Articles tagged with Computers
A recent study published in Psychological Science found that people tend to prefer the option they chose over the one they rejected, and this preference can last for years. The researchers used a vacation destination rating task to demonstrate this effect, which was only observed when participants made their own choices.
A home-based computer software, ClockMe System, allows adults to screen themselves for early signs of dementia. The system scores the participant's clock-drawing test and records the duration and timing of the test, providing valuable insight into thought processes.
A Mayo Clinic study confirms the effectiveness of smartphone teleradiology applications in evaluating stroke patients in remote settings. The study shows high agreement (92-100%) among reviewers on critical radiological features, paving the way for telemedicine expansion.
The proposed algorithm generates feature sensitive non-uniformly distributed discrete sample points for underlying point sets. It uses a Gaussian sphere-based sampling scheme to simplify the point set surfaces, and then applies an adaptive re-sampling framework to generate the desired samples.
Researchers at the University of Bristol have developed a new type of screen display called Tilt Displays, which can physically tilt along multiple axes and move vertically. The device has received positive feedback from users, who found it easy to interact with and associate with new methods of presenting and consuming 3D content.
The University of New Hampshire will receive two new instruments, a DNA sequencer and a computer cluster, to advance its genome studies and space science research. The new equipment will enable researchers to study emerging diseases, environmental changes, and space weather with greater precision.
Researchers from Brown University developed a computer program that recognizes sketches as they're drawn in real time, with around 56-percent accuracy. The program uses a large database of sketches to teach a computer how humans sketch objects, enabling better sketch-based interface and search applications.
The low-cost scanner can be manufactured for £30-40 and produces an output power that is 10-100 times lower than conventional hospital ultrasounds. It aims to provide basic antenatal imaging to women in developing countries where such tests are not available, potentially saving hundreds of thousands of lives.
Researchers at Tel Aviv University are developing small, high-frequency radiation-enabled chips capable of producing images through packaging and clothing. These chips have the potential to provide sophisticated yet affordable security technology for everyday use, addressing concerns around cost and size.
Researchers developed an emotion detector using a genetic algorithm that recognizes six human emotions and neutral expression. The system analyzes upper and lower lip shapes to improve interaction between humans and computers.
Ontologies enable computers to transform information into knowledge by attaching meaning to data. This allows scientists to access and analyze large datasets more efficiently, facilitating breakthroughs in plant science and beyond.
Researchers developed an automated system using AI and image processing to rapidly examine large numbers of individual Caenorhabditis elegans, identifying genetic mutations that might not have been detected otherwise. The technique could change high-throughput genetic screening methods.
A study found that a computer-based screening program and resource list for partner violence did not significantly improve quality of life, general health, or reduce recurrence of partner violence among women. The results suggest that routine screening may not be beneficial in primary care settings.
Researchers at Disney Research developed a system to digitize facial hair and skin, capturing individual strands of facial hair and storing them separately from the human face. The system employs multi-view stereo (MVS) reconstruction to create 3D models of faces with various hairstyles.
A team of researchers from Disney Research developed simplified equations for governing the behavior of light, leading to practical improvements in 3D photorealistic rendering techniques. This allows for faster and more accurate simulation of physical lighting in virtual environments.
Scientists from Disney Research have used simulations to study the elusive twinned rainbow, a rare optical phenomenon. The team found that the key to its occurrence lies in the combination of different-sized water drops falling from the sky, which produce slightly deformed rainbows.
Researchers have created virtual humans that can mimic symptoms of psychological disorders, allowing for realistic interactions with therapists. The technology is being developed to improve clinical training and provide a safe and effective environment for novice clinicians to gain exposure to various clinical conditions.
Researchers at Disney Research have created a technology called Botanicus Interactus, which enables plants to control digital devices with touch detection. This technology uses Swept Frequency Capacitive Sensing and machine-learning algorithms to recognize frequency changes associated with touches on the plant.
Georgia Tech researchers have created a new way to simulate and control movement of computer-generated characters without a skeletal structure. This technique allows for unparalleled control of digital creatures, enabling amateur animators and young children to manipulate their movements with simple point-and-click commands.
A team of researchers has developed a machine learning approach to analyze millions of tweets on Twitter for signs of bullying. The computer can identify bullies, victims, accusers, defenders, and reporters, and even analyze the emotions behind the messages. This new method could provide valuable insights into bullying issues and help ...
