systematic knowledge acquisition for question analysis

Ngày tải lên: 09/03/2014, 01:20

... integral part of knowledge acquisition process by motivating the capture of new knowledge Cases are also the contexts for deciding whether the new knowledge would apply or not for ensuring the ... Organization for the matched annotations 24 Chapter OUR INCREMENTAL KNOWLEDGE ACQUISITION METHOD FOR NER To create a system acquiring knowledge incrementally, we use RDR to structure rules in the knowledge ... the effort of creating a new knowledge base Experiments show that knowledge is acquired continuously without breaking the consistency of the existing knowledge base Meanwhile, the current knowledge...

Ngày tải lên: 14/06/2014, 09:27

... the question- structure and question- class, the best semantic answer will be returned Chapter Systematic Knowledge Acquisition for Question Analysis Unlike existing approaches for question analysis ... and its question- structure is the query-tuple’s question- structure More complex questions such as composite questions are constructed by several sub-questions, Chapter Systematic Knowledge Acquisition ... correctly analyzed questions of two our ap- 5.2 Question Analysis for English 39 proaches, where the second performs slightly better than the first in questions by using knowledge base for resolving...

Ngày tải lên: 25/03/2015, 10:25

... Evaluation 37 Question Analysis for Vietnamese 37 5.1 5.2 Question Analysis for English 39 Conclusion 41 A Definitions of question- class types 43 B 45 Definitions of question- structures ... Knowledge Acquisition for Question Analysis 4.1 Recall Intermediate Representation of an input question 4.2 4.3 30 30 Rule language 32 Knowledge Acquisition Process ... metrics for name-matching tasks In Proceedings of IJCAI-03 Workshop on Information Integration, pages 73-78, 2003 P Compton and R Jansen A philosophical basis for knowledge acquisition Knowledge...

Ngày tải lên: 18/12/2017, 02:26

... document for almost half of the questions Note that for most systems, the retrieval performance should be superior since queries are usually more refined and additional query expansion is performed ... system TREC J Lin and B Katz 2003 Question answering from the web using knowledge annotation and knowledge mining techniques CIKM J Lin 2002 The web as a resource for question answering: Perspectives ... answer in PRF expansion terms - applied to 2183 questions for witch answer keys exist 50, and 100 documents retrieved via the Google API for each question, and extracted the most frequent fifty...

Ngày tải lên: 31/03/2014, 03:20

... meaning to the original questions We use 1704 original questions as the input questions for testing our system performance, if the returned question is one of paraphrased questions, we evaluate ... synonyms in the question Figure shows an example for the question analysis module with the question: “Làm để tạo vùng nhớ ảo thay RAM” (How to create virtual memory to replace RAM) Question Classification ... Classification 3.1 Question Types We classify questions into three types: Fact, Explanation and Solution according to the main purpose of the questioner Question Analysis for a VnCQAs 643 Fig...

Ngày tải lên: 16/12/2017, 15:57

Ngày tải lên: 09/12/2013, 18:15

... infrared gas analysis Measurements were performed during the first h 508 of the light phase, representing the time period of photosynthetic activity until plants were harvested for analysis of ... electrode For starch extraction, pellets for ethanol extraction were solubilized by heating them to 95 °C in 0.5 m NaOH for 30 After acidification with m CH3COOH, the suspension was digested for h ... are necessary for the performance of model simulations using the sbsimulate function 10 Statistics ANOVAs and t-tests were performed with matlab (Version 7.6.0.324, R2008a) 11 Acknowledgements...

Ngày tải lên: 14/02/2014, 22:20

... compensation for holding these instruments in the form of interest rate remuneration and monetary services The monetary services compensate the depositors for the interest they forego by holding ... banks has considerable implications for the macroeconomy The examination of money and credit developments for the purposes of monetary analysis provides information on the functioning of banks’ ... (see Box entitled “Multiplier analysis of the effect of monetary policy on money supply”) The supply of money – bank behaviour and the implications for monetary analysis See Brunner, K and Meltzer,...

Ngày tải lên: 16/02/2014, 11:20

... et al., 1996) is a probabilistic model for information retrieval and is one of the most popular and effective algorithms used in information retrieval For ease of reference, we incorporate the ... Lin and Yulan He 2009 Joint sentiment/topic model for sentiment analysis In CIKM ’09: Proceeding of the 18th ACM conference on Information and knowledge management, pages 375– 384, New York, NY, ... comparison of event models for naive bayes text classification 1394 G Mishne 2005 Experiments with mood classification in blog posts In 1st Workshop on Stylistic Analysis Of Text For Information Access Fabrizio...

Ngày tải lên: 20/02/2014, 04:20

... latent semantic analysis Journal of the American Society for Information Science, 41:391–407, September R E Fan, K W Chang, C J Hsieh, X R Wang, and C J Lin 2008 LIBLINEAR: A library for large linear ... of the 18th ACM Conference on Information and Knowledge Management, pages 375–384 J Martineau and T Finin 2009 Delta tfidf: an improved feature space for sentiment analysis In Proceedings of the ... graphical models for statistical language modelling In Proceedings of the ICML, pages 641–648 G Paltoglou and M Thelwall 2010 A study of information retrieval weighting schemes for sentiment analysis...

