a unified statistical model for the identification of english basenp

... Treebank II, and the definition of baseNP is the same as Ramshaw’s, Table 1 summarizes the average performance on both baseNP tagging and POS tagging, each section of the whole Penn Treebank was ... simple and non-recursive base Noun Phrase (baseNP) is an important subtask for many natural language processing applications, such as partial parsing, information retrieval and machine translation. ... China, cnhuang@microsoft.com Abstract This paper presents a novel statistical model for automatic identification of English baseNP. It uses two steps: the N- best Part -Of- Speech (POS) tagging and baseNP...

Ngày tải lên: 08/03/2014, 05:20

... numerical model on the simulation of the wave transformation on a natural beach, existing experimental data on the wave dynamics in the nearshore area obtained  by Ting and Kirby ... of the coastalstructures. Zero gradients of k  and ε  are assumed at the offshore, lateral boundaries and at surfaces of coastalstructures. A scheme similar to that of ... generation is assumed as the sum of those respectively due to wavebreakingandhorizontalandverticalshear. The verification of the numerical model againstdataobtainedfromvariousindoorexperiments reveals...

Ngày tải lên: 28/03/2014, 15:20

... lower mean rates of carbon uptake before and during the first day of cold acclimation. After 3 days of cold exposure, the mean rate of carbon uptake was significantly lower for C24 than for Rsch (P ... lmol C 1 Æh )1 Æg )1 FW). Calculated means of uptake rates were fed into the mathematical model, and standard deviations (SDs) were set as boundaries in the estimation process for model parameters (Fig. 4A) . As described ... Experi- mental procedures, the rate of assimilate export from photosynthetically active source organs to consuming sink organs or metabolic pathways other than carbo- hydrate pathways was calculated as the...

Ngày tải lên: 14/02/2014, 22:20

... properties of the nAChR are modified in a cell-specific way. The fact that an anti -a7 mAb selectively inhibited the a- BTX-sensitive current in intracardiac ganglia argues against the possibility that a ... to pain and was effective in alleviating chronic pain and accelerating functional recovery in an animal model of neuropathy. These data are in agreement with an important role of nAChRs in pain perception, ... nAChR), b subunit (heteromeric neuronal nAChR) or, in the case of the homomeric channels, another a subunit (– face) [6,7]. The a1 , a2 , a3 , a4 , a6 , a7 , a9 anda10 subunits, as well as the nona...

Ngày tải lên: 19/02/2014, 12:20

... benchmark dataset, COAE08 (Zhao et al., 2008). COAE dataset is the benchmark data set for the opinion retrieval track in the Chinese Opinion Analysis Evaluation (COAE) workshop, consist- ing of ... represented by a bag -of- word. Among the words, there is a topic term Avatar (t 1 ) occurring twice, i.e. Avatar in A and Avatar in C, and two senti- ment words comfortable (o 1 ) and favorite (o 2 ) ... re- trieval model in the framework of generative language modeling (Eguchi and Lavrenko, 2006). They modeled a collection of natural language documents or statements, each of which con- sisted of...

Ngày tải lên: 20/02/2014, 04:20

... sen- tences already have some blank characters, we can use the information since some of the spacing can be given by the user. By keeping the blank charac- ters, we can get better accuracy because blank ... because there are several advantages. Since an Eumjeol is a combination of 3 Jasos, the number of all possible Eumjeols is much larger than that of all possible Jasos. In other words, Jaso-based ... also one of the single Jaso tran- 3 Jaso is a Korean character. 4 ‘Transition’ means the correct character is changed to other character due to some causes, such as typographical errors....

Ngày tải lên: 20/02/2014, 12:20

... consists of a federation of 11 states in Peninsular Malaysia and the states of Sabah and Sarawak in the north of Kalimantan. Kuala Lumpur, the national capital, Labuan UNEP/SCS – National Report Malaysia ... part of South-East Asia and occupies a total land area of 330,434 square kilometres. The land mass comprises three main components: Peninsular Malaysia and the two states of Sabah and Sarawak, ... tidal stream of over 4 knots. The West Coast of Peninsular Malaysia has an equatorial climate, with an average annual rainfall of more than 2500mm and a daily temperature that ranges from a...

Ngày tải lên: 06/03/2014, 15:21

... panel-data analytic techniques. As more years of data on individual vehicles become available, it may be advan- tageous to adopt a panel-data approach. xii Improving Recapitalization Planning: Toward ... had 485 days of EDA and usage data, the average repair cost and usage figures included only one year (the first 365 days) of those data. If a vehicle had 730 days of usage data, however, its average ... phase of our analysis, we constructed and statistically analyzed a data set to assess relationships among variables of interest—primarily measures of vehicle age, usage, location, cost, and availability...

Ngày tải lên: 15/03/2014, 21:20

... stage 4093/4242 = 96.5% for other systems to which we can compare them. We take this level of success as an indication of the feasibility of our data-driven, modular approach. Additionally, our approach has the advantage ... have typically been dealt with as part of the syntax (but cf. Kuno, Takami & Wu (1999) for an alterna- tive approach). Early generative treatments used a WH-movement transformation (McCawley, ... statistical approach to WH de- pendencies, using a feedforward net- work as our modeling tool. The empiri- cal basis of this model and the availabil- ity of performance measures for our sys- tem address...

Ngày tải lên: 24/03/2014, 03:20

Ngày tải lên: 19/06/2014, 08:20

Ngày tải lên: 20/06/2014, 04:20

Ngày tải lên: 20/06/2014, 16:20

Ngày tải lên: 23/06/2014, 00:20

... other. This model only partially accounts for the experimental data, and we therefore also test a modified version that takes into account random enzyme inactivation. This approach generally accounts ... rough approximations as the average area of randomly adsorbed enzymes will be larger than the footprint, and only a certain fraction of the enzyme will be adsorbed in the initial stages. Nevertheless, ... (3) cannot account for the over- all course of the process, but some characteristics, both qualitative and quantitative, are captured by the model. For example, the model accounts well for the...

Ngày tải lên: 28/03/2014, 23:20

Ngày tải lên: 18/06/2014, 22:20

... 21 patients at one year follow-up with laser denervation of the dorsal facet capsule. Li et al. 8 treated 5 patients with RFA of the dorsal rami. Three patients had durable response after ... 40% of patients had relief for at least 12 months, and mean duration of pain relief was 14 months. Barlocher et al. 1 treated 50 patients with cryorhizotomy of the medial branch. At 1-year ... the joint allows better de-innervation of the joint and removal of the entire end-plate receptors that adhere to the bone and capsular tissue. Limitations of the current study include a lack...

Ngày tải lên: 26/10/2012, 09:32