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A computer-assisted procedure classifies ataxia-related speech disturbances

Researchers have developed a computer-assisted method to automate the assessment of speech severity in ataxia patients, achieving an 80% hit rate. The new methodology leverages artificial intelligence and could simplify procedures for determining ataxia severity, facilitating research and clinical practice.

SourceDZNE - German Center for Neurodegenerative Diseases·Journalnpj Digital Medicine·TypeObservational study·DateApr 18, 2023

Machine learning can help to flag risky messages on Instagram while preserving users’ privacy

A machine learning program can spot risky conversations on Instagram by analyzing metadata clues, such as conversation length and participant engagement. The system was 87% accurate in identifying risky chats using sparse and anonymous details from over 17,000 private chats.

SourceDrexel University·JournalProceedings of the ACM on Human-Computer Interaction·TypeComputational simulation/modeling·DateApr 17, 2023

Warming climate will affect streamflow in the northeast

A new Dartmouth study examines how changes in precipitation and temperature due to global warming affect streamflow and flooding in the Northeast. The research finds that a warmer climate will lead to increased streamflow and higher flood risk, particularly if soils become wetter and more prone to heavy rainfall events.

SourceDartmouth College·JournalJAWRA Journal of the American Water Resources Association·TypeComputational simulation/modeling·DateApr 17, 2023

It’s all in the wrist: Energy-efficient robot hand learns how not to drop the ball

Researchers at the University of Cambridge designed a soft robotic hand that can grasp a range of objects using passive movement and tactile sensors. The hand successfully grasped 11 of 14 objects in tests, including a peach, computer mouse, and roll of bubble wrap, demonstrating its ability to predict when it might drop an object.

SourceUniversity of Cambridge·JournalAdvanced Intelligent Systems·DateApr 11, 2023

Gwangju Institute of Science and Technology and MIT researchers develop a natural and comfortable “seamless-walk” virtual reality locomotion system

A new VR locomotion system, Seamless-walk, offers a natural and comfortable experience without equipment or body pose recording. It uses high-resolution foot pressure imprints and machine learning to estimate the user's direction and movement speed.

SourceGIST (Gwangju Institute of Science and Technology)·JournalVirtual Reality·TypeExperimental study·DateApr 11, 2023

Scientists create model to predict depression and anxiety using artificial intelligence and social media

Researchers at the University of São Paulo used artificial intelligence and Twitter to develop a database and models that can detect depression and anxiety before clinical diagnosis. The study found that BERT performed best in predicting depression and anxiety, with a statistically significant difference from LogReg.

Four different autism subtypes identified in brain study

A new study from Weill Cornell Medicine has identified four clinically distinct groups of people with autism spectrum disorder, each with unique brain connection patterns and behavioral traits. The findings highlight the potential for personalized therapies tailored to individual subgroups, which may lead to more effective treatments.

SourceWeill Cornell Medicine·JournalNature Neuroscience·DateApr 7, 2023

Optimizing sepsis treatment timing with a machine learning model

A new machine learning model estimates optimal treatment timing for sepsis, taking into account vital signs and lab test results to predict patient survival. The model was trained on a dataset of over 14,000 individuals with sepsis and showed improved outcomes when actual treatment matched the recommended timeline.

SourceOhio State University·JournalNature Machine Intelligence·TypeComputational simulation/modeling·DateApr 6, 2023

New study shows the potential of machine learning in the early identification of people with inflammatory arthritis

A Swansea University study reveals the potential of machine learning in identifying Ankylosing Spondylitis (AS) patients, reducing diagnosis delays from eight years to earlier. The research uses a national data repository to develop a predictive model for AS detection, empowering GPs to refer patients more efficiently.

SourceSwansea University·JournalPLOS ONE·TypeData/statistical analysis·DateApr 5, 2023

Smart watches could predict higher risk of heart failure

A new study published in The European Heart Journal – Digital Health found that smart watch data can predict a higher risk of developing heart failure and irregular heart rhythms. Researchers used machine learning to analyze ECG recordings from wearable devices and identified extra beats as indicators of increased cardiovascular risk.

SourceUniversity College London·JournalEuropean Heart Journal - Digital Health·TypeData/statistical analysis·DateApr 3, 2023

Machine learning models rank predictive risks for Alzheimer’s disease

A recent study found that genetic risk scores are more predictive of Alzheimer's disease in adults over 65 than age. The study used machine learning models to rank risk factors, including household income, which emerged as an important risk factor. The findings suggest considering genetic information when working on Alzheimer's disease.

