Articles tagged with Image Analysis
Researchers developed a method to accurately assess prostate cancer severity by analyzing magnetic resonance images and spectra. This technique has shown over 90% accuracy in distinguishing low-grade from high-grade prostate cancers, which could lead to better patient management and cost savings.
Dr. George Papanicolaou receives the William Benter Prize for his work on Monte Carlo simulation and its applications in imaging analysis, tackling challenges in cluttered environments. The award supports his efforts to develop effective algorithms for detecting and imaging in varying degrees of clutter.
A team from Brown University has discovered extensive glaciofluvial valleys on Mars, which were formed by running water originating from glaciers. The findings, published in Icarus, indicate that water existed on the planet as recently as several hundred million years ago.
Researchers developed a dynamic HIV testing device that eliminates human error and requires no technician intervention. The device is 100% accurate, inexpensive, portable, and self-contained, making it suitable for rural clinics and pharmacies in developing countries.
The UCLA engineer has created a miniature microscope, the world's smallest and lightest for telemedicine applications. The lensless microscope can deliver health care in resource-limited settings by analyzing blood samples or fluids instantly.
Researchers applied a new strategy to investigate the effects of thousands of genes on endocytosis, revealing precise definitions of what cells need when and where. This understanding could lead to preventing infections and developing treatments for diseases like Alzheimer's and Huntington's.
Visual Analytics enables users to evaluate data more accurately by highlighting patterns and connections that may be overlooked, ultimately leading to reliable decision-making. The technology has significant potential for the financial market, allowing trends and risks to be identified quickly.
The TRMM satellite has observed a significant decrease in the diameter of Tropical Cyclone Gelane's eye, now measuring approximately 10 nautical miles. Heaviest rainfall is located in the southwest quadrant of the eye, with rain rates reaching up to 2 inches per hour.
Researchers analyzed images of ground motion before and after the January 12 earthquake, confirming that only the western half of a fault segment ruptured. The data suggests a significant risk of another major quake striking Port au Prince within the next 20-30 years.
A new method developed by Mayo Clinic and IBM uses analytics technology to detect brain aneurysms with a 95% accuracy rate, compared to 70% for manual interpretation. The system can identify images in 3-5 minutes, improving efficiency and saving radiologists' time.
Galaxy Zoo Mergers allows citizen scientists to compare real images of colliding galaxies with millions of simulated images. This project aims to understand why the universe contains its mix of galaxies, including spiral arms and compact star balls.
A Dartmouth professor used digital forensics to analyze the famous Oswald photo, finding no evidence of tampering. The analysis ruled out a conspiracy and provided new insight into the photo's authenticity.
TRMM satellite captures heavy rainfall in Tropical Storm Neki's northeast quadrant, indicating intensification of the storm. The storm is expected to strengthen and potentially make landfall over Johnston Island by Thursday.
Researchers will catalog digitized images and artifacts, building tools for online searches of ancient Cyprian artifacts. The project aims to preserve artistic and cultural heritage in Cyprus, with potential benefits for other ancient cultures.
Researchers at the University of Utah developed three new iPhone apps to help scientists, students, and doctors study human anatomy and analyze medical images. AnatomyLab allows users to dissect a cadaver in 40 layers, while ImageVis3D Mobile enables interactive 3-D visualization of large data sets.
Katherine Rhode's five-year NSF CAREER award will fund a wide-field imaging survey of globular cluster systems in giant galaxies up to 65 million light years away. The goal is to quantify properties and test theories on galaxy formation.
Researchers at Clemson University have developed advanced facial recognition techniques using iris and periocular features, enabling accurate identification even with partially obstructed faces. The new methods could be used for airport, border, and home security applications.
Researchers identified the Myosin II-actin machinery powering neuronal migration, revealing how glial cells guide neurons to their correct place in the developing brain. This finding offers new insights into brain organization and could lead to better understanding of disorders like epilepsy and mental retardation.
A team of researchers led by Dr. Nicholas Lang is studying three ancient Martian volcanoes to better understand the planet's history and potential water sources. The study may have implications for the search for life on Mars, as liquid water could have existed in the past.
A new video 'perfection tool' from Tel Aviv University can enhance raw video images to identify suspects, improving the odds of locating terrorists or identifying criminal suspects. The tool uses algorithms to stabilize images, allowing objects that are really moving to be distinguished from chaotic atmospheric changes.
