منابع مشابه
The Knud Jansen Lecture
Introduction In any discussion of the development of tech nology as applied to the rehabilitation of the above-the-knee amputee , we must first acknow ledge the many contr ibut ions of European pioneers in this field. In Europe the needs resulting from World War I resulted in greatly accelerated research and development in the field of prosthetics technology during the next three decades. Thi...
متن کاملThe Knud Jansen Lecture. Education: an investment in everyone's future.
Opening remarks Frequently one starts a presentation with the expression, "It is a great honour to be here," and thinks of it as little more than a polite form of words. This is not the case for me today. I am very conscious of the honour of giving this lecture and the honour we do to our founding President Knud Jansen. I am grateful to the Executive Board for their support and to the President...
متن کاملThe Landmark Spider: Weaving the Landmark Web
Landmarks play an important role when humans navigate through foreign environments (Lynch, 1960; May, Ross, Bayer, and Tarkiainen, 2003). For example, trying to find the way is much easier if the navigator can rely on a description of the route based on well-recognizable objects in the environment, instead of navigating solely on the basis of street names and metric directions (Tom, and Denis, ...
متن کاملVector-based and landmark-guided navigation in desert ants inhabiting landmark-free and landmark-rich environments.
Two species of desert ants - the North African Cataglyphis fortis and the central Australian Melophorus bagoti - differ markedly in the visual complexity of their natural habitats: featureless salt pans and cluttered, steppe-like terrain, respectively. Here we ask whether the two species differ in their navigational repertoires, in particular, whether in homing they place different emphasis on ...
متن کاملVienna landmark
and includes sites of high botanical interest. From 2000 to 2004, volunteers sent by the environmental charity Earthwatch helped to gather biodiversity data to back the scientific case for the sanctuary. Using this research, Earthwatch and NCRC demonstrated to the tribal chiefs that the creation of a sanctuary would provide a profitable alternative to unsustainable hunting and fishing. Investme...
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ژورنال
عنوان ژورنال: Tidsskrift for Den norske legeforening
سال: 2019
ISSN: 0029-2001
DOI: 10.4045/tidsskr.19.0735