Results 21 to 30 of about 887 (125)

Investigation into the accuracy of colours reproduced by the ricoh printer / Spausdintuvo „Ricoh“ spalvų reprodukavimo tikslumo tyrimas

open access: yesMokslas: Lietuvos Ateitis, 2013
The paper investigates the reproduction accuracy of Ricoh Aficio colour 3006 printer. The study has been conducted analyzing four-color (CMYK) gradation curves – the compliance of zonal absorbance with standard references and printing stability of ...
Andrius Gedvila, Jonas Sidaravičius
doaj   +1 more source

The determination of identity and uniqueness of color laser printouts of Ricoh® brand by Adobe® Creative Cloud Photoshop® 2018

open access: yesEgyptian Journal of Forensic Sciences, 2019
Background Printer forensics is a sub-branch of digital forensic science encompassing the identification of the source of any printout by different means.
Ahmad S. Salim, Asmaa A. Abdalla
doaj   +1 more source

Unsupervised calibration for noninvasive glucose-monitoring devices using mid-infrared spectroscopy [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2018
Noninvasive, glucose-monitoring technologies using infrared spectroscopy that have been studied typically require a calibration process that involves blood collection, which renders the methods somewhat invasive.
Ryosuke Kasahara   +3 more
doaj   +1 more source

Low-level pixelated representations suffice for aesthetically pleasing contrast adjustment in photographs [PDF]

open access: yesPsihologija, 2017
Today’s web-based automatic image enhancement algorithms decide to apply an enhancement operation by searching for “similar” images in an online database of images and then applying the same level of enhancement as the image in the database. Two
Ghose Tandra   +3 more
doaj   +1 more source

An Evaluation System for the Contact Electrification of a Single Microparticle Using Microelectromechanical-Based Actuated Tweezers

open access: yesSensors, 2018
The image quality of laser and multi-function printers that make use of electrophotography depends on the amount of surface charge generated by contact electrification on the toner particles.
Daichi Yamaguchi
doaj   +1 more source

A Fisheye Image Matching Method Boosted by Recursive Search Space for Close Range Photogrammetry

open access: yesRemote Sensing, 2019
Close range photogrammetry (CRP) with large field-of-view images has become widespread in recent years, especially in terrestrial mobile mapping systems (TMMS).
Mariana Batista Campos   +4 more
doaj   +1 more source

Investigation and assessment of electromagnetic fields of duplicators/Kopijavimo aparatų elektromagnetinių laukų tyrimai ir įvertinimas/Исследование и оценка электромагнитных полей, излучаемых копировальными аппаратами

open access: yesJournal of Environmental Engineering and Landscape Management, 2009
Electromagnetic fields are produced when some office, visual or sound devices are working. People, who are working long hours with computers, duplicators or watching TV, always complain of a headache or other troubles.
Pranas Baltrėnas, Raimondas Buckus
doaj   +1 more source

Spray-coated magnetic powder composite planar inductor for compact IoT sensor node

open access: yesAIP Advances, 2020
A spray coating process of magnetic powder composite material is proposed in this paper for planar inductors and transformers for small DC/DC converter.
T. Hara, M. Yamaguchi
doaj   +1 more source

Coarse-to-fine online learning for hand segmentation in egocentric video

open access: yesEURASIP Journal on Image and Video Processing, 2018
Hand segmentation is one of the most fundamental and crucial steps for egocentric human-computer interaction. The special egocentric view brings new challenges to hand segmentation tasks, such as the unpredictable environmental conditions.
Ying Zhao, Zhiwei Luo, Changqin Quan
doaj   +1 more source

A LOW-COST PANORAMIC CAMERA FOR THE 3D DOCUMENTATION OF CONTAMINATED CRIME SCENES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Crime scene documentation is a fundamental task which has to be undertaken in a fast, accurate and reliable way, highlighting evidence which can be further used for ensuring justice for victims and for guaranteeing the successful prosecution of ...
D. Abate   +4 more
doaj   +1 more source

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