efficient for the evaluation of bank failure as early as four y ears before it occurs. The authors also compare UTAD IS with other traditional multivariate data analysis techniques and find that UTADIS performs ... than a methodology th at estimates a dummy variable to capture 15 Bank of Finland Research Discussion Papers 35 • 2009 Yuliya Demyanyk* – Iftekhar Hasan** Financial crises and bank ... financial forecasts: A case of Taiwan comm ercial banks. Journal o f B anking and Finance, 28, 2353—2368. Karels, G V — P r akash, A J (1987) Multiva riate norm a lity and forecasting of business bankruptcy....

Ngày tải lên: 16/02/2014, 06:20

... documents). We also evaluated on an out-of-domain (OOD) dataset, the MUC7 formal run (59K words). MUC7 has a different annotation standard than the CoNLL03 data. It has several NE types that don’t appear ... simpler and more general than that of Ando and Zhang (2005) and Suzuki and Isozaki (2008). Their methods dictate a particular choice of model and training regime and could not, for instance, be ... train- ing of probabilistic neural nets by importance sampling. AISTATS. Blei, D. M., Ng, A. Y., & Jordan, M. I. (2003). Latent dirichlet allocation. Journal of Machine Learning Research, 3, 993–1022. Brown,...

Ngày tải lên: 20/02/2014, 04:20

... Essay Assessor (IEA) (Landauer et al., 2003) uses Latent Semantic Analysis (LSA) (Lan- dauer and Foltz, 1998) to compute the semantic sim- ilarity between texts, at a specific grade point, and a ... extract an error-rate in a way that doesn’t require manually tagged data. However, we also use an error-rate calculated from the CLC error tags to ob- tain an upper bound for the performance of an ... problem is viable, but the feature types are all fairly shallow, and the approach doesn’t make effi- cient use of the training data as a separate classifier is trained for each grade point. Recently,...

Ngày tải lên: 20/02/2014, 04:20

... file of material data handling sheets should also be made available to all personnel involved in the chemical analysis. Additional references to laboratory safety are available and have been ... initial demonstration of laboratory capability and an ongoing analysis of spiked samples to evaluate and document data quality. The laboratory must maintain records to APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ... “OSHA Safety and Health Standards, General Industry,” (29 CFR Part 1910), Occupational Safety and Health Administration, OSHA 2206 (Revised, January 1976). 6. “Safety in Academic Chemistry Laboratories,”...

Ngày tải lên: 05/03/2014, 21:20

... the analytical system and glassware are under control. Each time a set of samples is extracted or reagents are changed a reagent water blank must be processed as a safeguard against laboratory ... recovery, that parameter has failed the acceptance criteria. A check standard containing each parameter that failed the criteria must be analyzed as described in Section 8.4. 8.4 If any parameter fails ... µL, analyze each calibration standard according to Section 11 and tabulate peak height or area responses against concentration for each compound and internal standard. Calculate response factors...

Ngày tải lên: 05/03/2014, 21:20

Ngày tải lên: 09/03/2014, 01:20

... processed as a safeguard against laboratory contamination. 8.1.4 The laboratory must, on an ongoing basis, spike and analyze a minimum of 10% of all samples to monitor and evaluate laboratory data quality. ... file of material data handling sheets should also be made available to all personnel involved in the chemical analysis. Additional references to laboratory safety are available and have been ... recovery, that parameter has failed the acceptance criteria. A check standard containing each parameter that failed the criteria must be analyzed as described in Section 8.4. 8.4 If any parameter fails...

Ngày tải lên: 14/03/2014, 20:20

... the analytical system and glassware are under control. Each time a set of samples is extracted or reagents are changed, a reagent water blank must be processed as a safeguard against laboratory contamination. 8.1.4 ... file of material data handling sheets should also be made available to all personnel involved in the chemical analysis. Additional references to laboratory safety are available and have been ... The bath should be used in a hood. 5.5 Balance—Analytical, capable of accurately weighing 0.0001 g. 5.6 Gas chromatograph—An analytical system complete with temperature programmable gas chromatograph...

