Current Accuracy News and Events

Current Accuracy News and Events, Accuracy News Articles.
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Twist-n-Sync: Skoltech scientists use smartphone gyroscopes to sync time across devices
Skoltech researchers have designed a software-based algorithm for synchronizing time across smartphones that can be used in practical tasks requiring simultaneous measurements. This algorithm can essentially help turn several devices into a full-fledged network of sensors. (2021-02-22)

You snooze, you lose - with some sleep trackers
Wearable sleep tracking devices - from Fitbit to Apple Watch to never-heard-of brands stashed away in the electronics clearance bin - have infiltrated the market at a rapid pace in recent years. And like any consumer products, not all sleep trackers are created equal, according to West Virginia University neuroscientists. (2021-02-17)

Scientists developed a novel method of automatic soil mapping
A team of soil scientists developed a new approach to the automatic generation and updating of soil maps. Having applied machine learning technologies to a set of rules traditionally used by experts in manual mapping, the team obtained a highly accurate model that provides easy-to-interpret results. (2021-02-15)

Silicon chip provides low cost solution to help machines see the world clearly
Researchers in Southampton and San Francisco have developed the first compact 3D LiDAR imaging system that can match and exceed the performance and accuracy of most advanced, mechanical systems currently used. (2021-02-10)

Clear-sky detection methods in a highly polluted region still need further improvements
Clear-sky detection methods in a highly polluted region still need further improvements. (2021-02-09)

Monitoring precious groundwater resources for arid agricultural regions
A pioneering framework will monitor groundwater use for agricultural irrigation across Saudi Arabia. (2021-02-08)

New ion trap to create the world's most accurate mass spectrometer
Mass spectrometers are widely used to analyze highly complex chemical and biological mixtures. Skoltech scientists have developed a new version of a mass spectrometer that uses rotation frequencies of ionized molecules in strong magnetic fields to measure masses with higher accuracy (FT ICR). The team has designed an ion trap that ensures the utmost resolving power in ultra-strong magnetic fields. (2021-01-28)

To combat false news, correct after reading
A new study co-authored by MIT scholars finds that fact-checking labels, when attached to online news headlines, actually work better after people read false headlines, not when the labels precede the headline or accompany it. (2021-01-26)

AI used to predict early symptoms of schizophrenia in relatives of patients
University of Alberta researchers have taken a step forward in developing an artificial intelligence tool to predict schizophrenia by analyzing brain scans. In recently published research, the tool was used to analyze functional magnetic resonance images of 57 healthy first-degree relatives (siblings or children) of schizophrenia patients. It accurately identified the 14 individuals who scored highest on a self-reported schizotypal personality trait scale. (2021-01-26)

New advances in the detection of bias in face recognition algorithms
A team from the Computer Vision Center (CVC) and the University of Barcelona has published the results of a study that evaluates the accuracy and bias in gender and skin colour of automatic face recognition algorithms tested with real world data. Although the top solutions exceed the 99.9% of accuracy, researchers have detected some groups that show higher false positive or false negative rates. (2021-01-25)

Cancer can be precisely diagnosed using a urine test with artificial intelligence
The Korea Institute of Science and Technology(KIST) announced that the collaborative research team led by Dr. Kwan Hyi Lee from the Biomaterials Research Center and Professor In Gab Jeong from Asan Medical Center developed a technique for diagnosing prostate cancer from urine within only twenty minutes with almost 100% accuracy. The research team developed this technique by introducing a smart AI analysis method to an electrical-signal-based ultrasensitive biosensor. (2021-01-21)

Using ancient fossils and gravitational-wave science to predict earth's future
New research on predicting the earth's future climate: Using gravitational-wave science, a group of international scientists, including Australian OzGrav astrophysicist Ilya Mandel, studied ancient marine fossils as a predictor of climate change. (2021-01-19)

New method makes better predictions of material properties using low quality data
By combining large amounts of low-fidelity data with smaller quantities of high-fidelity data, nanoengineers from the Materials Virtual Lab at UC San Diego have developed a new machine learning method to predict the properties of materials with more accuracy than existing models. Crucially, their approach is also the first to predict the properties of disordered materials--those with atomic sites that can be occupied by more than one element, or can be vacant. (2021-01-14)

Diffractive networks light the way for optical image classification
There is renewed interest in optical computing due to its potential advantages, including parallelization, power-efficiency, and computation speed. Diffractive networks utilize deep learning-based design of successive diffractive layers to all-optically process information as the light is transmitted from the input to the output plane. UCLA researchers significantly improved the statistical inference performance of diffractive optical networks using feature engineering and ensemble learning, which is important for applications including all-optical object classification and computational imaging. (2021-01-13)

