Gaussian scale-space is considered to be a modern bottom-up tool in computer vision. The Amer-ican and European vision community, however, is unaware of the fact that Gaussian scale-space has already been axiomatically derived in 1959 in a Japanese paper by Taizo Iijima. This result formed the starting point of an entire world of linear scale-space research in Japan ranging from various axiomat...

IAEA BULLETIN, 42/1/2000 N uclear applications in health care have a timehonoured record of being highly cost-effective in addressing important health problems such as malnutrition, cancer, infectious and circulatory diseases. Today they are providing lasting benefits for patients, physicians, medical researchers, and health care practitioners throughout the world. Many nuclear applications hav...

Recent research in labor economics has highlighted the substantial and long-lasting adverse effect of recessions on employment prospects and earnings. In this paper, we study whether individuals react to these shocks by changing career paths and thereby affect the selection of talent into sectors. More concretely, we examine how the publication success and career choice of graduates from the le...

Rhazya stricta, an evergreen poisonous shrub, is invading many rangeland areas in Saudi Arabia. A field study was conducted in Raudhat AI-Khafs to assess the relationship between R. stricta and Hammada elegans, a valuable and a dominant saltbush range plant in the area. Only eight perennial species were found in the site of which H. elegans and R. stricta were almost exclusively co-dominating t...