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Multispectral images


Stern, A. Optical compression imaging (CRC Press, 2017). MATH Google Scholar Donoho, D. Compressed detection. IEEE Trans. Inf. The theory 541289-1306 (2006). MathSciNet ArticleGoogle Scholar Eldar, YC and Kutyniok, G. Compressed sensing: theory and applications (Cambridge University Press, 2013). MATH Google Scholar Evladov, S., Levi, O. & Stern, A. Progressive compression imaging from Radon projections. …

About the position We have a vacancy for a PhD candidate in “Interactive visualization of spectral images in a museum environment” at the Department of Computer Science in Gjøvik. For a doctoral position, the objective is a complete doctoral training until obtaining a doctorate. The appointment has a duration of 4 years with 25% of …

At the interface between chemistry and physics, the crystallization process is ubiquitous in nature and industry. It is the basis of the formation of snowflakes but also of certain active principles used in pharmacology. For the phenomenon to occur for a given substance, it must first go through a so-called nucleation stage, during which the …

Scientists used lasers to reveal the molecular structure at work during nucleation, but also to induce nucleation and observe its spectral fingerprint. Credit: ©Oscar Urquidi At the interface between chemistry and physics, the crystallization process is ubiquitous in nature and industry. It is the basis of the formation of snowflakes but also of certain active …

Researchers at ETH Zurich have developed a world map that uses machine learning for the first time to infer vegetation heights from high-resolution satellite images. Credit: EcoVision Laboratory Using an artificial neural network, researchers at ETH Zurich have created the world’s first high-resolution vegetation height map for 2020 from satellite images. This map could provide …

Cities face a wide range of environmental challenges, from dealing with day-to-day issues such as dealing with potholes and ensuring water quality, to mitigating climate change and managing more frequent natural disasters. And on the transportation front, upcoming technologies such as VTOL aircraft and robotic drones will require cities to actively manage their airspace. Rema …

The Solar Orbiter (SolO) captured “unprecedented” images of our Sun earlier this month as it approached the midpoint between Earth and its star, the European Space Agency (ESA) said recently in A press release. Launched on February 10, 2020, SolO is a collaboration between ESA and NASA, designed to better understand the Sun and its …

Another set of cool – or rather warm – images were taken by another Solar Orbiter instrument called SPectral Imaging of the Coronal Environment (SPICE). This remote sensing instrument looks at the sun in the ultraviolet wavelength, seeing the different temperatures of different layers of the sun’s atmosphere. “SPICE is designed to trace the layers …

The Sun seen in unprecedented detail thanks to Solar Orbiter images (Esa & Nasa/Solar Orbiter/EUI team/Data processing: E ​​Kraaikamp [ROB]/PENNSYLVANIA) The Sun has been seen in unprecedented detail thanks to the latest images from Solar Orbiter. The photos were taken on March 7 when the UK-built spacecraft passed directly between Earth and the Sun. One …

In radio astronomy, circle-shaped objects are quite common. Since diffuse ionized gas often emits radio light, objects such as supernova remnants, planetary nebulae, and even star-forming regions can create circular arcs of diffuse gas. But in 2019, astronomers started discovering radio circles they couldn’t explain, in part because they’re so big. Known as the Odd …

Before and after satellite images of Queensland’s Scenic Rim region have laid bare the record-breaking devastation caused by rainfall in the area. Mapping firm Soar, based in Perth, used images of the northern Scenic Rim region from the European Space Agency’s Sentinel satellites which show with shocking clarity how severe flooding has occurred around Warrill …

The hot new game of the week is most definitely Elden Ring. And whether you’ve already picked up the game or not, you might have questions about the Elden Ring card. How big is the Elden Ring map and is the entire world of the game open? How does fast travel work in Elden Ring …

The James Webb Space Telescope has taken its first images from space. What looks like a smeared star field is actually the same star broken 18 times, as the mirror segments try to align to focus on the star. The craft also took a selfie of its mirrors to help align them. The JWST is …

