Báo cáo khoa học: "Offline Strategies for Online Question Answering: Answering Questions Before They Are Asked" ppt

... other. The interview questions and the driving instructions were given to the passenger, hence the driver knew neither what questions to discuss nor the route in advance. Therefore, the driver had ... topic they mostly switch to the navigation domain, see Figure 1. That means that the most common rea- son for the speaker to interrupt is to ask for or give information that is crucial...

Ngày tải lên: 20/02/2014, 04:20

... for the novice tend to include more detail about functional reformation than descriptions for the expert. We have shown how formalization of the strategies allows for the development of question- answering ... been widely used for a number of years for those audiences. They provide examples of different descriptive strategies that actually occur in natural language....

Ngày tải lên: 21/02/2014, 20:20

... functional conformational change has been reported in this protein family, which involves switching from an open form to a sugar-transporter bindable form, designated a closed form. The TvuCMBP–c-cyclodextrin ... coni- cal form; the OH-2 and OH-3 hydroxyl groups of all glucose residues are positioned on one side, and the OH-6 hydroxyl groups are located on the other side. The glucose resi...

Ngày tải lên: 19/02/2014, 00:20

... individual users). 2 Evaluating Complex Questions Complex questions are distinguished from factoid questions such as “Who shot Abraham Lincoln?” in that they cannot be answered by named entities ... credit was not given for retrieving facts already explicitly asked for in the factoid and list questions. The Other questions were evaluated using the nugget-based methodology, an...

Ngày tải lên: 20/02/2014, 12:20

... as the choice of the learning al- gorithm and the clustering procedure are apparently critical to system performance, but are often made in an ad-hoc and unprincipled manner that may be suboptimal ... compares fa- vorably to two state-of-the-art coreference systems adopting the standard machine learning approach, outperforming them by as much as 4–7% on the three data sets for one of th...

Ngày tải lên: 20/02/2014, 15:20

... observed for the mutant C34A/C37A may suggest similar, but perhaps more drastic, conformational effects as observed for E51R. Further structural studies are required to define exact conformational ... emission ratio (526/476 nm) of CYIIB. Data are obtained for wild-type CYIIB alone (open circle) and for the CYIIB–TBP–AdE4 complex (filled circle). For KCl titration experi- ments, 2...

Ngày tải lên: 07/03/2014, 15:20

... Once life- supporting care is instituted, the patient has options for ‘survival’ that they did not have before, even though they are dependent on ‘life support’. There are now variables Commentary Medical ... 317 ICU = intensive care unit. Available online http://ccforum.com/content/9/4/317 Abstract When patients or their families rarely request inappropriate end of life care in...

Ngày tải lên: 25/10/2012, 10:45

... the dark gray area of the Venn diagram are thought to be relatively abundant in serum, and are primary candidates for further validation. Glycoproteins found in the pale gray area are secondary ... HuH-7) with the probe lectin, AAL, are compared with those found in the sera of HVs. Overlapping proteins are removed from the candidates. The profiles are then compared with those of...

Ngày tải lên: 16/02/2014, 08:20

... London) for providing the Lanp clone, which was produced from a cDNA originally provided by Dr A. Matilla (ICH, London), Filippo Prischi for help with the gromacs software, and Dr L Masino for helpful ... regions. Among these, h 1 and h 6 are regular a-helices whereas h 2 ,h 3 ,h 4 and h 5 share features of 3 10 -helices. A search for tertiary structure similarity performed by dali...

Ngày tải lên: 18/02/2014, 17:20

... qs software (Applied Biosystems). Acknowledgements We thank E. Pirkl and M. Ellis for skillful technical assistance, C U. Zimmerman for critically reading the manuscript, M. T. Saleh for providing ... SPase typical for Gram-positive bacteria or for Gram-negative bacteria (such as LepB) has been identified in M. pneumoniae, although a SPase I activity has been shown to be essential f...

Ngày tải lên: 19/02/2014, 18:20