We propose a real-time and accurate solution to the Perspective-n-Point (PnP) problem –estimating the pose of a calibrated camera from n 3D-to-2D point correspondences– that exploits the fact that in practice the 2D position of not all 2D features is estimated with the same accuracy. Assuming a model of such feature uncertainties is known in advance, we reformulate the PnP problem as a maximum ...

In China, rural homesteads are strategic elements for coordinating the people and land resources relationship between urban regions powerful means increasing property income of farmers. The homestead transfer issue has always concerned policymakers. this paper, risk system theory framework is employed to identify source (risk perception), control (the measures institutions), receptor (farmers’ ...

BACKGROUND Agriculture work is one of the most hazardous occupations across countries of all income groups. In Nepal, 74 % of people are working in the agricultural sector. This study aims to identify patterns and factors associated with injuries among farmers of rural Nepal. METHODS A community-based cross-sectional study was conducted in a rural village in eastern Nepal. House to house visi...

Background: The social amoeba Dictyostelium discoideum is a soil-dwelling microbe, which lives most of its life cycle in the vegetative stage as a predator of bacteria and as prey for nematodes. When bacteria are sparse, amoebae aggregate into a multicellular fruiting body. Some clones of D. discoideum have agriculture (Brock et al., 2011). They carry bacteria through the social stage, eat them...

OBJECTIVES The present study was a qualitative investigation of the impact of drought on rural families of southern New South Wales, Australia, with particular emphasis on the concept of resilience in times of stress. The aim was to provide insight, from a psychological perspective, into the experiences of rural farmers in a time of adversity, and to identify the coping resources utilized by th...

Sustainability concept in agriculture is becoming widespread throughout industries in many fields even in crop production, livestock production and etc. Sustainable in agriculture is believed can give present and future good benefit to the farmers and society. However, in dairy sector in Malaysia, the sustainability concepts and practices seems not fully aware by the farmers which result in low...

Food security covers aspects at all spatial levels from local to global and from an interdisciplinary and systemic food systems perspective. This book aims to better understand environmental, nutritional, agricultural, demographic, socioeconomic, political, technological, and institutional drivers, costs, and outcomes of current and future food security. Interactions with contextual factors inc...

Application of modern irrigation and drainage canals for efficient use of water resources is necessary. Thus , identifying the factors influencing farmers ’ attitudes toward participation in irrigation and drainage projects (IDP) is essential. The purpose of this study is to identify factors affecting attitude toward participation in IDP in Syakh Darenjan, Fars Province , Iran. Stratified rando...

abstract irregular extraction from agricultural wells around parishan lake, moreover fall of groundwater surface and water salty, would affect the level of lake water and move lake water into wells. in this study we have evaluated the externalities of extraction from agricultural wells around the lake. therefore feedback effect is considered between agricultural activity around the lake and lev...