By chance, scientists photographed the surface of Venus from space for the first time. Although the planet’s rocky body is hidden under a thick veil of clouds, telescopes aboard NASA’s Parker Solar Probe have managed to capture the first visible-light images of the surface taken from space, researchers report. researchers in the Feb. 16. Geophysical …

Unidentified filaments hang inexplicably from the turbulent center of the Milky Way, but a new study may have unlocked some of their secrets. One-dimensional strands are found in pairs or clusters, sometimes arranged in equidistant stacks like the strings of a harp or guitar, spanning 150 light-years in length. Astronomer Farhad Yusef-Zadeh of Northwestern University …

Biology researchers at Indiana University have developed an integrated system that merges high-resolution optical coherence microscopy (HR-OCM) with confocal scanning dual-channel fluorescence microscopy (DC-SCFM) to enable a 3D visual assessment of cellular activities involved in pupil development and pathological conditions. . Still in its experimental stages, this dual-modality 3D system simultaneously co-registers reflectance and fluorescence …

Meandering stellar jets meander lazily through a star field in new images captured from Chile by the Gemini International Observatory, a program of NSF’s NOIRLab. The gently curved stellar jets are the outflow of young stars, and astronomers suspect that their sideways appearances are caused by the gravitational pull of companion stars. These crystal-clear observations …

Get help with access Institutional access Access to restricted content on Oxford Academic is often provided through subscriptions and institutional purchases. If you are a member of an institution with an active account, you may be able to access content in the following ways: IP based access Typically, access is provided through an institutional network …

On December 10, DART’s DRACO camera captured and returned this image of the stars of Messier 38, or the starfish cluster, which lies about 4,200 light-years away. Credit: NASA/Johns Hopkins APL Just two weeks after launching from Vandenberg Space Force Base in California, NASA’s Double Asteroid Redirection Test (DART) spacecraft opened its “eye” and returned …

NASA’s James Webb Space Telescope is currently set to launch and become the most powerful telescope in space. But how will its photos compare to those of Hubble? The Hubble Space Telescope was launched into low Earth orbit in April 1990. Over the next three decades, the famed observatory has broadened our view of the …

“When you have satellites in space, you can take a photo anywhere in the world, not just your backyard or your area, anytime, and that ability is quite deep and extraordinary, ”says Robbie Schingler, co-founder and director of the strategy of the satellite data company Planet Laboratoires. Schingler sees the company as an agent of …

The first-ever detachable-head-mounted photoacoustic microscope for imaging brain activity in freely moving mice has been developed by scientists. The device has the ability to be removed once imaging is complete, enabling long-term studies that can reveal crucial information about neurodegenerative diseases and other neurological disorders. Image Credit: Shutterstock.com/Konstantin Kolosov Epilepsy, Alzheimer’s‘s disease and parkinson‘s disease …

Diana wears the Queen Mary tiara at a banquet in Nova Scotia on June 15, 1983. (Anwar Hussein) Diana, Princess of Wales, is riding a resurgence in pop culture. Fans are eagerly awaiting the fifth and sixth seasons of popular Netflix series “The Crown“- which will address the reign of the late royal – while …

Archer eVTOL gets new FAA status by DRONELIFE Editor Ian M. Crosby Today, Archer Aviation Inc. announced that the Federal Aviation Authority (FAA) has granted it a special airworthiness certificate authorizing the company to begin flight testing of its electric vertical take-off and landing (eVTOL) aircraft. With that final threshold to begin above-ground operations passed, …

Being able to accurately detect changes to the Earth’s surface using satellite imagery can help with everything from climate change research and agriculture to human migration patterns and non-proliferation. nuclear. But until recently, it was not possible to flexibly integrate images from multiple types of sensors – for example, those that show surface changes (like …

Experts have developed a unique method for recovering high-resolution fingerprint images from curved objects like bullet casings that offers greater detail and accuracy than traditional forensic methods. Scientists at the University of Nottingham have developed a rotation stage to enable researchers and forensic scientists to perform highly sensitive and non-destructive Time-of-Flight Secondary Ion Mass Spectroscopy …

