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computational imaging News
Teledyne FLIR, Ansys Integrate LWIR Data into ADAS Sensor Suite
WILSONVILLE, Ore., Oct. 9, 2023 — Teldyne FLIR and Ansys have launched a collaboration to integrate longwave-infrared (LWIR) information into advanced driver assistance and autonomous vehicle systems. The companies announced that Ansys’ AVxcelerate sensor simulation software suite is now offered with Thermal by FLIR, creating a tool for perception engineers and designers to help fast-track the integration of thermal imaging in ADAS (advanced driver assistance systems) and AV (autonomous vehicle) sensor stacks, the
Ultrasmall Silicon LED Enables High-Resolution Integrated Imaging
SINGAPORE, May 22, 2023 — Researchers at the Singapore-MIT Alliance for Research and Technology (SMART) developed a CMOS-based silicon LED that, though smaller than a wavelength, emits light at an intensity comparable to much larger silicon LEDs. In a separate study, the...
Freeform Illuminators Spur Computational Microscopy Efficiency Gains
STORRS, Conn., March 30, 2023 — To further the use of programmable illumination for computational microscopy methods, researchers at the University of Connecticut constructed, calibrated, and tested freeform illuminators in different forms — in the shapes of a tilted flat...
Algorithm Computationally Fuses Classical, Quantum Imaging
FORT COLLINS, Colo., March 29, 2023 — Researchers from Colorado State University and the Colorado School of Mines have developed an efficient and robust algorithm that fuses quantum and classical information for high-quality imaging. According to the researchers, the computational...
Yao Fan Awarded 2022 Teddi C. Laurin Scholarship
PITTSFIELD, Mass., June 10, 2022 — Yao Fan, a doctoral student at Nanjing University of Science and Technology (NJUST), was awarded the 2022 Teddi C. Laurin Scholarship for her contributions to the field of optics and photonics. Fan’s research interests include quantitative...
Probabilistically Programmed Systems See More Like Humans Do
CAMBRIDGE, Mass., Dec. 24, 2021 — MIT researchers have developed a framework to enable machines to see the world more like humans do. The artificial intelligence system for analyzing scenes learns to perceive real-world objects from just a few images. It also perceives scenes in...
Camera the Size of a Gran of Salt Performs Beyond its Scale
PRINCETON, N.J., Dec. 17, 2021 — Researchers at Princeton University and the University of Washington (UW) designed a nanosize camera, no bigger than a grain of salt, that produces images comparable to those produced by a traditional lens setup more than 500,000 times larger than...
Camera System Combines Wide Field of View with High-Res Capture
TOKYO, May 21, 2021 — A hybrid camera system built by researchers at Shibaura Institute of Technology (SIT) combines wide-angle target monitoring with high-resolution image capture. The system detects indistinct target regions during omnidirectional viewing, and then...
Algorithmic Training Technique Aims to Democratize Deep Learning-Enhanced Microscopy
LA JOLLA, Calif., March 10, 2021 — A tool called the “crappifier” developed at Salk Institute has the potential to democratize deep-learning enhanced microscopy. The technology addresses the difficulties of training algorithms to enhance low-resolution images. Deep...
Lattice Light-Sheet Microscopy Tool Supports 4D Data Analysis
CHICAGO, May 28, 2020 — Researchers at the University of Chicago have designed a multidimensional imaging analysis pipeline for lattice light-sheet microscopy (LLSM). They set out to study T-cell function using high-dimensional microscopy, but then identified the need for...
Supercomputing Centers Will Expedite Access to Fight Coronavirus
MUNICH, March 17, 2020 — Effective immediately, the Gauss Centre for Supercomputing (GCS), the alliance of Germany’s three national supercomputing centers, will help researchers working on COVID-19 research gain expedited access to computing resources. This includes...
Technique Interprets Hyperspectral Images Using Phasor Approach
LOS ANGELES, Feb. 28, 2020 — An imaging technique called spectrally encoded enhanced representations (SEER) provides greater clarity and works up to 67 times faster and at 2.7 times greater definition than existing spectral imaging techniques, according to its developers at the...
