Articles tagged with Computers
Math Professor Suncica Canic received a Top Houston Women in Technology award for her career achievements and research on improving stent design. UH students Irene Cooperstein Cole and Barbara Nishae Brooks were awarded $10,000 Kathi Bowles Scholarships for their exemplary performance in math and computer science.
The researchers created 'nanobarcodes' that can be read by computer scanners or observed under fluorescent light microscopes, allowing for the simultaneous identification of multiple pathogens. The technology has potential applications in genomic research, clinical diagnosis, and environmental monitoring.
Researchers explore how consumers construct their perceptions of self through loved possessions and activities. These objects play a crucial role in creating a coherent identity narrative, as they symbolically demarcate boundaries between the self and rejected identities.
Researchers found that undergraduate students react quickly to words with positive or negative connotations, indicating automatic memory links. These links can guide future behavior and decision-making in politics.
A study of nearly 4,500 men and women found that full-time workers who spent more time on sedentary activities engaged in significantly less exercise than part-time workers. This is likely due to the limited free time available to full-time workers, leading to a greater reliance on leisure activities.
Researchers at University College London have discovered how a well-specified bath affects the qubits in a crystal, which behaves as a primitive quantum computer. The study suggests that the effect can be controlled by radio waves and temperature of the bath, paving the way for stable quantum computing.
Mechanical engineers at Purdue University have created micro-channel heat sinks that can cool electronic components, enabling faster performance and better functionality. The devices are being developed to address the growing need for efficient cooling in advanced laser systems, microwave radar, and future computers.
Researchers develop new method to grow self-assembled and self-welded carbon nanotube devices, potentially leading to smaller but more powerful computers and electronic communication devices. The discovery could improve companies' competitive edge and help the $850 billion electronics industry advance.
Researchers at the University of Glasgow are developing a solution to the problem of safe mobile computing by utilizing 3D sound and gestures. This innovative approach allows users to interact with their devices as naturally as talking to a friend while walking, minimizing the risk of accidents.
Using informatics and computer modelling, researchers can speed up vaccine development by identifying common patterns in 'foreign' protein sequences. This approach has the potential to significantly reduce the number of proteins that need to be experimentally tested.
A software suite will be developed to simulate and calculate chemical properties, enabling the control of complex chemical processes in Navy's all-electric ships. The partnership combines advances in molecular theories, computer algorithms, and supercomputing capabilities.
Researchers found that brand communities exhibit transformative experiences, magic, religion, and supernatural elements. Consumers take on a cult-like role, modifying products, innovating, and sharing stories to sustain the brand's values and beliefs.
The Einstein@Home project searches data from US and European gravitational wave detectors for signals from rapidly rotating compact quark and neutron stars. The project utilizes an army of home computer users to analyze the data, requiring enormous computational power.
A new study suggests that the anterior cingulate cortex (ACC) functions as an early warning system to help recognize and avoid high-risk situations. The ACC learns to warn us of potential mistakes before difficult decisions must be made, allowing for more careful behavior.
A Rutgers College of Nursing faculty member is developing an interactive computerized decision support system to deliver culturally relevant HIV health promotion messages. The system will use video vignettes to promote safer sexual practices and assess HIV risk behaviors.
A Dutch researcher has developed a computer program that can play the ancient board game of Go on a 5x5 playing board, as well as larger boards up to 6x6 rows. The program uses both search and learning techniques to analyze games and predict strong positions, life and death, and potential territory.
The XCCDF specification document provides a flexible, vendor-neutral format for measuring conformance to security benchmarks and generating records of benchmark tests. NIST is developing computer security checklists for widely used government agencies with the help of organizations like NSA and DHS.
Researchers are developing a new prototype for retrieving 3D archaeological structure data from subsurface surveying, enabling the creation of an underground image of pre-Inca city Tiwanaku. This three-year project aims to overcome technological bottlenecks in processing and fusing large amounts of sub-surface data.
Researchers at the University of Utah are developing a wireless version of the Utah Electrode Array, which will enable people with paralysis to control devices with their minds. The project aims to implant the device in the brains of blind individuals and paraplegics, allowing them to see, stand, and walk again.
A study found that people use different strategies to complete a jigsaw puzzle, which can increase competition and conflict when collaborating with others. The researchers identified two main approaches: 'border obsessives' who focus on completing the border first, and 'opportunistic' puzzlers who take a more creative approach.
