Current Wireless Networks News and Events

Current Wireless Networks News and Events, Wireless Networks News Articles.
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Sustainable but smartly: Tackling security and privacy issues in smart agriculture
Smart agriculture is set to revolutionize food production in the next few decades. However, the integration of information technology in agricultural processes also brings security and privacy concerns. In a new survey published in IEEE/CAA Journal of Automatica Sinica, scientists discuss these challenges and propose countermeasures applicable to different areas of agricultural production. They also provide guidance for future research, suggesting key areas of focus in the ever-growing field of smart agriculture. (2021-02-23)

OU research delineates the impacts of climate warming on microbial network interactions
A new study by University of Oklahoma researchers from the Institute for Environmental Genomics explores the impacts of climate warming on microbial network complexity and stability, providing critical insights to ecosystem management and for projecting ecological consequences of future climate warming. (2021-02-22)

(Re)Shaping cities to combat inequality
Communities worldwide are trying to address inequality. One promising approach could be to look at the design of a city, according to research with real-world data in the journal Nature Communications. An international team of scientists, including members of the Complexity Science Hub Vienna (CSH), show that urban planning directly influences the formation of social networks in a city and subsequently the socio-economic equality or inequality of its population. (2021-02-18)

Deep learning may help doctors choose better lung cancer treatments
Researchers have developed a deep learning model that, in certain conditions, is more than 71 percent accurate in predicting survival expectancy of lung cancer patients, significantly better than traditional machine learning models that the team tested. The other machine learning models the team tested had about a 61 percent accuracy rate. (2021-02-18)

Novel flexible terahertz camera can inspect objects with diverse shapes
Scientists at Tokyo Institute of Technology (Tokyo Tech) and RIKEN have developed a flexible, free-standing, and versatile terahertz (THz) camera patch. This novel camera overcomes the limitations of the conventional THz cameras that are bulky and rigid. With its high sensitivity, adaptability, and ease of filming irregularly shaped objects, it is a potential tool for effective quality control of complex devices. (2021-02-16)

Capturing free-space optical light for high-speed wifi
Visible and infrared light can carry more data than radio waves, but has always been confined to a hard-wired, fiber-optic cable. Working with Facebook's Connectivity Lab, a Duke research team has now made a major advance toward the dream of ditching the fiber in fiber optics. (2021-02-11)

Discovery of a new law of phase separation
Researchers at The University of Tokyo show that the dynamics of spontaneous phase separations forming network structures can be controlled by the slow dynamics in the networks formed. This work may lead to cheaper and more powerful rechargeable batteries. (2021-02-10)

Really random networks
New mathematical method for generating random connected networks (2021-02-10)

Tests reveal cybersecurity vulnerabilities of common seismological equipment
Seismic monitoring devices linked to the internet are vulnerable to cyberattacks that could disrupt data collection and processing, say researchers who have probed the devices for weak points. (2021-02-10)

Correspondence between representations in visual cortices and neural networks
A research group led by Nobuhiko Wagatsuma, Lecturer at Toho University, Akinori Hidaka, Associate Professor at Tokyo Denki University, and Hiroshi Tamura, Associate Professor at Osaka University, found that the neural network structure of attention prediction, based on deep learning used in the development of artificial intelligence, has similar characteristics to the cerebral mechanism of primates. (2021-02-08)

UMass Amherst researchers gain insight into the biology of a deadly fungus
Researchers at the University of Massachusetts Amherst have gained new insight into the biological processes of a chytrid fungus responsible for a deadly skin infection devastating frog populations worldwide. (2021-02-08)

AI researchers ask: What's going on inside the black box?
Brain-like artificial networks are often referred to as a ''black box'' because researchers do not know how they learn and make predictions. Researchers at CSHL reported a way to peek inside the box and identify key features on which the computer relies, particularly when trying to identify complex DNA sequences. (2021-02-08)

Pushed to the limit: A CMOS-based transceiver for beyond 5G applications at 300 GHz
Scientists at Tokyo Institute of Technology and NTT Corporation develop a novel CMOS-based transceiver for wireless communications at the 300 GHz band, enabling future beyond-5G applications. Their design addresses the challenges of operating CMOS technology at its practical limit and represents the first wideband CMOS phased-array system to operate at such elevated frequencies. (2021-02-05)