Students and professors of theBYU’s Department of Astronomy and Physics captured images from space at an observatory in New Mexico to conduct research explaining the evolution of the universe. Students and professors in BYU’s Department of Astronomy and Physics captured images from space at an observatory in New Mexico to conduct research explaining the evolution …

October 27, 2021 – Scientists from Skoltech, Philips Research and Goethe University Frankfurt have trained a neural network to detect abnormalities in medical images to help doctors sift through countless scans for research of pathologies. Reported inIEEE Accessthe new method is suited to the nature of medical imaging and is more successful in spotting abnormalities …

Current facts: With its on-chip photodiodes, ams OSRAM’s AS5951 offers a cost-effective solution for 32-slice detectors in CT scanners in the price-sensitive market segment With the monolithic integration of the A/D converter, photodiode array, and voltage reference in a single component, the AS5951 eases system development and reduces material costs Low noise performance and low …

25 October 2021 Sony is expected to unveil the new Xperia at 10 a.m. on October 26, with only a few hours left. But pushing a product image came out for a set. Overall, this is a smartphone called the Xperia PRO-I (Experia Pro Mark One), and not the Xperia 1 III PRO or Xperia …

Although there are already eye implants that allow blind people to see simple patterns, scientists in Spain have recently had success with a different approach. They bypassed the eyes, producing noticeable images by directly stimulating the visual cortex of the brain. The experimental system includes a forward-facing “artificial retina” mounted on an ordinary pair of …

On the occasion of its 175th anniversary, Zeiss celebrated the work of researchers using microscopy in various fields of application by announcing the winners of its 2021 microscopic imaging competition. Applications from researchers from more than 50 countries highlight the characteristics of microorganisms and non-biological materials which all play a role in addressing the most …

Added the 14 October 2021 Other view By: Mohd Sadaq and Zehra Farhat Zargar NATIONAL FREE-THOUGHT DAY which is celebrated on October 12e each year, encourage people to be free thinkers and encourage free thought based on facts, science, logic and reason. The day promotes logic and evidence-based decision making and our history tells us …

Teledyne DALSA is pleased to announce that its Linea ™ HS 16k Multifield TDI camera is in series production. The Linea HS 16k Multifield can capture up to three images simultaneously in a single scan using light sources at different wavelengths. Its load domain TDI CMOS sensor with 16k x (64 + 128 + 64) …

Academics at the Center for Environment and Sustainability at the University of Surrey have undertaken research that proves that Earth observation satellite imagery can accurately assess the quality and quantity of certain types of habitat. This discovery opens cost-effective avenues for monitoring, reporting and verifying land management incentive programs, such as the new Environmental Land …

WATERLOO, Ontario, 12 October 2021 (GLOBE NEWSLETTER) – Teledyne DALSA is pleased to announce that its Linea ™ HS 16k Multifield TDI camera is in series production. The Linea HS 16k Multifield can capture up to three images simultaneously in a single scan using light sources at different wavelengths. Its load domain TDI CMOS sensor …

We love bikes, we love videos, and we love photos. Comparing our successful media team to our best running team is not foolishness, it is in fact straightforward. In many sports, the rule is that there must be two to make a good match, and the same goes for creating great cycling images. A photo …

The first scientific analysis of images taken by NASA’s Perseverance rover has now confirmed that Mars’ Jezero crater – which is now a dry, wind-eroded depression – was once a tranquil lake, regularly fed by a small river about 3.7 billion years ago. The images also reveal evidence that the crater has experienced flash flooding. …

NASA’s Landsat 9 is ready to launch from Space Force Base Vandenberg, near farm fields and vineyards in Lompoc, California. The launch is expected in approximately 13 hours from the filing of this report, according to the countdown on the official NASA website. NASA has collected more than 9 million images of landscapes and coastlines …

The past weekend saw the triumphant return of Goodwood Revival, the most exciting automotive event on the calendar for many, and this year certainly hasn’t disappointed. After missing out on attending last year’s Revival for obvious reasons, we were delighted to be back at the Goodwood Motor Circuit this past weekend, enjoying the sights, sounds …