Ngày tải lên: 20/02/2014, 04:20

... resolved questions under the top-level category at Yahoo! Answers, namely “Computers & Internet” The resulting question repository that we use for question retrieval contains 518,492 questions ... outperforms the two baseline methods for question retrieval (row 13 and row 14 vs row 15) Conclusions and Future Work In this paper, we propose a novel phrase-based translation model for question ... remedies … document [for, good, cold, home remedies] segmentation [for1 , best2, stuffy nose3, home remedy4] translation (1 3 4 2) permutation best home remedy for stuffy nose queried question Figure...

Ngày tải lên: 20/02/2014, 04:20

... label, Text, a condensed “proof” (with knowledge categories for the background knowledge) and Hypothesis knowledge rather than linguistic knowledge required for RTE First, we manually selected a ... any knowledge that is helpful for determining who or what is responsible for an action or event #158: A nation’s military is responsible for that nation’s bombings 18 Synecdoche: Synecdoche is knowledge ... once for each category C, by treating all annotations for categories C = C as the same Categories of Knowledge By manual inspection, we arrived at the following 20 prominent categories of world knowledge...

Ngày tải lên: 20/02/2014, 05:20

... 90% accuracy For instance, for question ”How many states are there in US?”, the question- type would be ’NUMBER’ as course category, and ’Count’ for the finer category, represented ... Affirmative Form: To derive linguistic information from pair of texts (statements), we parse the question and turn into affirmative form by replacing the wh-word with a placeholder and associating the question ... features to match components of questions like ”Who purchased Merrill Lynch?” Sentence Structure Analysis: In our question analysis, we observed that 98% of affirmed questions did not contain any...

Ngày tải lên: 20/02/2014, 07:20

... additional information to BOW when used for question representation This can be explained by considering that answer classification (restricted to description questions) does not require question ... above approaches are often inadequate to perform fine-level textual analysis An improvement on BOW is given by the use of syntactic parse trees, e.g for question classification (Zhang and Lee, 2003), ... new representations introduced earlier for QA tasks In particular, we focus on question classification and answer re-ranking for Web-based QA systems In the question classification task, we extend...

Ngày tải lên: 20/02/2014, 12:20

... BAR STANDBY ', CABLE PRIMARY ', LINK UINE LEVEL ', STRUCTURE TRANFORMER TRANSFORMATION UNDERGROUND CABLE PART INTERPRETATIONBYTI~ KNOWLEDGEENGINEER STRUCTUI~S und~g~Lmd ~ ~ Figure 1: a cluster ... current NP in head position For example, the candidate terms (NATIONAL NETWORK, REGIONAL NETWORK, DISPATCHING NETWORK) give the context (NATIONAL, REGIONAL, DISPATCHING )for the noun NETWORK If we ... candidate terms extraction in LEXTER is based on a morphosyntactical analysis, our definition allows us to group collocation information disseminated in the corpus under different inflections (the...

Ngày tải lên: 22/02/2014, 03:20

... Agilent shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance or use of this material Information, descriptions ... temperature of -5oC, and a narrow ID torch to maintain plasma stability Performance The ICP-MS sample introduction setup for the analysis of volatile organic solvents such as isopropyl alcohol (IPA) ... addition, which is optimized for each different sample type With this setup, the analysis of organics is stable and reproducible Figure shows a 4-hour stability plot for a series of trace elements...

Ngày tải lên: 05/03/2014, 21:20

... small businesses  Uniform SBIR Portal for Information and Solicitations For the Small Business Innovation Research program, there is no one form or database for applying for the program and submitting ... Application for 7(a) Loans Analyze Automated Credit Decision Model for 7(a) Loan Program Analyze Uniform SBIR Portal For Information and Solicitations Analyze Single Uniform Certification for SBA ... expect that information gathered will also inform the regulatory process review generally Information on the SBJA Tour can be found at www.sba.gov/jobsacttour IV Current Agency Efforts Already...

Ngày tải lên: 07/03/2014, 02:20

... be seen to perform moderately complementary, where EEG scores best for arousal, peripheral for valence and MCA for liking Of the different rating scales, valence classification performed best, ... training sets First, the features for the given modality are extracted for each trial (video) Then, for each participant, the F1 measure was used to evaluate the performance of emotion classification ... consent form and filled out a questionnaire Next, they were given a set of instructions to read informing them of the experiment protocol and the meaning of the different scales used for self-assessment...

Ngày tải lên: 07/03/2014, 14:20

... successes were 22 for the mean, 25 for the median and 19 for the third quartile.4 For all three measures a binomial test found the success rate to be statistically significant at the 5% level For example, ... linguistics In order to measure the impact of the frame clusters for the SP acquisition, we plan to run the system for SP acquisition without performing the clustering step, thus defining all constructions ... between the synsets for the verb in h and the synsets for the verb in F over the number of synsets for the verb in F We introduced the syntactic and synset scores in order to account for a frequent...

Ngày tải lên: 07/03/2014, 22:20