Results 71 to 80 of about 21,542,119 (298)

IR sensitivity enhancement of CMOS Image Sensor with diffractive light trapping pixels

open access: yesScientific Reports, 2017
We report on the IR sensitivity enhancement of back-illuminated CMOS Image Sensor (BI-CIS) with 2-dimensional diffractive inverted pyramid array structure (IPA) on crystalline silicon (c-Si) and deep trench isolation (DTI).
S. Yokogawa   +8 more
semanticscholar   +1 more source

Chemotherapy for Spinal Cord Intramedullary Pediatric Low‐Grade Glioma—A Systematic Literature Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric intramedullary low‐grade gliomas (PIMLGGs) are rare neoplasms that present unique clinical and management challenges. Although surgery remains the primary tool for tissue diagnosis and decompression, complete gross‐total resection is frequently unfeasible due to the infiltrative nature of these lesions.
Olga M. Sergeenko   +5 more
wiley   +1 more source

Leveraging remote sensing and crowd-sourced biodiversity data for enhanced plant functional trait mapping

open access: yesNature Communications
High-resolution maps of plant functional traits are crucial for understanding terrestrial ecosystem processes; however, their integration into ecosystem models has been hindered by uncertainties and a lack of spatially detailed data.
Álvaro Moreno-Martínez   +19 more
doaj   +1 more source

The Photometric Testing of High-Resolution Digital Cameras from Smartphones—A Pilot Study

open access: yesSensors
Luminance is the fundamental photometric quantity representing the technical meaning of brightness. It is usually measured from a distance using a matrix sensor, which is the basis of the professional instrument.
Sławomir Zalewski   +1 more
doaj   +1 more source

Low-Voltage 96 dB Snapshot CMOS Image Sensor with 4.5 nW Power Dissipation per Pixel

open access: yesSensors, 2012
Modern “smart” CMOS sensors have penetrated into various applications, such as surveillance systems, bio-medical applications, digital cameras, cellular phones and many others. Reducing the power of these sensors continuously challenges designers.
Orly Yadid-Pecht   +4 more
doaj   +1 more source

Novel Yellow Azo Pyridone Derivatives with Different Halide Atoms for Image-Sensor Color Filters

open access: yesMolecules, 2022
Novel yellow azo pyridone dye derivatives were synthesized for use in image-sensor color filters. The synthesized compounds have a basic chemical structure composed of azo, hydroxy, amide, and nitrile groups as well as different halide groups.
Sunwoo Park   +7 more
doaj   +1 more source

Exercise Capacity, Physical Activity, Fatigue, and Neurocognitive Function in Adult Survivors of Childhood Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Adult survivors of childhood acute lymphoblastic leukemia (ALL) are at risk of reduced exercise capacity, decreased physical activity levels, persistent fatigue, and neurocognitive deficits. The aim was to investigate exercise capacity and physical activity levels of adult survivors of childhood ALL and their associations with ...
Laura Jess   +5 more
wiley   +1 more source

Multi Sensor Image Fusion using Empirical Mode Decomposition [PDF]

open access: yes, 2013
Image fusion is a process of combining relevant information from two or more images from different sensors based on certain algorithm. Many algorithms have been proposed for pixel level image fusion.
Naidu, VPS, Shakthipriya, VS
core  

Toward One Giga Frames per Second — Evolution of in Situ Storage Image Sensors

open access: yesSensors, 2013
The ISIS is an ultra-fast image sensor with in-pixel storage. The evolution of the ISIS in the past and in the near future is reviewed and forecasted.
Edoardo Charbon   +3 more
doaj   +1 more source

Image Sensor Based Visible Light Positioning System With Improved Positioning Algorithm

open access: yesIEEE Access, 2017
We optimize an image sensor-based indoor visible light positioning (VLP) system by improving the positioning algorithm. Specifically, we derive a close-form expression to determine the receiver’s position and orientation using the singular value ...
Ran Zhang   +3 more
semanticscholar   +1 more source

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