Carnegie Mellon CyLab researchers work to develop new red tide monitoring
...ts. "Spatiotemporal data mining extracts changing spatial patterns from continuous data flow. It is a rapidly growing field, which includes inverse physics, machine learning and human-computer interaction," Cai said....USGS Science at Ecological Society of America
...nt general pattern in invasion ecology at multiple spatial scales is that invasive species are more likely to... those who typically conduct research at different spatial scales. Impact of Fire History on Alien Plant Invasion Following Fire in Mediterranean-climate ...More than aiding balance, vestibular organs provide an on-line movement guidance system
...ve balance, the control of visual gaze, and higher spatial functions, such as navigation. However, because these organs respond to head movements, such as accelerations, they also have the potential to signal the accuracy of any voluntary movement that causes the head to move in space. The brain may then use...Earth from Space: unique Arctic landscape surveyed by Proba
...e, designed to acquire hyperspectral images with a spatial resolution of 18 metres across an area of 14 kilometres. The size of a washing machine, Proba was originally launched in 2001 as a technology demonstrator, but is now operated as an ESA Earth Observation Third Party Mission....Spanish forest fire aftermath surveyed by Envisat
... A 24 July MERIS Full Resolution mode image with a spatial resolution of 300 metres was processed to reveal b...spectral imaging capability combined with a better spatial resolution than comparable satellite sensors make it especially useful for providing fire-damage inf...Ecological specialization of mixotrophic plankton in a mixed water column
...hree separate threads of modern ecological theory: spatial dynamics, evolutionary branching, and mixotrophy a... quite different in the present study. Introducing spatial heterogeneity also makes the evolution of the population sensitive to other environmental conditions...Mechanistic analytical models for long-distance seed dispersal by wind
...shaped the current paradigm that the frequency and spatial extent of LDD events are almost impossible to predict. In the September issue of The American Naturalist, G. G. Katul (Duke University) and colleagues introduce a mechanistic analytical model for estimating dispersal kernels of seeds and their escap...Earth from space: bloom in the Baltic
... Resolution image acquired on 13 July 2005, with a spatial resolution of 1200 metres....Chickadees can help humans get their bearings
...o zag? A little birdie told them. In studying the spatial memory of wild-caught mountain chickadees, Univers...ting oriented is an important part of solving many spatial navigational problems, such as locating your car in the parking lot at the end of a long day in the ...Research finds a mechanistic explanation for global patterns of liana abundance and distribution
...king patterns of liana abundance at two additional spatial scales: the decrease in lianas along the latitudinal gradient, from the tropics northward, and the clumped distribution of lianas at the local, within-forest scale. This researcj explains both the patterns of abundance and distribution of an importa...Soil fertility in the tropics can be influenced by landscape and precipitation, study finds
... spur additional and much-needed research into the spatial patterns of nutrient availability of other tropical landscapes."...Salk scientists overturn a dogma of nerve cell communication
...t differ in their biophysical properties and their spatial distribution. α3-AchRs cluster at synaptic sites on the cell body whereas α7-AchRs are found in perisynaptic areas. Ectopic transmission activates almost exclusively the latter. "We are just beginning to appreciate the diversity and comple...U of MN researchers reverse memory loss in mice
...sion of the disease. The study measured the mice's spatial memory through a water maze--a pool of water with a submerged platform. The use of this maze taps into the hippocampus, an area of the brain important in Alzheimer's disease research. Since mice are not fond of water, they will swim to find the pla...Good connections are everything
... to monitor coarse-grained patterns with a reduced spatial resolution. Using functional magnetic resonance imaging, for example, scientists can obtain activity patterns of about 100,000 neuron clusters, each of which contains about one million neurons. The neuron clusters form another, coarse-grained networ...Researchers merge spatial and temporal structure within a metapopulation model
...rsistence thresholds which depend jointly upon the spatial and temporal structure of the landscape, reinforci...pecies depends in part on their perceptions of the spatial and temporal structure of the landscape: a species' dispersal ability and the isolation of patches i...Protein amplification in melanoma is possible drug target
... and quantify proteins in tissue while maintaining spatial relationships--a process that was previously impossible with conventional methods of pathology analysis and which vastly increases the quality and amount of information for analysis....Retina adapts to seek the unexpected, ignore the commonplace
...e to the brain. These cells generally record local spatial differences and changes over time rather than faithful renditions of momentary scenes. Scientists had interpreted this as a form of predictive coding, a strategy shaped by the forces of evolution in adaptation to the average image structure of natura...MIT develops 'Anklebot' for stroke patients
...erent parts of the body. These include one for the spatial movements of the shoulder and elbow, one for the wrist and one for the hand. "We've seen hints that generalization [from one machine] is limited, and to deliver optimal therapy clinicians need a gym of robots," said Krebs. Most recently the team crea...Study in Royal Society journal on holly as an indicator of climate change
...nt to these conditions. Thus, we revealed that the spatial and temporal fluctuations of variables in organic matter dynamics, contribute to the coexistence of plant species. Contact: Dr. T Shimamura, Laboratry of Forest Hydrology, Kyoto University, Kitashirakawa Oiwake-cho, Sakyo-ku, KYOTO-CITY, 606-8502, Ja...Study in Royal Society journal on heritability of female orgasm
...ridge, Downing Street, Cambridge, CB2 3EG Extreme spatial variability in marine picoplankton and its consequences for interpreting Eulerian time-series by Adrian P. Martin, Mikhail V. Zubkov, Peter H. Burkill and Ross J. Holland Plankton are fundamental constituents of the marine ecosystem. Seasonal fl...