Mathematical Modeling

Mathematical Modeling News -- ScienceDaily Math modeling. Browse research on mathematical models. Read about math models explaining the shape of the ear, stock performance, musical expression, diseases and more.

  • Metabolic modelling becomes three-dimensional
    on February 22, 2018 at 5:57 pm

    Scientists have developed the first computer model to include 3-D in the representation of human metabolic processes. […]

  • Computer models allow farmers to diversify pest management methods
    on February 20, 2018 at 9:12 pm

    A technology developed by Brazilian researchers can help fighting highly resistant agricultural pests by analyzing the connections between the pests' patterns of dispersal in crops and different configurations in diversified intercropping systems. […]

  • Can you eat cells? Computer model predicts which organisms are capable of phagocytosis
    on February 20, 2018 at 7:34 pm

    Researchers have created a computational model capable of predicting whether or not organisms have the ability to 'eat' other cells through a process known as phagocytosis. The model may be a useful tool for large-scale microbe surveys and provides valuable insight into the evolution of complex life on Earth, challenging ideas put forward in recent studies. […]

  • Alexa, how do word senses evolve?
    on February 20, 2018 at 3:41 pm

    A new paper is the first to look at 1,000 years of English development and detect the kinds of algorithms that human minds have used to extend existing words to new senses of meaning. This kind of 'reverse engineering' of how human language has developed could have implications for natural language processing by machines. […]

  • Immune system simulation shows need for multi-target treatments for sepsis
    on February 15, 2018 at 7:18 pm

    Using a computational model of the human immune system, scientists have shown that efforts to combat sepsis might be more effective if they targeted multiple steps in the molecular processes that drive the illness. […]

  • Earthquake simulations of California's Hayward fault
    on February 8, 2018 at 7:51 pm

    In the next 30 years, there is a one-in-three chance that California's Hayward fault will rupture with a 6.7 magnitude or higher earthquake. Scientists have used some of the world's most powerful supercomputers to model ground shaking for a magnitude 7.0 earthquake on the Hayward fault and show more realistic motions than ever before. […]

  • Bitcoin crash could derail other cryptocurrencies
    on February 8, 2018 at 3:43 pm

    A sharp fall in the value of Bitcoin may cause other cryptocurrencies to crash, but is unlikely to have a significant impact on traditional assets, according to new research. […]

  • Love actually: Computer model may decode Facebook emoticons
    on February 6, 2018 at 8:18 pm

    While the trusty 'like' button is still the most popular way to signal approval for Facebook posts, a computer model may help users and businesses navigate the increasingly complicated way people are expressing how they feel on social media. […]

  • Controlling quantum interactions in a single material
    on February 5, 2018 at 4:30 pm

    By demonstrating that multiple quantum interactions can coexist and be controlled in a single material, researchers open the door for ultrafast, low-power electronics and quantum computers. […]

  • The virtual brain: Patient data allow researchers to study brain function using detailed
    on February 1, 2018 at 4:57 pm

    Using patient measurement data, researchers have succeeded in further refining the brain modeling platform 'The Virtual Brain'. The software, which has been downloaded almost 11,000 times to date, has been used in projects and publications across the globe. […]

  • Novel computational biology model accurately describes dynamics of gene expression
    on January 31, 2018 at 7:45 pm

    Using a simple analytical framework for random events within a predictable system, computational biologists have found a new way to accurately model certain forms of gene expression, including the body's 24-hour internal clock. This new approach of applying a piecewise deterministic Markov process (PDMP) to gene expression could inform possible design principles for synthetic biologists. […]

  • New computational method reveals chemoresistance drug targets
    on January 30, 2018 at 2:47 pm

    The methylation of deoxycytosine to form 5-methylcytosine (5mC) is an important feature of cancer. Extensive DNA methylation and transcription analyses have provided large quantities of data, but it is challenging to identify critical genes related to cancer development from these data. Researchers in Japan have developed a new mathematical method to extract appropriate information from the data, and successfully identified the gene TRAF4 as a key candidate for conferring resistance to anti-cancer drugs in gastrointestinal cancer. […]

  • Positive attitude toward math predicts math achievement in kids
    on January 24, 2018 at 6:17 pm

    For the first time, scientists have identified the brain pathway that links a positive attitude toward math to achievement in the subject. In a study of elementary school students, researchers found that having a positive attitude about math was connected to better function of the hippocampus, an important memory center in the brain, during performance of arithmetic problems. […]

  • Mathematicians develop model for how new ideas emerge
    on January 24, 2018 at 5:30 pm

    Researchers have developed a mathematical model for the emergence of innovations. […]

  • Blast, impact simulations could lead to better understanding of injuries and body armor
    on January 23, 2018 at 4:30 pm

    Scientists are developing specialized computer modeling and simulation methods to better understand how blasts on a battlefield could lead to traumatic brain injury and injuries to vital organs, like the heart and lungs. […]

  • Your brain responses to music reveal if you're a musician or not
    on January 22, 2018 at 4:12 pm

