We present several significant improvements in the implementation of the quick check pre-unification filter [7] [10], and the potential way in which the design of the quick check [15] [17] can be further extended. We analyse the effect of these extensions on LinGO, the large-scale HPSG grammar for English[14]. Althought these developments were done for the compiler system LIGHT [8], most of the...

In this paper we investigate the phenomenon of phrasal verbs, discussing their characteristics and the challenges that they present for possible treatments. We also discuss the treatment for phrasal verbs in a particular grammar, the LinGO-ERG, and the coverage it provides. Possible ways of extending the coverage of this grammar are analysed and proposed, taking into account the regular pattern...

This paper establishes the income and risk model in financial investment based on multi-objective programming theory, aiming to analyze the relationship between risk and return in financial investment and discuss the relationship between the risk the investor shall bear and decentralization degree of investment project. MATLAB software is used to analyze the investor’s optimized return under fi...