Twitter croudsourcing found effective for dermatologic diagnoses
New study from researchers at the University of Paris provides support for social media as a potentially useful tool in the doctor's diagnostic toolkit and a way for general practitioners with questions to connect to specialists who may have the answers. (2021-01-12)

Biomarkers in fathers' sperm linked to offspring autism
Epigenetic biomarkers in human sperm have been identified that can indicate a propensity to father children with autism spectrum disorder. In the study, researchers identified a set of genomic features, called DNA methylation regions, in sperm samples from men who were known to have autistic children. Then in a set of blind tests, they were able to use the presence of these features to determine whether other men had fathered autistic children with 90% accuracy. (2021-01-11)

College football players underestimate risk of injury and concussion
College football players may underestimate their risk of injury and concussion, according to a new study published today in JAMA Network Open. Christine Baugh, PhD, MPH, assistant professor of medicine at the University of Colorado School of Medicine and member of the CU Center for Bioethics and Humanities, is the corresponding author of the article, ''Accuracy of US College Football Players' Estimates of Their Risk of Concussion or Injury.'' (2020-12-29)

HSE researchers use neural networks to study DNA
HSE scientists have proposed a way to improve the accuracy of finding Z-DNA, or DNA regions that are twisted to the left instead of to the right. To do this, they used neural networks and a dataset of more than 30,000 experiments conducted by different laboratories around the world. Details of the study are published in Scientific Reports. (2020-12-17)

Machine learning boosts the search for 'superhard' materials
Superhard materials are in high demand in industry, from energy production to aerospace, but finding suitable new materials has largely been a matter of trial and error based on classical materials such as diamonds. Now researchers have reported a machine learning model that can accurately predict the hardness of new materials, allowing scientists to more readily find compounds suitable for use in a variety of applications. (2020-12-17)

New research could lead to better eyewitness recall in criminal investigations
A team of researchers, including faculty at Binghamton University, State University of New York, explore ways to potentially improve the recall of eyewitnesses in a new paper in the Journal of Cognitive Psychology. (2020-12-16)

Wielding a gun makes a shooter perceive others as wielding a gun, too
Nearly a decade ago, cognitive psychologist Jessica Witt wondered if the mere act of wielding a firearm could bias someone to perceive another person as wielding one, too - and more importantly, if such a bias could be scientifically measured. A series of experiments later, Witt and her research team concluded, yes and yes. The team has recently published a new set of experiments further underscoring what they call the ''gun embodiment effect'' in the journal Cognitive Research: Principles and Implications. (2020-12-09)

Sensor can detect scarred or fatty liver tissue
MIT engineers have now developed a diagnostic tool, based on nuclear magnetic resonance (NMR), that could be used to detect both fatty liver disease and liver fibrosis. (2020-12-02)

Earth faster, closer to black hole in new map of galaxy
Earth just got 7 km/s faster and about 2000 light-years closer to the supermassive black hole in the center of the Milky Way Galaxy. But don't worry, this doesn't mean that our planet is critical. Instead the changes are results of a better model of the Milky Way Galaxy based on new observation data, including a catalog of objects observed over the course of more than 15 years by the Japanese radio astronomy project VERA. (2020-11-30)

Accurate and efficient 3D motion tracking using deep learning
A new sensing method has made tracking movement easier and more efficient. A research group from Tohoku University has captured dexterous 3D motion data from a flexible magnetic flux sensor array, using deep learning and a structure-aware temporal bilateral filter. (2020-11-27)

Scientists apply the METRIC model to estimate the land surface evapotranspiration in Nepal
Scientists apply the METRIC model to estimate the land surface evapotranspiration in Nepal (2020-11-24)

Memories of past events retain remarkable fidelity even as we age
Even though people tend to remember fewer details about past events as time goes by, the details they do remember are retained with remarkable fidelity, according to a new study. This finding holds true regardless of the age of the person or the amount of time that elapsed since the event took place. (2020-11-24)

Accuracy of rapid COVID test may be lower than previously suggested
The accuracy of a rapid finger-prick antibody test for SARS-CoV-2, the virus responsible for covid-19 infection, may be considerably lower than previously suggested, finds a study published by The BMJ. (2020-11-11)