Two views of AG Carinae taken by the Hubble Space Telescope. On the left, ionized hydrogen and nitrogen in an expanding shell around the star are shown in red while dusty clumps and bubbles shaped by the solar wind are shown in blue on the right. Image: ESA/Hubble and NASA, A. Nota, C. Britt Picking …

As the 20th anniversary of September 11 approaches, images from space satellites show the devastation caused by the terrorist attacks that day and the evolution of disaster surveillance from space. As the 20th anniversary of September 11 approaches, images from space satellites show the devastation caused by the terrorist attacks that day and the evolution …

I was in Cape Cod on September 11th. I couldn’t come back for five days because they closed New York. I was desperate to return. A native of New York, I wanted to offer all the help I could. When we returned, I walked to Ground Zero with my Leica. They had erected a fence …

Stunning satellite images show the recent gigantic hells that devastated one of the coldest regions on the planet. Last month, the fires burning across Siberia – known for its cold, harsh winters – would have been bigger than all the fires burning across the world combined. The images were released by the National Earth Observation …

the Image editing group presents the new book american cowboys through Anouk Masson Krantz. The photographer takes a fresh and contemporary look at cowboy culture, families, men, women, children as well as rodeo and ranching communities in the heart of the great American West and beyond. American Cowboys, pays an inspiring tribute to the pioneering …

Xinhua China’s Fengyun-3E (FY-3E) weather satellite released its first set of high-precision, multiband solar images on Thursday, according to a report released by China Science Daily on Friday. The imager captured extreme ultraviolet images of the sun, x-rays and the intensity of fine spectral radiation in the short-wave ultraviolet infrared band. The images were monitored …

Scientists at the European Molecular Biology Laboratory (EMBL) have combined AI algorithms with light-field microscopy and light-sheet microscopy. The AI-enhanced hybrid approach reduced the time it took to process images – from days to seconds – and ensured the resulting images were crisp and clear. Light-field microscopy captures large 3D images that allow researchers to …

The two images above aren’t far apart in terms of where they were taken geographically, but they deviate significantly in terms of how far apart they were taken in time. They represent the operation that would send the first Americans to Afghanistan to wage war there, as well as the largest global war on terror …

A new image taken with NASA/ESA’s Hubble Space Telescope provides a detailed look at an open cluster known as NGC 2164.

Using data from the Low Frequency Array (LOFAR), a radio telescope that operates at frequencies between 10 and 240 MHz and consists of 52 stations spread across Europe, astronomers observed radio galaxy 4C 43.15, the quasar 3C 293 and the supergiant elliptical galaxy Hercules A as well as gravitational lenses MG 0751+2716 and CLASS B1600+434. …

Astronomers recently released the most comprehensive images ever of galaxies beyond our own. These images were created from data collected by the Low-Frequency Array (LOFAR). Additionally, these images were made possible because the international nature of the collaboration pushes the boundaries of what we know about galaxies and supermassive black holes. These most detailed galaxy …

LOS ANGELES, August 12, 2021 – A team of scientists from UCLA and the University of Houston (UH), led by Aydogan Ozcan in collaboration with Kirill Larin, used deep learning to train a neural network to quickly reconstruct OCT images using downsampled spectral data. Although the deep learning-based image reconstruction method received much less spectral …

The false-color mosaic shows how the Moon’s characteristics differ from each other due to its meteoric impacts and volcanic past. NASA / JPL On October 18, 1989, NASA launched the Galileo Orbiter Spaceship. En route to study Jupiter and its many moons, the Orbiter made many notable discoveries during its 2.4 billion mile space journey …

Maurizio Galimberti stands out from the international photographic scene by its search for a continuous experimentation, fruit of its curiosity for all that is in movement which it alternates with deep moments of reflection where the action – suspended – becomes metaphysical. The ready-made and the mosaic are the recurring themes of a distinctive and …

CAMBRIDGE, Mass., July 28, 2021 – A custom-built near-field infrared (IR) nanoscope and spectroscope by an MIT research team can quickly and economically probe the characteristics of various materials at the nanoscale. Also known as a scattering-type scanning near-field optical microscope, or s-SNOM, the tool can identify internal properties of a material, such as how …

