Results 61 to 70 of about 5,570 (256)

Characterization of Portable Ultra‐Low Field MRI Scanners for Multi‐Center Structural Neuroimaging

open access: yesHuman Brain Mapping, Volume 46, Issue 8, June 1, 2025.
A global study on quality control of portable, ultra‐low field MRI systems within the UNITY network. Cross‐sectional and longitudinal data are presented together with analysis of factors influencing image noise, contrast, and distortions. ABSTRACT The lower infrastructure requirements of portable ultra‐low field MRI (ULF‐MRI) systems have enabled their
Emil Ljungberg   +33 more
wiley   +1 more source

International visibility and accessibility of articles in the Proceedings of Fisheries Society of Nigeria through the Aquatic Commons repository [PDF]

open access: yes, 2010
The major problem of published information in the developing countries particularly in Africa is lack of international visibility and accessibility to world community of scientists. This has implications on both the articles and their authors.
Ibeun, M.O.
core  

Length-weight relationship and condition factor of two Hydrocynus species in Lake Kainji, Nigeria [PDF]

open access: yes, 2010
In the study and understanding of fish biology, characterization and morphology, the length-weight relationship is of great importance. The genus Hydrocynus, is of high economic importance to the fisheries of Lake Kainji.
Ataguba, G.A., Olowosegun, O.M.
core  

Yoyo Cryptanalysis Against Reduced‐Round L‐Feistel Structure for Recovering the Secret Components

open access: yesIET Information Security, Volume 2025, Issue 1, 2025.
L‐Feistel structure is a new iterative block cipher structure and unifies the Feistel structure and the Lai–Massey structure while maintaining the similarity of encryption and decryption. In this study, we present the first yoyo cryptanalysis against the L‐Feistel structure to evaluate the security under structural attack and give the method to recover
Jiyan Zhang   +4 more
wiley   +1 more source

Economics of trickling biological periwinkle shell filter for closed recirculating system [PDF]

open access: yes, 2010
Studies on the economics of trickling biological periwinkle shells filter for closed recirculating catfish system was carried out at the University of Science and Technology, Port Harcourt, Nigeria for 12 weeks.
Leton, T.G.   +3 more
core  

Bit‐Based Evaluation of Lightweight Block Ciphers SLIM, LBC‐IoT, and SLA by Mixed Integer Linear Programming

open access: yesIET Information Security, Volume 2024, Issue 1, 2024.
Many lightweight block ciphers have been proposed for IoT devices that have limited resources. SLIM, LBC‐IoT, and SLA are lightweight block ciphers developed for IoT systems. The designer of SLIM presented a 7‐round differential distinguisher and an 11‐round linear trail using a heuristic method. We have comprehensively sought the longest distinguisher
Nobuyuki Sugio, Qichun Wang
wiley   +1 more source

Effect of rainfall pattern on fish production in Ogun State, Nigeria [PDF]

open access: yes, 2010
The role of water in fish production could not be overemphasized. This is because water is required for the total functioning of fishes. This study therefore examined the relationship/effect of rainfall pattern on fish production.
Akintayo, I.A.   +3 more
core  

Automated Differential‐Linear Cryptanalysis for AND‐RX Ciphers

open access: yesIET Information Security, Volume 2024, Issue 1, 2024.
Differential and linear cryptanalysis are two important methods to evaluate the security of block ciphers. Building on these two methods, differential‐linear (DL) cryptanalysis was introduced by Langford and Hellman in 1994. This cryptanalytic method has been not only extensively researched but also proven to be effective.
Wenya Li, Kai Zhang, Bin Hu, Yong Yu
wiley   +1 more source

Lipid profile and blood by-products of deformed and healthy African mud catfish [PDF]

open access: yes, 2010
Study was conducted to investigate lipid profile and metabolites in deformed (lost one or both pectoral fins) and healthy (both pectoral fins intact) African mud catfish C.
Ayeyan, L.O.   +3 more
core  

Micro-credit: financing fish production in Nigeria - a review [PDF]

open access: yes, 2010
Microfinance refers to loans, savings, insurance, transfer services and other financial products targeted at low-income people. Artisanal fishing is a crucial source of livelihoods in developing nations, particularly for low-income families in rural ...
Ataguba, G.A., Olowosegun, O.M.
core  

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