automatic detection of nonreferential

... re- call of 55.1%, a precision of 71.9% and a resulting F-measure of 62.4% for the detection of the class nonreferential. The overall classification accuracy was 75.1%. The advantage of using ... Clemente et al. (2004) report that in the GENIA corpus of medical abstracts the percentage of nonreferential it is as high as 44% of all instances of it. This may be due to the fact that abstracts ... part of the corpus. They report a final success rate of 92.2% on the test corpus. Nowadays, most current coreference resolution systems for written text include some means for the detection of nonreferential...

Ngày tải lên: 22/02/2014, 02:20

... performance of our detector. Automatic Detection of Grammar Elements that Decrease Readability Masatoshi Tsuchiya and Satoshi Sato Department of Intelligence Science and Technology, Graduate School of ... 359 sentences. So, the recall of automatic detection of grammar ele- ments is 61%, and the precision is 90%. The ma- jor reason of these failures is strictness of several rules; several rules ... Modified by Hand KNP Juman Detection Converted Automatically Loaded Sentence Morphological Analysis Syntactic Analysis +Detection against morphmes and bunsetsues Detection against modifier-modifee relationships +...

Ngày tải lên: 08/03/2014, 04:22

Ngày tải lên: 23/03/2014, 19:20

Ngày tải lên: 23/03/2014, 19:20

Ngày tải lên: 31/03/2014, 21:20

Ngày tải lên: 31/03/2014, 21:20

Ngày tải lên: 19/06/2014, 10:20

Ngày tải lên: 21/06/2014, 16:20

... Statistics of the BioScope corpus. The 2nd and 3d columns show the total number of cues within the datasets; the 4th and 5th columns show the percentage of negated and spec- ulative sentences. 70% of ... neighboring identical siblings of type *scope* or * are replaced by a single node of the corresponding type. Figure 3 shows an example of this transformation. (a) The children of nodes JJ/NN/NN are pruned ... children (starting from the root of the subtree) to the rule pattern subtree. Nodes of type *scope* and * match any number of nodes, similar to the semantics of Regex Kleene star (*). 5 Results As...

Ngày tải lên: 20/02/2014, 04:20

... errors. 5 Automatic Correction of Errors In this section we propose our algorithm for auto- matic correction of errors, which consists out of the following steps: 1. Automatic detection of error ... the result of ambiguity or errors. 4 Automatic Detection of Errors We propose a different approach. We take the Eng- lish dependency treebank and train models with two different state of the art ... we were not able to find a lot of work on the topic of error detection in treebanks. Some organisers of shared tasks usually try to guarantee a certain quality of the used data, but the quality...

Ngày tải lên: 07/03/2014, 22:20

Ngày tải lên: 21/06/2014, 05:20

... large inventory of normalized mathematical indexes of abnormality. It is the pattern of these mathematical indexes of abnormality, ob- tained from analysis of multiple cardiac cycles of the resting ... (0.86-0.903).(Figure 2). The coordinates of the curve confirmed that a cut-off score of 4.0 pro- vides the best combination of sensitivity and specific- ity for the prediction of relevant coronary stenosis ... assumptions about the distribution of the data (normal distribution) were not violated. Discussion The overall sensitivity of 91% and specificity of 85% of the MCG device in this meta-analysis...

Ngày tải lên: 03/11/2012, 10:58

Ngày tải lên: 05/09/2013, 08:40

... completely absent in sediment where high prevalence of bacteria was observed. Thus the negative results may be because of low detection efficiency Journal of Water and Environment Technology, Vol. 7, ... visualized by UV illumination. Evaluation of recovery rate of preparation method for viruses in sediment As a surrogate of RNA viruses, Sabin strain of Poliovirus type 1 was spiked into the sediment ... DISCUSSION Evaluation of recovery rate of preparation method for viruses in sediment Figure 4 shows recovery rates of RNA and DNA viruses. Recovery rate (geometric mean) of Poliovirus (RNA virus)...

Ngày tải lên: 05/09/2013, 10:15

Ngày tải lên: 05/09/2013, 10:15

Ngày tải lên: 26/10/2013, 17:15

... the combination of bands 5, 4 and 1 which is of great efficacy for the aims of our analysis. In Figures 1 and 2 the set of bands 5, 4 and 1 are depicted respectively for the month of May 1994 and ... algorithms for the detection of waste areas using LANDSAT TM images. It is worth of noting that the 30 meters spatial resolution of the Landsat-TM sensor makes the process of detecting waste ... and March 1997. The fusion of selected bands defines a three- dimensional feature space whose point coordinates represent the intensity values of each band; the detection of clusters in the feature...

Ngày tải lên: 16/01/2014, 16:33

... actual enforcement of these policies. Many of our design decisions were influenced by the lack of verifiable enforcement mechanisms for certain security phenomena. An example of this is Denial of Service ... provide required by policies. Often it suffices to reason about connectivity to analyze availability of services to groups of users. For instance, instead of modeling all the details of a file server, we ... environment. This generally leads either to over or under management of resourses. One of the specific goals of this work is management of security configurations in networks that span multiple administrative domains...

Ngày tải lên: 14/02/2014, 16:20

... either 100 pg of DENV-1-, 1 ng of DENV-2-, 100 pg of DENV- 3- or 1 ng of DENV-4-infected C6 ⁄ 36 cells total RNA was used for cocktail PCR. The primer cocktail was composed of 100 nm each of 1G1P1, ... of a combination of 10 PCR primers to be used in a single high-sensitivity mixed PCR reaction for the detection of dengue virus. Pri- mer sequences were computed such that their probability of ... characterization of the virus. These results provide a demonstration of the high projected sensitivity of human-blind dengue primers and the operation of the primer cocktail strategy for dengue virus detection. ...

Ngày tải lên: 14/02/2014, 19:20

... the development of varia- tions of the traditional 2D-gel approach,and the applica- tion of these has resulted in the identification of potential new biomarkers for early detection of disease.Differential in-gel ... urine have proven to be a rich source of biomarkers for the early detection of cancer.The blood proteome changes constantly as a consequence of the perfusion of the diseased organ adding,subtracting ... Development of a novel proteomic approach for the detection of transitional cell carcinoma of the bladder in urine. Am. J. Pathol. 158, 1491–1502 (2001). 53. Petricoin, E. F. et al. Use of proteomic...

Ngày tải lên: 15/02/2014, 05:20