Drought control and resistance affect national food security. With this in mind, we studied five main grain-producing regions of China: Sanjiang Plain, Songnen Plain, Huang-Huai-Hai Plain, the middle Yangtze River and Jianghuai region and Sichuan Basin. Using GIS technology, we evaluated the comprehensive agricultural drought situation based on major crops, the basic drought resistance by integ...

ActorsOnlyRule(v:ACViewClass) ::= §o:ObjectClass· o∈v ∧o∈find_all_abstract_actors () Query22 find_all_abstract_actors()::= §a:SpecifiedActorElementClass· (a in AbstractActorElementClass) 5.2.5 Plain-Actors-Only view Informal description A Plain-Actors-Only view presents plain actors, their direct specified actors, and the “specifies” links that connect them. master-thesis-v4.4.doc 93/231 9/1/20...

We introduce a technique for creating novel, enhanced thumbnails of Web pages. These thumbnails combine the advantages of plain thumbnails and text summaries to provide consistent performance on a variety of tasks. We conducted a study in which participants used three different types of summaries (enhanced thumbnails, plain thumbnails, and text summaries) to search Web pages to find several dif...

This issue of IJE includes a theme on autism edited by two of us (Ezra Susser and Michealine Bresnahan). Our colleague Guohua Li joins us to write this introduction. In choosing this topic we venture into territory marked by controversy and conflict. The heat of the conflict is reflected in two recently published books, reviewed here by Stein and by Grinker. One of the flashpoints of controvers...