Results 51 to 60 of about 1,487,717 (179)

An Acquisition Method for Visible and Near Infrared Images from Single CMYG Color Filter Array-Based Sensor

open access: yesSensors, 2020
Near-infrared (NIR) images are very useful in many image processing applications, including banknote recognition, vein detection, and surveillance, to name a few.
Younghyeon Park, Byeungwoo Jeon
doaj   +1 more source

Bio‐Derived Nanophotonic Hybrids Enabling Reconfigurable Upconversion for Multilevel Optical Encryption

open access: yesLaser &Photonics Reviews, EarlyView.
A dual‐gated nanophotonic platform integrates lanthanide‐doped upconversion nanoparticles with a stimuli‐responsive silk–zirconia photonic crystal to enable multilevel optical encryption. Resonant photonic coupling allows hydration‐dependent modulation of visible emission under near‐infrared excitation, achieving reversible switching between decoy and ...
Taehoon Kim   +3 more
wiley   +1 more source

Image Based Ringgit Banknote Recognition for Visually Impaired [PDF]

open access: yes, 2017
Visually impaired people face a number of difficulties in order to interact with the environment because most of the information encoded is visual. Visual impaired people faced a problem in identifying and recognizing the different currency.
Mahmood, N. H.; Faculty of Electrical Engineering, Universiti Teknologi Malaysia, Johor Bahru, Malaysia.   +6 more
core   +2 more sources

Chemical Ionization Mass Spectrometry: Fundamental Principles, Diverse Applications, and the Latest Technological Frontiers

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The review examines the evolution of chemical ionization mass spectrometry (CI‐MS), a technique developed in 1966 by Field and Munson. CI is a soft‐ionization method that produces more intense molecular ions with less fragmentation than electron ionization (EI).
Malvika Dutt   +4 more
wiley   +1 more source

Malaysian Banknote Reader For Visually Impaired Person

open access: yes, 2020
Visually impaired person facing difficulty in shopping, running business and activities that dealing with handling banknote. This paper presents a Malaysian banknote reader targeted for visually impaired person to allow them identifying Malaysian ...
Wong, Wai Kit   +5 more
core   +1 more source

White light emitting molecular logic gates

open access: yesSmart Molecules, EarlyView.
White light emitting smart molecules with Boolean logic computing ability are surveyed. Abstract White light emitting (WLE) materials are of considerable interest with commercial and societal applications in video displays and lighting devices. A characteristic property of WLE materials is the luminescence profile spanning from 380 to 700 nm.
Davide Benedetto Tiz   +2 more
wiley   +1 more source

Introduction: On the fickleness of friendship Introduction : de l'inconstance en amitié

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
In this Introduction to the special section, I provide a brief overview of the anthropology of friendship, particularly from the 1960s to the present, before focusing on the four articles that form the main body of the section. I argue that anthropologists who do not regard themselves as specialists in friendship will still find much to gain from ...
Simon Coleman
wiley   +1 more source

Communicating Recognition & Rewards experiences: Tips and tricks

open access: yes
These guidelines support communications and marketing employees in the preparation and execution stages of creating a story about someone’s experiences with Recognition & Rewards (R&R) principles and themes.
Recognition & Rewards
core   +2 more sources

Understanding Digital Financial Literacy Among Older Adults in Sweden

open access: yesAccounting &Finance, EarlyView.
ABSTRACT This study examined digital financial literacy (DFL) among older adults in Sweden, with the aim of refining its conceptualisation for highly digitised welfare states. Sixteen semi‐structured interviews with individuals aged 65–93 across two municipalities were analysed inductively. While online banking and Swish were nearly universal, adoption
Fredrik Lundell, A. F. M. Jalal Ahamed
wiley   +1 more source

Currency recognition using a smartphone: Comparison between color SIFT and gray scale SIFT algorithms

open access: yesJournal of King Saud University: Computer and Information Sciences, 2017
Banknote recognition means classifying the currency (coin and paper) to the correct class. In this paper, we developed a dataset for Jordanian currency.
Iyad Abu Doush, Sahar AL-Btoush
doaj   +1 more source

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