Articles tagged with Computers
Scientists have developed a computer system that can analyze large databases of gene-activity measurements to identify genes that are turned on in specific cell types. This allows researchers to refine their analysis through thousands of measurements, providing more information about human diseases than current techniques.
Researchers at Griffith University and their international consortium have made significant progress in creating wide-angle and full-color 3D images using graphene. The sub-wavelength feature size allows for static holographic 3D images with a wide viewing angle, revolutionizing capabilities across various optical and electronic devices.
A new study from Finland's Aalto University reveals that alternative variations from popular artists' videos may reach an audience of millions on YouTube. Researchers found three primary types of music video content: traditional, user-appropriated, and derivative music videos.
Researchers at Stanford have created a new field of interactive biotechnology that allows users to interact with living cells using games and remote-controlled labs. The team developed three projects: arcade-style kiosks, biotic games for teaching bioengineering devices, and robotic biology cloud labs.
Scientists have developed a new method to monitor Europe's nature protection areas by analyzing reflected light signals from laser pulses. The technique allows for the identification of different types of vegetation, including weeds and vehicle tracks, and provides detailed 3D maps of the landscape.
A new study from the University of Missouri found that personalized computer feedback can significantly mitigate problem gambling behaviors in college-aged adults. Participants who received individualized feedback from a computer showed a significant decline in problem gambling behavior compared to those who received standard informati...
Natural language processing can help track quality of care at individual provider, service line, and health-care systems levels. The Regenstrief Institute's Center for Biomedical Informatics is utilizing natural language processing to improve care and provide information to those who need it.
Scientists at OIST Graduate University have identified a pattern in desert fairy circles that closely resembles the distribution of skin cells. This similarity spans vastly different scales, from microscopic cells to large-scale desert landscapes. The findings suggest that patterns may exist across disparate systems, enabling new appro...
A new study by Aalto University found that 76% of young Finns use YouTube daily for music listening. The two services are preferred over CDs, digital files, and other platforms due to their vast music selection and ease of use. Researchers believe the shift towards streaming is a transition from file downloads to online audio streaming.
A team of researchers from the University of Rochester has created a system called Rhema that uses smart glasses to give real-time feedback on public speaking volume and rate. This feedback helps speakers adjust their performance, with tests showing an improvement in delivery compared to users who received no or continuous feedback.
Researchers at MIT suggest that consumers use a simple index strategy to make decisions, ranking products based on factors like price and quality. This approach is more efficient than complex models, requiring less cognitive effort and time.
Dr. Carlos Busso's groundbreaking research on audiovisual emotion recognition has been recognized with a 10-Year Technical Impact Award. The study demonstrated the benefits of using both speech and facial recognition modalities to improve emotion classification, with applications in medical, entertainment, and security fields.
Researchers from UEA and international partners utilized wave turbulence theory to tackle the Fermi-Pasta-Ulam problem, a 60-year-old numerical experiment. They successfully predicted long thermalization timescales and corroborated their findings with extensive simulations.
A team of researchers, led by Yuri Lvov, has discovered that the key to thermalization in the FPU system lies in a gradual transfer of energy during coincidences of six modes. This nonreversible process leads to the irreversible transfer of energy and the eventual approach to thermal equilibrium.
The HAWC Gamma-Ray Observatory is equipped with 300 detectors spread over three football fields to detect gamma rays and cosmic rays. It will study active galactic nuclei, gamma ray bursts, and the nature of cosmic rays.
Researchers at UTEP and UCF developed a new method to steer light beams through tighter curves without losing energy, paving the way for ultra-fast data-transmission devices in smaller spaces. This technology has the potential to revolutionize next-gen computing by enabling thousands of times faster data transmission.
A research group at Aarhus University developed a computer game called Quantum Moves, played 400,000 times by ordinary people, providing unique insight into the human brain's ability to solve problems. The results show females outperform males in solving problems, highlighting an unexploited capacity for ingenuity in the human brain.
The smart bandage detects early tissue damage from pressure ulcers, also known as bedsores, by exploiting electrical changes that occur when a healthy cell starts dying. It uses impedance spectroscopy to create a spatial map of the underlying tissue based on the flow of electricity at different frequencies.
Researchers at the University of Michigan have developed an open-source digital assistant called Sirius, which uses advanced algorithms to interpret voice commands and answer questions in spoken words. The system has the potential to revolutionize the development of wearable devices and datacenter infrastructure.