Ngày tải lên: 14/03/2014, 20:20

... of this method in the earlier stage can be found in the literature (Tanaka and Asia, 198 4a, 1984b; Jajuga, 1986; Tanaka, 1987; Tanaka and Watada, 1988; Tanaka et al. 1989; Chen, 1988; Diamond, ... 363±375. Tanaka, H. and Watada, J. (1988). Possibilistic linear system and their application to the linear regression model. Fuzzy Sets and Systems 27, 275±289. Tanaka, H., Hayashi, I., and Watada, ... of water resources and for control of wastewater streams has motivated various water reuse, treatment, and Table 9. The comparative study based on all domestic wastewater treatment plants Plant no. Design capacity (1000...

Ngày tải lên: 15/03/2014, 23:17

... value of k, and the necessary length of the hashed array, to achieve any desired bound on the error rate. In general, the hashed array can be much smaller than the original unhashed ar- ray (Bloom, ... filter language models: Tera-scale LMs on the cheap. In Proceedings of the 2007 Joint Con- ference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning ... shared among all types; adding enough unshared new bits to maximal elements to satisfy cardinal- ity constraints; adding one new bit to each non- maximal meet irreducible type; and propagating all...

Ngày tải lên: 17/03/2014, 00:20

... common approach is to build image pyramids by repeated blurring and downsampling (Lucas and Kanade 1981; Glazer et al. 1983;Burtetal.1983; Enkelman 1986; Anandan 1989; Black and Anandan 1996; Battiti ... equations are linear in du and dv and solved using a sparse linear solver. The estimates of u and v are then updated appropriately and the next iteration applied. One disadvantage of variational algorithms ... R1.0, and R2.0), and the accuracy measures (A5 0, A7 5, and A9 5). The first thing to note is that again these measures are all highly correlated with the average over all the statistics in column (a) ...

Ngày tải lên: 17/03/2014, 00:20

... M.Walker, D.J.Litman, C .A. Kamm, and A. Abella. 1997. PARADISE: A framework for evaluating spoken dialogue agents. Tech- nical Report TR 97.26.1, AT and T Technical Reports. D.Gates, A. Lavie, ... utterance translation quality, the disadvantage to the current approach is that our optimality measure is binary, and does not give any infor- mation about how well-phrased the translated ... that we can separate in-domain goals from cross-domain goals; cross-domain goals of- ten serve a meta-level purpose in the dialogue. We can thus evaluate performance over all goals while maintaining...

Ngày tải lên: 17/03/2014, 07:20

... research paradigms: 1) Analytical Approach, 2) Systems Approach, and 3) Actors Approach. The appearance of a problem followed by the required data of the research are based on the selected approach(es). ... items and the evaluation of areas are separate, it is possible for e.g. company management to define importance for areas and for e.g. expert panels to evaluate specific areas. This approach also ... of an investment evaluation method are more useful for company management as part of a defined process than as occasional actions. Conceptual phase Pre-feasibility phase Feasibility phase...

Ngày tải lên: 18/03/2014, 02:20

... extracted or reagents are changed, a reagent water blank must be processed as a safeguard against laboratory contamination. 8.1.4 The laboratory must, on an ongoing basis, spike and analyze a minimum ... µL, analyze each calibration standard according to Section 12 and tabulate peak height or area responses against concentration for each compound and internal standard. Calculate response factors ... processing any samples, the analyst must analyze a reagent water blank to demonstrate that interferences from the analytical system and glassware are under control. Each time a set of samples is extracted...

Ngày tải lên: 22/03/2014, 14:20

Ngày tải lên: 23/03/2014, 19:20

Ngày tải lên: 28/03/2014, 20:20

Ngày tải lên: 30/03/2014, 21:20

Ngày tải lên: 03/04/2014, 12:45