Articles tagged with Computers
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.
A new method for controlling DNA-based logic gates has been developed, enabling spatial and temporal control. This breakthrough could lead to interfacing DNA-based computing with traditional silicon-based computing, potentially creating new interfaces between biological systems and electronic devices.
The Goddard Institute for Space Studies will receive specialized scientific support services from Trinnovim, LLC, under a $2.86 million contract. The services include scientific programming, analysis, and logistical support for GISS research programs.
Engineers at North Carolina State University have developed a technique to boost processor performance by over 20 percent by allowing GPUs and CPUs on a single chip to collaborate. This approach enables more efficient data transfer and execution, making computers more energy-efficient.
Researchers at Princeton University have achieved a 100-fold increase in maintaining control over the spins of billions of electrons for up to 10 seconds, a key step towards ultrafast quantum computers. This breakthrough uses a highly purified sample of silicon and minimizes magnetism's effect, allowing for longer coherence.
A 40-year retrospective analysis by Concordia University researchers found that technology has a small to moderate positive impact on both learning and attitude. The study suggests that technology works best when students are encouraged to think critically and communicate effectively.
HokieSpeed boasts a single-precision peak of 455 teraflops and a double-precision peak of 240 teraflops, ranking it No. 96 on the Top500 List. The supercomputer's energy efficiency places it at No. 11 on the Green500 List, making it the highest-ranked commodity supercomputer in the US.
Dr. Chen's TURBO simulation software is being refined using Ohio Supercomputer Center resources to improve turbomachinery component design. The goal is to develop a reliable prediction technology to enhance engine performance and reduce costs.
A team of researchers developed a computer model based on human neural structure and function to recognize shapes. The model, inspired by the hierarchical organization of the human visual cortex, successfully reproduced human performance in identifying shapes, opening up new ways to approach object detection problems.
A new study found that magnetic stimulation can improve visual-spatial abilities in people with hemispatial neglect, a common condition after a right-sided stroke. The treatment, which uses transcranial magnetic stimulation, also restored balance to the brain's circuits and improved cognitive and movement abilities.
The researchers developed a technique that analyzes the uniqueness of images to match them across different domains, such as photos and paintings. This approach performed well on tasks like matching sketches with photographs, outperforming traditional methods that focus on shapes, colors, and composition.
Researchers developed a machine learning-based system to automatically recognize users' emotional states and adapt dialogues accordingly. The system can detect negative emotions like anger, boredom, and doubt using acoustic parameters, and predict user intentions to improve dialogue flow.
The technology allows for creating detailed objects from various materials, including plastics, metals, and foods like chocolate. Engineers can print designer chocolates, gourmet meals, and medical devices with embedded proteins and cells.
A study by LeBoeuf and Norton found that people tend to overemphasize the impact of events on their lives. In experiments, participants were more likely to attribute a large cause to an event when it led to significant consequences. This bias can lead to negative attitudes towards unrelated entities.
Researchers at Stanford University have created a single-mode light-emitting diode (LED) that is thousands of times more energy efficient than laser-based systems. The device can transmit data at 10 billion bits per second and operates at room temperature, making it a major step forward for on-chip computer data transmission.
Researchers at Rensselaer Polytechnic Institute have discovered that stacking graphene nanoribbons can significantly enhance its ability to transmit electricity, reducing the band gap and increasing efficiency. The study, published in ACS Nano, brings industry closer to realizing graphene nanoelectronics and potentially replacing coppe...
A Stanford team developed a machine-learning-based method called Computational Pathologist (C-Path) to analyze breast cancer microscopic images, outperforming human evaluations. The model assesses 6,642 cellular factors and identifies structural features that matter in predicting patient survival.
A study by Professor Timothy Golden found that individuals who juggle conflicting demands between their work and home lives experience more work exhaustion. However, those with lower levels of conflict benefit from teleworking during traditional or non-traditional work hours, leading to reduced exhaustion.
The University of Pittsburgh's Department of Computer Science has been awarded a CUDA Teaching Center by NVIDIA. The award includes $25,000 worth of graphics processing units, a teaching assistant, textbooks, software licenses, and remote testing access.