New method developed by Lithuanian scientists can reach 90% accuracy in detecting melanoma
A team of researchers from Kaunas University of Technology and Lithuanian University of Health Sciences proposed a non-invasive method for detection of melanoma. A patented computer-aided diagnostic system developed by Lithuanian scientists proved to be more than 90% accurate in detecting malignancy in diagnostic images of skin lesions acquired from 100 patients. (2020-11-09)

Ultrasound-guided percutaneous needle biopsy excellent for small pleural lesions diagnosis
According to an open-access article in ARRS' American Journal of Roentgenology, ultrasound (US)-guided percutaneous pleural needle biopsy (PCPNB) has excellent diagnostic accuracy for small pleural lesions. ''In multivariable analysis,'' the authors concluded, ''pleural morphology on US and needle pathway length through the pleura independently predicted diagnostic yield,'' adding that if the pleura is nodular or thicker than 4.5 mm on CT, US-guided PCPNB is justifiable as an initial or repeat diagnostic test. (2020-11-06)

Scientists develop method to detect charge traps in organic semiconductors
Scientists at Swansea University have developed a very sensitive method to detect the tiny signatures of so called 'charge traps' in organic semiconductors. (2020-11-04)

Machine learning that predicts anti-cancer drug efficacy
Research on anti-cancer drug response in patient-derived artificial organoids and transcriptome learning of genes associated with anti-cancer target proteins. (2020-11-01)

Drones as stinger spotters
Researchers from James Cook University in Cairns have demonstrated, for the first time, the potential for off-the-shelf drones to be used to detect deadly box jellyfish. (2020-10-29)

Location and extent of coral reefs mapped worldwide using advanced AI
researchers from the Arizona State University Center for Global Discovery and Conservation Science have generated a global coral reef extent map using a single methodology capable of predicting the location of shallow coral reefs with nearly 90% accuracy. (2020-10-28)

DNA sleuths target ivory poachers
The tiniest amount of DNA is being accurately analysed to identify the origins of old ivory. This clever new technique has the potential to thwart international ivory poachers, by placing the origins of ivory pieces into accurate source locations, thereby identifying specific areas where ivory poachers are actively operating. (2020-10-26)

Easy home cancer test means patients can avoid hospital for colonoscopies
Findings from the largest international research study found that using FIT is almost 100% accurate at ruling out bowel cancer in patients with suspicious symptoms. During COVID, cancer diagnostics services were suspended and continue to be disrupted. Clinicians in London, along with NHS England, London region, agreed to rapidly implement the use of the same easy home test used in the bowel cancer screening programme, the FIT (faecal immunochemical test), to rule out cancer in people with suspected symptoms. (2020-10-23)

Diagnosing Parkinson's disease with skin samples could lead to earlier detection
New research shows a simple skin test can accurately identify Parkinson's disease, which could lead to earlier detection of the disease and better outcomes for patients. Currently, Parkinson's disease is diagnosed by clinical signs and symptoms but only definitively diagnosed at autopsy. The researchers conducted a blinded study of 50 skin samples using an assay originally designed to detect mad cow disease. (2020-10-21)

Best materials for border molding in complete dentures fabrication
Application of border molding procedure in the treatment of edentulous jaws (toothlessness in either jaw) increases retention and stability of the prosthesis. In a study in the open-access journal Folia Medica, scientists determined the best impression materials for the procedure. After border molding, the negative pressure between the custom tray and the prosthetic field is created. This is an informal indication for a good impression. Quantitative measurement of negative pressure is possible under clinical conditions. (2020-10-06)

Harnessing big data and artificial intelligence to predict future pandemic spread
During COVID-19, artificial intelligence (AI) has been used to enhance diagnostic efforts, deliver medical supplies and even assess risk factors from blood tests. Now, artificial intelligence is being used to forecast future COVID-19 cases. (2020-09-29)

Patients' breathing test comes up short on accuracy, study finds
A routine test used to monitor patients' breathing may be unreliable and putting them at risk, a study suggests. Incorrect results can mean clinical staff fail to spot how unwell a patient with respiratory problems is becoming, researchers say. (2020-09-27)

New mathematical tool can select the best sensors for the job
In the 2019 Boeing 737 Max crash, the recovered black box from the aftermath hinted that a failed pressure sensor may have caused the ill-fated aircraft to nose dive. This incident and others have fueled a larger debate on sensor selection, number and placement to prevent the reoccurrence of such tragedies. Texas A&M University researchers have now developed a comprehensive mathematical framework that can help engineers make informed decisions about which sensors to use. (2020-09-17)

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