Results 81 to 90 of about 29,260 (247)

Video analysis of events within chemical sensor networks [PDF]

open access: yes, 2005
This paper describes how we deploy video surveillance techniques to monitor the activities within a sensor network in order to detect environmental events.
Beirne, Stephen   +6 more
core  

A Preliminary Study of Image Analysis for Parasite Detection on Honey Bees [PDF]

open access: yes
International Conference Image Analysis and Recognition (ICIAR 2018, Póvoa de Varzim ...
A Sobral   +8 more
core   +1 more source

The effect of seawater hardness on cotton fabric dyeing using reactive blue dye

open access: yesColoration Technology, EarlyView.
Abstract Oceans are an abundant source of water; their economic potential has not yet been fully exploited. In this context, the current study aims to apply seawater in the dyeing of cotton fabrics, evaluating the influence that total hardness has on the process results.
Iêda Letícia de Souza Ferreira   +5 more
wiley   +1 more source

Flexo‐printable glucomannan‐based biofilm

open access: yesColoration Technology, EarlyView.
Abstract Biofilms were synthesised from glucomannan and xylan. The ratio of glucomannan: xylan varied from 90:10 (g/g) to 70:30 (g/g). Nanofibrillated cellulose was added to enhance the mechanical properties of the biofilms. In another approach, glucomannan/xylan suspensions were crosslinked with tartaric acid (TA) or citric acid (CA).
Kholoud Al‐Ajlouni   +2 more
wiley   +1 more source

Colour appearance descriptors for image browsing and retrieval

open access: yes, 2008
In this paper, we focus on the development of whole-scene colour appearance descriptors for classification to be used in browsing applications. The descriptors can classify a whole-scene image into various categories of semantically-based colour ...
Martinez, Kirk, Othman, Aniza
core   +1 more source

Evaluation of physical, chemical, and color‐matching properties of monochromatic resin composites: An in vitro study

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract The objectives of this study are to evaluate, in vitro, the microhardness, sorption, solubility, color stability, and color‐matching ability of monochromatic resin composites: Palfique Omnichroma / Tokuyama (Mono1) and Vittra APS Unique / FGM (Mono2) compared with the conventional resin composite: Filtek Z250 XT / Solventum (Conv).
Ericka dos Santos Lopes   +5 more
wiley   +1 more source

A smartphone image-based method for the colorimetric characterization of historical pigments in mural paintings

open access: yesMethodsX
In this article, the detailed description of a smartphone-based analytical method to turn a smartphone into a colorimeter is described and applied to mural painting replicas.
Roberto Sáez-Hernández   +4 more
doaj   +1 more source

Reinventing henna: Enzyme‐catalysed colour release from stabilized Lawsonia inermis L. extracts

open access: yesInternational Journal of Cosmetic Science, EarlyView.
The instability and reduced dyeing performance of a cosmetic formulation containing 2‐hydroxy‐1,4‐naphthoquinone (lawsone), derived from Lawsonia inermis L., is demonstrated in comparison to a novel two‐component system. This system comprises one formulation with naturally occurring lawsone precursors and a second containing a specific hydrolase ...
Nele Dallmann   +2 more
wiley   +1 more source

Data hidding in color images using perceptual models [PDF]

open access: yes, 2000
One of the problems arising from the use of digital media is the ease of identical copies of digital images or audio files, allowing manipulation and unauthorized use.
Madueño Ruíz, María Isabel   +2 more
core  

Blue Covarine in Toothpaste: A Comprehensive Review and Meta Analysis of Efficacy, Safety, and Potential Effects

open access: yesInternational Journal of Dental Hygiene, EarlyView.
ABSTRACT Background The pursuit of whiter teeth has led to the innovation of various colour enhancement products, including toothpaste formulations containing blue covarine. This systematic review and meta‐analysis assesses their efficacy and safety. Objectives To evaluate the efficacy of blue covarine‐containing toothpaste in colour enhancement and ...
Nina Jelenčiakova   +5 more
wiley   +1 more source

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