Research in the FASEB Journal suggests that sneezing is a biological response to the nose's 'blue screen of death', and patients with sinusitis may sneeze more frequently due to inefficient clearance of mucus. This understanding could aid in the development of new treatments for chronic sinusitis.
Researchers identified a radio-quiet, very young pulsar J1838-0537 that experienced the strongest rotation glitch ever observed for a gamma-ray-only pulsar. The glitch resulted in a 38 millionths of a Hertz faster rotation rate.
Researchers found that people perform worse when trying to do two visual tasks at once, yet rate their performance higher. Eye-tracking technology showed that people's gaze moved around more and spent less time fixated on any one task. The study suggests teaching media literacy to young people before they start driving.
A recent study by Clemson University psychologist Richard Pak found that humanizing computer aids can significantly alter perceptions of their reliability, leading to increased trust and dependence among adults. The design of decision-support aids on consumer devices plays a crucial role in shaping user behavior.
A new study by Rajesh Bagchi and Amar Cheema found that a red background color induces aggression in online auctions, leading to higher bids. Conversely, a blue background reduces willingness to pay when negotiating directly with a seller.
Researchers from Imperial College London have developed a low-cost, 3D eye-tracking device that can track users' eye movements and allow them to control a cursor on a screen. The device has been shown to be effective in enabling people with disabilities to interact with computers and their surroundings using just their eyes.
Researchers at Northwestern University have developed a new logic circuit family based on magnetic semiconductor devices, which could result in computers 1 million times more power-efficient. The spin-logic circuits utilize the quantum physics phenomenon of spin to perform Boolean logic and can be cascaded to develop sophisticated func...
Jason Lewis's P.o.E.M.M. project develops ten new digital poetry apps that combine poet-created content with interactive elements, including user-generated and Twitter-based poetry. The project has received recognition from the Electronic Literature Organization, and its apps are available for download through iTunes.
The Society for Industrial and Applied Mathematics hosts a free public event to explore the mathematics underlying movie special effects. Dr. Robert Bridson will discuss the math and physics behind 3D special effects used in movies and computer animations.
The First Responder Support Tools (FiRST) application provides critical information to first responders in bomb threat scenarios, including safe distances, roadblock analysis and HAZMAT response guidance. The app is available for smartphones and laptops and can be used by anyone responding to a potential bomb or HAZMAT spill.
Two NASA visualizations have been selected for the SIGGRAPH Computer Animation Festival: a lunar surface tour and an animation illustrating how the sun drives Earth's ocean currents. The festival highlights the best in computer graphics and technical research, with the chosen animations meeting strict guidelines.
Researchers at UPNA aim to create affordable, high-precision eye tracking systems for applications beyond assisting people with disabilities. They have developed a database of over 100 users and are working on algorithms to detect pupil position and gaze direction.
Scientists at Rensselaer Polytechnic Institute are developing a new tool to analyze millions of text documents for emerging technological and scientific trends. The system will prioritize patterns indicative of new ideas, enabling human analysts to focus on promising areas.
Dr. Micah I. Krichevsky has been recognized for his commitment to advancing women in microbiology through the American Society for Microbiology's Alice C. Evans Award. He established Bionomics International and developed a standardized method for computer coding of microbiological data, impacting research globally.
Researchers at Purdue University and Lawrence Livermore National Laboratory have solved several problems hindering the use of ultra-precise simulations needed to certify nuclear weapons. The breakthrough enables the creation of supercomputers capable of performing exascale computing, a crucial step for national defense.
A growing population faces challenges of feeding itself through cleaner and more efficient methods. Innovations in flameless cooking, such as the Oorja stove, offer promising solutions. Researchers are exploring new technologies to reduce costs and increase accessibility, aiming to generate 100W of electrical power from confined gas.
Scientists at Johns Hopkins Medicine have engineered cells that behave like AND and OR Boolean logic gates, producing an output based on one or more unique inputs. This breakthrough could lead to the development of computers that use cells as tiny circuits.
A new mathematical model created by Stanford psychologists can predict pragmatic reasoning and may lead to more human-like computer systems. The model helps computers better understand inference, context, and social rules, potentially improving customer service interactions.
The special issue on 3D Object Retrieval will incorporate the Collage Authoring Environment, allowing authors to embed executable code and data into their papers. This enables verified results and improves peer-review, leading to faster knowledge dissemination in fast-moving fields like Computer Graphics.
