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Who's the best tennis player of all time? Ranking of top male tennis players produces some surprises

TechAndComputer (Mar. 3, 2011) — Fans may think of Jimmy Connors as an "old school" tennis player, but according to a new ranking system developed by a Northwestern University researcher, Connors is best player in the history of the game.

The rankings are published in PLoS ONE, a journal published by the Public Library of Science.

Male tennis players who played in at least one Association of Tennis Professionals match between 1968 and 2010 were...

TechAndComputer (Mar. 3, 2011) — Fans may think of Jimmy Connors as an "old school" tennis player, but according to a new ranking system developed by a Northwestern University researcher, Connors is best player in the history of the game.

The rankings are published in PLoS ONE, a journal...

Brain-machine interfaces make gains by learning about their users, letting them rest, and allowing for multitasking

TechAndComputer (Feb. 21, 2011) — You may have heard of virtual keyboards controlled by thought, brain-powered wheelchairs, and neuro-prosthetic limbs. But powering these machines can be downright tiring, a fact that prevents the technology from being of much use to people with disabilities, among others. Professor José del R. Millán and his team at the Ecole Polytechnique Fédérale de Lausanne (EPFL) in Switzerland have a solution: engineer the s...

TechAndComputer (Feb. 21, 2011) —...

'Mashup' technologies: Better contact with public authorities

TechAndComputer (Feb. 15, 2011) — Mashup technologies and mobile applications will help to close the communication gap between government bodies and the general public. They can be used, for example, to send messages to local authorities. Fraunhofer research scientists have developed individual solutions to facilitate rapid contact with government institutions.

Potholes in the road or a park bench in need of repair -- we all come across these or...

TechAndComputer (Feb. 15, 2011) — Mashup...

Flaws in popular research method exposed

TechAndComputer (Feb. 10, 2011) — Influential studies into subjects such as the safety and effectiveness of medicines or class size in schools could be called into question by a new report into ways of identifying research bias.

The report by a leading statistician identifies the danger of relying solely on published work during systematic reviews of literature -- a common approach to research worldwide, which is often used to inform public...

TechAndComputer (Feb. 10, 2011) — Influential...

New mathematical model of information processing in the brain accurately predicts some of the peculiarities of human vision

TechAndComputer (Mar. 8, 2011) — The human retina -- the part of the eye that converts incoming light into electrochemical signals -- has about 100 million light-sensitive cells. So retinal images contain a huge amount of data. High-level visual-processing tasks -- like object recognition, gauging size and distance, or calculating the trajectory of a moving object -- couldn't possibly preserve all that data: The brain just doesn't have enough...

TechAndComputer (Mar. 8, 2011) — The human...

Dynamic systems in living cells break the rules

TechAndComputer (Jan. 25, 2011) — There is considerable interest in understanding transport and information pathways in living cells. It is crucial for both the transport of, for example, medicine into cells, the regulation of cell life processes and their signalling with their environment. New research in biophysics at the Niels Bohr Institute shows surprisingly that the transport mechanisms do not follow the expected pattern. The results have...

TechAndComputer (Jan. 25, 2011) — There is...

Mapping faculty social networks helps female faculty move ahead

TechAndComputer (Dec. 16, 2010) — Long before Facebook introduced its hot new Social Graph app, researchers in the ADVANCE project at NJIT were pioneering the use of social network mapping to help women scientists and engineers supercharge their careers.

"Universities are more than buildings and balance sheets. They're webs of human interaction," said Nancy Steffen-Fluhr, director of NJIT's Murray Center for Women in Technology and the ADVANCE...

TechAndComputer (Dec. 16, 2010) — Long...

Why a cloned cat isn't exactly like the original: New statistical law for cell differentiation

TechAndComputer (Dec. 15, 2010) — Why does a cloned cat looks different from the original? A new answer to that question has been found by researchers at the Institute of Physical Chemistry of the Polish Academy of Sciences in Warsaw. Using computer simulations and theoretical calculations they discovered a new statistical law.

It explains the simplest and therefore probably the most widespread mechanism, by which a growing population of...

TechAndComputer (Dec. 15, 2010) — Why does...

Computer model for projecting severity of flu season

TechAndComputer (Dec. 8, 2010) — Researchers have developed a statistical model for projecting how many people will get sick from seasonal influenza based on analyses of flu viruses circulating that season. The research, conducted by scientists at the National Institutes of Health, appears December 8 in the open-access publication PLoS Currents: Influenza.

Building on other research that has shown that severity of infections with the Influenza A...

TechAndComputer (Dec. 8, 2010) —...

Google -- an engine of knowledge creation?

TechAndComputer (Nov. 25, 2010) — Search engines like Google have become part of everyday life, not least in the academic context. But if knowledge is power, then search engines themselves are gaining ground as power nodes in their own right. Academic users need to raise their awareness of exactly how search engines operate, to ensure it is quality and not just popularity that drive their selection of sources. This is according to an article new...

TechAndComputer (Nov. 25, 2010) — Search...

Most powerful supercomputers rated for capabilities using tough new system

TechAndComputer (Nov. 19, 2010) — Nine supercomputers have been tested, validated and ranked by the new "Graph500" challenge, first introduced this week by an international team led by Sandia National Laboratories. The list of submitters and the order of their finish was released Nov. 17 at the supercomputing conference SC10 meeting in New Orleans.

