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8641
Adversarial examples defense method based on multi-dimensional feature maps knowledge distillation
Published 2022-04-01“…The neural network approach has been commonly used in computer vision tasks.However, adversarial examples are able to make a neural network generate a false prediction.Adversarial training has been shown to be an effective approach to defend against the impact of adversarial examples.Nevertheless, it requires high computing power and long training time thus limiting its application scenarios.An adversarial examples defense method based on knowledge distillation was proposed, reusing the defense experience from the large datasets to new classification tasks.During distillation, teacher model has the same structure as student model and the feature map vector was used to transfer experience, and clean samples were used for training.Multi-dimensional feature maps were utilized to enhance the semantic information.Furthermore, an attention mechanism based on feature map was proposed, which boosted the effect of distillation by assigning weights to features according to their importance.Experiments were conducted over cifar100 and cifar10 open-source dataset.And various white-box attack algorithms such as FGSM (fast gradient sign method), PGD (project gradient descent) and C&W (Carlini-Wagner attack) were applied to test the experimental results.The accuracy of the proposed method on Cifar10 clean samples exceeds that of adversarial training and is close to the accuracy of the model trained on clean samples.Under the PGD attack of L2 distance, the efficiency of the proposed method is close to that of adversarial training, which is significantly higher than that of normal training.Moreover, the proposed method is a light-weight adversarial defense method with low learning cost.The computing power requirement is far less than that of adversarial training even if optimization schemes such as attention mechanism and multi-dimensional feature map are added.Knowledge distillation can learn the decision-making experience of normal samples and extract robust features as a neural network learning scheme.It uses a small amount of data to generate accurate and robust models, improves generalization, and reduces the cost of adversarial training.…”
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8642
Cuerpos y diversidades: desafíos encarnados, de Mónica Cornejo Valle y Maribel Blázquez Rodríguez (Eds.)
Published 2025-01-01“…Igualmente, la apariencia física en toda su plenitud, no solo en el plano corporal sino también en lo relacionado con la indumentaria, es un elemento primordial en la organización social. Dichas visiones, y expresiones, del cuerpo no son estáticas en el tiempo, sino que van cambiando en función de las necesidades y la posición que ocupe la persona en la estructura social (Lewis, 2003).…”
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8643
Optical Coherence Tomography Angiography of Macular Perfusion Changes after Anti-VEGF Therapy for Diabetic Macular Edema: A Systematic Review
Published 2021-01-01“…Diabetic macular edema (DME) is a major cause of vision loss in diabetics that is currently mainly treated by antivascular endothelial growth factor (VEGF) agents. …”
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8644
EL POTENCIAL “EN MOVIMIENTO” DEL COMERCIO JUSTO LATINOAMERICANO
Published 2013-03-01“…Desde sus comienzos ha recorrido varios caminos y englobado visiones distintas (a menudo contrapuestas) sobre las necesarias estrategias para ampliar los mercados justos y generar alianzas estratégicas para el desarrollo. …”
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8645
Factores que influyen en el proceso de la enseñanza-aprendizaje del inglés: una revisión sistemática
Published 2024-12-01“…Al identificar estos elementos se crea una visión más clara de cómo repercuten en el proceso de enseñanza-aprendizaje. …”
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8646
Immune responses in rodent whole eye transplantation: elucidation and preliminary investigations into rejection diagnosis and monitoring
Published 2025-01-01“…BackgroundWhole Eye Transplantation (WET) offers potential for vision restoration but is hindered by the complex challenge of immune rejection. …”
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8647
DPD-YOLO: dense pineapple fruit target detection algorithm in complex environments based on YOLOv8 combined with attention mechanism
Published 2025-01-01“…With the development of deep learning technology and the widespread application of drones in the agricultural sector, the use of computer vision technology for target detection of pineapples has gradually been recognized as one of the key methods for estimating pineapple yield. …”
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8648
¿Infancia sin trabajo o Infancia trabajadora? Perspectivas sobre el trabajo infantil
Published 2009-01-01“…Para llevar a cabo el análisis, seleccioné las visiones que sostienen organismos con miradas contrapuestas y que han destinado gran atención a la temática que aquí nos ocupa. …”
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8649
¿Pueden los investigadores influir en la política educativa?