RUDN University mathematicians reduced neural network size six times without post-training
A team of mathematicians from RUDN University found a way to reduce the size of a trained neural network six times without spending additional resources on re-training it. The approach is based on finding a correlation between the weights of neural connections in the initial system and its simplified version. (2021-02-05)

Quantum tunneling in graphene advances the age of terahertz wireless communications
Scientists from MIPT, Moscow Pedagogical State University and the University of Manchester have created a highly sensitive terahertz detector based on the effect of quantum-mechanical tunneling in graphene. The sensitivity of the device is already superior to commercially available analogs based on semiconductors and superconductors, which opens up prospects for applications of the graphene detector in wireless communications, security systems, radio astronomy, and medical diagnostics. (2021-02-03)

Scientists propose new way to detect emotions using wireless signals
A novel artificial intelligence (AI) approach based on wireless signals could help to reveal our inner emotions, according to new research from Queen Mary University of London. (2021-02-03)

Curtin study finds native bees under threat from growing urbanization
Residential gardens are a poor substitute for native bushland and increasing urbanisation is a growing threat when it comes to bees, Curtin University research has found. Published in 'Urban Ecosystems', the research looked at bee visits to flowers, which form pollination networks across different native bushland and home garden habitats. (2021-02-02)

Researchers create novel photonic chip
Researchers at the George Washington University and University of California, Los Angeles, have developed and demonstrated for the first time a photonic digital to analog converter without leaving the optical domain. Such novel converters can advance next-generation data processing hardware with high relevance for data centers, 6G networks, artificial intelligence and more. (2021-02-02)

"Liquid" machine-learning system adapts to changing conditions
MIT researchers developed a neural network that learns on the job, not just during training. The ''liquid'' network varies its equations' parameters, enhancing its ability to analyze time series data. The advance could boost autonomous driving, medical diagnosis, and more. (2021-01-28)

A NEAT reduction of complex neuronal models accelerates brain research
Unlike their simple counterparts in artificial intelligence (AI) applications, neurons in the brain use dendrites - their intricate tree-like branches - to find relevant chunks of information. Now, neuroscientists from the University of Bern have discovered a new computational method to make complex dendrite models much simpler. These faithful reductions may lead AI applications to process information much like the brain does. (2021-01-27)

Wirelessly rechargeable soft brain implant controls brain cells
Researchers have invented a smartphone-controlled soft brain implant that can be recharged wirelessly from outside the body. It enables long-term neural circuit manipulation without the need for periodic disruptive surgeries to replace the battery of the implant. Scientists believe this technology can help uncover and treat psychiatric disorders and neurodegenerative diseases such as addiction, depression, and Parkinson's. (2021-01-26)

To find the right network model, compare all possible histories
Scientists rarely have the historical data they need to see exactly how nodes in a network became connected. But a new paper in Physical Review Letters offers hope for reconstructing the missing information, using a new method to evaluate the rules that generate network models. (2021-01-25)

MRI helps unravel the mysteries of sleep
Scientists at EPFL and the Universities of Geneva, Cape Town and Bochum have joined forces to investigate brain activity during sleep with the help of MRI scans. It turns out our brains are much more active than we thought. (2021-01-22)

Nonsurgical treatment for cerebral infarction using wearable wireless ultrasound devices
Korea Institute of Science and Technology(KIST) announced that the research team at the Center for Bionics, led by Dr. Kim Hyungmin, developed a wireless rehabilitation treatment technology for brain nervous system damaged by a stroke by fabricating a wearable, wireless low-intensity focused ultrasound brain stimulator. Additionally, to verify its effectiveness, this brain stimulator was applied to animal models of stroke. (2021-01-19)

Stop global roll out of 5G networks until safety is confirmed, urges expert
We should err on the side of caution and stop the global roll out of 5G (fifth generation) telecoms networks until we are certain this technology is completely safe, urges an expert in an opinion piece published online in the Journal of Epidemiology & Community Health. (2021-01-18)

Artificial Intelligence beats us in chess, but not in memory
A new piece of research shows that the brain strategy for storing memories may lead to imperfect memories, but in turn, allows it to store more memories, and with less hassle than AI. The new study, carried out by SISSA scientists in collaboration with Kavli Institute for Systems Neuroscience & Centre for Neural Computation, Trondheim, Norway, has just been published in Physical Review Letters. (2021-01-15)

