Articles tagged with Computers
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.
Researchers found that shutting down radiology workstations and monitors after an 8-hour shift can save substantial energy and costs. By doing so, they reduced their energy consumption by 76.3% and saved $9,225.33, mainly due to the shutdown of standby equipment.
PlateMate's calorie estimates have proved accurate like those of trained nutritionists and more so than users' logs. The research was presented at the 24th ACM Symposium on User Interface Software and Technology, a leading conference on human-computer interaction.
A team of international researchers, led by computer scientist Kevin Knight, has finally broken the 75,000-character Copiale Cipher after centuries. The decoded message reveals rituals and political leanings of an 18th-century German secret society, shedding new light on its role in history.
Researchers have engineered a highly ordered version of a magnetic oxide compound, revealing the influence of electrons near additional lanthanum layers. The study provides crucial insights into the emerging field of oxide spintronics and its potential for fast memory devices with reduced power consumption.
Researchers at Microsoft Research and Carnegie Mellon University developed OmniTouch technology, a wearable projection system that turns any surface into a graphical, interactive surface. The device employs a depth-sensing camera to track users' fingers, allowing for tap, drag, and gesture-based interactions.
Scientists at Northwestern University have developed a reconfigurable electronic material that can rearrange itself to meet different computational needs. This new material enables the creation of self-adapting electronic components with directed paths for electron flow.
The article discusses how modern computer technology has expanded the ability to discover new mathematical results, enabling the exploration of complex patterns and relationships. Computer simulations have been used to explore various mathematical problems, including Giuga's Conjecture, providing empirical evidence in favor of its truth.
A team of scientists has successfully demonstrated a computer's ability to analyze raw experimental data from a biological system and derive the basic mathematical equations that describe its operation. This achievement marks one of the most complex scientific modeling problems solved completely from scratch by a computer.
Researchers have developed an algorithm that recognizes linguistic cues to divide texts into probable author groupings, sidestepping methodological hurdles in Bible scholarship. The software was able to separate passages from two Hebrew books with 99 percent accuracy and distinguish between 'priestly' and 'non-priestly' materials.
The University of Pittsburgh has received a $1.8 million grant to create a new kind of computer using a tiny 'toy' with big potential. The project aims to develop a scalable sensing, storage, and computation platform, enabling the creation of high-tech industries and jobs in the United States.
Researchers at Emory and Johns Hopkins universities have quantified the data capacity of a biochemical signaling pathway for the first time, finding that it is significantly lower than expected. The study suggests that cells may use alternative methods to communicate when their primary pathways are insufficient.
A new study found that money reminders lead consumers to react against people who influence their decisions, boosting the importance of autonomy. Participants in three studies reacted oppositely when reminded of money compared to those not reminded, with money-reminded consumers responding more strongly to social influences
Researchers have developed a diagnostic tool that uses brain activity patterns to give an objective physiologic assessment of pain, accurately predicting thermal pain in healthy subjects 81% of the time. The study aims to improve detection and treatment of chronic pain.
A comprehensive analysis of 600 studies found that simulation-based training consistently outperforms traditional instruction. The study's findings suggest that simulation can be an effective tool for teaching physicians and other healthcare professionals, offering benefits such as repeated practice without patient harm.
Researchers at VCU are developing a new paradigm for digital computing that could enable the creation of energy-efficient processors running without batteries. The goal is to increase computational power and reduce heat dissipation, making it suitable for medical devices such as brain signal monitors.
The new NSF grant will leverage Convey's hybrid-core platform and technologies to process vast amounts of biological data. Researchers can extract meaningful information from this environment using cutting-edge tools, leading to incredible breakthroughs in the biosciences.
Researchers at Ohio State University have developed a new antenna design that can be integrated into clothing, offering a range four times larger than traditional antennas. The system overcomes previous problems of body absorption and interference by surrounding the body with multiple antennas working together.
Researchers at NIST and University of Maryland have developed a new photon loop technology that could lead to more efficient information processors and enable exploration of the quantum Hall effect. The technology uses multiple rows of resonators to build alternate pathways, allowing photons to bypass defects in microchips.
Researchers at Oregon State University have developed a new system that combines computer vision, machine learning, and automated planning to improve operations in various industries. The system is based on analyzing football plays and can be applied to tasks such as factory efficiency, airport operation, and nursing care.
Researchers have developed a computational tool that can determine whether faces are attractive, threatening or dominant with high accuracy. The tool uses machine learning techniques to analyze facial characteristics and was tested on a set of synthetic images, achieving accuracies of up to 96%.
Researchers developed a method to translate actor motions into three-dimensional face models, subdividing them into regions for intuitive animation control. This allows animators to rapidly create realistic characters with natural expressions.
