Articles tagged with Cameras
Researchers from Tsinghua University and MIT developed a thin lensless camera free of noise using Fresnel zone plate and compressive sensing algorithm. The FZA imaging system can capture high-quality images with single-shot 'hologram' without calibration, driving down the cost of camera production.
A Florida Tech student discovered systemic design flaws in several internet-connected doorbell and security camera systems, allowing malicious actors to retain access to camera systems indefinitely. The vulnerabilities could lead to substantial invasions of privacy or instances of electronic stalking.
Researchers used drones to create centimeter-resolution 3D models of a volcano in Guatemala, revealing slow expansion and fast extrusion of viscous lava. The study provides new possibilities for measuring ground movements and predicting volcanic danger.
A study from Linköping University shows that proximity in video calls is established mainly by way of the body and senses, such as giving a digital high five. Humour and creativity also play a role in creating emotional proximity.
The new camera detects single photons at unprecedented speeds, enabling fast acquisition of 3D images. It can acquire images at up to 24,000 frames per second, making it suitable for applications such as virtual reality and LiDAR systems.
A new startup, Oqullo, is developing a platform that utilizes computer visual algorithms and network cameras to gather demographic information about customers. This data can be used to offer personalized experiences in shopping, traveling, and other consumer activities.
Researchers have developed new technologies to compress 3D camera files and automate focus and exposure settings, making them easier to use. The innovations enable users to obtain high-quality images with minimal training requirements.
A research group at KAIST has developed an ultracompact camera that captures high-contrast and high-resolution images. The camera's unique design, inspired by the paper wasp species Xenos peckii, combines micro-optical elements for improved image quality and reduced thickness.
Researchers have designed a new camera for hypertelescopes to capture multiple stars at once, enabling high-resolution images of planets, pulsars, and galaxies. The enhanced design could reveal details of extremely small objects like the Crab pulsar, revolutionizing exoplanetary research.
A team from the University of Illinois has developed a new method to quickly screen thousands of plants for key traits related to photosynthesis. This breakthrough technology uses hyperspectral cameras to analyze light reflected off plant surfaces and estimate trait values, allowing researchers to identify promising plants for further ...
A new low-cost approach detects building deformations with extreme precision, measuring small displacements from 10 meters away. The method uses a camera-based system that can be attached after construction and operates in real-time to detect fast deformations.
The new flat lens design allows for a depth of focus several orders of magnitude larger than that of an equivalent conventional lens, enabling simultaneous focus on objects at varying distances. This breakthrough has significant implications for camera applications, including smartphones, biomedical imaging, and automobile cameras.
A team of researchers from UC Santa Barbara has developed a system using hyperspectral imaging and machine learning to detect methane leaks, achieving an 87% success rate. This method can differentiate between methane and other hydrocarbons, pinpointing the location of emissions.
Researchers at Aarhus University have successfully automated the process of measuring and documenting terrain using drones, making it faster, cheaper, and easier. The AI system takes control of the drone's movement, adjusting its distance from the wall and camera position to capture high-quality images with minimal human intervention.
Researchers developed a scalable method for estimating crop productivity in real time using satellite data, in-field camera networks, and ground measurements. The method provides highly accurate estimates of leaf area index (LAI) and can be used to detect underperforming fields or segments that need targeted management practices.
Researchers develop a new terahertz radiation technique to study atomic behavior, enabling faster and more accurate measurements of ultrafast processes. The method uses synchronized electron bunches and terahertz pulses to reduce timing jitter, allowing scientists to observe fundamental chemical reactions.
A team of researchers developed a fully packaged ultrathin arrayed camera inspired by the Xenos peckii eye, achieving high contrast clear images and super-resolution capabilities. The camera's unique configuration suppresses optical noise, resulting in improved image quality.
Scientists used high-speed imaging to study droplet interactions, revealing complex behavior and surface jet formation. The findings have implications for 3D printing, where precise chemical deposition is crucial for creating complex structures.
Researchers at the University of Sussex have developed a novel terahertz camera capable of capturing high-resolution images of solid objects' interiors. The camera uses laser light patterns to detect terahertz electromagnetic waves, revealing tiny hidden features of living things and distinguishing between different materials.
Researchers developed a mechanical linkage containing bistable joints that can transform into stable, locked curves through state-transitioning wave propagation. The approach enables the creation of deployable 3D structures of arbitrary shapes with potential for larger-scale applications.
