3  extracting information from unstructured text using regular expressions

... using biometric information has been studied for a long time, however, extracting authentication information from biometric information is relatively a new chapter Existing Methods to Handle Noisy ... Nevertheless, such partial information is sufficient for us to distinguishing the minutiae from chaff 3.8 Differences from Clancy et al method The model we designed has two differences from the original ... point set, extracting consistent secret bits from the point set is difficult On the other hand, consistent secret bits is a pre-requisite for cryptographic applications For example, using the...

Ngày tải lên: 05/10/2015, 22:32

... using biometric information has been studied for a long time, however, extracting authentication information from biometric information is relatively a new chapter Existing Methods to Handle Noisy ... Nevertheless, such partial information is sufficient for us to distinguishing the minutiae from chaff 3.8 Differences from Clancy et al method The model we designed has two differences from the original ... point set, extracting consistent secret bits from the point set is difficult On the other hand, consistent secret bits is a pre-requisite for cryptographic applications For example, using the...

Ngày tải lên: 06/10/2015, 20:36

... sentences only from comparative sentence candidates with a CKL2 keyword Eliminating Non-comparative tences from the Candidates Sen- To effectively eliminate non-comparative sentences from comparative ... comparative-sentence candidates by using those keywords 154 Comparative keyword First of all, we classify comparative sentences into six types and then we extract single comparative keywords from each type as ... sequence Keyword searching process can detect most of comparative sentences (S1, S2 and S3) from original text documents That is, the recall is high but the precision is low We here defined a comparative-sentence...

Ngày tải lên: 20/02/2014, 09:20

... another in overcoming the following difficulties for extracting text from name cards: 1) Variation of background color and text color (varying from line to line); 2) Complex graphical foregrounds ... related to our text and non -text objects classification A major distinguishing feature of a text line is its repetitive linear occurrences of text liked objects with similar sizes and color information ... Julesz’s theory, texture discrimination can be done before the detection of textons because the differences between textons can be detected without the conscious effort of recognizing the textons This...

Ngày tải lên: 05/11/2012, 14:54

... the nominalization, etc., which represents it Information Retrieval from Texts Let us now turn to the problem of retrieving information from stored texts As mentioned in Part 1, we will be concerned ... the keyword with every occurrence of the same word in the unstructured text, and delivers as a response every sentence in the unstructured text which contains the keyword There are several possible ... expect to use profitably the information gleaned from it The keyword method does not take full advantage of this type of analysis, since it selects a single word from the major constituent selected...

Ngày tải lên: 16/03/2014, 19:20

... set The rest lines of Table are for the systems using the pattern based information In all the systems, we examine the utility of the semantic information in resolving different types of NP Pairs: ... of precision is less significant when using filtered frequency than using frequency) Still, these results suggest that we just apply the pattern based semantic information in resolving proper names ... is more compelling as the semantic information of common nouns could be more easily retrieved from WordNet We also notice that the patterned based semantic information seems more effective in...

Ngày tải lên: 17/03/2014, 04:20

... including domain information associated with particular senses (e.g., Baseball) In processing normal input text outside of the context of MindNet creation, WSD relies crucially on information from MindNet ... a set of general tools for acquiring, structuring, accessing, and exploiting semantic information from NL text Our techniques for building MindNet are largely rule-based However we arrive at these ... machine-readable reference materials and then adding information gleaned from corpora 11 References: Agirre, E., and G Rigau 1996 Word sense disambiguation using conceptual density In Proceedings of COLING96,...

Ngày tải lên: 17/03/2014, 07:20

... their contexts Contexts are collected as patterns of two kinds: dependency patterns from dependency analysis of sentences in Wikipedia, and surface patterns generated from highly redundant information ... patterns by parsing sentences in Wikipedia articles using a linguistic parser, and surface patterns from redundancy information from the Web corpus using a search engine We report our experimental ... from the Web corpus to provide redundancy information for relation extraction In addition, to obtain semantic information for concept pairs, we generate dependency patterns to abstract away from...

Ngày tải lên: 23/03/2014, 16:21

... Learning Information Extraction Rules for Semi-Structured and Free Text Machine Learning, 34:233-272 R Soricut and D Marcu 2003 Sentence Level Discourse Parsing using Syntactic and Lexical Information ... analysis for information extraction Data & Knowledge Engineering, 55(1):59-83 H.L Chieu and H.T Ng 2002 A Maximum Entropy Approach to Information Extraction from Semi-Structured and Free Text In Proc ... for using discourse relations Our method is based on Rhetorical Structure Theory (RST) by Taboada and Mann (2005) RST splits the texts into parts: a) nuclei, the most important parts of texts;...

Ngày tải lên: 23/03/2014, 18:20

... again in the same context, the SEL would contain the exception to the transcription rule, prohibiting the application of the stress rule The information from the SEL (and from the CEL at the clusterlevel) ... cluster map (from v-c map); right neighbor cluster (orthography); right neighbor cluster map (from v-c map); cluster position (prefix, suffix, etc.); stress (distance in syllables from major stress ... a method for extracting values for each feature of every entry in the training set (in this example, values would be "true" or "false" but this need not always be so) From this information, the...

Ngày tải lên: 24/03/2014, 05:21

... [7]) In particular, more complex information related to grip types can be decoded from motor signals recorded using tfLIFEs Concerning the first assumption we moved from previous knowledge [28] that ... extraction of power-related information from the signal In particular, the spike-sorted data can effectively increase the resolution of the information that can be extracted from a single electrode ... S, Di Pino G, Rossini L, Yoshida K, Denaro L, Dario P, Rossini PM: Decoding Information From Neural Signals Recorded Using Intraneural Electrodes: Toward the Development of a Neurocontrolled Hand...

