Articles tagged with Smartphones
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A recent study found that smartphone apps can help users track their dietary data more consistently and accurately than traditional methods. The research used a commercially available app, recording dietary intake using the memo function of smartphones, and paper and pencil for comparison.
A new system called DENDROID facilitates malware identification in smartphones by analyzing app structures and family relationships. This tool enables security analysts to classify unknown malware samples and track potential ancestors, enhancing their ability to detect and analyze complex threats.
The BiliCam app uses a smartphone's camera and flash to take a picture of a baby's belly, which is then analyzed by machine-learning algorithms to detect bilirubin levels. This non-invasive tool could replace current screening methods, especially in resource-poor areas where access to medical care is limited.
A Canadian team outlines possible coping mechanisms for lost or stolen mobile devices, highlighting the importance of user awareness and organization security measures. The researchers found that many users are either unaware or unwilling to use security countermeasures, leaving them vulnerable to data loss risks.
A recent study published in the Journal of the American Medical Informatics Association found that crowdsourced ratings of food pictures by app users are comparable to those given by trained experts. This suggests that crowdsourcing may be a viable way to improve adherence to dietary self-monitoring and support weight loss.
University of Washington engineers have designed a new communication system that uses radio frequency signals as a power source and reuses existing Wi-Fi infrastructure to provide Internet connectivity. This technology, called Wi-Fi backscatter, enables battery-free devices to connect to the internet, overcoming a major hurdle in the w...
A smartphone app study tracked daily activities and stool samples to analyze the impact of life events on gut microbiota. The results showed that specific events, such as moving abroad or getting food poisoning, significantly altered the composition of gut bacteria.
Researchers found that mobile display ads are effective for products with practical uses and high involvement, but less so for luxurious or low-involvement products. By understanding these nuances, marketers can optimize their advertising strategies and improve return on investment.
Researchers at the University of Washington have developed a way to visualize daily activity patterns over time, helping users understand their habits and make meaningful changes. The study found that participants who used this visualization tool had an easier time meeting personal fitness goals.
A study by Kansas State University researcher Sooyeol Kim found that employees who take short smartphone breaks throughout the day are happier at the end of the workday. Microbreaks, defined as non-working-related behaviors during working hours, can provide employees with refreshment and help them cope with stressors.
Researchers at Intermountain Medical Center developed a simple saliva test that uses a smartphone to quantify and interpret cortisol levels in five minutes. This new technology helps identify adrenal insufficiency, monitor cortisol replacement, and assess physiologic changes in adrenal function.
Researchers found 82% of common bacteria on participants' fingers also present on their smartphones. Women were more closely connected to their phones than men, with the most commonly found bacteria including Streptococcus, Staphylococcus, and Corynebacterium.
Researchers have developed a device that uses smartphones to measure cortisol levels in saliva, providing an inexpensive alternative to current lab-based tests. The new technology is expected to cost less than $5 and take less than 10 minutes to administer.
Researchers developed a smart glass micro-iris that controls light entry with minimal power consumption, overcoming traditional mechanical blade limitations in camera-integrated devices. The device demonstrates improved depth of focus and optical contrast, paving the way for next-generation smartphone cameras.
Researchers at Michigan State University found that non-academic Internet use in class leads to lower exam scores for all students, not just those with lower intellectual abilities. The study suggests that the engaging nature of internet use can be a significant distraction and negatively impact academic performance.
A US study suggests that smartphone apps pose a higher risk of gonorrhoea and chlamydia among gay men, who are more likely to engage in unprotected sex with anonymous partners. The study found that app users were 23% more likely to be infected with gonorrhoea and 35% more likely to be infected with chlamydia.
Researchers at the University of Akron have developed a shatterproof screen technology using a transparent electrode that is tough, flexible and cost-effective. The new film can withstand repeated scotch tape peeling and bending tests, offering a potential replacement for traditional touchscreen displays.
The Net Children Go Mobile Project found that 46% of children own a smartphone and 41% use it daily, leading to increased digital skills but also online risks such as cyberbullying and exposure to sexual content. However, mobile internet access does not create vulnerability, and younger users are more likely to be affected by these risks.
A new study finds that too many product photos can lead to visual homogenization, reducing the ability to discern one product from another. Taking a mental break and returning to the shopping cart for a final decision may be an effective way to overcome this effect.
A smartphone app has shown promise in detecting early signs of mood changes in people with bipolar disorder through voice analysis during everyday phone conversations. The app, called PRIORI, analyzes broad features and properties of speech to identify potential mood swings.