Researchers have developed a new camera capable of taking up to 1 trillion pictures per second of transparent objects, such as cells and shockwaves. The camera technology combines high-speed photography with phase-contrast microscopy, allowing for real-time imaging of ultrafast phenomena in transparent materials.
A new smartphone camera-based test can identify urinary tract infections in just 25 minutes, potentially making accurate testing more widely available in developing nations. The test uses a smartphone camera and reagents to detect the presence of E. coli bacteria, which is present in 80% of bacterial UTIs.
Researchers have found that wildlife populations are abundant in areas void of human life near the Fukushima nuclear accident zone. Over 20 species were documented, including wild boar and Japanese macaques, in zones with varying levels of radiation contamination.
Researchers worldwide can access cutting-edge tools and expertise at the Sandia Low Temperature Plasma Research Facility, enabling proof-of-principle studies on a wide range of plasma behaviors. The 5-year project, funded by DOE's Office of Science, fosters collaboration between Sandia and other institutions.
Researchers at UW-Madison developed an ultrathin coating that decouples temperature and thermal light emission, allowing for temperature-independent thermal radiation. This technology has potential applications in heat transfer, camouflage, and infrared imaging protection.
Researchers developed a new method using interferometry to visualize the movement of millions of molecules in 3D, providing insights into biological processes. The technique distinguishes between flow and diffusion movements, enabling the study of virus-cell interactions and cellular dynamics.
Researchers used a combination of VR, aerial thermal-imaging, and ground surveys to develop a statistical model for predicting koala locations. The three-pronged approach proved 75% more accurate than ground surveys alone, providing critical information for koala protection.
The OSIRIS-REx spacecraft captured images of material being ejected from asteroid Bennu's surface, revealing three discrete events of particle ejection. The authors suggest micro-meteorite impacts and dehydration as possible causes, with implications for the asteroid's evolution.
Researchers found that monkeys in large social groups don't call out to specific kin or friends when threatened, but rather broadcast the location of the threat to the general public. This allows individuals to minimize their risk while still providing warning to others in the group.
Teams from Cerro Tololo and Kitt Peak Observatories imaged Mercury's transit with different telescopes and cameras. The goal is to measure the parallax shift caused by Mercury's apparent position on the Sun to calculate the distance to the Sun.
Researchers at Duke University have demonstrated a new type of broad-spectrum photodetector that can capture a multispectral image in a few trillionths of a second. The technology uses plasmonic nanocubes to trap specific frequencies of light, allowing for fast and efficient detection of different wavelengths.
Researchers at Carnegie Mellon University have developed a system called Video Event Reconstruction and Analysis (VERA) that can accurately locate a shooter based on video recordings from as few as three smartphones. VERA uses machine learning techniques to synchronize video feeds and calculate the position of each camera, with audio p...
Researchers at NIST have created a high-resolution camera with over 1,000 sensors to detect chemical signs of life on other planets and dark matter. The camera's success is crucial for future space-based telescopes and NASA's Origins Space Telescope project.
Researchers will build a quantum mechanical magnetic camera using $2 million grant from NSF, enabling them to capture snapshots of weak magnetic fields emanating from quantum materials. The device aims to reveal intricacies of magnetic interactions and may have industrial applications in quality control and medical diagnostics.
Researchers developed an AI-driven smart metasurface for joint control of EM waves on the physical level and digital pipeline, enabling real-time imaging and recognition of multiple non-cooperative people. The intelligent EM camera can be powered by Wi-Fi signals, allowing for hands-free monitoring without visible sensors.
The satellite discovered 29 exoplanets and over 1,000 candidate planets in the southern sky. The mosaic also reveals celestial events such as comets, supernovae, and a black hole flare.
Trimbot uses cameras and 3D mapping technology to self-navigate gardens and perform precise tasks, including pruning roses and trimming bushes. The robot's advanced algorithms enable it to compare overgrown bushes with ideal shapes and pinpoint exact stem cuts for rose pruning.
UCF researchers have created an infrared detector that can enhance night vision capabilities by detecting different wavelengths of infrared light. The technology has implications for improving what can be seen in space, chemical and biological disaster areas, and on the battlefield. The detector operates faster than existing cameras an...
A new technique captures and analyzes indirect light to reveal previously unseen details just under the surface, including blood vessels. The method uses commercially available cameras to create images at extraordinary resolution, improving diagnosis and treatment outcomes.
Researchers have developed a computer vision system that can distinguish between survivors and deceased bodies from 4-8 meters away. Using cardiopulmonary motion, the technology detects tiny chest cavity movements indicating heartbeat and breathing rate, providing a more accurate means of detecting signs of life in disaster zones.