It’s not exactly x-ray vision, but it’s close. In research published in the journal Optical, University of California, Irvine researchers describe a new type of camera technology that, when pointed at an object, can quickly retrieve 3D images, displaying its chemical content down to the micrometer scale. The new technology promises to help companies inspect …

3D imaging of a resin structure fabricated near the absorption resonance of the carbon-hydrogen vibrational bond. Credit: Dmitry Fishman, Eric Potma, David Knez / UCI It’s not exactly x-ray vision, but it’s close. In research published in the journal Optical, University of California, Irvine researchers describe a new type of camera technology that, when pointed …

Will Ferrell very rarely ventures outside of his tried and trusted wheelhouse to act like a petulant man-child, but you can’t deny that it has earned him serious success over the past two decades. That being said, the actor and producer turned 54 yesterday, so he can’t go on and on indefinitely, but he will …

An international team of scientists developed an experimental camera system capable of simultaneously capturing five dimensions of information from a single snapshot. The concept works by combining two types of sensors to gather a multitude of information at the same time. Researchers say that to better observe and understand non-repeatable or irreversible dynamic scenes, it …

This image shows a time-focused microscopy (TFM) image, left, and a DEEP-TFM image, right, of a kidney imaged through diffusion medium. The blue, green, and red channels are the nucleus, WGA conjugate Alexa Fluor 488, and F-actin, respectively. Credit: Courtesy of the researchers Researchers could quickly get high-resolution images of blood vessels and neurons in …

by Guest | Jul 11, 2021 | Undergraduate Research | The Undergraduate Research Series is where we present the research that you are beautiful To do. If you are an undergraduate student who has participated in a REU or similar astro research project and would like to share this on Astrobites, please see our submission …

There has been growing interest in facial capture and animation in recent years. Visual effects companies and video game companies want to create and deliver new experiences to their audiences, whether they are a hyperrealistic human character or a fantastic creature created by visual effects and driven by a human interpreter. With rapidly growing technology …

A non-invasive brain imaging technique developed by researchers at ETH Zurich and the University of Zurich operates in the near infrared (NIR) spectrum to enable deep tissue fluorescence microscopy at superresolution to four times the limit depth imposed by the diffusion of light. According to the researchers, the technique, called diffuse optical localization imaging (DOLI), …

To create high-resolution 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves shining a high-intensity laser at the sample to induce fluorescence excitation. However, scanning deep into the brain can be difficult because light scatters from the tissues as it goes deeper, making images blurry. Two-photon imaging is also …

To create high-resolution 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves directing a high-intensity laser at the sample to induce fluorescence excitation. However, scanning deep in the brain can be difficult because light scatters tissue as it sinks, blurring images. Two-photon imaging is also time consuming, as it …

Credit: CC0 Public domain To create high-resolution 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves directing a high-intensity laser at the sample to induce fluorescence excitation. However, scanning deep into the brain can be difficult because the light scatters tissue as it sinks, blurring the images. Two-photon imaging …

To create high-resolution 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves directing a high-intensity laser at the sample to induce fluorescence excitation. However, scanning deep in the brain can be difficult because light scatters tissue as it sinks, blurring images. Two-photon imaging is also time consuming, as it …

Credit: CC0 Public Domain During evolution, animals have adapted to the particular demands of their local environment in order to increase their chances of survival and reproduction. This is also true for various aspects of the sensory systems that allow species to perceive their environment. In the case of the visual system, these adaptations have …

If you’ve ever tried to capture a sunset with your smartphone, you know that colors don’t always match what you see in real life. Researchers are getting closer to solving this problem with a new set of algorithms that allow color to be recorded and displayed in digital images in a much more realistic way. …

Under normal circumstances, it’s easy to assume that desert plants will withstand tough times. These tough organisms evolved to survive periods of prolonged heat and drought, after all. They can resist it. Even if these are not normal times. (Photo: Getty Images) Sonoran Desert A new study analyzing more than 30 years of satellite images …

