ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Reference velocity is a performance index required to derive the efficient movement of each joint from pseudo-inverse which is a joint movement optimized based on the speed of front joint in a multi-body with hyper redundancy and has been applied in finding the optimal solution of each joint at kinematic ...
Interactions between predators and their prey are influenced by the habitat they occupy. Using created oyster (Crassostrea virginica) reef mesocosms, we conducted a series of laboratory experiments that created structure and manipulated complexity as well as prey density and “predator-free space” to ...
Background. Studies suggest that the rising prevalence of food allergy during recent decades may have stabilized. Although genetics undoubtedly contribute to the emergence of food allergy, it is likely that other factors play a crucial role in mediating such short-term changes. Objective. To identify ...
Although most consumers show no adverse symptoms to food allergens, health consequences for sensitized individuals can be very serious. As a result, the Codex General Standard for the Labelling of Prepackaged Foods has specified a series of allergenic ingredients/substances requiring mandatory declaration ...
The United States is not only the world's largest economy, but it is also one of the world's largest consumers of natural resources. The country, which is inhabited by some 5% of the world's population, uses roughly one-fifth of the global primary energy supply and 15% of all extracted materials. This ...
Contemporary impacts of anthropogenic climate change on ecosystems are increasingly being recognized. Documenting the extent of these impacts requires quantitative tools for analyses of ecological observations to distinguish climate impacts in noisy data and to understand interactions between climate ...
Experimental evidence using picture–word cues has shown that generating mental imagery has a causal impact on emotion, at least for images prompted by negative or benign stimuli. It remains unclear whether this finding extends to overtly positive stimuli and whether generating positive imagery can increase ...
The effects of climate change on marine ecosystems and in particular on marine top predators are difficult to assess due to, among other things, spatial variability, and lack of clear delineation of marine habitats. The banks of West Greenland are located in a climate sensitive area and are likely to ...
It is well-known that the correct diagnosis for wireless sensor network can avoid the paralysis of entire systems. Here, fault diagnosis for wireless sensor network based on genetic-support vector machine is presented in the paper. In SVM, inappropriate training parameters can lead to over-fitting or ...
The eco-friendly management in the hotel industry is a practice of operating hotels through green technology. The hotel that uses the resources wisely; reduces the consumption of water and energy; produces minimum waste and recycles the waste; and has less impact on the environment is termed as a Green ...
Insects are intimately connected to human life and well being, in both positive and negative senses. While it is estimated that insects pollinate at least two-thirds of the all food consumed by humans, malaria, a disease transmitted by the female mosquito of the Anopheles genus, kills approximately ...
In this paper we apply multiattribute ranking and selection to the management of a port facility in the environmentally sensitive Prince William Sound area of Alaska. The approach allows tradeoffs between the disparate performance measures associated with the operation of the port and non-linear scoring ...
The aim of this study is to investigate a data mining approach to help assess consequences of oil spills in the maritime environment. The approach under investigation is based on detecting suspected oil droplets in the water column adjacent to the Deepwater Horizon oil spill. Our method automatically ...
This article reviews the previous work done by Chinese and other countries' researchers about Internet-assisted language teaching, and explains the necessity and possibility of applying the limitless Internet resources to medical English teaching. In this process, there are some opportunities and challenges ...
Water hyacinth (Eichhornia crassipes) is one of the fastest growing aquatic weed known to man. They are free-floating perennial aquatic plants with broad, thick, glossy, ovate leaves with long, spongy and bulbous stalks. The feathery, freely hanging roots are purple-black. In India, water hyacinth is ...
This paper presents a wireless ad hoc network capable of providing location service to small fishing boats and improving the weak sea-to-land wireless radio link from small fishing boats to the central in-land stations. The location service is available from GPS while the weak sea-to-land link is greatly ...
In this paper, we propose and develop a small-scale research platform for intelligent transportation systems. Our platform has four main parts: an arena; an indoor localization system; automated radio controlled (RC) cars; and roadside monitoring facilities. First, to mimic the traffic environments ...
Summary Acrolein (2-propenal) is a highly effective microbiocide and sulfide scavenger that has been commercially available since 1960 and has been used widely in the oil- and gas-production industry. Acrolein is a liquid product supplied in and applied from specialized containers, eliminating potential ...
The influence of water chemistry on characterised polyvinyl pyrrolidone- (PVP-) coated silver nanoparticles (81 nm) was investigated. NaCl solution series of 100–800 mg L−1 lead to initial and temporal increase in nanoparticles size, but agglomeration was limited. pH variation (5–8) had only minor influence ...
The African killifish Nothobranchius furzeri is the shortest-lived vertebrate that can be bred in captivity. N. furzeri comprises several wild-derived strains with striking differences in longevity ranging from 3 to 9 months, which makes it a powerful vertebrate model for aging research. The short life ...