Articles tagged with Cameras
A UA computer engineering researcher is developing a guided simulation model to train surgeons on minimally invasive robotic systems. The system uses visual and haptic force guidance to help correct depth perception mistakes, reducing the risk of serious damage during complex procedures.
A study using a custom-built 'shark-eye' camera reveals that biofluorescence makes catsharks more visible to neighbors of the same species at depths where they live. The researchers found that the contrast of patterns on the biofluorescent sharks increases with depth, suggesting they may use it to communicate with one another.
A seismic network in Nevada is being used to monitor wildfires and provide early intelligence on more than 25 fires during the last fire season. The technology has the potential to remake firefighting by allowing for tactical suppression and scaling resources appropriately, saving time and money.
The study reveals that carnivore populations thrive in areas with preferred habitat and food sources, contradicting expectations of radioactive contamination. The camera survey captured 14 species, including gray wolves and raccoon dogs, which were more likely to be found in highly contaminated but suitable habitats.
Researchers create a deformable lens array that adapts to the sheet camera's curvature, producing high-quality images over a wide range of deformations. This innovation could lead to cameras the size of a credit card or wrapped around everyday objects.
Researchers discovered that trap-jaw spiders can snap their chelicerae shut at incredible speeds, outperforming even the fastest muscles. This high-speed predatory behavior has evolved multiple times within the Mecysmaucheniid family of spiders.
Researchers from MIT developed a new infrared depth-sensing system that works outdoors, using a smartphone with a $10 laser. The system captures four frames of video and subtracts ambient infrared light to improve accuracy. It has been tested on a driverless golf cart and shows promise for autonomous vehicles.
A UBC study found that high-speed and inexperience are top contributing factors to injuries on the Whistler sliding track. The study also revealed that more experienced sliders had lower injury risks, with those logging over 150 runs showing reduced risk.
Disney researchers create a low-cost, handheld depth sensor system for capturing 3-D models of marine life with millimeter accuracy. The system corrects for refraction effects and supports coral reef restoration efforts in the Bahamas.
The mission aims to observe the emission of soft X-rays from solar particles colliding with Earth's upper atmosphere and neutral gases in interplanetary space. The data will help scientists understand charge exchange processes, atmospheric loss on Mars, and radiation effects on near-Earth space.
Dr. Chung-Tse Michael Wu, an assistant professor of electrical and computer engineering at Wayne State University, has received a $500,000 NSF CAREER grant to develop antennas made of novel transmission-line-based metamaterials for a high-speed, microwave panoramic camera.
Researchers at KAIST developed K-Glass 3, a smart glasses device with a low-power multicore processor enabling convenient typing and screen pointing. The device features stereo vision and deep-learning algorithms, allowing users to enjoy enhanced AR experiences.
Research uncovers Amazon forest seasonality, revealing a dynamic pattern of leaf growth and death that explains variations in photosynthesis. The findings improve climate models and provide insights into the forest's ability to adapt to dry periods.
Researchers at Caltech have developed a visual readout method using analytical chemistries and image processing to quantify single nucleic-acid molecules, enabling the use of any cell-phone camera. This technology has potential applications in limited-resource settings for disease diagnosis.
Scientists at Nanyang Technological University have developed a chip that allows radar cameras to be made as small as palm-sized while maintaining high image quality. The new technology has the potential to revolutionize various applications including unmanned aerial vehicles, driverless cars, and satellite imaging.
The CANYVAL-X mission demonstrates the technology for a virtual telescope by aligning two tiny satellites to create a single telescope. This feat is expected to benefit scientists studying the sun's corona and searching for planets beyond our solar system.
Researchers developed an imaging device using a loose bundle of optical fibers, enabling non-invasive imaging without lenses or protective housings. The system uses time-of-flight technique to determine fiber positions and can produce images with high resolution.
Researchers developed a low-power chip that can process 3-D camera data and guide the visually impaired through wearable devices. The chip, about one-thousandth as powerful as conventional processors, enables a prototype navigation system that conveys distance information to users.
ETH Zurich scientists develop software that uses optical means to create 3D models of entire buildings in just 10 minutes, outperforming infrared technology in sunlight. The method allows for detailed architectural features and potential applications include augmented reality, city tours, and self-parking cars.
The James Webb Space Telescope has made significant progress with the installation of its primary mirror segments, a critical component of the observatory. The 18 hexagonal-shaped mirrors will work together as one large 21.3-foot mirror, unfolding and adjusting to shape after launch.
