Results 31 to 40 of about 1,089 (174)

Enhanced IoT Security: Blockchain, Cryptography, and CNN Integration for Mask Detection

open access: yesJournal of Electrical and Computer Engineering, Volume 2026, Issue 1, 2026.
Security concerns have become paramount, especially with the increasing reliance on facial recognition technology for identity verification. The use of masks, while essential for health protection, poses a significant challenge for these systems, hindering accurate identification.
Imen Hagui   +3 more
wiley   +1 more source

Picadura de avispas: trastorno de coagulación inusual y protección con textiles con grado de repelencia

open access: yes, 2014
Existe una serie de seres vivos portadores de un aparato picador característico, a través del cual inoculan a sus víctimas un veneno o ponzoña exclusivo. Estas sustancias son mezclas complejas de compuestos tóxicos y digestivos, los cuales son inyectados
Muñoz Benítez, Patricio   +1 more
core   +2 more sources

Nutritional and industrial quality assessment of Spanish durum wheat commercial cultivars

open access: yesJournal of the Science of Food and Agriculture, Volume 105, Issue 12, Page 6839-6849, September 2025.
Abstract BACKGROUND Durum wheat is the raw material used to produce pasta, and its price is determined by grain physical characteristics, gluten strength and semolina yellowness. Gluten strength is mainly determined by high‐ and low‐molecular‐weight glutenin subunits (HMW‐GS and LMW‐GS). Semolina yellowness is determined by loci that control carotenoid
Virginia Garcia‐Calabres   +8 more
wiley   +1 more source

La construcción alegórica en Avispas de Aristófanes [PDF]

open access: yes, 2006
15 ref.Fil: Schere, María Jimena. Universidad de Buenos Aires. Facultad de Filosofía y Letras; ArgentinaLa alegoría en Avispas se caracteriza por tres rasgos específicos 1) está construída a partir de metáforas tópicas sobre zánganos y aguijones, que se ...
Schere, María Jimena
core  

Avispas sociales (Vespidae: polistinae) del suroccidente colombiano, Departamento de Nariño

open access: yesActa Biológica Colombiana, 1996
The list of 43 species of social wasps (Hymenoptera: Vespidae: Polistinae) of west of Nariño, Colombia is present with data about elevation range and habitat preferences. The richness decrease fastly with elevation.
Carlos E. Sarmiento M.   +1 more
doaj  

Mangrove Pollinator Functional Diversity Decreases With Patch Size and Landscape Anthropization

open access: yesBiotropica, Volume 57, Issue 5, September 2025.
This study explores how land use changes impact pollinator diversity in mangrove ecosystems, focusing on the effects of patch size and landscape anthropization on pollinators with different functional traits. Results show that smaller mangrove patches can support higher pollinator abundance, richness, and diversity; however, overall pollinator metrics ...
Paula María Montoya‐Pfeiffer   +4 more
wiley   +1 more source

Abundancia y riqueza de la subfamilia Cryptinae (Hymenoptera: Ichneumonidae) en un bosque tropical de Panamá

open access: yesCuadernos de investigación UNED
Introducción: Cryptinae es la subfamilia más diversa y abundante dentro de Ichneumonidae. Sin embargo, su estudio en Panamá se ha centrado en un número limitado de especies, lo que dificulta la comprensión de su dinámica poblacional en la región ...
Jairo Mora-Prendas
doaj   +1 more source

Enhancing Data Privacy and Trust in E‐Learning: A Blockchain‐Based Access Control Protocol for Cloud Educational Systems

open access: yesConcurrency and Computation: Practice and Experience, Volume 37, Issue 18-20, 30 August 2025.
ABSTRACT E‐learning systems in an educational environment designed for wireless area networks for schools, universities, and research institutions provide consistency and better retention for students, professors, and researchers. An E‐learning system is known for storing lecture documents and live video conferences that are transmitted over public ...
Ahmed A. Mawgoud   +4 more
wiley   +1 more source

La construcción alegórica en Avispas de Aristófanes

open access: yes, 2007
La alegoría en Avispas se caracteriza por tres rasgos específicos: 1) está construida a partir de metáforas tópicas sobre zánganos y aguijones, que se han utilizado tradicionalmente con el sentido figurado de haraganería, maldad, inutilidad y flaqueza; 2)
Schere, Jimena
core   +1 more source

Nuevo subgénero y nueva especie de avispa cazadora de arañas (Hymenoptera: Pompilidae: Ageniellini: Ageniella) de Colombia

open access: yesCaldasia, 1998
A new subgenus and species of spider wasps is described in the genus Ageniella (Hymenoptera: Pompilidae) based on a female from the Amazon region of Colombia.
Fernández C. Fernando
doaj  

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