Researchers found that laptop use increased left and right scrotal temperatures by 2.6°C and 2.8°C, respectively, potentially harming sperm production and fertility. The study suggests men consider limiting laptop use on their laps to prevent long-term reproductive health issues.
The study, led by Dr. Miguel Nicolelis, demonstrates the ability to distinguish patterns of brain activity in awake animals, including fleeting changes during sleep stages. The new analytical technique enables unprecedented insights into the healthy brain and neurological diseases like epilepsy and Alzheimer's.
Researchers developed a mathematical theory that describes the universal shape of stalactites, found in caves worldwide. The theory, based on fluid dynamics and geometry, reveals an ideal form underlying all stalactite shapes, with actual formations differing by less than 5%.
Professor Carsten Peterson and his team demonstrate how genes interact to produce stable systems, using the fruit fly as a model organism. They found that canalyzing rules, where one controlling gene activates another without affecting it, are present in almost 200 genetic networks in fruit flies.
A computer program reads CT scans and combines with radiologist's judgment to detect lung cancer, improving detection rates. The system analyzes size, texture, density, and change over time of nodules to determine cancer likelihood.
A statistical model was developed to automatically determine heart contours from X-ray images, reducing time and variability in observer interpretations. This technology has been incorporated into a commercial software application used by physicians and surgeons to improve diagnosis and treatment of heart conditions.
A new study found that computer-assisted standing orders for nurses resulted in significantly better adult immunization rates compared to traditional physician reminders. The study showed that 42% of patients in the standing order group received influenza vaccine, while only 30% in the physician reminder group did so.
Scientists have created a model that simulates how corrosion spreads through an alloy, inspired by the cracking of a brick wall. The research could help predict when preventive maintenance is needed for aircraft materials.
The study found that computer vignettes are more accurate than medical records in measuring physician performance, especially in assessing an individual doctor's strengths and weaknesses. Vignettes were shown to be effective in identifying areas of improvement for physicians within a clinic.
The LSU FACES Lab is building a comprehensive database of Louisiana's missing and unidentified persons. The project will utilize DNA information, dental structure, and other characteristics to identify individuals. The database will be searchable and will initially be accessible only to law enforcement agencies.
Researchers examined software tools designed to acquire information from PDAs, including deleted data and user passwords. The study aims to provide a comprehensive overview of the capabilities and limitations of these tools.
Researchers have developed a new system to improve heart defibrillation by targeting rogue electrical waves in arrhythmia. The device produces milder shocks, reducing the amount of energy required, which could lead to smaller, longer-lasting devices that spare patients from frequent replacements.
A study reveals that the apparent movement of eyes in paintings is caused by visual perception, not supernatural forces. The researchers found that changes in viewing direction had little effect on the observers' perceptions, except for making the torso look thinner when viewed from an angle.
Researchers are creating a system that allows computers to monitor the health and emotional state of users, using thermal imaging to detect vital signs. The goal is to create a two-way exchange between humans and computers, enhancing the user experience while preventing illnesses.
A survey of over 200 respondents found that more than half struggled to keep track of paper documents, losing them at least once a week, compared to electronic information. The study highlights the need for better tools to help people organize their information effectively, regardless of its form or location.
Researchers at the University of Illinois have developed a novel polyester lubricant called SHP that improves computer hard drive performance and lasts longer. The lubricant, which has good adhesion properties, shields the disk from damage during contact with the head, allowing for faster reading and writing.
The new software uses AI to identify aesthetically important elements in photographs, then distills them into a cubist composition. It has the potential to revolutionize animation production and create new forms of automated art.
The NIST guide provides practical techniques for extracting digital data without altering information or making it appear altered. It covers topics such as securing digital evidence, hardware/software operating systems, physical access, and retrieving configuration information.
Farid's algorithm uses statistical clues to detect tampering in digital images, making it harder for people to manipulate photos. The technology has the potential to prevent fake photos from influencing public opinion and trust, especially in news reports.
A new algorithm developed by USC computer scientist Mathieu Desbrun can simplify complex 3-D files into smaller, highly accurate meshes. This breakthrough facilitates the sharing and processing of geometric datasets in various applications, including animation, video games, and virtual museums.
