a generative entitymention model
Báo cáo khoa học: "A Generative Constituent-Context Model for Improved Grammar Induction" docx
... shown, but are modeled.Parameter search is also local; parameters whichare locally optimal may be globally poor. A con-crete example is the experiments from (Carroll andCharniak, 1992). They ... Societyof America, pages 547–550.Eric Brill. 1993. Automatic grammar induction and parsing freetext: A transformation-based approach. In ACL 31, pages259–265.Glenn Carroll and Eugene Charniak. 1992. ... not beat RBRANCH in F1).6EMILE and ABL are lexical systems described in (van Za-anen, 2000; Adriaans and Haas, 1999). CDC-40, from (Clark,2001), reflects training on much more data (12M...
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A two-factor model (Duffie & Kan)
... first solve (1) and (2) simultaneously numerically, and then integrate (3) to obtain the function A .32.3 CalibrationLet0 0be given. The value at timetof a bond maturing at timet + ... ,1222C22 ;(3) A 0 = 0;Chapter 32 A two-factor model (Duffie & Kan)Let us define:X1t=Interest rate at timetX2t=Yield at timeton a bond maturing at timet + 0LetX10 ... CHAPTER 32. A two-factor model (Duffie & Kan)32132.2 Zero-coupon bond pricesThe value at timet Tof a zero-coupon bond paying $1 at timeTisB t; T =IE"exp,ZTtX1u...
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Human Resource Portals and the Protean Career A Three-Factor Model
... portals. It isessentially the organizational culture and employee attitudes toward change thatmatter.Organizational FactorsOrganizational factors include organizational culture, opportunities ... employees, they may impact the remaining two. For instance, managers maydevelop an organizational culture that facilitates the implementation of changes,and specifically technological changes. To ... technology and particularly the Internet andthe World Wide Web has dramatically changed how organizations operate.The most far-reaching changes to careers are coming from transformations ofwork and...
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Shaking a box of sand I – a simple lattice model
... transition. As mentioned in an earlier chapter, thedensity may attain values that are substantially higher than random close packing,and quite close to the crystalline limit [131, 132]. An analogous ... investigations.The model [174] is based on the generalisation of an earlier cellular automaton(CA) model [22, 75, 83, 165] of an avalanching sandpile. This version of the model contains only near-neighbour ... very asymmetrically shaped, and there is a strong preferredorientation, the nonequilibrium regime of granular dynamics will carry all the usualcharacteristics of ageing.Now recall that that...
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Tài liệu Activity 4.2: Creating a Logical Data Model ppt
... 4.2: Creating a Logical Data Model In this activity, you will use the skills learned in this module to define the relationships within a logical data model and produce a sample ER diagram for ... the Ferguson and Bardell, Inc. case study. In each of the two exercises in this activity, you analyze a single aspect of a logical data design. At the end of each exercise, the class will discuss ... cardinality and existence characteristics of each of the relationships defined in Exercise 1. ! Identify cardinality 1. For each relationship on your ER diagram, ask the question “How many...
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Tài liệu A COMPREHENSIVE QUANTITATIVE MODEL FOR ANALYZING BOND REFUNDING DECISIONS pptx
... replaced by a floating-rate bond, a floating-rate bond replaced by a fixed-rate bond,and a floating-rate bond replaced by another floating-rate bond with a different index or a different margin.MOTIVATION ... fixed-rate or floating-rate bonds can similarlybe investigated by suitably amending the appropriate input variables. Several what-if scenarios can be investigated (orsimulated) to determine breakeven ... have to be evaluated on a case by casebasis to calculate the exact costs or savings produced by the various interacting variables. Consequently, there is a needfor an interactive computer model...
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Tài liệu Towards a conceptual reference model for project management information systems ppt
... outlinedabove by introducing a very fundamental data structurecalled Initiative (Fig. 3). An initiative is a generalizationof any form of action that has a defined start and end dateand is unde rtaken ... rtaken to reach a goal. Therefore, an initiativemay be a program, a project, a sub-project, a pro ject phase, a work package, an activity or a task (indicated by theinheritance relationship between ... Their feasibility, profitability, and strategic impactare analyzed so that a final decision can be made regard-ing their implementation (Idea Evaluation). This phaseends with a formal go/no-go...
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Tài liệu Báo cáo khoa học: Catabolite repression in Escherichia coli – a comparison of modelling approaches docx
... cellu-lar networks allows the simplification of the set ofequations by assuming a steady state of the intra-cellular metabolites. An approach that combines fluxbalance analysis (FBA) with an ordinary ... unphos-phorylated EIIA inhibits the uptake of other non-PTScarbohydrates by a process called inducer exclusion,whereas phosphorylated EIIA activates adenylatecyclase (CyaA) and leads to an increase ... windows. The analysis of the mutantstrains clearly showed that a large experimental effortis necessary for the rational design of bacterial strainsbased on mathematical models.Nishio et al. [15]...
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Tài liệu Báo cáo khoa học: "A Hybrid Hierarchical Model for Multi-Document Summarization" ppt
... 4: Manual EvaluationsHere, we manually evaluate quality of summaries, a common DUC task. Human annotators are giventwo sets of summary text for each document set,generated from two approaches: ... using a classifier model. HIERSUM : (Haghighi and Vanderwende,2009) A generative summarization method basedon topic models, which uses sentences as an addi-tional level. Using an approximation ... 12Overall 24 66 2Table 4: Frequency results of manual quality evaluations.Results are statistically significant based on t-test. T ie indi-cates evaluations where two summaries are rated equal.according...
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- a perception based model
- a selfsimilar traffic model
- choosing a physical acceleration model
- a generative constituentcontext model
- a generative blog post retrieval model
- a generative probabilistic ocr model for nlp applications
- a generative probabilistic model for multi label classification
- a generative probabilistic model of local protein structure
- a generative constituentcontext model for improved grammar induction
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