Articles tagged with Cameras
Scientists at the University of Sheffield used a high-speed camera to measure the mass and radius of an ancient star for the first time. This breakthrough verifies stellar structure theory and provides detailed predictions about the star's brightness, color, and future evolution.
A recent BYU study used infrared cameras to measure pupil diameter and found that couples who worked together experienced reduced stress levels. The research, published in PLOS ONE, builds on previous landmark studies showing the benefits of relationships for longevity.
Research on body-worn cameras found that devices do not produce dramatic changes in police behavior, nor improve citizens' satisfaction with police encounters. However, cameras may reduce complaints against officers and are generally supported by both officers and citizens.
The University of Bath's CAMERA research centre collaborated with Aardman on a BBC virtual reality documentary about twin sisters affected by a car accident. Researchers used facial animation and motion capture tech to create realistic character movements, making the viewer feel immersed in their story.
A recent study using camera traps in African forests found that wild apes exhibit varied reactions to unfamiliar objects, including poking, staring, and attempting to bite cameras. The study highlights the need for scientists to consider how animals will respond to monitoring equipment in their natural habitats.
Researchers found that bonobos reacted more strongly to camera traps than chimpanzees, while younger apes were more curious and explored them longer. The study highlights the need for scientists to consider animal responses to unfamiliar monitoring equipment in their natural habitats.
Scientists developed Virtual Frame Technique (VFT) to generate thousands of images of fast phenomena, using conventional photos from any device. VFT performs better than high-speed cameras and has been used for various applications, including droplet impacts and fracture mechanics.
A new method for making infrared cameras using quantum dots offers faster production and better performance. This technology could enable the use of infrared cameras in autonomous vehicles, smartphones, and other devices, improving their ability to detect heat signatures and see through smoke and fog.
Researchers developed AutoDet method for real-time surface contamination detection using AI and hyperspectral imaging. This enables targeted cleaning, reducing unnecessary disinfectant use and promoting sustainable cleaning practices.
A new study reveals that disrupting the ability of wolves to travel on linear developments, such as pipelines and roads, can reduce their access to caribou habitat. This strategy is more effective and less invasive than traditional methods like wolf culling or building fenced enclosures.
Researchers at ETH Zurich developed a new transparent material coating that greatly reduces fogging on eyewear, cameras, and windshields. The coating absorbs infrared sunlight and converts it into heat, preventing fogging by heating the surface up to 3-4 degrees Celsius.
Researchers have fabricated a film using DuPont Kevlar fibers and polyethylene glycol that absorbs heat and releases it slowly, making objects invisible to thermal cameras. The composite film performs comparably to other stealth films but is simpler and cheaper to make.
Engineers at Penn University developed a test that uses off-the-shelf components to detect single proteins with results in minutes, compared to days. The system is thousand times more sensitive than standard protein assays and can be handheld and less expensive.
Graphene-based wearables track UV exposure, heart rate, hydration and oxygen saturation, while also enabling night vision through camera sensors and spectrometers. These technologies have potential applications in healthcare, food inspection and surveillance.
A new method developed by Northwestern Engineering's Manijeh Razeghi has greatly reduced image distortion caused by spectral cross-talk in dual-band photodetectors. This work enables high spectral-contrast infrared imaging devices for various applications, including medicine and security.
Research from Anglia Ruskin University found that calibrated smartphone cameras can significantly improve accuracy in eye examinations. The study used three smartphones and compared results to clinician diagnoses, highlighting the importance of camera calibration for telemedicine and AI applications.
The nTIDE January 2019 Jobs Report shows a flattening of economic indicators for Americans with disabilities, while those without disabilities experience steady improvement. Efforts like Lights! Camera! Action! 2.0 aim to promote diversity and inclusion in the media industry.
A new machine learning-based intention detection method predicts grasping/releasing intentions based on user behaviors, enabling SCI patients to pick-and-place objects. The method utilizes a first-person-view camera and is advantageous in detecting user intentions without requiring person-to-person calibrations.
The MIT robot uses a soft-pronged gripper, force-sensing wrist cuff, and external camera to see and feel the tower and its individual blocks. It learns from visual and tactile feedback, and adapts its moves in real-time to avoid toppling the tower.
Researchers recreated bird colour vision using a specially designed camera, revealing that birds see contrasts in dense forest foliage differently than humans. Birds can navigate and find food more easily due to their ultraviolet perception.
