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Climate Zonation in Puerto Rico Based on Principal Components Analysis and an Artificial Neural Network
Publisher: American Meteorological Society
Abstract: The authors analyzed climate data, seasonal averages of precipitation, and maximum, mean, and minimum temperatures over the years 1960?90, from 18 stations spread around the island of Puerto Rico in the Caribbean, to ...
El Niño–Southern Oscillation and North Atlantic Oscillation Control of Climate in Puerto Rico
Publisher: American Meteorological Society
Abstract: Many studies have shown that the El Niño?Southern Oscillation (ENSO) has a significant influence on climate in many parts of the globe, mostly in the Pacific Basin. The objective of this study is to examine the possible ...
Why the Developing World Needs Mechanical Design
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The dramatic and often unjust difference between life in the developed versus developing parts of the world is striking. For example, roughly 3 billion people still burn biomass to cook their meals; more people in the world ...
Design and Evaluation of a HighPerformance, LowCost Prosthetic Foot for Developing Countries
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A novel, highperformance, cosmetic, rugged, appropriately costed, and massmanufacturable prosthetic foot for use in lowincome countries was designed and field tested. This ruggedized foot was created to accommodate the ...
Systematic Assessment of Prosthesis Stiffness on User Biomechanics Using the Lower Leg Trajectory Error Framework and Its Implication for the Design and Evaluation of Ankle-Foot Prostheses
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Advances in understanding the effects the mechanical characteristics of prosthetic feet on user biomechanics have enabled passive prostheses to improve the walking pattern of people with lower limb amputation. However, ...
Empirical Probability Models to Predict Precipitation Levels over Puerto Rico Stations
Publisher: American Meteorological Society
Abstract: A new algorithm is proposed to predict the level of rainfall (above normal, normal, and below normal) in Puerto Rico that relies on probability and empirical models. The algorithm includes a theoretical probability model ...
Design and Evaluation of a High-Performance, Low-Cost Prosthetic Foot for Developing Countries
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A novel, high-performance, cosmetic, rugged, appropriately costed, and mass-manufacturable prosthetic foot for use in low-income countries was designed and field tested. This ruggedized foot was created to accommodate the ...
Experimental Demonstration of the Lower Leg Trajectory Error Framework Using Physiological Data as Inputs
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: While many studies have attempted to characterize the mechanical behavior of passive prosthetic feet to understand their influence on amputee gait, the relationship between mechanical design and biomechanical performance ...