Published 2008-05-01“…Describe la lógica del funcionario de alto nivel, quien suele tomar una posición pragmática; así como la lógica del asesor, quien desde una aproximación intelectual busca influir en las decisiones del político, enriquecer la visión de éste y, en ocasiones, ampliar sus propias relaciones políticas para mejorar su currículum. …”
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8650
Biorefinery potential of coffee silverskin: Composition and applications
Published 2024-08-01“…The higher heating value, the cetane number, the iodine value, the viscosity, and the density of precursors obtained comply with the requirements of the standard EN 14214. …”
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8651
MicroPulse Transscleral Laser Therapy Demonstrates Similar Efficacy with a Superior and More Favorable Safety Profile Compared to Continuous-Wave Transscleral Cyclophotocoagulation
Published 2022-01-01“…., early to moderate and to patients with good central-vision.…”
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8652
Determination of the area index of lettuce leaves with a monocular camera
Published 2024-05-01“…This study showcases the potential of computer vision and machine learning algorithms in transforming traditional agricultural practices into more efficient and data-driven processes. …”
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8653
Ortega y Gasset: Crisis y restauración de la Modernidad
Published 2006-01-01“…La relectura de Ortega y Gasset sobre el Renacimiento y su visión negativa del racionalismo moderno podemos verla reflejada en gran parte en el pensamiento de Ernesto Sábato y del postmodernismo posterior. …”
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8654
Personal Responsibility with Health. Differents Social Actors Knowledges and Perceptions
Published 2020-09-01“…The 100 % of the representatives of the political organizations perceived that this responsibility should have an individual vision. <br /><strong>Conclusions:</strong> there are differences of opinion in the representational field of personal responsibility with health among the different social actors consulted. …”
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8655
A two-tier optimization strategy for feature selection in robust adversarial attack mitigation on internet of things network security
Published 2025-01-01“…Abstract Adversarial attacks were commonly considered in computer vision (CV), but their effect on network security apps rests in the field of open investigation. …”
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8656
Marcher, créer, révéler
Published 2018-12-01“…Through the discovery of a place and of the everyday lives of the people who inhabit it, we are presented with a singular vision of the frontier, we have the time to reflect on its limits as it is perceived and represented in our minds. …”
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8657
Digital business strategy of enterprise and its components
Published 2023-05-01“…It is proven that the digital business strategy describes the overall vision of the company in the context of digitalization, including strategic measures to achieve it. …”
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8658
Problematic Issues on the Organization of Selecting Person’s Biological Samples for Molecular and Genetic Examination
Published 2021-07-01“…The types of biological material that can be provided for the research as living specimens have been separately studied, namely: nails, blood, buccal epithelium, saliva, which can be provided on a piece of sterile gauze, FTA Cards, cotton, viscose or flock sticks or probe swabs. The author has also defined the persons who have the right to carry out selection from living persons, conditions of selection, drying of samples, possibilities of their long-term storage and conditions of transportation to divisions of the Expert Service of the Ministry of Internal Affairs of Ukraine. …”
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8659
Cambios en las relaciones de trabajo: paradojas y consecuencias en el actual mundo del trabajo
Published 2014-01-01“…Se concluye que el estudio e intervención sobre el actual mundo del trabajo, requiere salir de visiones lineales y de causa-efecto, para contar con análisis reflexivos e intervenciones más pertinentes y atinadas, dada la complejidad que reviste hoy en día el mundo del trabajo.…”
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8660
Eales’ Disease in Inuit: A Short Report and Clinical Update
Published 2025-01-01“…Thomas Richard Johansen Forshaw,1,2 Birgitte Moldow1,3 1Department of Ophthalmology, Rigshospitalet-Glostrup, Glostrup, Denmark; 2Department of Ophthalmology, Sygehus Sønderjylland, Sønderborg, Denmark; 3Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, DenmarkCorrespondence: Thomas Richard Johansen Forshaw, Department of Ophthalmology, Sygehus Sønderjylland, Sydvang 1, 6400 Sønderborg, Denmark, Tel +45 79975800, Email forshawthomas@yahoo.co.ukPurpose: We report a case of Eales disease in Inuit and reflect on advances in telemedicine and treatment of retinal disease since the first report of Eales’ disease in Greenlandic Inuit was published.Patients and Methods: A 41-year-old Inuit female complaining of blurred vision was referred to our eye department. There had been no sign of diabetic retinopathy during diabetic eye screening and the patient had been treated for tuberculosis in 2010. …”
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