One of the world’s largest diamonds was discovered this week in Botswana, a country in southern Africa. The 1,098-carat diamond is believed to be the third largest “gem-quality” diamond ever to be found. Botswana President Mokgweetsi Masisi said the gemstone was unearthed earlier this month in the Jwaneng mine, about 120 kilometers from the country’s …

June 18, 2021 A patent pending novel Purdue University biosensor that can be 3D printed with automated printing technology may soon allow surgeons to locate critical areas of organs and tissues during surgery. A fully printable biosensor composed of soft bio-ink interfaces with a pig’s heart. Research on the biosensor, developed by researchers at Purdue …

June 16, 2021 Due to a wide range of applications, such as night vision devices, lidar, remote sensing, and food quality monitoring, the need to detect infrared (IR) light, which is invisible to human eye, is continuously growth. The new proof-of-concept technology is ultra-compact, ultra-lightweight and could one day enable infrared imaging on standard goggles. …

Images of Airbus Pleiades Neo 3 Singapore from space | Aviation Week Network https://aviationweek.com/themes/custom/particle/dist/app-drupal/assets/awn-logo.svg Skip to main content Chen chuanren Airbus Defense and Space The Pleiades Neo 3 captured Singapore’s central business district in May. Launched in April 2021, the Neo 3 is part of the Airbus constellation of four identical satellites providing responsive tasks …

Photo: Courtesy of Warner Bros. Twenty-five years after Michael Jordan and the Looney Tunes gang defeated an alien invasion on the ground, Space Jam: A New Legacy is set to open in theaters on July 16 and stream on HBO Max. The update, tronA similar movie will feature Los Angeles Lakers great LeBron James, along …

Airbus has released a first collection of sharp images at 30cm native resolution of the Pléiades Neo 3 satellite, recently launched safely and securely into orbit. The successful acquisitions and delivery of these first images herald a new era for commercial and government geospatial applications requiring a high level of precision and the ability to …

Toulouse, France – Airbus has released a first collection of crisp, 30cm native resolution images of the recently safely and securely launched Pleiades Neo 3 satellite into orbit. The successful acquisitions and delivery of these early images mark the start of a new era for commercial and government geospatial applications requiring a high level of …

Google has been preparing to unveil the Pixel 6 lineup for quite some time, however, images of the new phone have already been leaked by reliable tipster Jon Prosser who shared some renders from the series. Image source: Jon Prosser Although there are many rumors about the next phone, the latest images show that the …

May 6, 2021 Imagine mapping an individual’s blood vessels while simultaneously monitoring heart rate without coming into contact with the person’s skin, seeing through fog and smog, and seeing through silicon wafers to verify composition and the quality of the electronic cards. The new infrared imager is slim and compact with a large area display. …

DJI recently introduced the P4 Multispectral, a high-precision unmanned aerial vehicle (UAV or “drone”) that leverages multispectral camera integration to aid agricultural and environmental monitoring applications. As a result, collecting imagery data for vegetation mapping is now easier and more efficient than ever. In the DJI P4 Multispectral, images are collected by an RGB camera …

A single-pixel machine vision framework leverages optical networks designed for deep learning to bypass the need for an image sensor array or digital processor. The system, developed in the lab of UCLA Chancellor Professor Aydogan Ozcan, paves the way to solving some challenges that are beyond the capabilities of current imaging and machine learning technologies. …

India plans to launch an Earth observation satellite on March 28 that will provide it with near real-time images of its borders and also enable rapid monitoring of natural disasters. GISAT-1 is set to be launched into space by the GSLV-F10 rocket from Sriharikota spaceport in Nellore district of Andhra Pradesh, about 100 km north …

Get help with access Institutional access Access to restricted content on Oxford Academic is often provided through subscriptions and institutional purchases. If you are a member of an institution with an active account, you may be able to access content in the following ways: IP based access Typically, access is provided through an institutional network …