The regulatory network of sugar and organic acid in watermelon fruit is revealed
The innovation project watermelon and melon cultivation and physiology team of Zhengzhou Fruit Research Institute has made new progress in the metabolism regulation of sugar and organic acid in watermelon fruit. (2021-01-14)

Seawater as an electrical cable !? Wireless power transfers in the ocean
Toyohashi University of Technology research team has successfully transferred power and data wirelessly through seawater by using a power transmitter/receiver with four layers of ultra-thin, flat electrodes. Until now, it had been thought that wireless power transfers could only be achieved through magnetic coupling. This time, with a focus on the high-frequency properties of seawater, a third method for conductive coupling was devised, and a power transmitter/receiver was developed to achieve highly-efficient power transfers. (2021-01-13)

Diffractive networks light the way for optical image classification
There is renewed interest in optical computing due to its potential advantages, including parallelization, power-efficiency, and computation speed. Diffractive networks utilize deep learning-based design of successive diffractive layers to all-optically process information as the light is transmitted from the input to the output plane. UCLA researchers significantly improved the statistical inference performance of diffractive optical networks using feature engineering and ensemble learning, which is important for applications including all-optical object classification and computational imaging. (2021-01-13)

Why independent cultures think alike when it comes to categories: It's not in the brain
A study from the Network Dynamics Group (NDG) at Penn's Annenberg School for Communication conducted an experiment in which people were asked to categorize unfamiliar shapes. Individuals and small groups created many different unique categorization systems while large groups created systems nearly identical to one another. (2021-01-12)

SUTD develops new model of influence maximization
The model will enhance the robustness of networks to adversarial attacks and will benefit both practitioners and organizations. (2021-01-12)

Turbulent dynamics in the human brain could revolutionize the understanding of its functionality
According to a new study, published on 8 December in Cell Reports, by Gustavo Deco, director of the Center for Brain and Cognition, and Morten L. Kringelbach, researcher at the Department of Psychiatry of the University of Oxford (United Kingdom) and the Center for Music in the Brain of the University of Aarhus (Denmark). (2021-01-12)

Researchers find nonnative species in Oahu play greater role in seed dispersal
Oahu's ecosystems have been so affected by species extinctions and invasions that most of the seeds dispersed on the island belong to nonnative plants, and most of them are dispersed by nonnative birds. (2021-01-11)

Researchers realize efficient generation of high-dimensional quantum teleportation
In a study published in Physical Review Letters, the team led by academician GUO Guangcan from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) made progress in high dimensional quantum teleportation. The researchers demonstrated the teleportation of high-dimensional states in a three-dimensional six-photon system. (2021-01-08)

Tiny wireless device sheds light on combating obesity
In a new study, researchers at Texas A&M University have described a medical device that might help with weight loss and requires a simpler operative procedure for implantation. (2021-01-08)

Light-carrying chips advance machine learning
An international team of researchers found that so-called photonic processors, with which data is processed by means of light, can process information very much more rapidly and in parallel than electronic chips. The results have been published in the scientific journal ''Nature''. (2021-01-06)

Light-based processors boost machine-learning processing
An international team of scientists have developed a photonic processor that uses rays of light inside silicon chips to process information much faster than conventional electronic chips. Published in Nature, the breakthrough study was carried out by scientists from EPFL, the Universities of Oxford, M√ľnster, Exeter, Pittsburgh, and IBM Research - Zurich. (2021-01-06)

Swinburne-led research team demonstrates world's fastest optical neuromorphic processor
A Swinburne-led team has demonstrated the world's fastest and most powerful optical neuromorphic processor for artificial intelligence. The neuromorphic processor operates faster than 10 trillion operations per second and is capable of processing ultra-large scale data. (2021-01-06)

A robotic revolution for urban nature
Drones, robots and autonomous systems can transform the natural world in and around cities for people and wildlife. (2021-01-04)

Super surfaces
Assembling tiny chips into unique programmable surfaces, Princeton researchers have created a key component toward unlocking a communications band that promises to dramatically increase the amount data wireless systems can transmit. (2021-01-04)

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