Results 21 to 30 of about 292,066 (257)

Deep Feature Learning for Intrinsic Signature Based Camera Discrimination

open access: yesBig Data Mining and Analytics, 2022
In this paper we consider the problem of "end-to-end" digital camera identification by considering sequence of images obtained from the cameras. The problem of digital camera identification is harder than the problem of identifying its analog counterpart
Chaity Banerjee   +3 more
doaj   +1 more source

Novel interfaces for digital cameras and camera phones [PDF]

open access: yesProceedings of the 12th international conference on Human computer interaction with mobile devices and services, 2010
Camera phones are now very common but there are some usability issues that affect their use. These can occur because the users look through the LCD to frame the image and can often miss the icons displayed around the edges that present important information about the status of the camera. This may lead to shots being missed or poorly exposed.
Christopher McAdam   +2 more
openaire   +1 more source

Optics and Utility of Low-Cost Smartphone-Based Portable Digital Fundus Camera System for Screening of Retinal Diseases

open access: yesDiagnostics, 2022
Purpose: To describe optical principles and utility of inexpensive, portable, non-contact digital smartphone-based camera for the acquisition of fundus photographs for the evaluation of retinal disorders.
K. V. Chalam   +2 more
doaj   +1 more source

After price competition

open access: yesAnnals of Business Administrative Science, 2019
When a market grows and matures so that its product becomes commoditized, we can usually expect product prices to decline due to price competition. However, in the digital camera market, although prices started to decline after they first went on sale ...
Takeyasu Ichikohji
doaj   +1 more source

Cyclic azapeptide CD36 ligand attenuates cardiac injury and reduces long‐chain fatty acid accumulation after myocardial ischemia–reperfusion in mice

open access: yesFEBS Open Bio, EarlyView.
In a murine model of myocardial ischemia and reperfusion (MI/R), the CD36 azapeptide ligand MPE‐298 reduces cardiac injury and transiently lowers left ventricular long‐chain fatty acids (LCFAs) accumulation 3 h after reperfusion, accompanied by a decrease of oxidative stress and inflammation‐associated genes' expression in the heart and adipose tissue.
Jade Gauvin   +12 more
wiley   +1 more source

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

Aporetic Apparatus

open access: yesNordicom Review, 2016
In this article, we examine the epistemology of the camera today. In order to answer this question, we concentrate on three social and technological forms: the camera obscura, the photographic camera, and the digital camera.
Seppänen Janne, Herkman Juha
doaj   +1 more source

Accuracy research on coded levelling staff using digital photos

open access: yesGeodesy and Cartography, 2012
The article introduces accuracy research on coded levelling staff using digital photos. The principles of photogrammetry can be used for comparing the views of the etalon and meter to be calibrated.
Vladislovas Česlovas Aksamitauskas   +1 more
doaj   +1 more source

Evaluating the effect of γ‐oryzanol on MASLD pathology using a medaka fish model

open access: yesFEBS Open Bio, EarlyView.
This study explores a liver disease called MASLD, which is increasing worldwide and can lead to serious damage. Researchers used medaka fish instead of rodents to test a food compound, γ‐oryzanol. Fish fed this compound had less liver fat and healthier gut bacteria.
Yukako Ito   +7 more
wiley   +1 more source

Derivation of High Spatial Resolution Albedo from UAV Digital Imagery: Application over the Greenland Ice Sheet

open access: yesFrontiers in Earth Science, 2017
Measurements of albedo are a prerequisite for modeling surface melt across the Earth's cryosphere, yet available satellite products are limited in spatial and/or temporal resolution.
Jonathan C. Ryan   +18 more
doaj   +1 more source

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