A new study found that patients with diabetes and retinopathy have a strong association with obstructive sleep apnea, suggesting a link between the two conditions. The researchers recommend that doctors and nurses consider screening for OSA in type 2 diabetes patients with retinopathy.
Researchers found that Deity Yoga (DY) meditation enhances mental rotation and visual memory skills. DY practitioners showed significant improvements compared to Open Presence (OP) meditators and controls after a 20-minute meditation session.
A new study published in PLOS Computational Biology found that the most useful information for face recognition comes from eye images, which provide the least 'noisy' result. The study analyzed over 800 male and female face images to understand why our brains prefer a coarse resolution for face recognition.
Researchers have proven that supernovae are caused by the explosion of two dying red supergiant stars, providing a breakthrough in understanding massive star death and the formation of chemical elements. This discovery sheds light on the origin of the universe's heaviest elements.
THESEUS aims to develop an internet-based knowledge infrastructure using semantic technologies that can identify content meaning and classify it. This will enable computers to understand context and draw logical conclusions about data.
Researchers have found a way to increase sensitivity of solid-state nuclear magnetic resonance (SSNMR) by doping samples with paramagnetic copper-acid solution, reducing the waiting period from up to three seconds to 20 times.
A graphical analysis assesses the vulnerability of different US crops to pests, identifying soybean and maize as highly connected, while cotton and wheat are less connected. The study suggests encouraging cropping patterns that disrupt connectivity to minimize pest spread.
A team of Yale University astronomers discovered that galaxies stop forming stars before their central supermassive black holes reach their most powerful stage. The study found no bright AGN at the centers of star-forming galaxies, suggesting that the shutting-down process occurs earlier in the AGN's lifetime.
Researchers at Carnegie Mellon University developed a novel ultrasound display that allows doctors to view images within the object being scanned, reducing the need for visualization. This innovation improves accuracy in surgeries guided by ultrasound technology, which relies on combining direct perception and visualization.
A Brown University researcher has discovered that men tend to have more reddish skin and greenish skin is more common for women. The finding has important implications in cognitive science research and potential industry applications in facial recognition technology and advertising.
The study aims to separate dysfunctional brain activity from 'noise' using spatial statistical modeling, a new technique that uses neighboring locations to strengthen weak signals. The research could help identify specific areas of the brain affected by the syndrome in Persian Gulf War veterans.
CSIRO's Biotech Imaging team has created software to objectively test hair removal products' effectiveness. The technology uses images captured by a small scanner and algorithms to detect hair length and number, providing insights into growth and removal.
A new NIST technique uses an optical microscope to quickly analyze nanoscale dimensions with high sensitivity. The 'Through-focus Scanning Optical Microscope' (TSOM) method has potential applications in nanomanufacturing, semiconductor process control, and biotechnology.
The AAAS study found 626 points of destruction affecting civilians in 24 villages near Tskhinvali, with significant fire damage and evidence of military activity. The analysis contradicts Russia's claim that Georgian troops inflicted most of the damage.
LIALDA demonstrated a steady 5-ASA release throughout the entire colon, with prolonged disintegration in the ascending colon. A post hoc analysis also found that patients could achieve complete symptom resolution after up to 16 weeks of LIALDA treatment.
The introduction of handheld echocardiography machines promises to revolutionize cardiac diagnosis and treatment. These portable devices will enable doctors to quickly assess heart valves and pumping power, potentially saving lives in emergency situations.
Researchers in India developed an X-ray image analysis technique that detects the early stages of tooth decay by analyzing X-ray wavelengths. This method could help save affected teeth and prevent tooth loss.
A new technology developed at Purdue University detects trace amounts of explosives, drugs, or other materials left behind in fingerprints. It can also distinguish between overlapping fingerprints, a difficult task for current optical forensic methods.
Researchers calculated the great white's bite force to be up to 1.8 tonnes, making it more than 20 times harder than a human. The team also estimated the bite force of the extinct giant shark Carcharodon megalodon at 10.8-18.2 tonnes.
Researchers at UC San Diego are using statistical pattern recognition and image processing to help the U.S. military better detect hidden roadside explosives. They aim to identify suspicious objects like camouflaged bombs using visible and infrared images analyzed by algorithms.
