Articles tagged with Computers
Scientists created a reliable true random number generator using atomically thin two-dimensional films, overcoming long-term stability issues and power consumption concerns. The innovation uses memristors to produce fluctuating electronic signals with an exceptionally high degree of randomness.
A new effort at the University of Kansas aims to design course modules to train students in building and maintaining more secure computer hardware. The work is supported by a $400,000 grant from the National Science Foundation's SaTC program.
A UC Riverside materials scientist has received a $2 million grant to improve the scalability of quantum computers, allowing them to operate at room temperature. The project aims to create design guidelines and manufacturing strategies for hybrid organic-inorganic structures that can produce quantum computers on a larger scale.
Researchers found that people's personality, such as extroversion, and gender affect their interaction with websites. Extroverted individuals tend to prefer interactive sites that facilitate communication between users, while men and women have different preferences when it comes to interacting with computers.
Quantum engineers at the University of New South Wales have discovered a new technique to control millions of spin qubits, a critical step towards building a practical quantum computer. This breakthrough uses a novel component called a dielectric resonator to focus microwave power and deliver uniform magnetic fields across the chip.
A joint research team from POSTECH and KIMS developed a faster and more accurate microstructure imaging technique using deep learning. The technique enhanced the resolution of existing microstructure images up to 4, 8, or 16 times, reducing imaging time by up to 256x compared to conventional SEM systems.
Lehigh University researcher Roberto Palmieri aims to make RDMA technology even faster by revisiting a long-held theory. His goal is to enable all machines to interact with local memory, reducing latency and improving performance.
A new $2.7 million grant from the US Department of Energy will support a three-year research effort to identify and store quantum information in solids, enabling significant advancements in quantum computing. The project aims to build a database of viable qbits by analyzing defects in solids.
Researchers at GIST develop a novel framework that achieves state-of-the-art accuracy in multi-object tracking using deep temporal appearance matching association (Deep-TAMA). The approach combines joint-inference neural networks with long-short-term-memory networks to overcome challenges such as occlusions and lighting changes.
AI is transforming various aspects of life, such as road safety with EEG-based driver state estimation techniques and automatic image captioning for indexing large datasets. It also enhances surveillance tasks with cognitive memory-augmented networks, improving accuracy and reliability.
A recent NC State University study found that a low-cost computer training program called Drive Aware can significantly reduce unsafe incidents among older adults. The program, which provides cognitive training to detect road hazards, was tested on 27 senior participants and showed a 25% reduction in accidents.
Researchers successfully integrate a new ultrahigh thermal-management material into computer chips, reducing heat and increasing energy efficiency. The development outperforms existing materials like diamond and silicon carbide, with temperatures rising to nearly 188 degrees Fahrenheit.
Researchers at Columbia University School of Engineering and Applied Science have developed a computer vision technique that enables machines to predict human behavior with higher accuracy. The algorithm leverages higher-level associations between people, animals, and objects to make more intuitive predictions about future actions, ope...
Correlated errors in quantum computers indicate a problem that must be acknowledged and addressed for fault-tolerant development. The study suggests that simple design changes can mitigate local effects, but the bigger concern is what could happen next.
Researchers developed a new hybrid computing approach, combining reliability of classical computers with strength of quantum systems. This method enables near-term applications and discoveries in fields like carbon dioxide removal and pharmaceutical design.
A new study by California Institute of Technology researchers found that a computer program can accurately predict which paintings a person will like, using low-level visual attributes such as contrast, saturation, and hue. The program achieved similar accuracy to deep convolutional neural networks in predicting art preferences.
Researchers at ETH Zurich have developed a new approach to prove the robustness conditions of certain quantum-based machine learning models, guaranteeing reliable results. The team's work explores protection against errors and hackers, paving the way for more accurate and trustworthy quantum machine learning applications.
Artificial intelligence natural language computer applications hold promise for health care, but their potential and pitfalls need thoughtful exploration. The authors identify realistic applications such as relieving routine tasks and improving customer service, but also emphasize the need for 'serious guardrails' to prevent harm.
A team of researchers from Tokyo Institute of Technology and RIKEN, Japan, conducted a meta-synthesis to understand human perception and interaction with computer voices. They found that users prefer human-like voices, particularly those with high pitches and empathetic tones, and that the inclusion of vocal fillers improves interactions.
Researchers from UTSA, UCF, AFRL, and SRI International have developed a new method that improves how artificial intelligence learns to see. By adding noise to multiple layers of a neural network, the team creates more robust representations of images recognized by AI, leading to better explanations for AI decisions.
