Results 1 to 10 of about 2,393 (179)

On optimisation of Paganin's method for propagation-based X-ray phase-contrast imaging and tomography. [PDF]

J Microsc
Abstract Paganin's method for image reconstruction in propagation‐based phase‐contrast X‐ray imaging and tomography has enjoyed broad acceptance in recent years, with over one thousand publications citing its use. The present paper discusses approaches to optimisation of the method with respect to simple image quality metrics, such as signal‐to‐noise ...
Gureyev TE, Paganin DM, Pakzad A, Quiney HM.   +3 more
europepmc   +2 more sources

Deep learning-based automatic image quality assessment in ultra-widefield fundus photographs [PDF]

BMJ Open
Objective With a growing need for ultra-widefield fundus (UWF) fundus photographs in clinics and AI development, image quality assessment (IQA) of UWF fundus photographs is an important preceding step for accurate diagnosis and clinical interpretation ...
Sang Jun Park, Kyu Hyung Park, Chang Ki Yoon, Richul Oh, Un Chul Park   +4 more
doaj   +2 more sources

Influence of phytochemicals on growth performance, gut morphology and ceca microbiome in broilers fed aflatoxin-contaminated diet and raised under high stocking density and heat stress [PDF]

Poultry Science
This study evaluated the effects of phytochemicals on growth performance, immune response, gut morphology, and cecal microbiome of broilers fed an aflatoxin-contaminated diet under high stocking density and heat stress.
Kittisak Insawake, Thaweesak Songserm, Ornprapun Songserm, Chainarong Rattanakreetakul, Yongyuth Theapparat, Kazeem D. Adeyemi, Konkawat Rassmidatta, Yuwares Ruangpanit   +7 more
doaj   +2 more sources

Deep learning-based no-reference image quality assessment framework for Cryptosporidium spp. and Giardia spp. [PDF]

PLoS ONE
Image Quality Assessment (IQA) plays a critical role in image-based decision-making systems, especially in domains requiring high diagnostic precision. Effective feature information is a prerequisite for the high performance of machine learning methods ...
Muhammad Amirul Aiman Asri, Heshalini Rajagopal, Norrima Mokhtar, Wan Amirul Wan Mohd Mahiyiddin, Yvonne Ai Lian Lim, Masahiro Iwahashi, Ryosuke Harakawa, Fatimah Ibrahim, Takao Ito   +8 more
doaj   +2 more sources

The effectiveness of a principle-based professional development programme in promoting teachers' high-level talk in primary mathematics classrooms. [PDF]

Br J Educ Psychol
Abstract Introduction We investigate whether a principle‐based professional development programme can effectively promote teachers' talk in primary mathematics classrooms. The programme aimed to implement accountable talk (AT), integrating three design principles: (a) incorporating authentic classroom episodes, alongside individual and collective ...
Brandel N, Deri M, Karsenty R, Schwarz BB.   +3 more
europepmc   +2 more sources

OPT-IQA: Automated camera parameters tuning framework with IQA-guided optimization

Intelligent Systems with Applications
In industrial visual inspection, computer vision-based AI systems play a pivotal role, with performances dependent on the quality of the acquired images and changes in environmental conditions.
Jan-Henner Roberg, Vladyslav Mosiichuk, Ricardo Silva, Luís Rosado   +3 more
doaj   +2 more sources

IQA Vision Transformed: A Survey of Transformer Architectures in Perceptual Image Quality Assessment

IEEE Access
In an era dominated by visual content, perceptual image quality assessment (IQA) is crucial for enhancing user experiences and driving technological advancements across various domains.
Mobeen Ur Rehman, Imran Fareed Nizami, Farman Ullah   +2 more
exaly   +3 more sources

Adequabilidade de um índice de qualidade da água para o rio Camaquã/RS [PDF]

Revista DAE, 2020
A avaliação isolada das variáveis limnológicas visando ao monitoramento de um manancial não permite obter uma visão global da dinâmica que ocorre no corpo hídrico. Diante disso, esse trabalho teve como objetivo adequar um Índice de Qualidade de Água para
Luana Nunes Centeno, Samanta Tolentino Cecconello, Luís Carlos Timm, Diuliana Leandro   +3 more
doaj   +1 more source

Qualidade da água de abastecimento público do município de Abaetetuba, estado do Pará [PDF]

Revista DAE, 2022
Devido à crescente exploração da água subterrânea para diversos fins, o uso dos Índices de Qualidade da Água (IQA) como instrumentos complementares na avaliação da qualidade e caracterização das fontes hídricas tem se mostrado satisfatório, tornando-se ...
Ágatha Marques Faria, Marta Lima Lacerda, Thaise Daniele Paixão Teixeira, Raynner Menezes Lopes, Joice Cristini Kuritza   +4 more
doaj   +1 more source

Qualidade da água consumida na Ilha do Mosqueiro, Belém-PA [PDF]

Revista DAE, 2017
O estudo avaliou a qualidade da água subterrânea da Ilha do Mosqueiro (Belém – PA). Para tanto, foram aplicados o Índice de Qualidade Natural de Águas Subterrâneas (IQNAS), Índice de Qualidade da Água Subterrânea (IQAS) e Índice Relativo de Qualidade ...
Raynner Menezes Lopes, Karina Ferreira Castro Mesquita, Maria de Lourdes Souza Santos, José Almir Rodrigues Pereira   +3 more
doaj   +1 more source