The machines were tested for their ability to solve complex problems involving random-appearing...

TechAndComputer (Nov. 19, 2010) — Nine...

Orangutans count on stats for survival

TechAndComputer (Nov. 20, 2010) — Orangutans threatened with extinction could be brought back from the brink with help from a Queensland University of Technology (QUT) statistician.

Professor Kerrie Mengersen, from the School of Mathematical Sciences, is part of a study to guide efforts for saving the Indonesian primate whose name means "person of the forest."

Professor Mengersen said the study had found a quarter of villagers who lived...

TechAndComputer (Nov. 20, 2010) — Orangutans...

New statistical model moves human evolution back three million years

TechAndComputer (Nov. 5, 2010) — Evolutionary divergence of humans and chimpanzees likely occurred some 8 million years ago rather than the 5 million year estimate widely accepted by scientists, a new statistical model suggests.

The revised estimate of when the human species parted ways from its closest primate relatives should enable scientists to better interpret the history of human evolution, said Robert D. Martin, curator of biological...

TechAndComputer (Nov. 5, 2010) — Evolutionary...

Plants and animals under stress may provide the key to better stock market predications

TechAndComputer (Nov. 3, 2010) — A new theory that reveals the intrinsic mechanism of adaptation crises, from human adaptation to hard living conditions, to a bank collapse or stock markets going from boom to bust has been put forward by a team of researchers from the University of Leicester.

The novel study which has just been published, led by Professor Alexander Gorban of the Department of Mathematics, draws on his work on how humans adapt to...

TechAndComputer (Nov. 3, 2010) — A new...

New search method tracks down influential ideas: Computer scientists have developed a new way of tracing the origins and spread of ideas

TechAndComputer (Oct. 21, 2010) — Princeton computer scientists have developed a new way of tracing the origins and spread of ideas, a technique that could make it easier to gauge the influence of notable scholarly papers, buzz-generating news stories and other information sources.

The method relies on computer algorithms to analyze how language morphs over time within a group of documents -- whether they are research papers on quantum physics or...

TechAndComputer (Oct. 21, 2010) —...

Eat safer: Novel approach detects unknown food pathogens

TechAndComputer (Oct. 15, 2010) — Technologies for rapid detection of bacterial pathogens are crucial to maintaining a secure food supply.

Researchers from the School of Science at Indiana University-Purdue University Indianapolis (IUPUI) and the Bindley Bioscience Center at Purdue University have developed a novel approach to automated detection and classification of harmful bacteria in food. The investigators have designed and implemented a...

TechAndComputer (Oct. 15, 2010) —...

Twitter used to predict flu outbreaks

TechAndComputer (Sep. 29, 2010) — Keeping track of disease trends such as influenza outbreaks has the potential to be far quicker and less costly by monitoring a social network program such as Twitter than following the traditional methods of disease surveillance, according to a computer science expert at Southeastern Louisiana University.

A process called syndromic surveillance uses collected health-related data to alert health officials to the...

TechAndComputer (Sep. 29, 2010) —...

Tool to improve Wikipedia accuracy developed

TechAndComputer (Sep. 26, 2010) — Check the Microsoft entry on Wikipedia at some point in the past and you might have learned that the company's name is Microshaft, its products are evil and its logo is a kitten.

Similarly, you may have learned from Abraham Lincoln's Wikipedia entry that he was married to Brayson Kondracki, his birth date is March 14 and Pete likes PANCAKES.

None of these are correct and/or relevant, but they all showed up at one...

TechAndComputer (Sep. 26, 2010) —...

Mapping new paths for a stressed-out Internet: Collaboration aims to create first accurate geometric map of the Internet

TechAndComputer (Sep. 12, 2010) — The San Diego Supercomputer Center and Cooperative Association for Internet Data Analysis (CAIDA) at the University of California, San Diego, in a collaboration with researchers from Universitat de Barcelona in Spain and the University of Cyprus, have created the first geometric "atlas" of the Internet as part of a project to prevent our most ubiquitous form of communication from collapsing within the next...

TechAndComputer (Sep. 12, 2010) — The San Diego...

Snail mail beats phones to help feds sustain ample fish stocks in US coastal waters

TechAndComputer (Sep. 1, 2010) — Old-fashioned snail mail with a postage stamp might be the answer for federal officials struggling to keep the waters off the U.S. coast from being overfished.

Anglers who fish for fun in U.S. coastal waters say the federal government currently relies on questionable data to determine which ocean locales are overfished and subsequently placed off limits to recreational and commercial fishing so stocks can rebuild.

T...

TechAndComputer (Sep. 1, 2010) —...

Preschoolers use statistics to understand others

TechAndComputer (Aug. 17, 2010) — Children are natural psychologists. By the time they're in preschool, they understand that other people have desires, preferences, beliefs, and emotions. But how they learn this isn't clear. A new study published in Psychological Science, a journal of the Association for Psychological Science, finds that children figure out another person's preferences by using a topic you'd think they don't encounter until...

TechAndComputer (Aug. 17, 2010) — Children are...