Story The scariest shots of Massachusetts this side of Salem. The seemingly spectral nature of this 1951 family portrait is surely caused by a double exposure in the film negative. Law? …Law? Boston Public Library What about so many historic photos that seem so… cursed? If you don’t know, the internet has had a minor …

Researchers have developed a novel bio-inspired medical endoscope that can simultaneously acquire 3D visible-light and near-infrared fluorescence images. It features an optical design that combines the high-resolution 3D imaging of human vision with the mantis shrimp’s ability to simultaneously detect multiple wavelengths of light. Endoscopes with 3D imaging capability can help surgeons precisely locate diseased …

It is difficult to express the extent of the destruction of the Amazon, but here are some key figures to give an idea. Between 2000 and 2018, deforestation in the Amazon wiped out 8% of the rainforest, destroying an area larger than Spain. Since the turn of the millennium, more than 198,000 square miles have …

December 3, 2020 In vivo imaging of living tissue is usually performed by non-invasive microscopic techniques such as optical coherence microscopy and two-photon microscopy. The schematic of the reflection array microscope that was developed by researchers at the Molecular and Dynamical Spectroscopy Research Center at IBS. The system uses confocal scanning and a Mach-Zehnder interferometer, …

October 20, 2020 — Bioimaging technologies are the eyes that allow doctors to see inside the body to diagnose, treat and monitor disease. Ge Wang, an endowed professor of biomedical engineering at Rensselaer Polytechnic Institute, has received significant recognition for devoting his research to coupling these imaging technologies with artificial intelligence to improve doctors’ “vision.” …

In the United States, more than 80 million CT scans are performed each year. A CT scan (computer tomography) is a common and effective way for doctors to look inside the human body to diagnose, treat, and monitor disease. However, a scanner does not tell the whole story. Although it reveals the morphology of tissues, …

To human eyes, Saturn’s moon Enceladus seems relatively simple. Take the wavelength away from the optics, however, and Enceladus begins to look much more interesting, as new images amply demonstrate. Although its surface is marked with chasms and deep gorges, Enceladus otherwise appears quite uniform, with a shimmering shell of white ice, like a giant …

In this image, captured by the Copernicus Sentinel-3 mission on September 16, fires can be seen burning on the west coast of the United States, with smoke moving east across the country. Meanwhile, Hurricane Sally is visible making landfall on the east coast to the right of the image. Hurricane Sally slammed into Gulf Shores, …

This animation shows a series of views of the Sun captured with the Extreme Ultraviolet Imager (EUI) on ESA/NASA’s Solar Orbiter on May 30, 2020. They show the appearance of the Sun at a wavelength of 17 nanometers, which is in the extreme ultraviolet region of the electromagnetic spectrum. Images at this wavelength reveal the …

In final and conclusive evidence of the Chinese retreat at Galwan in eastern Ladakh, Republic TV has accessed exclusive spectral footage that shows China’s premeditated attempt to encroach on India’s sovereignty and effort exemplary and successful of the Indian Army in repelling the PLA. This constitutes evidence against all claims that China has taken control …

Watch Video: Home Photography Ideas – Use a prism to take dazzling images A simple prism is designed to split the spectrum of white light into separate wavelengths. When white light passes through, we can see the visible spectrum of red, orange, yellow, green, blue, indigo, and violet. This stimulated the interest of the Romans …

A smiley-shaped antenna (left) is correctly identified by a new method of passively locating sources of radio waves (right). Credit: Aaron Diebold, Duke University A passive method of locating and characterizing radio waves could lead to cameras capable of capturing images using ambient radio waves. Electrical engineers at Duke University have developed an inexpensive method …

Hyperspectral imaging has the potential to better detect skin cancer to improve patient survival rates. Skin cancer is one of the most common types of cancer and in some parts of the world it is becoming increasingly common. Most skin cancers are not life-threatening, but one particular type called malignant melanoma is known to be …

A miniaturized hyperspectral device was developed as an add-on to a standard camera and could be used to reuse a camera to generate hyperspectral images and video for a range of applications. The device uses compressional sampling techniques to capture signals and images from far fewer samples or measurements than the traditional sampling theorem that …