Researchers from the University of Cambridge developed a new smartphone-based system called SegNet, which can identify objects in road scenes in real-time, even without GPS. The system has been successfully tested on city roads and motorways, and could potentially be used as a warning system for driverless cars.
Scientists are mapping glaciers and wetlands in the Cordillera Blanca mountain range with high-altitude drones, collecting data on glacier melt and groundwater storage. The study provides a template for research teams investigating water security in other areas of the world.
The study, conducted in Sunshine County, surveyed leadership positions on their attitudes toward body-worn cameras. Most departments were neutral or supportive of the cameras' use, with concerns over privacy issues and public disclosure.
The FaceDirector system enables directors to fine-tune performances in post-production, saving time and money by avoiding reshoots. It combines facial expressions and audio cues for optimal synchronization, allowing users to generate novel versions of performances.
Scientists have developed a method to detect the shape of light waves with unprecedented precision by studying the behavior of 'quasiparticles' - ripples in the electric field that emerge when light meets solid surfaces. This breakthrough has significant implications for applications in metrology, chemical sensing, and adaptive optics.
By exploiting polarization of light, MIT researchers have developed a system that can increase the resolution of conventional 3D imaging devices up to 1,000 times. The technique uses coarse depth estimates and real-time calculations to provide high-quality 3D images.
A new hyperspectral infrared camera can photograph and film methane in the air, addressing uncertainty around its sources and sinks. The camera measures emissions from environments such as sewage sludge deposits, combustion processes, animal husbandry, and lakes.
Researchers developed patented prototypes of FlatCam, a thin sensor chip that processes sensor measurements into images and videos. The technology decouples the parameters of light collection and device thickness, enabling large sensors with thin devices.
The Power Over Wi-Fi system can wirelessly power low-power devices, such as cameras and wearable trackers. The technology attracts attention for its potential to enable Internet of Things development.
The Soft X-ray focusing Telescope (SXT) onboard Astrosat successfully saw its first light on Oct. 26, 2015, after the camera door was opened at 06:30UT. The telescope's mirrors were aligned perfectly to image a single point, and data quality is excellent.
Experts believe video recording can increase accountability and improve quality through increased transparency. This approach has successfully reduced speeding vehicles and improved hand washing rates in hospitals.
Scientists have developed a new fingerprint imaging system that takes pictures from inside fingers, reducing the risk of fake fingerprints and improving security. The device uses optical coherence tomography technology to image internal fingerprints and sweat pores, offering a more reliable identification method.
NASA has launched a new website featuring daily color images of Earth taken by the Deep Space Climate Observatory (DSCOVR) EPIC camera, providing insights into global variations in vegetation, ozone, and cloud height. The images are available for public viewing on the NASA website.
A new affordable hyperspectral camera, HyperCam, can capture unseen details beneath surfaces using visible and near-infrared light. The technology shows promise for applications such as food safety, biometrics, and gesture recognition, with promising results in distinguishing between hand images of users and predicting fruit ripeness.
A new method teaches computers to recognize human activities from first-person images, predicting with 83% accuracy. The technique uses over 40,000 images gathered by a wearable camera and can be generalized to another person after just two days of annotation.
Professor John J. Ohala has been awarded the Acoustical Society of America's Silver Medal in Speech Communication for his contributions to understanding speech production and perception, as well as applying phonetic principles to study spoken language change over time.
A survey of UK healthcare professionals found that most doctors and nurses use their own smartphones for patient care, with over 92% of doctors and 53% of nurses deeming them 'very useful' or 'useful'. However, the lack of digital security measures and data encryption raises concerns about potential privacy breaches.
The new algorithm enables filmmakers to determine the optimal number and location of cameras for capturing a scene, amassing data that can be used during post-production. It allows for virtual relighting, generating new viewpoints, and digitally recovering detailed 3D shapes and layouts.
The DOE is investing $10.5 million in CAMERA to develop computational mathematics and algorithms for experimental facilities research. This will help scientists extract useful information from experiments, tackling challenges such as data analysis and image processing.
Scientists have developed a network of energy-harvesting sensor nodes equipped with onboard cameras that can automatically determine each camera's pose and location. This capability enables large-scale sensor networks to operate without batteries or external power, making them ideal for the Internet of Things (IoT) applications such as...