Experts from the University of Goettingen and Hereon have developed new research strategies for polymer membranes, promising relatively inexpensive production and strong separation selectivity. Computer simulations will play a crucial role in understanding these systems.
Researchers at Northern Arizona University developed a computerized method that uses machine learning to analyze visual information, allowing for rapid sorting of thousands of pottery fragments. The system achieved accuracy comparable to human experts and provided a visual record of its thought process.
A research team from Iowa State University has developed a way to control hard-to-predict systems. The technique uses quotienting to identify the least fixed-point operator, which can result in a new model that acts as a supervisor of the system.
Researchers have deciphered brain activity associated with trying to write letters by hand and developed an algorithm to identify letters. The system displayed the text on a screen in real time, allowing the participant to type 90 characters per minute, more than double the previous record for typing with a brain-computer interface.
A new brain-computer interface (BCI) system has been developed to restore communication in people with spinal cord injuries and neurological disorders. The system uses mental handwriting to record brain activity, allowing participants to compose sentences and communicate at a speed comparable to typing on a smartphone.
Researchers at Skoltech have developed an AI-driven drone system to detect and track Sosnovsky's hogweed, a plant causing severe burns and ecosystem damage. The system uses real-time image segmentation on board drones to identify individual plants, increasing localization efficiency by multifold.
A research team at Washington State University has developed an improved computational method to detect improper gerrymandering using the open source tool GerryChain. The tool creates a pool of alternate maps that meet legal voting criteria, allowing observers to detect extreme outliers and identify potential partisan goals.
A new mobile app is being developed to safeguard users of cryptocurrency by detecting vulnerabilities in popular 'wallet' applications used to manage Bitcoin. The app, called the Bitcoin Security Rectifier, monitors for signs of intrusions and alerts users when an attack is happening, providing remedies based on the type of attack.
A new approach to solving multiagent decision making problems using agent-by-agent optimization leads to reduced computational complexity, performing at par with standard rollout algorithms. The result is a dramatic reduction in computation cost with linear growth in computation with the number of agents.
Researchers have developed a cloud-based platform called ZeroCostDL4Mic that uses artificial intelligence to analyze microscopy images, improving image quality and detecting features such as tumors in biopsy samples. The platform is freely available online and requires no coding expertise, making it accessible to non-experts.
The EU is funding a research project led by Saarland University's Jan Reineke to develop safer and more secure computer systems. The goal is to redefine the interface between software and hardware, making it both efficient and secure for critical areas like airbag controls and energy supply.
Researchers aim to develop a human-centered platform that motivates patients with mild cognitive impairment to stick to a therapeutic regimen of mobile game-playing. Neuro-World games have shown promise in improving cognitive function and predicting expected improvement in patients with MCI.
University of Groningen researchers used artificial intelligence to analyze the Dead Sea Scrolls, identifying two scribes who wrote the famous Great Isaiah Scroll. The AI tool separated text from background and analyzed handwriting patterns, revealing differences between the two scribes.
Researchers have created low-cost, next-generation screening tools for 'lazy eye' in children using computer gaming technology. The devices use webcams or virtual reality headsets to detect visual targets and analyze video streams.
Researchers at Brown University have successfully demonstrated the use of an intracortical wireless BCI system in clinical trial participants with tetraplegia. The system enables users to point, click and type on a tablet computer with high accuracy and fidelity, opening up new possibilities for people with paralysis.
Researchers propose using electron holes as a solution to operational speed/coherence trade-off in quantum computing. Theoretical studies predict holes can be used to create robust quantum bits with optimal operation points for ultrafast and highly coherent performance.
A single qubit on a standard silicon transistor chip has been successfully demonstrated as 'quantum capable' in a new study. The researchers were able to isolate and measure the quantum state of a single electron in a silicon transistor manufactured using existing manufacturing processes.
A machine learning study of rock art in Arnhem Land, Australia, has reconstructed the chronology of artistic styles using over 14 million images. The analysis revealed a link between style similarity and time, showing that styles closer in age were also more similar in appearance.
A new study suggests that people who report no stress experience better daily well-being and fewer chronic health conditions. However, they also perform lower on cognitive function tests and are less likely to engage in social activities.
Researchers at Tohoku University have developed a nanosecond operation technology for the spintronics-based probabilistic bit, enabling faster computation speeds and accuracy. The device, with an in-plane magnetic easy axis, achieves 100 times faster relaxation times than previous records.