Researchers at UBC are presenting significant advancements in computer animation and simulation technology. They have developed a tool that generates readable text-art using vector images and text, as well as a physics-based simulation of canine motions for games and film.
A multidisciplinary team at Ben-Gurion University of the Negev developed a new training method using desktop webcams to improve ergonomic posture among office workers. The photo-training method provided effective short-term and long-term posture improvement, particularly for older workers and those with musculoskeletal pain.
Researchers at the University of Maryland have developed a non-invasive brain computer interface that allows users to control computers and robotic prosthetic limbs with their thoughts. The technology, known as UMD brain cap, uses EEG signals to translate brain waves into movement commands.
A systematic review found that nurse-led relaxation classes, birth preparation classes, and clinician feedback can decrease caesarean sections in low-risk pregnancies. However, prenatal education, computer patient decision-aids, and insurance reform have not shown significant effects on reducing cesarean section rates.
Four middle-school students developed an innovative device, the Posture Pad, that vibrates or emits a tone when used incorrectly, aiming to prevent musculoskeletal problems. The study found 75% of students and 80% of office workers sat with incorrect posture, highlighting the need for ergonomic solutions.
Researchers develop two new techniques that apply heat mapping and heat distribution to enable machines to perceive three-dimensional objects. These methods mimic the human ability to recognize objects regardless of their shape or orientation.
Researchers have developed a minimally invasive brain implant that wirelessly transmits brain signals to control computers and reactivate paralyzed limbs. The BioBolt implant uses the skin as a conductor to reduce power consumption and enable potential applications in controlling epilepsy and diagnosing diseases like Parkinson's.
Researchers from Uppsala University have developed a wireless sensor that can stretch to measure intensive body movements, paving the way for new applications in health monitoring and remote control. The sensor's design enables wireless measurement of repeated bending across large areas or moveable parts.
Researchers at MIT's Computer Graphics Group have developed new methods to efficiently simulate blur in digital computer graphics, reducing rendering time by minutes. By simplifying the computation of blur, these techniques can create more convincing video games and frames of digital video, improving overall visual quality.
Researchers developed a new technique for using multi-core chips more efficiently, enhancing computer models of biological systems by over seven-fold. This could impact areas like drug development and biofuel engineering.
The study found significant racial disparities in children's media use, with minority youth spending an average of 13 hours per day on media compared to 9.5 hours for their white counterparts. Minority youth also tend to watch more TV and listen to music, while Asian youth spend more time playing video games and using computers.
Researchers at Caltech have built the most complex biochemical circuit from scratch, made with DNA-based devices that can process information and make decisions. The circuit, consisting of 74 different DNA molecules, can compute square roots and round down answers, demonstrating logical control over biochemical processes.
A Johns Hopkins University study reveals that two identical beads dropped into a turbulent flow will follow different and random paths. The phenomenon, called 'spontaneous stochasticity,' suggests that even everyday particles can behave randomly in chaotic flows.
Researchers at the University of Washington have created a system called EnergJ that reduces energy consumption in simulations by up to 50 percent. The system has the potential to cut energy by as much as 90 percent and could be used in various applications such as streaming audio and video, games, and real-time image recognition.
Researchers developed two new techniques to maximize multi-core chip performance by efficiently allocating bandwidth and prefetching data. These techniques improved chip performance by 40% compared to chips without prefetching and 10% over chips that always prefetch data.
Finch, a portable and rugged robot designed for introductory computer science classes, includes sensors and mechanisms to engage students' senses. It can be programmed to display 'Hello World', make sounds, or respond to temperature changes, making programming lessons more interactive and motivating.
The new PaperPhone prototype boasts a flexible iPhone-like design, allowing users to interact with it by bending or flipping corners. This invention heralds a paperless office era, where lightweight and thin-film computers replace traditional devices, offering a power-efficient and interactive experience.
A study of University of Washington graduate students using Kindle DX found that students want improved support for note-taking, referencing, and viewing figures. The device's limitations, including difficulty switching between reading styles and lack of physical cues, pose challenges for e-readers in the academic market.
A new study found that consumers predict product quality based on attributes when buying for themselves, but rely on price when someone else makes the purchase. The researchers suggest retailers and salespeople should increase psychological distance to influence quality perceptions through high prices.
Scientists have successfully developed a technique to decode brain signals associated with speech and movement. By analyzing frequency of brain wave activity, patients can learn to control a computer cursor by thinking or saying specific sounds, marking the beginning of 'reading minds' technology.
A team of researchers from Washington University used electrocortiography (ECoG) to control a computer cursor using words spoken out loud and in their head. The study showed up to 90% accuracy, even without prior training, and has huge potential for patients with speech disorders or limited movement. Future operations may use small, mi...