grammatical error detection systems

... the performance of grammatical error detection systems against human judgments, the judgments for each instance are generally re- duced to the single most frequent category: Error or OK. This ... error detection systems for non-native speakers of English, progress in the field has been hampered by a lack of informative met- rics and an inability to directly compare the performance of systems ... analysis, we only use the classes Error and OK since Unknown was used extremely rarely and never by all 3 experts for the same sentence. We used two different error detection systems to illustrate our...

Ngày tải lên: 30/03/2014, 21:20

... access or compromise systems on your network, such as Back Orifice, failed login attempts, and TCP hijacking Reference: Cisco Intrusion Detection System - Cisco Secure Intrusion Detection System ... (Ciscopress) page 89 21certify.com CISCO: Cisco Secure Intrusion Detection Systems (CSIDS) 9E0-100 Version 6.0 Jun. 17th, 2003 ... ftp://user@10.0.0.1//IDSMk9-sp- 3.0-3-S10.exe Reference: Cisco Intrusion Detection System -Upgrading the Intrusion Detection System Module Q.29 Exhibit: Given the output of the idsstatus Sensor...

Ngày tải lên: 17/01/2014, 14:20

... directly or indirectly, to error detection and correction. indirectly, to error detection and correction. Types of Errors Redundancy Detection Versus Correction Forward Error Correction Versus Retransmission Coding Modular ... What is the error detection and correction capability of this scheme? Solution This code guarantees the detection of up to three errors (s = 3), but it can correct up to one error. In other ... corrupted bits have made the error undetectable. Example 10.2 (continued) 10.24 Table 10.2 A code for error correction (Example 10.3) 10.30 To guarantee the detection of up to s errors in all cases,...

Ngày tải lên: 16/02/2014, 20:20

... Targeted error categories We selected 13 error categories for detection. Table 1. Error categories to be detected Noun Number error, Lexical error Verb Erroneous subject-verb agreement, Tense error, ... Compliment error Adjective Lexical error Adverb Lexical error Preposition Lexical error on normal and dependent preposition Article Lexical error Pronoun Lexical error Others Collocation error ... in an error tag, the sys- tem can convert erroneous parts into corrected equivalents. 3 Error detection method In this section, we would like to describe how we proceeded with error detection...

Ngày tải lên: 20/02/2014, 16:20

... or phrase is discovered (error detec- tion), these systems usually attempt to generate a le- gal alternative (error correction). In this paper, we present a HR error detection system that uses ... detailed error anal- ysis shows that linguistic features, such as lemma models, help improve HR -error detection specifi- cally where we expect them to: identifying semanti- cally inconsistent error ... 81.4% of all problem words are substitution errors, 10.6% are insertion errors and 7.9% are deletion errors. Whereas punctuation sym- bols are 9.3% of all errors, they represent over 38% 876 Base...

Ngày tải lên: 17/03/2014, 00:20

... (4) Other Error means that the system’s correction does not result in a grammatical sentence because of another gram- matical error that is outside the scope of article or preposition errors, e.g., ... preposition errors. For a more comprehensive survey, see (Leacock et al., 2010). The seminal work on grammatical error correc- tion was done by Knight and Chander (1994) on arti- cle errors. Subsequent ... downs of preposition error detection in ESL writing. In Pro- ceedings of COLING. J. Tetreault, J. Foster, and M. Chodorow. 2010. Using parse features for preposition selection and error de- tection....

Ngày tải lên: 17/03/2014, 00:20

... including 15 duplicates. Measuring recall is tricky, even using the errors identified in Green and Manning (2010) as “gold” errors. One factor is that a system might report a variation nucleus, ... 2011. c 2011 Association for Computational Linguistics Using Derivation Trees for Treebank Error Detection Seth Kulick and Ann Bies and Justin Mott Linguistic Data Consortium University of Pennsylvania 3600 ... complex and thus more prone to error than other annotation tasks, such as part-of-speech tag- ging. Recent work has therefore focused on the im- portance of detecting errors in the treebank (Green and...

