recovering empty nodes and their antecedents

Báo cáo khoa học: " A simple pattern-matching algorithm for recovering empty nodes and their antecedents∗" pot

... 2000).To evaluate co-indexation of empty nodes and their antecedents, we augment the representation of empty nodes as follows. The augmented represen-tation for empty nodes consists of the triple ... con-sisting of its category and its left and right string po-sitions. (Note that because empty nodes dominatethe empty string, their left and right string positionsof empty nodes are always identical).Let ... usesthese extracted patterns to insert empty nodes and index their antecedents in trees that do not contain empty nodes. Before the trees are used in the train-ing and insertion phases they are passed...

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Báo cáo khoa học: "Towards Finding and Fixing Fragments: Using ML to Identify Non-Sentential Utterances and their Antecedents in Multi-Party Dialogue" ppt

Danh mục: Báo cáo khoa học

... identifyingfragments and their antecedents in multi-party dialogue. We compare the perfor-mance of several learning algorithms, us-ing a mixture of structural and lexical fea-tures, and show that ... Association for Computational LinguisticsTowards Finding and Fixing Fragments: Using ML to IdentifyNon-Sentential Utterances and their Antecedents in Multi-Party DialogueDavid SchlangenDepartment ... developed(Schlangen and Lascarides, 2002; Fern´andez et al.,2004a), they have the drawback that they require“deep” linguistic processing (full parses, and also in-formation about discourse structure) and...

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Attackers and Their Attacks

Danh mục: Kỹ thuật lập trình

... disinformation and propaganda–Deny service to legitimate computer users–Commit unauthorized intrusions into systems and networks that result in critical infrastructure outages and corruption ... resources and can no longer function•Known as a SYN attack because it exploits the SYN/ACK “handshake”•Person hired to break into a computer and steal information•Do not randomly search ... detected–Active attack: contents of the message are intercepted and altered before being sent onMan-in-the-Middle AttacksChapter 2: Attackers and Their AttacksSecurity+ Guide to Network Security Fundamentals...

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Báo cáo y học: " Predictors of hepatic steatosis in HBeAg-negative chronic hepatitis B patients and their diagnostic values in hepatic fibrosis"

Danh mục: Y học thưởng thức

... patients and their diagnostic values in hepatic inflammation and fibrosis. Methods: A total of 106 HBeAg-negative CHB patients with clinically and pathologically proven steatosis and 98 patients ... steatosis (83 men and 23 women, mean age: 41.08±10.23 years) and the remaining 98 patients were excluded from hepatic steatosis (79 men and 19 women, mean age 39.4±9.81 years). Their diagnoses ... activity), and G3 (severe activity). All the sections were blindly and independently assessed by 3 pathologists and the results were processed by the Kappa concordance test. The inter- and intra-observer...