The MIRC-X camera allows astronomers to study the inner regions of planet-forming disks, gaining insights into the formation of rocky planets. Scientists can now explore previously inaccessible areas of young stars and gain new understanding of the solar system's early stages.
Researchers found that body-camera footage led to lower intentionality ratings compared to dashboard footage in both real and staged incidents. The study suggests that body-camera footage could impact judicial decisions.
A study by Max Allen and colleagues found several mammalian predators, including gray wolves and American martens, living on islands with varying sizes and proximity to the mainland. The research offers new insights into island biogeography and highlights the importance of preserving carnivore habitats.
The MuSCAT2 instrument will use multi-color transit observations to separate actual exoplanets from eclipsing binary stars. This technique is essential for confirming a large number of new transiting exoplanet candidates, including Earth-like habitable planets orbiting stars near the Sun.
Researchers at MIT used a deep neural network to reconstruct transparent objects from low-exposure images taken in the dark. The technique could illuminate features of biological tissues and cells in low-light conditions, reducing the need for excessive light exposure that can damage specimens.
Researchers developed a system using drones to capture actor movements for 3D animation, reducing camera work and data processing.
The UC3M and Álava Engineers have created a professorship to encourage research in computer vision, focusing on image capture and analysis. The joint project will develop applications for offline and online image processing using various technologies.
Researchers analyzed the flight patterns of swifts, discovering that they spend most of their time gliding and using rising currents to power their movements. This unique strategy allows them to extract energy from the air almost for free, making their foraging capabilities extremely efficient.
A study by Florida Atlantic University explores police officers' experiences with body-worn cameras, finding they increase transparency and accountability. However, it also reveals reduced morale and a focus on proactive policing strategies.
Researchers at Stanford University have developed a system that uses tiny detectors to map the angle of incoming light waves, inspired by the unique structure of geckos' ears. This technology could support advances in lens-less cameras, augmented reality, and robotic vision.
Researchers from ITMO University created a non-invasive system to measure blood flow in the upper limbs using video recording of skin surface under green light. The method is comparable in accuracy to traditional methods but is easier to use, cheaper, and suitable for most patients.
Scientists have developed a new method and camera to measure the flow and speed of ash particles in volcanic plumes, which can help reduce the risks to human health and infrastructure. The camera, called AshCam, uses sunlight to identify ash particles and provides new insights into volcanic ash dynamics.
Researchers at Stanford University have developed small flying robots called FlyCroTugs that can pull objects up to 40 times their weight using advanced gripping technologies. The robots' ability to anchor themselves to various surfaces using gecko-inspired adhesives and microspines enables them to navigate through snug spaces and inte...
Researchers have developed the world's fastest camera capable of capturing 10 trillion frames per second. This innovation enables real-time imaging of dynamic phenomena in biology and physics, allowing for unprecedented insights into light-matter interactions.
Researchers created a new camera inspired by mantis shrimp vision, improving dynamic range up to 10,000 times higher than commercial cameras. The camera detects light polarization and can spot hazards three times farther away than color cameras used on cars today.
Researchers have developed an ultrafast optical fiber-based electron gun to directly observe and capture atomic motions at surfaces and interfaces. The device uses low-energy electron pulses and a streak camera to achieve subpicosecond temporal resolution, revealing the transition state during chemical processes.
Researchers at Duke University have developed a new technique to reconstruct sequence of diffuse images from one long photographic exposure. By using a coded aperture, they can extract individual frames from a single, scattered exposure, overcoming limitations such as motion and constant scattering medium.
Researchers found that hummingbirds and nectar bats hover in different ways, with the former generating more lift relative to drag. Nectar bats' hovering form is a blend of fruit bats' and hummingbirds' hovering, with twisted wings on the upstroke.
Researchers developed an image averaging method to enhance low-quality CCTV footage, significantly improving human and computer facial recognition accuracy. The technique allows for a standardized way to create digital snapshots from multiple camera angles, aiding law enforcement in suspect identification.
TESS has shared its first science image, revealing a wealth of stars and other objects in the southern sky. The image captures systems previously known to have exoplanets, highlighting the mission's potential to discover new worlds.
A tiny camera lens invented by ANU researchers may enable fast and reliable transfer of quantum information between quantum computers and an optical fibre network. The device uses a metasurface that controls light with functionalities outperforming traditional systems.