Researchers at Osaka City University have developed a new quantum algorithm, BxB, which calculates energy differences directly to predict electronic states of atoms and molecules with chemical precision. The algorithm achieves this with half the number of qubits required by the existing Quantum Phase Estimation (QPE) method.
Researchers at the University of Cambridge have identified a new material that can switch between a window and a mirror in a quadrillionth of a second, paving the way for faster computing. The material, Ta2NiSe5, exhibits ultra-fast switching capabilities, surpassing current computer speed.
Researchers at Florida State University developed a method to automatically infer parameters used in quantum Boltzmann machines, which can be applied to train artificial neural networks for tasks like image recognition and drug discovery.
The new technology minimizes hardware limitations, enabling continued increases in computing speed and scale. Toshiba expects the new scale-out approach to bring significant benefits to financial transactions and robotics industries.
A new deep-learning algorithm, CARRL, is designed to help machines build a healthy skepticism of their measurements and inputs. By combining reinforcement-learning algorithms with deep neural networks, researchers created an approach that outperformed standard machine-learning techniques in scenarios with uncertain and adversarial inputs.
Researchers at MIT have developed a new type of control system that allows soft-bodied robots to turn rigid on demand. This advancement could enable robots to combine the strength and precision of rigid robots with the fluidity and safety of soft ones, leading to improved performance in various tasks such as caring for human patients.
Wild greater mouse-eared bats use extremely weak prey echoes that are like whispers to humans, allowing them to focus on their next meal. The bats control the strength of their returning echoes by calling louder or weaker, using this strategy to simplify their information and process.
A recent study published in Information & Management found that human analysis can effectively identify fake online reviews by leveraging linguistic characteristics. Researchers asked participants to distinguish between authentic and fake hotel reviews, with surprisingly effective outcomes.
The study analyzed subtitles of 2,000 films from the past seven decades to find consistent biases in Bollywood and Hollywood movies. Bollywood films consistently depicted fair skin as a beauty standard, while male characters made up about 60-65% of all pronouns used.
Researchers from Ruhr-University Bochum found that computerised training can reduce PTSD symptoms by helping patients reappraise trauma memories. Patients who underwent the 'Cognitive Bias Modification-Appraisal' training showed fewer trauma-relevant symptoms and lower stress hormone levels compared to those in a control group.
A new study from the University of Illinois at Urbana-Champaign found that the incidence of prolonged hiring difficulties for STEM workers in the IT help desk sector is modest, with only 11%-15% of vacancies showing signs of persistent hiring frictions. The researchers identified organizational characteristics, management strategy, and...
Scientists used theoretical calculations to predict electronic states in topological insulators excited with laser beams, generating Dirac states that can act as if massless. This discovery may pave the way for new computers systems that waste less energy.
Researchers at the University of Sussex have created the tiniest microchips using graphene and other 2D materials through a process called 'nano-origami'. By crinkling graphene, they demonstrated that it can behave like a transistor, leading to smaller and faster devices.
A study of 19,732 participants found that using fillers dissimilar to the suspect increased correct identification without wrongly identifying innocents. This method may improve lineup accuracy and reduce wrongful convictions.
A mathematician from RUDN University developed a stable difference scheme to solve inverse problems in elliptic-telegraph and differential equations. The scheme was tested both analytically and numerically, demonstrating absolute stability and independence from calculation step size.
AI researchers have developed a method to train neural networks to predict the function of DNA sequences, allowing for deciphering larger patterns. This breakthrough enables analysis of complex DNA sequences critical to development and disease, potentially improving understanding of gene regulation and its impact on diseases.
The Ramanujan Machine generates mathematical conjectures without proof, imitating Ramanujan's intuition using AI and computer automation. It has already produced known formulas for pi, Euler's number, and other constants, as well as several unknown conjectures.
Researchers at Tufts University have created flexible thread-based sensors that can measure movement of the neck, providing data on direction, angle of rotation, and degree of displacement. The technology has potential implications for tracking health and performance, with applications in athletic performance, worker fatigue, physical ...
Researchers have discovered a method to produce silicon at room temperature using electrical currents instead of extreme heat, which could slash energy use and cost in the industry. This technique replaces thermochemical processes with electrochemical processes, converting clean electricity into chemical energy.
Researchers in Arizona State University's Biodesign Center explore how evolutionary computation simulates nature's evolution principles, enabling machines to find novel solutions to complex problems. The study highlights six hallmarks of Darwinian evolution and demonstrates progress in applying these features to AI and engineering design.