The goal of this study was to extract features from radial deviation and radial gradient maps which were derived from thoracic CT scans of patients diagnosed with lung adenocarcinoma and assess whether these features are associated with overall survival. We used two independent cohorts from different institutions for training (n= 61) and test (n= 47) and focused our analyses on features that we...

OBJECTIVE To measure the uncertainty of temporal assertions like "3 weeks ago" in clinical texts. DESIGN Temporal assertions extracted from narrative clinical reports were compared to facts extracted from a structured clinical database for the same patients. MEASUREMENTS The authors correlated the assertions and the facts to determine the dependence of the uncertainty of the assertions on t...

this study investigated the effect of using visual aids, semantic elaboration, and visual aids plus semantic elaboration on the iranian efl learners' vocabulary learning. to conduct the study, the researchers assigned 49 elementary learners to three homogeneous groups according to their proficiency level. then, a pre-test of paribakht and wesche's vocabulary knowledge scale was given ...

the immense extent and richness of arabic lexical resources which bring about a great semantic extension, emerge in different ways, one of which is sobriquet. arabs used “alam” (proper noun) in three different forms, namely sobriquet, nickname and noun. in certain cases and due to rhetoric and semantic reasons, arabs used sobriquet instead of noun or nickname. gradually, this application became...

In general, Policy-based approaches play an important role in the management of web services, for instance, in the choice of semantic web service and quality of services (QoS) in particular. The present research work illustrates a procedure for the web service selection among functionality similar web services based on WS-Policy semantic matching. In this study, the procedure of WS-Policy publi...