A new diagnostic tool has been developed to identify the species of mosquitoes that carry diseases such as Zika virus and dengue. The tool uses a smartphone camera and detects the presence of biopesticide Wolbachia, which helps curb disease transmission. With high accuracy of over 97%, this innovative technology represents a significan...
Scientists at the University of Sussex have created a blueprint for airport scanners capable of detecting explosives using a single pixel camera and Terahertz electromagnetic waves. The innovative imaging concept, Nonlinear Ghost Imaging, produces high-accuracy images of objects' chemical composition, surpassing previous studies.
A new compact hyperspectral system captures 5-D images with high speed and accuracy, benefiting applications such as optical-based sorting and personal medical monitoring. The system uses structured light to create detailed digital archives of historically valuable artifacts.
MIT researchers developed novel optics that capture images based on the timing of reflecting light inside the optics. This allows for new capabilities in time- or depth-sensitive cameras, such as capturing a trillion-frame-per-second video. The new optics architecture includes semireflective parallel mirrors that reduce focal length by...
A study on Tempe, Arizona's body-worn camera program found that adhering to federal guidelines increased acceptance among police, citizens, and stakeholders. The research suggests that departments should follow the guidelines for successful implementation.
The UCLA-developed artificial neural network device can analyze large volumes of data and identify objects at the speed of light. It uses diffraction of light to process images without advanced computing programs or energy consumption.
Researchers have developed a low-cost, open-source field imaging system that enables real-time tracking of plant movement and lodging resistance. The system uses commercial hardware and electronics to capture high-quality videos of plant movement under windy conditions.
Researchers created an atomic movie of molecule reactions, revealing how light stretches bonds to a point of no return. The observation could lead to better understanding of life processes like photosynthesis and vision.
The Cheetah 3 robot can navigate staircases littered with debris and recover its balance when yanked or shoved, thanks to two new algorithms developed by MIT engineers. The contact detection algorithm helps the robot determine the best time for a leg to switch from swinging in the air to stepping on the ground.
Researchers at the University of Illinois developed a robot called TerraSentia to count corn plants with high accuracy. The robot uses a suite of sensors, algorithms, and deep learning to capture each plant from top to bottom, overcoming challenges such as varying inter-plant spacing.
Scientists found that a trapped air bubble, not the water droplet itself, causes the 'plink' sound produced by a dripping tap. Changing surface tension or adding dish soap can stop the sound. The study published in Scientific Reports could lead to more efficient ways to measure rainfall or develop realistic water sounds for gaming and ...
Researchers at NAIST have developed a miniaturized infrared camera that can capture detailed color images of the eye, overcoming previous challenges in imaging the fundus. This technology has the potential to enable people to diagnose their health with just their smartphone, revolutionizing global healthcare.
A new study found that hospitals using ICU telemedicine experienced a significant reduction in interhospital ICU transfers of critically ill patients. Local treatment through Tele-ICU was associated with reduced transfers in patients with moderate to high illness severity, without affecting mortality rates.
The CREDO Detector app allows users to contribute to the largest particle detector in history, exploring fundamental physics questions like dark matter and spacetime nature. By registering and initiating particle detection, users can gain co-authorship and membership in the international collaboration.
A team from MIT's CSAIL has developed a system that uses artificial intelligence to analyze radio signals bouncing off people's bodies, allowing for dynamic stick figures to be created of their postures and movements. This technology could monitor diseases like Parkinson's and MS, as well as provide security for elderly people.
Saarland University researchers developed a light field camera system that captures images from multiple angles, allowing for new shots of movements and post-processing capabilities. The system uses 64 cameras and can shoot up to 40 frames per second, with the ability to selectively replace individual image areas.
Researchers designed an aerial robot that can alter its profile during flight to reduce its wingspan and navigate through narrow passages. The Quad-Morphing robot has two rotating arms equipped with propellers, allowing it to fly like a helicopter and adopt different arm orientations to traverse tight spaces.
The Transiting Exoplanet Survey Satellite (TESS) has completed a lunar flyby, providing a gravity assist to help it reach its final working orbit. As part of camera commissioning, TESS snapped a two-second test exposure revealing over 200,000 stars in the southern constellation Centaurus.
MIT engineers create a new virtual-reality training system for drones, enabling vehicles to navigate through an empty physical space while 'seeing' a rich, virtual environment. The system, dubbed Flight Goggles, reduces the number of crashes that drones experience in actual training sessions.