A sweeping analysis of 77 studies involving over 15,000 subjects found that media exposure to ultra-thin models significantly increased women's concerns about their bodies. The study suggests that the impact is growing stronger over time, contributing to health issues like low self-esteem and obesity.
Researchers at Carnegie Mellon University have developed a software toolbox that can automatically analyze protein patterns in human tissues. This tool can help identify biomarkers useful for cancer diagnosis and therapy, enabling a better understanding of how cells work and advancing disease detection.
Scientists have developed a technique that combines atomic force microscopy with spectroscopic imaging to analyze extremely small sample sizes. This new approach enables the analysis of samples down to femtogram levels, revolutionizing the field of nanoscale chemical analysis.
A recent study published in the Journal of Nuclear Cardiology found significant differences in diagnostic performance among commercial software packages used for cardiac SPECT imaging. The collaborative research project aims to standardize cardiac-image analyses, enhancing medical outcomes and technology effectiveness.
A study in mice suggests that a spectral imaging system could provide immediate results during Hirschsprung's disease surgeries, increasing patient safety and operating room efficiency. This technology identifies diseased tissue based on wavelength, allowing precise localization of interventions.
The new microscope uses aberration-correction technology to form color images uniquely identifying individual atoms in a crystal and showing how they bond. It allows scientists to analyze materials at the atomic scale, enabling better development of new materials for electronic circuits and nanoscale devices.
According to data analysis, ships launched from the port side tend to have more male passengers and crew members, whereas the starboard side is predominantly female and child-heavy. This pattern is attributed to historical social norms and order maintenance on vessels.
NASA researchers found that 2007 was tied with 1998 for the second-warmest year on record, with significant warming in the Arctic region. The study used temperature data from various sources and confirmed a strong trend of global warming over the past 30 years.
People with BDD perceive themselves as ugly and disfigured, despite normal brains. Functional imaging reveals abnormal brain processing of visual details, with the left side activated more often than in controls.
A new AAAS analysis uses high-resolution satellite images to document human rights violations in eastern Burma. The research confirms eyewitness accounts of village destruction, forced relocations, and a growing military presence at 25 sites.
The National Institute of Standards and Technology (NIST) has improved a real-time magnetic microscopy system to analyze magnetic audio and video tapes with four times the resolution previously available. This faster and more accurate system reduces risk of contaminating tapes and offers enhanced forensic capabilities.
The grant unifies labs, extending technologies and adding computation and visualization resources. Researchers will analyze large volumes of data from non-invasive imaging technologies to study brain function, detect cognitive impairment, and improve biometrics-based security.
A new algorithm, 'particle picking by segmentation,' enables fast and reliable selection of images for 'crystallization in silico' from millions of candidates. By focusing on background noise, the approach improves yields over existing methods.
The NIST investigation found working hypotheses for WTC 1 and 2 collapses, key visual observations from photographic and videographic images, and insights from computer models and first-person interviews. The report also summarizes laboratory fire tests and experimental work on steel recovered from the WTC.
Researchers at OHSU will explore the use of evolutionary computing to analyze images and classify abnormalities in the prostate. The goal is to create a more accurate and less invasive method for detecting prostate cancer.
The project aims to create new information processing technologies for extracting detailed understanding of biological processes from images depicting biological molecules within cells or tissues. The researchers will establish a digital library for bio-molecular images, facilitating image bioinformatics and large-scale biology.
Researchers have discovered kilometer-wide stretches of bare bedrock, exposing strong environmental forces that scour the surface. The data also reveals common accumulations of loose rock on martian hillsides, indicating recent weathering processes. These findings suggest a dynamic Mars with active geological features.
A team of researchers is testing a new hyperspectral sampling technique to identify expansive clays in Colorado construction sites. The method, developed from NASA analysis techniques, aims to reduce remediation costs and prevent damage caused by swelling soils.
Researchers at Rensselaer Polytechnic Institute have developed a new terahertz imaging technique that allows for faster and more detailed imaging of biological tissue. The technique uses single pulses of terahertz radiation to produce high-resolution images with the potential to automate diagnostic analysis.
A research team led by William Laurance found that Amazonian forest destruction rates have risen sharply since 1995, contrary to the Brazilian government's claims. Deforestation has increased due to infrastructure projects and expanding logging and mining industries.