نتایج جستجو برای: historic

تعداد نتایج: 13453  

2005
Christian Wolkersdorfer Rob Bowell

Europe was once the most important mining region in the world and nearly every European country has remnants of historic and even pre-historic mining sites. Though the importance of mining activities in most European countries declines, the abandoned sites are still there and can cause environmental dangers as well as technological challenges. On the basis of selected European countries and cas...

Journal: :Science 2002
Gerardo Ceballos Paul R Ehrlich

The disappearance of populations is a prelude to species extinction. No geographically explicit estimates have been made of current population losses of major indicator taxa. Here we compare historic and present distributions of 173 declining mammal species from six continents. These species have collectively lost over 50% of their historic range area, mostly where human activities are intensiv...

2005
Christophe Dalitz Thomas Karsten

In this article we describe an optical recognition system for historic lute tablature prints that we have built with the aid of the Gamera toolkit for document analysis and recognition. We give recognition rates for various historic sources and show that our system works quite well on printed tablature sources using movable types. For engraved and manuscript sources, we discuss some principal c...

2010
Julio C Acosta Navarro Silvia M Cárdenas Prado Pedro Acosta Cárdenas Raul D Santos Bruno Caramelli

In this review, we present the contributions to nutrition science from Latin American native peoples and scientists, appreciated from a historic point of view since pre-historic times to the modern age. Additionally, we present epidemiological and clinical studies on the area of plant-based diets and their relation with the prevention and treatment of cardiovascular diseases conducted in recent...

2003
ROBERT A. LODDER

A method I' describS ror reconstructing decorative images concealed b livers of overcostings. The method employs • 'louparametric multivariate algorithm and. cellular—automaton construct to convert the nearinfrareil spectrum of a surisce into digit.l images of the surface Iaers. The technique h potentiall> applicable to the restoration of historic buildings "here aging previous restoration atte...

Journal: :Philosophy Compass 2016

Journal: :Pan African Medical Journal 2018

Journal: :International Journal of Engineering & Technology 2013

Journal: :Arqueología y Territorio Medieval 2018

Journal: :The Historic Environment 2023

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