SourceOhio State University·JournalScientific Reports·TypeData/statistical analysis·DateMar 30, 2023

Prototype taps into the sensing capabilities of any smartphone to screen for prediabetes

Researchers at the University of Washington developed GlucoScreen, a new system that leverages smartphone capacitive touch sensing to measure blood glucose levels. The system's accuracy is comparable to standard glucometer testing, making it potentially less costly and more accessible for widespread screening.

SourceUniversity of Washington·JournalProceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies·DateMar 30, 2023

CSU machine learning model helps forecasters improve confidence in storm prediction

A machine learning model developed by Colorado State University researchers has been tested with forecasters at the Storm Prediction Center to improve medium-range severe weather forecasts. The tool provides a probabilistic measure of hazardous weather events, such as tornadoes and hail, four to eight days in advance.

SourceColorado State University·JournalWeather and Forecasting·TypeComputational simulation/modeling·DateMar 29, 2023

When it comes to neural networks learning motion, it’s all relative

Researchers developed a deep learning approach to recognize and predict motion using vector-based relative change in position. The method, VecNet+LSTM, scored higher than other frameworks in recognizing motion and predicting future movements. This study has implications for machine learning in video analysis and artificial intelligence.

SourceIntelligent Computing·JournalIntelligent Computing·TypeExperimental study·DateMar 29, 2023

Probe where the protons go to develop better fuel cells

A team led by Professor Yoshihiro Yamazaki from Kyushu University discovered the chemical innerworkings of a perovskite-based electrolyte developed for solid oxide fuel cells. By combining synchrotron radiation analysis, large-scale simulations, machine learning, and thermogravimetric analysis, they found that protons are introduced at...

SourceKyushu University·JournalChemistry of Materials·TypeExperimental study·DateMar 28, 2023

Machine learning combines with multispectral infrared imaging to guide cancer surgery

A new technique combines machine learning with short-wave infrared fluorescence imaging to detect precise tumor boundaries with higher accuracy than traditional methods. The approach achieved a remarkable per-pixel classification accuracy of 97.5 percent and demonstrated robustness against changes in imaging conditions.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Biomedical Optics·TypeExperimental study·DateMar 27, 2023

The evolution of a catalyst

A team of researchers used a genetic algorithm to discover an organic catalyst for the Morita–Baylis–Hillman reaction, which outperformed traditional catalysts. The computational method suggested new molecular structures that were not present in the initial population, leading to a novel discovery.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateMar 23, 2023

Shining a light into the ‘‘black box’’ of AI

An international team developed a novel method for evaluating AI interpretability methods to decipher the basis of AI reasoning and possible biases. The approach helps users understand what influences AI results and whether they can be trusted, especially in medical applications where AI-powered decisions can impact health and lives.

SourceUniversité de Genève·JournalNature Machine Intelligence·TypeNews article·DateMar 21, 2023

Development of technologies for automatic measurement and non-destructive observation of stomata in Arabidopsis thaliana

Researchers developed an image analysis algorithm that can automatically measure Arabidopsis thaliana stomatal aperture with high accuracy and speed. The technology also includes a portable imaging device for non-destructive observation using intact plants, allowing for rapid measurement of subtle changes in stomatal aperture.

SourceInstitute of Transformative Bio-Molecules (ITbM), Nagoya University·JournalPlant and Cell Physiology·TypeExperimental study·DateMar 20, 2023

New machine-learning approach enables to identify one molecule in a billion molecules selectively with graphene sensors

Researchers developed a machine learning model that maps graphene-gas molecule van der Waals complex bonding evolution for selective gas detection. The model achieved 100% accuracy in distinguishing between different atmospheric environments, showcasing its potential for environmental monitoring and non-invasive medical diagnosis.

SourceJapan Advanced Institute of Science and Technology·JournalSensors and Actuators B Chemical·DateMar 17, 2023

Could AI-powered object recognition technology help solve wheat disease?

A University of Illinois project uses AI-powered object recognition to quantify kernel damage in wheat, enabling faster disease analysis and improved resistance. The technology has shown promising results, with potential for an online portal to automate scoring and support breeders in their efforts to eliminate fusarium head blight.

Machine learning helps researchers separate compostable from conventional plastic waste with ‘very high’ accuracy

Researchers developed classification models using machine learning to accurately sort different types of compostable and biodegradable plastics from conventional ones. The technique achieved perfect accuracy for larger samples but showed some variability with smaller ones, highlighting its potential for industrial-scale implementation.

SourceFrontiers·JournalFrontiers in Sustainability·TypeImaging analysis·DateMar 14, 2023