A UTSA computer science professor has received a Department of Army grant to create an image searching algorithm for combing through large amounts of surveillance videos. The goal is to identify individuals more quickly, especially in crowded and hectic situations like the Boston Marathon bombing.
The OSIRIS-REx camera suite, consisting of PolyCam, MapCam, and SamCam, will enable the spacecraft to image and map Bennu, select a safe sampling site, and collect a sample. The mission is scheduled to launch in September 2016 and will return the largest sample from space since the Apollo lunar missions.
A new imaging technology developed by CMU and U of T researchers enables depth-sensing cameras to work efficiently in bright light, including sunlight. This allows for applications such as medical imaging, gaming, and space exploration, where traditional cameras are unable to capture accurate 3D information.
A NASA camera aboard the DSCOVR satellite captured a unique view of the moon as it moved in front of the sunlit side of Earth. The images show the fully illuminated
Researchers at Disney Research developed an efficient method to collect and filter video pixels from multiple frames, enabling deblurring, denoising, and object removal. This technique uses scene-space processing to compensate for 3-D inaccuracies in real-world videos.
The RED Epic Dragon camera is capable of recording images with six times more detail than previous cameras, capturing high-resolution footage of astronauts on the International Space Station. The camera's ability to record at high resolution and up to 300 frames per second makes it ideal for science investigations and dynamic events.
The NASA satellite camera has returned its first view of the entire sunlit side of Earth, generating color images using a combination of narrowband filters. The images show effects of sunlight scattered by air molecules, giving them a characteristic bluish tint.
A team of wildlife experts has successfully revealed the black leopard's spots using a modified infrared flash on automatic camera traps, allowing scientists to study and monitor this unique population. The research provides a new tool for conservation efforts, which are critical due to widespread poaching and habitat loss in Malaysia.
Researchers in Malaysia have discovered a method to identify black leopards by manipulating automatic cameras, allowing for population estimates and conservation efforts. The technique uses infrared flash to reveal complex patterns of spotting on the animals' coats.
Researchers found that six-gill and prickly deep-sea sharks are positively buoyant, requiring less energy to swim upward than downward. This adaptation may provide them with a 'stealth' advantage during hunting or aid in nightly migrations to shallower areas.
NGC 6503, a 30,000-light-year-long galaxy, is located at the edge of the 150-million-light-year-wide Local Void. The Hubble Space Telescope image showcases its vibrant colors and swirling spiral arms.
The Universities of Leicester and Nottingham are developing a mini hybrid gamma ray camera to improve the diagnosis of tumours and lymph nodes from patients' bedsides. This handheld 'hybrid' technology combines optical and gamma imaging, allowing for more accurate surgical cancer treatments and reducing mortality and morbidity.
Dartmouth researchers developed a novel screen-camera communication system called HiLight, enabling seamless, real-time data transfer between screens and cameras without user intervention. The system supports various applications, including augmented reality and security features.
Scientists have developed a new high-speed camera, STAMP, that can record events at over 1-trillion-frames-per-second, capturing complex physical and biological processes. The camera operates by splitting a single light pulse into multiple colors, allowing for the creation of moving pictures of ultrafast phenomena.
A new study found that technology can reduce distracted driving among teen drivers when cameras and cell phone blocking programs are in place. The study showed that teens who used these systems had lower cell phone use and fewer high-risk driving behaviors.
A team at Northwestern University has developed a faster and higher quality 3D camera that can be used in more environments and produces better images. The camera uses single-point scanning and is modeled after the human eye, making it much faster and higher quality than existing devices.
The new technology enables drones to detect safe landing spots and execute proper landing operations even without GPS signal. The system uses computer-vision software to analyze images and identify landmarks, allowing the drone to regain stable flight and fulfill its mission autonomously.
Researchers at Fraunhofer-Gesellschaft have developed a tablet app called Ultra-HD-Zoom that allows users to navigate and zoom into high-resolution panoramic images. The technology uses ultra-high-definition cameras to capture 360-degree views, making it ideal for live events coverage.
A study will be conducted to understand how revalidation is carried out in comparable countries, with recommendations for models of implementation. The team aims to provide evidence to support future policy developments in Australian medical revalidation strategy.
Researchers used computer code to generate images of wormholes and black holes, discovering multiple images of stars and galaxies near rapidly spinning black holes. This technology has implications for astrophysicists studying black holes and the behavior of light in extreme environments.