A team of scientists, including U-M's Stephen Smith, will attempt to complete the first rough draft of the entire tree of life in a three-year project. The Open Tree of Life project aims to enable scientists to interpret evolution patterns and predict responses to environmental change.
Scientists from the University of Cambridge and Toshiba Research Europe Ltd. developed an all-semiconductor quantum logic gate, a controlled-NOT (CNOT) gate, by coaxing nanodots to emit single photons of light on demand. This breakthrough brings researchers closer to creating powerful quantum computers.
A Bluetooth enabled fetal heart rate monitoring system has been developed for accurate long-term home care, showing a high level of accuracy compared to ultrasound-based Doppler shift technique, with 98% accuracy. The system is non-invasive, portable, and low power consumption, making it suitable for mothers-to-be.
A new study found that specific planning is less effective for achieving multiple goals due to increased obstacles and constraints. However, people who thought others had more goals than they did were more likely to benefit from planning and see their own goals as manageable.
New research from the University of Warwick found that people are more likely to invest in someone whose face is perceived as trustworthy. Even when given negative information about a person's reputation, participants invested 6% more in those with trustworthy-looking faces.
A new study found that people engage in media multitasking despite knowing it impairs their performance, as it provides an emotional boost. The research recruited 32 college students to record their activities for four weeks, showing that multitasking was more likely when cognitive or habitual needs were present.
Luis von Ahn is being recognized for his pioneering work on crowdsourcing and human computation. His research has enabled humans and computers to solve complex problems together, with applications in image recognition and computer security.
Researchers at University of Sheffield have developed a method to assist damaged nerves in repairing naturally, improving chances of restoring sensation and movement in injured limbs. The new technique uses biodegradable synthetic polymer to create guidance conduits that provide physical and chemical cues for nerve growth.
Researchers found that customers' perceptions of call center performance are not influenced by location or accent, but rather by the agent's customer orientation. The study recommends companies prioritize this aspect when recruiting staff, regardless of location.
Researchers at USC and international partners successfully built a quantum computer inside a diamond, showcasing solid-state computing's potential. The device protects against decoherence, a major obstacle to quantum systems, by utilizing microwave pulses to stabilize electron spin rotation.
Computer scientist Hava Siegelmann has developed an adaptable computational system that learns and evolves, using input from the environment in a way much more like our brains do. The Super-Turing model yields exponentially greater repertoire of behaviors than classical computers.
Physicists use advanced computing methods to calculate kaon decay process, shedding light on matter-antimatter symmetry. The study's results contribute to the ongoing quest to explain why the universe is predominantly composed of matter.
A study by Columbia Business School researchers found that stress-induced cortisol increases facilitate accurate threat-related decision making in police officers, especially when dealing with armed black targets. The findings suggest that police departments may benefit from modulating stress levels during training to improve accuracy.
A Harvard archaeologist developed a system to identify early human settlements based on satellite image analysis, uncovering approximately 9,000 possible sites in northeastern Syria. This technique simplifies the process of finding ancient settlements, allowing for more efficient and targeted surveys.
Providing personal mobile computers to medical residents increases their efficiency and enhances continuity of care. The study found that residents submitted 5% more orders before morning rounds and 8% more orders before handing off responsibilities.
A team of researchers at Case Western Reserve University has developed a novel technique called fine-grained power gating, which can eliminate wasted energy in computer processors. This method reduces power consumption by up to 40% and also minimizes heat production, resulting in significant cost savings.
Researchers used computer prediction models to test a new docking seal, verifying its performance and improving upon costly experimental evaluations. The study showed significant correlations between experimental values and computer-modeled results, with some discrepancies attributed to extrapolation errors.
The new technology, AutoTutor and Affective AutoTutor, can gauge students' emotional states and adjust strategies to help them overcome frustration and boredom. Tested on over 1,000 students, the system produces significant learning gains, outperforming even expert human tutors.
Researchers at Saarland University developed a software system that automatically tests web applications for malfunctions and security vulnerabilities. The system, called 'Webmate,' generates test scenarios based on the application's components and user interactions, helping developers identify and fix errors.
Photonic interconnects promise to revolutionize computer architecture with ultra-high communication bandwidths and extreme energy efficiency. HP Labs is studying the shift to light-based interconnects to build next-generation IT solutions.
Three University of New Hampshire faculty members have received prestigious Faculty Early Career Development (CAREER) Awards from the National Science Foundation. Yannis Korkolis will investigate microforming processes, while Wheeler Ruml will advance renewable energy from the ocean using waves and tides.