Cognitive radio technology could make wireless communications 10 times faster by identifying and using unused radio spectrum, reducing congestion and energy waste. Researchers at the University at Buffalo are developing this technology with a $2.72 million Air Force grant.
Scientists developed a high-resolution sensor that can be painted onto surfaces or built into gloves to measure pressure. The sensor changes color from deep blue to ruby red under stress, providing higher contrast and resolution.
Research by University of Illinois engineers reveals that smartphone sensors can be used to identify individual devices, raising concerns about user tracking and security. The study found that imperfections in the manufacturing process create unique fingerprints on each sensor, which can be used to track a device's activities.
Researchers from Australian National University developed a simple and cheap way to make high-powered lenses that can transform smartphones into high-resolution microscopes. The lenses are made by using the natural shape of liquid droplets, promising revolution in science and medicine in developing countries and remote areas.
Researchers have developed a navigation map system based on ant colony behavior to aid evacuees in disaster zones. The system utilizes smartphones as networked sensors to provide real-time updates, enabling users to navigate safely through damaged areas.
Researchers at MIT have developed a new type of tiny particle that can be used to authenticate currency, electronic parts, and luxury goods. The particles contain colored stripes of nanocrystals that glow brightly when lit up with near-infrared light.
Researchers at Tel Aviv University have developed a new prototype battery that can fully charge a smartphone in under a minute, using nanodots derived from bio-organic materials. The technology increases electrode capacity and electrolyte performance, making it more efficient and eco-friendly than current battery technologies.
A recent study by Syracuse University researchers found that popular smartphone activities can leave devices vulnerable to 'computer worms.' These worms, which can steal personal info and spread to friends' contacts, target HTML5-based apps. The team identified 14 vulnerable apps across Android, iOS, and Blackberry.
A study by University of Helsinki researchers found that smartphone malware infection rates are significantly higher than previously estimated at around 0.25%. The team collected anonymized data from over 50,000 devices during a seven-month period and developed a technique to identify devices infected with previously unknown malware.
A new smartphone application appears to help patients with alcohol use disorder (AUD) reduce risky drinking days and promote abstinence. The Addiction-Comprehensive Health Enhancement Support System (A-CHESS) app provides audio-guided relaxation and alerts when a patient nears a high-risk location, leading to a significant decrease in ...
University of Houston researchers create a system to diagnose diseases in real time using smartphones and $20 lens attachments. The device uses gold nanoholes to detect chemical interactions between disease-causing agents and antibodies, providing quick and affordable readouts.
Researchers at Saarland University have developed software to detect malicious apps in app stores, identifying potential security threats. The software analyzes code access patterns to flag suspicious behavior, with over 3,000 apps already tested.
Researchers at Stanford University School of Medicine have developed two inexpensive adapters that allow smartphones to capture high-quality images of the front and back of the eye. The adapters make it easy for anyone with minimal training to take a picture of the eye and share it securely with other health practitioners or store it i...
Researchers found that smartphone owners made fewer errors on the mobile voting system than traditional voting methods. The study suggests incorporating smartphone-based voting systems into the current process could improve efficiency and usability.
Researchers have developed a low-cost, battery-free gesture recognition system called AllSee, which uses existing TV signals as both power and detection means. The technology enables seamless interaction with electronic devices hidden from sight using simple hand movements.
The 'One Love My Plan' smartphone application provides college-age women in abusive relationships with personalized safety plans and confidential resources. The app, developed by University of Missouri researchers, aims to connect young women with existing services and provide immediate strategies for helping themselves or friends.
Researchers have developed a smartphone-based system that can locate buried avalanche victims using satellite navigation, promising faster and more precise rescue operations. The Galileo-LawinenFon system uses the combined signals of GPS, Galileo, and GLONASS satellite systems to pinpoint accident victims in seconds.
A Michigan State University study found that nighttime smartphone usage for work purposes leads to decreased productivity and increased fatigue the next day. The research suggests that smartphones' blue light emission disrupts melatonin production, hindering sleep recovery.
A University at Buffalo research paper found that nanodevices in microcircuits can protect themselves from heat generation, preserving device function. This discovery could allow for more powerful smartphones and laptops without overheating issues.
A new smartphone device employing advanced camera technology can now accurately read a user's cholesterol level in under a minute. The Smartphone Cholesterol Application for Rapid Diagnostics, or smartCARD, uses color analysis to discern results from a drop of blood, sweat or saliva.