Ghost Imaging Speeds Up Superresolution Microscopy
SHANGHAI, Jan. 6, 2020 — Scientists from the Chinese Academy of Sciences have developed a new imaging technique that produces nm-scale resolution using significantly fewer images than traditional nanoscopy techniques. The scientists used ghost imaging to enhance the imaging...
Compressive Sensing Techniques Speed 2-Photon Microscopy
HONG KONG, Sept. 16, 2019 — To enhance the imaging speed of two-photon microscopy without compromising resolution, researchers from The Chinese University of Hong Kong combined compressive imaging techniques with a multifocus laser illumination method that uses a digital...
Differential Detection Improves Accuracy in Diffractive Optical Neural Networks
LOS ANGELES, Sept. 4, 2019 — Improvements to an optical neural network being designed at the University of California, Los Angeles (UCLA) take advantage of the parallelization and scalability of optical-based computational systems. The system uses a series of 3D-printed layers...
Computational Imaging Tools Improve Lateral OCT Resolution
DURHAM, N.C., Aug. 30, 2019 — A new technique called optical coherence refraction tomography (OCRT) is able to increase the resolution of OCT down to a single micrometer in all directions, even in a living patient.
Ozcan Group Improves Inference Accuracy for All-Optical Diffractive Neural Networks
LOS ANGELES, Aug. 13, 2019 — In new research, scientists from the Ozcan lab at UCLA have demonstrated distinct improvements to the inference and generalization performance of diffractive optical neural networks. The researchers demonstrated a differential detection scheme where...
Mobile Device Uses Holographic Analysis, Deep Learning to Detect Parasites
LOS ANGELES, Dec. 21, 2018 — Researchers at the UCLA Henry Samueli School of Engineering have developed an inexpensive, portable platform that can detect motile parasites in bodily fluids rapidly. Using the new platform, more than 3 milliliters (ml) of a bodily fluid sample can...
Computational Imaging Enables a Camera to Use a Window as a Lens
SALT LAKE CITY, Utah, Aug. 22, 2018 — An engineering team from the University of Utah has found a way to use a regular pane of glass or any see-through window as a camera lens. The technique uses a computer algorithm to identify and decode the image, instead of a lens. Professor Rajesh...
Imaging System Navigates Fog Better Than Human Vision
CAMBRIDGE, Mass., March 23, 2018 — In what could be a boon for autonomous vehicle technology, a system has been developed that can produce images of objects enveloped in fog too thick for human vision to penetrate. Under actual fog conditions, researchers from Massachusetts Institute...
Lensless Camera Creates Detailed 3D Images Without Scanning
BERKELEY, Calif., Dec. 27, 2017 — A new camera has been developed that produces 3D images from a single 2D image without using any lenses. Called DiffuserCam, the camera consists only of a diffuser placed a few millimeters in front of an image sensor. DiffuserCam integrates concepts...
New Algorithms Improve Lensless Microscopes
ST. PETERSBURG, Russia, and TAMPERE, Finland, Aug. 15, 2017 — Using special algorithms scientists have significantly improved computational imaging of the optical signal in lensless microscopes. The algorithms not only generate the image, but also improve the optical signal, making it possible to obtain images...
App Categorizes Street Scenes in Real Time
CAMBRIDGE, England, Dec. 21, 2015 — Adept at identifying roads, pedestrians, buildings and more, two smartphone apps could form the basis of an autonomous vehicle navigation system. Developed by researchers at the University of Cambridge, the apps cannot currently control a driverless...
Lensless Camera Thinner than a Dime
HOUSTON, Nov. 30, 2015 — Using a gridlike mask instead of a lens, a camera system thinner than a dime could pave the way for imaging systems embedded in flexible, foldable and even disposable media. FlatCam detects a linear combination of light from multiple scene elements,...
Projector Would Keep Up with Moving Surfaces
SUITA, Japan, Nov. 19, 2015 — A proposed projection mapping technique would make light stick to moving objects like paint. Proposed by professors Daisuke Iwai and Kosuke Sato of Osaka University, the technique relies on a camera system to track the movements of the object being...
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