Computers & Math News
May 7, 2015

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May 7, 2015

May 6, 2015 — The Trace app turns a digital sketch that you draw on your smartphone screen -- heart, maple leaf, raindrop -- into a walking route that you can send to a friend. The recipient of the ... read more

Could Mobile Phone Data Help Bring Electricity to the Developing World?

May 6, 2015 — Researchers have used anonymized cell phone data to assess the feasibility of electrification options for rural communities in Senegal, demonstrating a potentially valuable approach to using data to ... read more

Airflow Model to Reduce Time on the Tarmac

May 6, 2015 — A mechanical engineering professor describes in a new article a new mathematical tool he developed to calculate the flow of turbulent air produced by a plane's wing tips when an airplane takes ... read more

Biologist Are Increasingly Becoming Data Scientists, Expert Says

May 6, 2015 — Biology is rapidly acquiring the character of a data science. Billions of data points on genes, proteins and other molecules are compiled in large files and systematically studied. This should lead ... read more

Non-Euclidean Geometries for Grid Cells

May 6, 2015 — Grid cells, space-mapping neurons of the entorhinal cortex of rodents, could also work for hyperbolic surfaces. A new study tests a model (a computer simulation) based on mathematical principles, ... read more

Do Online Comments Affect Your Medical Attitude and Decisions?

May 6, 2015 — A new study reveals that social media posts, product reviews, and word-of-mouth communication influences consumer’s attitudes and behaviors toward vaccinations and other health-related ... read more

Simulating Seasons: Researchers Use Supercomputing to Assess Impact of Climate Change on Malawi's Growing Season

May 5, 2015 — Malawi, a small landlocked country in southeast Africa, is home to 13 million people and is one of the least-developed countries in the world. Its security is highly dependent on rain-fed ... read more

Online Training Can Teach Psychotherapists Evidence-Based Treatments, Study Finds

May 5, 2015 — Psychotherapy treatments can lag years behind what research has shown to be effective because there simply are not enough clinicians trained in new methods. A new study proposes one solution to the ... read more

Nonstop Shopping: Impact of Mobile Technology on Purchasing Patterns

May 5, 2015 — Customers who adopted mobile technology for their grocery shopping shopped more often and placed larger orders, research shows. The data was collected between 2011 and 2013 from an Internet-only ... read more

May 5, 2015 — Researchers have developed an inexpensive technique called 'microcombing' to align carbon nanotubes (CNTs), which can be used to create large, pure CNT films that are stronger than any ... read more

May 5, 2015 — Scientists have built a low-cost centimeter-accurate GPS system that reduces location errors from the size of a large car to the size of a nickel -- a more than 100 times increase in accuracy. The ... read more

May 5, 2015 — The surface of rendered objects in computer games often looks unrealistic. A new method creates much more realistic images, imitating the complex scattering processes under the ... read more

May 5, 2015 — Electronics is based on the manipulation of electrons and other charge carriers, but in addition to charge, electrons possess a property known as spin. When spin is manipulated with magnetic and ... read more

May 5, 2015 — There are a growing number of wearable devices featuring a touchscreen, such as smart watches, smart glasses or digital jewellery. These devices can receive notifications in many forms but usually ... read more

Real Stereotypes Continue to Exist in Virtual Worlds

May 4, 2015 — Stereotypes related to gender and appearance that burden women in the real world could follow them into virtual ones, according to researchers. In a study of how people interacted with avatars in an ... read more

Double-Digit Growth for Firms Creating Own Online Communities

May 4, 2015 — Double-digit revenue growth has been observed for firms that create their own brand-specific online communities. Engaging consumers through online social networks is an increasingly mission-critical ... read more

May 4, 2015 — Computer scientists have combined sophisticated computer vision algorithms and a brain-computer interface to find mines in sonar images of the ocean floor. The study shows that the new method speeds ... read more

Defects in Atomically Thin Semiconductor Emit Single Photons

May 4, 2015 — Researchers have shown that defects on an atomically thin semiconductor can produce light-emitting quantum dots. The quantum dots serve as a source of single photons and could be useful for the ... read more

Rapid Innovation in Semiconductors Provides Hope for Better Economic Times

May 4, 2015 — A new study reveals that innovation in an important technology sector is happening faster than experts had previously thought, creating a backdrop for better economic times ... read more

New Gold Standard Established for Open, Reproducible Research

May 3, 2015 — In recent years there's been a great deal of discussion about so-called 'open access' publications -- the idea that research publications, particularly those funded by public money, ... read more

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