A new system designed by researchers from Brown and Johns Hopkins universities aims to assess computer vision systems' ability to understand the context of an image. The 'visual Turing test' evaluates how well computers can recognize subtle details, such as people walking together and having a conversation.
A Regenstrief study found that natural language processing can accurately track colonoscopy quality, outperforming human review in accuracy and cost. The system analyzed over 90,000 colonoscopies and achieved 95% accuracy in detecting adenomas.
In a study, 221 college students observed bullying in an online chat room and often judged the abuser indirectly by giving them bad marks or reviews later. Only 10% of students directly intervened, but many expressed regret at not doing so afterwards.
Choosing a screen name with a letter starting in the top half of the alphabet can maximise online dating success. A 70:30 ratio of who you are and what you're looking for is also key, while humour, physical fitness, and genuine profiles can increase likability. Men and women have different preferences when it comes to names and traits.
The Lab-in-a-Box system tracks a doctor's behavior during consultations with patients, analyzing their interactions with electronic medical records. The goal is to provide insights on how to run medical practices more efficiently, while minimizing distractions from screen time.
Researchers are finalizing contract negotiations for a $4.4 million grant to speed development of a mobile system amputees can use anywhere, enabling them to touch and feel things out in the community. The team aims to have a product people can take home and use daily within five years.
A new approach uses progressively trained deep convolutional neural networks to analyze sentiments in images. The method outperforms existing techniques on Twitter image sentiment analysis, even exceeding text-based sentiment classification on the same messages. This technology could inform economists and predict election outcomes.
A large study published in BMJ Open found that teens who spend more than 2 hours on screens after school are strongly linked to longer sleep onset latency and shorter sleep duration. The research suggests that screen time may replace sleeping time or interfere with sleep by stimulating the nervous system.
The system analyzes video data to extract clues such as heart rate and eye pupil radius, while also analyzing Twitter posts and keystroke rates. The program can accurately detect emotions, with a high correlation between its predictions and users' self-reported feelings.
Research conducted by University of Illinois experts found positive results in all three areas: engagement, learning and professional development. Students used tablets mostly as a tool for communication and reading, with an average of 49 percent of class reading done on the tablet.
A new self-powered non-mechanical intelligent keyboard generates electricity from user fingertips, capturing unique typing styles for enhanced computer security. This innovative device uses individual keystroke patterns to identify users and prevent unauthorized access.
Scientists developed a smart keyboard that senses typing patterns to distinguish individual users, providing an additional layer of security for computer systems. The device harnesses energy from typing to power itself or other devices, while its surface coating repels dirt and grime.
A new study in the Journal of Marketing suggests that consumers believe products with central rather than peripheral recycled features are greener. Central attributes with environmental benefits imbue the entire product with greenness, according to authors Andrew D. Gershoff and Judy K. Frels.
A study found that working collaboratively improved medical students' diagnostic accuracy, with pairs of students outperforming individuals in selecting correct diagnoses. The collaboration also led to longer completion times but more confident decisions.
Researchers explored how role-playing video games influence social behavior and decision-making. It was found that people conform to computers' decisions, even in ambiguous cases, due to a tendency towards information conformity and striving for accuracy.
A new study reveals that computers can make accurate judgments about personalities better than most people, using digital signals like Facebook Likes. The researchers analyzed data from over 86,000 volunteers and found that computers could predict personality traits with greater accuracy than human judges, except for spouses.
Researchers at the University of Alberta have solved heads-up limit Texas hold'em poker, a challenge problem for artificial intelligence going back over 40 years. The breakthrough is attributed to general algorithmic advances that make game-theoretic reasoning more tractable.
A research team at McGill University has identified a complex of neurons in the lateral prefrontal cortex that interact to filter visual information while ignoring distractions. The discovery has far-reaching implications for understanding diseases such as autism, ADHD, and schizophrenia.
A team of researchers simulated bubble nucleation using Japan's most powerful computer, discovering that a classical theory developed in the 1960s holds true for gas bubbles in liquids. The findings have implications for engineering applications, such as designing more efficient power stations or propellers.
Researchers aim to enable scientists to ask a computer a question and receive an answer in an easy-to-understand picture. The project, funded by the National Science Foundation, seeks to develop an interactive computer system that can produce meaningful visualizations based on natural language requests.
Computer analysis of genetic data and supercomputing capabilities have enabled researchers to recreate the bird tree of life, revealing a burst of evolutionary growth after 15 million years. The study also uncovered new findings on birdsongs, feathers, biodiversity, and bird evolution.
