An information retrieval performance measure that is interpreted as the percent of perfect performance (PPP) can be used to study the effects of the inclusion of specific document features or feature classes or techniques in an information retrieval system. Using this, one can measure the relative quality of a new ranking algorithm, the result of incorporating specific types of metadata or folk...

The purpose of this investigation was to determine the severity of pure restrictive ventilatory impairment that results in right ventricular (RV) dilatation, increased RV wall thickness, and pulmonary hypertension. Two dimensional (2-D) echocardiography, Doppler measurements of pulmonary flow, and spirometry were performed on 26 unselected patients (17 female, 9 male) with a pure restrictive ve...

our objective was to examine the effect of inclusion of dried de-oiled savory (satureja khuzistanica; dds) on production performance and fatty acids composition of longissimus muscle (lm) of finishing lambs. 30 farhani lambs with average body weight of 33.6±1.4 kg were used. the lambs were randomly divided into five groups and individually fed with the experimental diets. in the experimental di...

isolates of a. flavus obtained from different feeds such as corn, barley, wheat, cotton ‎seed, bread waste, soybean, alfalfa, wheat bran, barley meal, canola meal, corn silage and beet ‎pulp from nine dairy farms in tehran province during 2004. ability of sclerotiom production by ‎isolates was tested. results showed 62.9 percent of isolates produced sclerotiom on cza medium ‎and 68.5 percent of...