Researchers use existing IT infrastructure to monitor office occupancy and adjust temperature controls, reducing energy waste. The approach involves analyzing network addresses and device activity to estimate user locations, enabling more efficient heating and cooling systems.
ETH-scientists develop software to scan 3D models using smartphone technology, allowing users to capture objects easily and efficiently. The app uses inertial sensors and graphics processing power to enable faster reconstruction and increased interactivity.
Researchers have developed a flexible, rechargeable battery woven into fabric that can power wearable electronics. The innovation could enable athletes to monitor vital signs and allow for more aesthetic possibilities, such as lighting up patterns on clothing.
A recent study found that many popular anti-smoking smartphone apps lack basic strategies known to help smokers quit, including counseling and medication guidance. The researchers recommend using these apps with caution and instead suggest calling a quit-line for proven help on beating tobacco addiction.
Researchers from the University of Helsinki have developed a method to extract information about vehicular movement patterns from smartphone accelerometer measurements. The technique can detect most common public transportation types with over 80% accuracy, making it suitable for daily monitoring and fine-grained modeling of human tran...
A new algorithm developed at Northwestern University can accurately track physical activity no matter where a patient carries their phone. The study's findings are crucial for improving the health of patients with Parkinson's disease, who may carry their phones in different locations throughout the day.
According to the USC CTM report, Americans' media consumption has increased significantly between 2008 and 2015, with average daily consumption expected to reach 15.5 hours by 2015. The total amount of data delivered will exceed 8.75 zettabytes annually, representing a year-over-year growth rate of 25%.
A new study finds that women are more sensitive to mobile phone use during business meetings than men, with significant regional and age differences. The research highlights the importance of understanding social expectations around polite smartphone behavior in the workplace.
Researchers investigate how aging affects smartphone use, including texting and emailing, to improve accessibility and usability. The study aims to inform the design of smartphones for older users, enabling them to maintain independence and social connections.
A tiny MEMS accelerometer chip used in smartphones can detect moderate to strong earthquakes when located near the epicenter. The technology has the potential to increase coverage and accuracy in monitoring strong motion during earthquakes, making it possible to create an urban seismic network that transmits real-time ground motion data.
Scientists have developed a portable imaging system that harnesses smartphones to detect individual viruses and determine viral load. This breakthrough enables remote diagnosis and treatment monitoring in resource-limited locations.
Researchers develop a technique using smartphones to capture high-quality fundus images, aiding in the diagnosis of eye diseases. The method uses inexpensive apps and readily available instruments, making it accessible for smaller practices and third-world countries.
Researchers have created a transparent, elastic OLED that can be repeatedly stretched, folded and twisted at room temperature while still retaining its original shape. The new material has potential applications in smartphones, clothing, lighting, medical tools and more.
Mobile devices could increase access to pulse oximetry, a crucial tool for monitoring blood oxygen levels, by providing an affordable and effective alternative to traditional equipment. This technology has the potential to improve patient outcomes, particularly in resource-poor settings where timely intervention can be life-saving.
A new study has found that a smartphone app can quickly screen for cognitive dysfunction often found in patients with cirrhosis. The app, called EncephalApp_Stroop, is a valid method for screening minimal hepatic encephalopathy (MHE) and may improve treatment rates in potential patients.
UCLA researchers have created a portable smartphone attachment that can detect single viruses, bacteria, and nanoparticles using a cellphone-based imaging platform. The device weighs less than half a pound and can be used for sensitive detection of sub-wavelength objects in field settings.
The smart phone app uses data from over 100,000 heart attack patients to calculate the risk of repeat attacks within three years. This enables clinicians to tailor treatments to individual patients, reducing the risk of side effects and improving patient outcomes.
Researchers at Kansas State University and Avatekh Inc. are developing advanced nonlinear algorithms and circuits called adaptive nonlinear differential limiters (ANDLs) to reduce electronic noise and interference in industrial and consumer products. The technology may improve smartphone performance, battery life, and operating range.
A team at UC Riverside developed a novel way to build resistive memory devices that can store terabytes of data, replacing current flash memory. The new technology uses zinc oxide nano-islands on silicon, eliminating the need for a separate selector device.
Researchers used smartphone batteries to crowdsource weather information, estimating daily average temperatures for eight major cities with an accuracy of 1.5 degrees Celsius. This technique could lead to continuously updated weather predictions at a city block resolution, improving the accuracy and specificity of current weather forec...