The 1986 Design Automation Conferhancements, improved design cycles, and ence, held last July, was the first major emphasis in quality for design and test. computer conference to buck the trend of The exhibit area held 660 booths with reduced attendance. A grand total of 3840 95 exhibitors. During the opening of the paid attendees (1985 attendance was 3740) exhibits, the conference featured a n...

BACKGROUND The evolution of altruism has been explained mainly from ultimate perspectives. However, it remains to be investigated from a proximate point of view how and in which situations such social propensity is achieved. We investigated chimpanzees' targeted helping in a tool transfer paradigm, and discuss the similarities and differences in altruism between humans and chimpanzees. Previous...

PO Box 6483, Lawrenceville, NJ 08648-0483, USA, and Helmholtz-Zentrum Berlin für Materialien und Energie, Macromolecular Crystallography (BESSY-MX), Albert-EinsteinStrasse 15, D-12489 Berlin, Germany We begin our eighth year of publication with the now traditional crystals cover, which features pictures of crystals from articles published in Acta Cryst. F in the year just passed. It serves as a...

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An investigation into user profiling and adaptation with exhibition booth as a case study is reported. First a review of the field of exhibitions and trade fairs and a summary introduction to adaptation and profiling are given. We then introduce three criteria for the evaluation of exhibition booth: effectiveness, efficiency and affect. Effectiveness is related the amount of information collect...

Several studies in the area of vehicle detection and identification involve the use of probabilistic analysis and sensor fusion. While several sensors utilized for identifying vehicle presence and proximity have been researched, their effectiveness in identifying vehicle types has remained inadequate. This study presents the utilization of an ultrasonic sensor coupled with a magnetic sensor and...

The treatment of water from paint spray booths in automobile assembly plants typically involves applications of large quantity of chemicals as coagulants and flocculants. Suspended paint solids are brought to water surface in sludge pits after these chemicals are added. The suspended paint particles are then mechanically collected and removed as sludge for further treatment and disposal. There ...