Ngày tải lên: 19/06/2014, 08:20

... partly overcome by using multi-site cuff electrodes [18], but it would still be important to enable strategies for discriminating sensory information that can be extracted from ENG signals recorded ... previous works have described the features to be extracted from electromyographic (EMG) signals and from intraneurally recorded ENG signals (e.g using longitudinal intrafascicular electrodes and multielectrode ... generalization derived from minimizing structure risk, SVM has been applied successfully in bio -information and pattern recognition [29,31,34] The SVM network was investigated using Gaussian Radial...

Ngày tải lên: 19/06/2014, 08:20

... have been used in the population described Extracting key information from historical data Although historical data have frequently been revisited using modern statistical techniques to identify ... points to be remembered whenever we statistically extract information from the his- (D) Definition of the reported events When extracting information on the incubation and infectious periods (or ... period from onset to recovery is documented, it is important furthermore to identify what "recovery" stands for (e.g recovery from pyrexia or solidification/disappearance of rash) Extracting data from...

Ngày tải lên: 13/08/2014, 16:21

... work proposes that value lies in pooling information from previous studies Specifically, gene-specific information can be collected from public databases housing many chips, supplementing new studies ... 2004, 5:R70 information To further assess the reliability of the results, tests were conducted to determine the number of top 50 genes from the master list that were accurately returned using various ... performs substantially better, returning results from a 2v2 test that are comparable to the results returned by a 5v5 experiment using t-test Using GEO variances on a 2v2 test returns 231% more...

Ngày tải lên: 14/08/2014, 14:21

... for removal of phosphates from aqueous solutions [7] Zakharova et al have reported the production of mixed aluminium-iron coagulant from red mud and spent pickling liquor from iron smelting plants ... investigations on red mud wasted from Guinean bauxite and its utilization for phosphate removal from aqueous solutions are discussed Experimental procedure Red mud was obtained from a bauxite ore refinery ... 83 77 l0 15 20 25 82 88 91 89 contact time was varied from to 24 h at continuous mixing using a magnet stirrer The treated mud was separated from the acid suspension, washed with distilled water...

Ngày tải lên: 23/09/2012, 14:47

... Disadvantages The advantage of using this approach is scalability because indexing text is very fast In addition, text can be retrieved using inverted indices efficiently Therefore, text retrieval systems ... by using Lucene Term-based features are from text because texts are indexed by terms The different part of a document form different features such as body, title Entitybased features are from ... totally 6179 web pages from the Vietnamese websites We mix of about 1200 pages from www.metvuong.com, 1000 pages from www.nhadat.com, www.batdongsan.com, www.nhadat24.com and pages from random domains...

Ngày tải lên: 23/11/2012, 15:04

... _ _ _ _ _ _ _ history _ _ _ _ _ _ deeds passed _ _ _ _ _ _ _ from _ _ _ _ _ _ troubl e B Complete the sentences with the phrases from Part A I If you knew someone who _ _ _ _ _ _ _ _ _, she could ... (3.2 km) along the roads and carried messages to and from CUlCO the capital Relay teams could run up to 200 miles (322 km) a day and bring fish from the sea to the capita l in two days But the main ... Inca claimed to be _ _ _ _ _ _ _ The job of the chasquis was to to and from The Ineas had amazing suspension bridges made from 18 UNIT c.r MAKING INFERENCES The answers to these questions are...

Ngày tải lên: 15/10/2013, 17:42

... calculating members by using MDX expressions plus how to view metadata and work with conditionals Displaying Member Information ! Lead-in Using MDX Expressions Using Conditional Expressions In this ... 12 Module 3: Using MDX Expressions Lab A: Using Expressions from Constants Topic Objective To introduce the lab Lead-in In this lab, you will create simple calculated members by using constants ... MDX expressions to return a value that can result from an arithmetic or string text manipulation BETA MATERIALS FOR MICROSOFT CERTIFIED TRAINER PREPARATION PURPOSES ONLY Module 3: Using MDX Expressions...

Ngày tải lên: 18/10/2013, 18:15

... adOpenStreamFromRecord strm.Type = adTypeText strm.Charset = "ascii" txtOrder .Text = strm.ReadText(adReadAll) Writing to Files To write to a file, you can use the Write or the WriteText method ... Use the WriteText method to write to a text stream The following code shows how to write data to a text file: strm.Open rec, adModeReadWrite, adOpenStreamFromRecord strm.Type = adTypeText strm.Charset ... resources ! Using the File: and HTTP: Schemes Lead-in ! Benefits of Using the HTTP: Scheme ! Using Relative URLs Using URLs to name Web Storage System objects is an alternative to using connection...

Ngày tải lên: 11/12/2013, 14:15

... accessed through the following syntax: INFORMATION_ SCHEMA.TABLES Table 10-1 lists the information schema views available in SQL Server 2000 Table 10-1 Information schema views Name Description ... to view Like any other views, information schema views can also be joined in queries or participate in complex queries to extract specific information For detailed information about the different ... The solution shows how to retrieve table metadata using the INFORMATION_ SCHEMA.TABLES view It returns data as shown in Table 10-2 Table 10-2 INFORMATION_ SCHEMA.TABLES metadata Column name TABLE_CATALOG...

Ngày tải lên: 24/12/2013, 05:15