    How your brain responds to music listening can reveal whether you have received musical training, according to new research. By applying methods of computational music analysis and machine learning on brain imaging data collected during music listening, the researchers we able to predict with a significant accuracy whether the listeners were musicians or not. […]

  • Artificial intelligence predicts corruption
    on January 22, 2018 at 3:40 pm

    Researchers from Spain have created a computer model based on neural networks which provides in which Spanish provinces cases of corruption can appear with greater probability, as well as the conditions that favor their appearance. This alert system confirms that the probabilities increase when the same party stays in government more years. […]

  • Using data mining to make sense of climate change
    on January 18, 2018 at 9:24 pm

    Experts have developed a new way of mining data from climate data sets that is more self-contained than traditional tools. The methodology brings out commonalities of data sets without as much expertise from the user, allowing scientists to trust the data and get more robust -- and transparent -- results. […]

  • A centuries-old math equation used to solve a modern-day genetics challenge
    on January 18, 2018 at 3:08 pm

    Researchers developed a new mathematical tool to validate and improve methods used by medical professionals to interpret results from clinical genetic tests. […]

  • Uncovering decades of questionable investments
    on January 17, 2018 at 8:24 pm

    Researchers used the Wrangler supercomputer at the Texas Advanced Computing Center to uncover the root cause of the 'beta anomaly' -- a discrepancy between the expected return on high-risk assets and their actual return. The team found that investors who are attracted to the lottery-like characteristics of these stocks push their prices higher than theory would predict, thereby lowering their future returns. […]

  • Himawari-8 data assimilated simulation enables 10-minute updates of rain and flood predictions
    on January 17, 2018 at 5:55 pm

    Using the power of Japan's K computer, scientists have shown that incorporating satellite data at frequent intervals -- 10 minutes in the case of this study -- into weather prediction models can significantly improve the rainfall predictions of the models and allow more precise predictions of the rapid development of a typhoon. […]

  • Math can predict how cancer cells evolve
    on January 16, 2018 at 1:50 pm

    Applied mathematics can be a powerful tool in helping predict the genesis and evolution of different types of cancers, a study has found. […]

  • Breaking bad metals with neutrons
    on January 11, 2018 at 7:16 pm

    By combining the latest developments in neutron scattering and theory, researchers are close to predicting phenomena like superconductivity and magnetism in strongly correlated electron systems. It is likely that the next advances in superconductivity and magnetism will come from such systems, but they might also be used in completely new ways such as quantum computing. […]

  • Machine learning predicts new details of geothermal heat flux beneath the Greenland Ice Sheet
    on January 11, 2018 at 4:53 pm

    A new article uses machine learning for the first time to craft an improved model for understanding geothermal heat flux -- heat emanating from the Earth's interior -- below the Greenland Ice Sheet. […]

  • Batman's Gotham City provides test case for community resilience model
    on January 5, 2018 at 6:52 pm

    If a community is resilient, it can withstand and recover from an unanticipated disaster, like an earthquake, fire or flood. But since every disaster and every community is unique, a uniform measure for defining 'resilience' has been hard to come by for engineers and social scientists. A new study offers an innovative approach to defining resilience that could help communities better prepare for hazards. […]

  • Radiation therapy algorithm could reduce side effects, maintain effect against tumors
    on January 5, 2018 at 6:52 pm

    A mathematical model for computing radiation therapy treatments could substantially reduce patient side effects while delivering the same results as conventional radiation therapy. […]

  • Tailoring cancer treatments to individual patients
    on January 3, 2018 at 5:30 pm

    Researchers have developed computer models to predict how cancer will progress in a specific individual, based on tissue, cellular and subcellular protein signaling responses. The models can predict how brain tumors (gliomas) will grow with much greater accuracy than previous models. Recently, the group began a clinical study to predict how an individual's cancer will progress after one cycle of therapy, and to use that prediction to plan the course of treatment. […]

  • Using rank order to identify complex genetic interactions
    on January 3, 2018 at 3:08 pm

    Genome sequencing has revolutionized genetics. It also requires new mathematical tools to help life scientists make sense of enormous amounts of data. Applying new math, experts in the area of mathematical biology show how ranking pathogen mutants can help scientists understand how mutants evolve to resist drug treatments. This line of research could have implications for the treatment of diseases that can resist drug treatments, such as HIV and malaria. […]

  • Randomness a key in spread of disease, other 'evil'
    on January 2, 2018 at 6:48 pm

    Working with a simple mathematical model in which chance plays a key role, researchers calculated how long it would take a bacterial infection or cancer cell to take over a network of healthy cells. The distribution of incubation times in most cases, they contend, is close to 'lognormal' -- meaning that the logarithms of the incubation periods, rather than the incubation periods themselves, are normally distributed. […]

  • Mathematical model reveals solution to sloshing coffee
    on December 22, 2017 at 2:01 pm

    When commuters rush out the door with coffee in hand, chances are their hastiness causes some of the hot liquid to slosh out of the cup. In a new paper, authors use surprisingly simple mathematics to develop a model for such sloshing. […]