منابع مشابه
News & Comment
References 1 Taylor, K.E. and Penner, J.E. (1994) Response of the climatic system to atmospheric aerosols and greenhouse gases, Nature 367,734-737 2 Berner, R.A. (1993) Paleozoic atmospheric CO,: importance of solar radiation and plant evolution, Science 261,68-70 3 Conway-Morris, S. (1995) Ecology in deep time, Trends Ecol. Euol. 10,290-294 4 Mora, C.I., Driese, SC. and Seager, P.E. (1991) Car...
متن کاملNews & Comment
breeding-opportunity interval is also likely to promote coexistence by repeatedly changing the balance between the competitive ability of fast larvae and the greater probability that slow adults have of finding patches. Such mechanisms would also produce correlations between patch frequency and the life histories of emerging species, and lead to the observed differences between the distribution...
متن کاملWorldwide news and comment
JAMAICA: MORE TOBACCO, DESPITE FCTC Going against trends in most of the rest of the world, especially among countries committed to implementing to the WHO’s Framework Convention on Tobacco Control (FCTC), Jamaica is increasing tobacco production. It is not just that the department of agriculture has decided to stimulate tobacco leaf growing, but recent events suggest a larger and more sinister ...
متن کاملAutomatic label generation for news comment clusters
We present a supervised approach to automatically labelling topic clusters of reader comments to online news. We use a feature set that includes both features capturing properties local to the cluster and features that capture aspects from the news article and from comments outside the cluster. We evaluate the approach in an automatic and a manual, task-based setting. Both evaluations show the ...
متن کاملAnomalous User Comment Detection in Social News Websites
The Web has evolved over the years and, now, not only the administrators of a site generate content. Users of a website can express themselves showing their feelings or opinions. This fact has led to negative side effects: sometimes the content generated is inappropriate. Frequently, this content is authored by troll users who deliberately seek controversy. In this paper we propose a new method...
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ژورنال
عنوان ژورنال: Chemical & Engineering News Archive
سال: 1985
ISSN: 0009-2347,2157-4936
DOI: 10.1021/cen-v063n015.p027