The Virtual Haptic Back system uses a sophisticated haptic interface to simulate the sensation of touching a human back. Medical students can practice palpation skills on simulated backs, improving their ability to diagnose dysfunctions and address two major challenges in osteopathic doctor training.
The Wearable Low Vision Aid (WLVA) is a portable system that uses an infrared camera and head-mounted display to warn users of potential hazards. The device projects a warning icon onto the user's retina using an illuminated, vibrating crystal, alerting them to obstacles such as branches or trash cans.
Researchers at the University of New South Wales have mathematically quantified the emotional impact of music, finding that arousal is associated with loudness and tempo. The study used a two-dimensional emotional space to analyze subjects' responses to four classical musical compositions.
A new CAD system has been shown to detect 77% of computer-identified false positives, leading to more accurate polyp detection. The technology holds promise for increasing widespread colon cancer screening due to its ability to significantly reduce the difficulty and time required for exam interpretation.
A new computer technique has been developed to differentiate between malignant and benign calcifications on digital mammograms. The system achieved performance comparable to radiologists in classifying these calcifications, with a 79% accuracy rate in a test using one malignant case and one benign case.
A team of scientists developed a biological computer that can diagnose cancer and produce a drug to kill cancer cells in a test tube. The system uses pre-programmed medical knowledge and DNA-manipulating enzymes to identify cancer biomarkers and release targeted therapy.
Researchers found that the ultimate speed of magnetic switching is at least 1,000 times slower than previously expected. The experiment's results have significant implications for future hard disk computer drive technologies.
Researchers found that using an escrow settlement model settles cases more quickly and reduces litigation costs by 37%. The study, published in the Journal of Economic Behavior and Organization, showed that 69% of cases were settled out of court using this method.
A new electronic relationship between physicians and patients will enable seamless sharing of knowledge, responsibility, and decision-making. The growth of electronic communication options offers opportunities for enhanced doctor-patient relationships, increased patient safety, and improved healthcare outcomes.
Researchers at MIT have discovered that the human brain can recognize faces in blurry images when surrounded by contextual clues, such as a body. This finding has significant implications for the development of better machine vision systems and may also shed light on neurological conditions like autism.
The MIT 'Weird Fields' contest utilizes creative visuals to help students grasp abstract electromagnetism concepts. By exploring vector fields through interactive software, students can better comprehend the physics behind electromagnetic forces.
The Coalition Chat Line, a trans-lingual instant messaging technology, was successfully implemented at several US and allied sites in Iraq. The system enabled commanders and operators to communicate rapidly and reliably, even when speaking different languages, reducing costs and delays associated with conventional translation practices.
The Berkeley Lower Extremity Exoskeleton (BLEEX) is a wearable device that enhances human strength and endurance. The system combines a human control system with robotic muscle, allowing the wearer to walk, squat, and bend without reduced agility.
St. Philip Neri's team won the IEEE-USA national award with their communications system, which uses antennas and titanium microchips to transmit signals via bone conduction. The system was praised for its creativity and potential to become an asset for everyone in the future.
A new computer method called FamClash has been developed to predict the activity of hybrid enzymes, which are created by combining similar enzymes from different organisms. The approach identifies incompatible residue pairs that can lead to reduced enzyme activity, and provides valuable insights for protein engineering interventions.
Experts argue that electronic voting machines should print a paper copy of the ballot, allowing voters to inspect and verify their votes. The push for a 'voter-verifiable paper audit trail' aims to prevent machine errors and ensure election integrity.
Researchers at University of Toronto have developed a system that allows robots to navigate using their own unique sounds, generated by pre-recorded phrases played through elevated speakers. The system uses an array of stationary microphones to locate the robot on a virtual map and guide it around obstacles.
CPOE reduces medical errors by improving communication and order tracking, but its use is hindered by implementation difficulties. Silent errors occur due to system design disconnects, including data entry and retrieval issues, and loss of face-to-face interactions.
Professor Behrokh Khoshnevis has developed a new machine that can produce 3D 'printouts' in plastic and metal more quickly and cheaply than existing systems. The 'Selective Inhibition of Sintering' (SIS) process uses high heat to melt only selected areas, reducing energy intensity and cost.
The MIT team uses data mining to search for patterns in a large dataset, reducing the number of structures the computer needs to explore. This allows for more efficient discovery of new materials with desired properties.