Ngày tải lên: 17/03/2014, 00:20

... could be the constituent subsystems, which can be recognized by reading the system user manual. Two inputs are weakly coupled computationally if they cause different subsystems to be executed in ... SFK/XXX QC: SFK/XXX T1: SFK FM JWBS015-Huang March 12, 2009 7:15 Printer: Yet to come SOFTWARE ERROR DETECTION THROUGH TESTING AND ANALYSIS J. C. Huang University of Houston A JOHN WILEY & SONS, ... the program is particularly error- prone [i.e., the probability p(¬OK(t 1 ) ∨¬OK(t 2 ) ···∨¬OK(t n )) is high]. The common term for making use of such information is error guessing. The essence...

Ngày tải lên: 17/03/2014, 23:20

... outside SMT systems is desired for error detection. Linguistic knowledge is exactly such a good choice as an external information source. It has al- ready been proven effective in error detection ... interested in error detection, we focus on work that uses confidence estimation approaches to detect translation errors. Of course, confidence estimation is not limited to the application of error detection, ... the effectiveness of word posterior probabilities for error detection. We conducted three groups of experiments us- ing the MaxEnt based error detection model with various feature combinations. •...

Ngày tải lên: 23/03/2014, 16:20

... comprehensive error and event data capture ■ Out-of-band (OOB) network access and infrastructure ■ Two-factor authentication systems such as SecurID servers ■ Device configuration management systems ... Introduction to Intrusion Detection Systems Introduction The Internet can be a dangerous and costly place. Since its inception, there has been a consistent and steady rise in network and systems security ... electronic terrorism is widely recognized as a real motivation for attack. Governments and terrorist organizations alike practice overt and covert techniques aimed at disrupting the very network and systems...

Ngày tải lên: 25/03/2014, 11:09

... focuses on a grammatical error correction task for article errors. A series of experiments is presented to show the effectiveness of the proposed approach on two different grammatical error tagged ... community, grammatical error correction (GEC), consequently, has attracted a fair amount of attention. Several organizations have built diverse resources including grammatical error (GE) ... 2011, Grammatical error correction with alternating structure optimization, In Proceedings of the 49 th Annual Meeting of the ACL- HLT 2011, pp. 915-923. R. De Felice. 2008. Automatic Error Detection...

Ngày tải lên: 30/03/2014, 17:20

... preposition usage — automatically detecting preposition errors made by ESL speakers is a chal- lenging task for NLP systems. Recent state-of-the- art systems have precision ranging from 50% to 80% and ... Felice and Pulman (2008) and Ga- mon et al. (2008) describe very similar preposi- tion error detection systems in which a model of correct prepositional usage is trained from well- formed text ... robust to grammatical noise. Preposition errors in isolation do not tend to mislead the parser: in the second group which con- tains sentences which are largely fluent apart from preposition errors,...

Ngày tải lên: 30/03/2014, 21:20

Ngày tải lên: 31/03/2014, 00:20

Ngày tải lên: 21/06/2014, 11:20

Ngày tải lên: 21/06/2014, 22:20

Ngày tải lên: 27/06/2014, 05:20

Ngày tải lên: 29/06/2014, 13:20

Ngày tải lên: 22/06/2014, 19:20

... destination equalizer for dual-hop non-regenerative AF MIMO-OFDM systems under channel estimation errors is investigated. Second-order moments of chan- nel estimation errors in the two hops are first deduced. Then ... for conventional MIMO systems has been extensively studied in various scenarios in the past decade [23–26]. 1.1.3 AF MIMO Relay Systems The benefits of multiple-antenna systems can be directly ... of the more complicated AF MIMO relay systems. Capacity bounds under different channel state information (CSI) assumptions for single-user AF MIMO relay systems have been derived in [27], [28]....

Ngày tải lên: 20/11/2012, 11:31