Virginia Tech's Giti Khodaparast has received a three-year, $1.2 million grant from the US Air Force to study electro-optic and magneto-electric materials, which could lead to faster optical computing devices. The research aims to develop multifunctional devices with giant optical nonlinear conversion capabilities.
A computer system was found to be more effective than doctors in collecting and translating accurate patient data, resulting in more complete and organized reports. The technology has the potential to enhance medical care quality and improve outcomes by harnessing thorough patient information.
A new study published in Psychological Science found that consistent distraction during learning does not hinder learning, but rather helps recall motor skills. The researchers discovered that dividing attention between tasks during learning can create an internal representation that boosts recall when a similar cue is present.
A new system developed at MIT enables pattern-recognition systems to distill what they learn into simple examples, which humans can use to make better decisions. In experiments, human subjects using the system outperformed those using a similar algorithm by over 20 percent.
Scientists at Disney Research Zurich developed a technique to capture detailed eye features, including shape, texture, and iris deformation. This enables the creation of realistic digital eyes that can respond to lighting changes.
Aarhus University leads a new EUR 8 million European research project to develop a new form of interaction between physical objects and their computer control. The technology aims to make it easier to create credible cyber-physical systems, which are crucial for industry's ability to innovate.
This book explores how European users appropriated microcomputers and forged countercultures to challenge individual ownership and celebrate shared use. The 'ludological' element of mischief and humor played a crucial role in shaping hacker culture, offering new insights into the history of technology.
A computer system developed at the University of Wisconsin-Madison has achieved equal performance to humans in extracting structured information from scientific publications. The system, PaleoDeepDive, was trained on a large dataset of paleontological studies and demonstrated its ability to extract relevant data with high accuracy.
A new computer system developed at the University of Wisconsin-Madison has equaled or bested human scientists in extracting data from scientific publications and placing it in a database. This achievement marks a significant milestone in the quest to rapidly and precisely summarize, collate, and index vast amounts of scientific output.
A University of Sussex study reveals that teenage girls are more adept at designing and programming their own computer games than boys. The research used a new visual programming language called Flip, which helps pupils understand the code they write. Girls created more complex programs and learned more about coding compared to boys.
A study by Brigham Young University researchers found that people say they care about online security but behave otherwise, ignoring malware warnings. Brain data is a better predictor of security behavior than self-response, suggesting a need to fortify the 'weakest link' in security.
Researchers at Penn have engineered a nanowire system that can combine two light waves to produce a third with a different frequency, using an optical cavity to amplify the intensity of the output. The system achieved high efficiency in mixing frequencies, enabling fundamental computation capabilities.
Researchers at Queen Mary University of London have created magic tricks using artificial intelligence, leveraging mathematical techniques to create new variants. The AI-generated tricks, such as a jigsaw puzzle and mind reading card trick, were well-received by audiences and are now available for download.
Claudio Silva, a NYU professor, won the IEEE Visualization Technical Achievement Award for his seminal contributions to data visualization and analysis. His work on VisTrails, an open-source data-exploration system, has significantly influenced researchers across various domains.
A researcher at the University of Kansas is exploring a new way to cool power plants using laptop-cooling technology, which could save freshwater and reduce costs. The approach involves using closed thermosyphons, which are commonly used in laptop computers to keep them cool, but have not been scaled up for use in power generation.
Researchers found significant safety flaws in popular flight tracking systems, including firmware manipulation and tampering with real-time information. The team recommends securing communication, pairing devices properly, signing firmware updates, and using HTTPS or digitally signed data.
Researchers found that contextual visual cues play a greater role in drawing viewers into a movie than screen size. The study, published in Perception journal, used miniature movie theaters with computer screens and cell phone displays to test the effect of environment on immersion.
Scientists have created a voice recognition system that can identify subtle cues in speech to determine attitudes and opinions. The system, developed by researchers at the University of Washington, uses audio recordings to recognize patterns in speech, such as faster talking speeds and louder pitches when expressing strong opinions.
A Swiss Federal Laboratories for Materials Science and Technology (EMPA) team has developed a chemical navigation system that uses the Marangoni effect to find the quickest route to a destination. By applying acid and alkaline liquids with dyes, the system creates a color trail that indicates the shortest path.
The HP Apollo 8000 platform uses warm water to cool its servers, reusing it to heat the building, reducing energy consumption by 74% and saving $1 million annually. The system's liquid cooling approach provides high computational density in a small space, setting a new standard for energy-efficient data centers.