A Queensland University of Technology study reveals that one in six young drivers use Snapchat while driving, often to share videos or photos. Despite this, most drivers do not think they will be caught by police, but the introduction of mobile phone detection camera technology may act as a strong deterrent.
Duke engineer develops a small, inexpensive hyperspectral camera using plasmonics technology to capture multispectral images in milliseconds. The camera can precisely identify plant conditions, detect nutrient deficiencies, and optimize fertilizer application, reducing pollution and saving water and money.
Deep3DFly uses computer science and neuroscience to model fly movements and poses, enabling robots to climb challenging terrain. The system can automatically predict and correct errors in calculations, opening up new possibilities for robotics and medicine.
University of Utah engineers create a new type of optical lens that is thinner and lighter than conventional lenses, working with night imaging and enabling longer-flying drones and military applications. The lens is made of plastic instead of glass, reducing manufacturing costs.
Researchers at Carnegie Mellon University developed GymCam, a vision-based system that detects repetitive motions and recognizes exercise types. The system can track exercises in crowded gym environments without relying on facial recognition or explicit wearables.
Researchers developed a tiny wearable camera to track heart failure patients' daily activities, providing valuable data for fine-tuning self-management. The study found that the cameras could identify areas for improvement in diet, exercise, and medication adherence, with potential applications for guiding newly diagnosed patients.
A new tool is being built to help first responders allocate resources more effectively by searching real-time text, photos and videos from various sources. The search interface will be able to analyze information across different sources and databases to provide a holistic view of the situation.
Brookhaven National Laboratory has completed a 3.2 gigapixel digital sensor array for the LSST camera, enabling the capture of the most complete images of our universe. The team successfully built and shipped the final raft to SLAC, marking the end of a 16-year project.
A University of Sussex research team has developed a personal sound projector that can track a moving individual and deliver an acoustic message in real-time. The system uses a low-cost camera to focus sound on a target, creating a sphere of sound around 6cm in diameter.
The new camera system uses a high-powered laser to capture reflected light from objects around the corner, allowing for real-time monitoring of movement in 3D. This breakthrough enables faster and more accurate tracking of objects beyond visible light spectrum, with applications in autonomous cars and robots
A robot developed by the University of Cambridge has successfully harvested iceberg lettuce in various field conditions, demonstrating potential for expanding robotics in agriculture. The 'Vegebot' uses machine learning to identify healthy lettuces and cut them without crushing, reducing physical demands on manual harvesting.
Researchers at TUM and TU Braunschweig have developed a camera-based optical reference system that enables completely automated landings of smaller aircraft without the need for ground-based systems. The system uses GPS signals and custom-tailored image processing software to determine the aircraft's position relative to the runway.
Researchers have created a compact, portable camera that can image polarization in a single shot, revealing the reflected and transmitted light around us. The device uses metasurfaces to direct light based on its polarization, allowing for new applications in atmospheric science, remote sensing, facial recognition and more.
Facebook researchers create a system to animate precise, lifelike avatars in VR using cameras mounted on a headset. The system enables two-way social interaction and overcomes challenges of camera views and appearance differences between images and avatar renderings.
A new study by University of Arkansas researchers found that media framing in presidential debates significantly impacts public perception. Donald Trump emerged as a clear winner in terms of visual techniques used by the media, such as solo shots and increased camera time. In contrast, Hillary Clinton and Bernie Sanders received more c...
The M2 system integrates various device features, allowing users to share apps with greater access for disabled users and enabling innovative experiences like Wii-like gaming and panoramic video recording. This innovation combines multiple devices without modifying existing unmodified mobile apps.
A new neuromorphic vision system will be developed to capture visual information based on the human brain, reducing redundant data storage and enhancing energy efficiency. This technology has major applications in self-driving vehicles, neural prosthetics, robotics, and general artificial intelligence.
Computer scientists at the University of Washington have developed an algorithm, Photo Wake-Up, that can animate people from 2D photos. The system uses a combination of 3D template matching and texture pasting to create realistic animations in three dimensions using augmented reality tools.
Researchers successfully filmed the mating process of feather lice on two different-sized pigeon hosts, revealing that size matters for reproduction. The study demonstrates ecological speciation by showing how adaptation to a new host can lead to reproductive isolation and the origin of a new species.
Researchers at MIT have developed a new latching mechanism for autonomous boats, allowing them to form 'pop-up' structures such as bridges and stages. This innovation enables more efficient use of Amsterdam's canals for transportation, waste collection, and other purposes.