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Mostrando publicaciones 1-20 de 45
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A comparative analysis of massive finger-vein recognition algorithms: from energy consumption perspective
Argentina, Sebastián; Quinteros, Axel; Hernández-García, Ruber; Frati, Fernando Emmanuel; Barrientos, Ricardo (2022)The volume of data generated has grown exponentially in recent years worldwide. In general, parallel architectures such as clusters, multicores, and GPUs have reduced processing times compared to their sequential version. ...
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A comprehensive review of extreme learning machine on medical imaging
Huérfano-Maldonado, Y; Mora, Marco ; Vilches-Ponce, Karina; Hernández-García, Ruber; Gutiérrez, Rodrigo I.; Vera, M. (2023)The feedforward neural network based on randomization has been of great interest in the scientific community, particularly extreme learning machines, due to its simplicity, training speed, and levels of accuracy comparable ...
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A review of convolutional neural network applied to fruit image processing
Naranjo-Torres, José; Mora, Marco ; Hernández-García, Ruber; Barrientos, Ricardo ; Fredes, Claudio ; Valenzuela-Keller, Andrés A. (2020)Agriculture has always been an important economic and social sector for humans. Fruit production is especially essential, with a great demand from all households. Therefore, the use of innovative technologies is of vital ...
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Academic performance predicting model based on machine learning and keller's motivation measure
Laurens-Arredondo, Luis; Hernández-García, Ruber (2022)This article investigates a model for predicting the academic performance of university students using Machine Learning techniques based on the level of motivation achieved with the implementation of the ARCS instructional ...
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Accelerated biometric fingerprint search on a multi-GPU environment
Barrientos, Ricardo ; Hernández-García, Ruber; Mora, Marco ; Riquelme Pizarro, Javier; Laroze, D. (2023)One of the largest biometric databases in Chile is fingerprints, which is also the most widely used biometric in the national context. In this sense, it is relevant to have efficient algorithms in execution time on this ...
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An exhaustive algorithm based on GPU to process a kNN query
The Nearest Neighbors search is a widely used technique with applications on several classification problems. Particularly, the k-nearest neighbor (kNN) algorithm is a well-known method used in modern information retrieval ...
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ANICCA, a computational tool for simulating nuclear fuel cycles
Merino-Rodríguez, Iván; Hernández-García, Ruber; Hernández-Solís, A. (2020)Fuel cycle simulation codes are tools developed and used worldwide to answer the many questions that arise in relation to the development or deployment of nuclear technology for electricity generation. In this context, ...
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AttenGait: Gait recognition with attention and rich modalities
Castro, Francisco M.; Delgado-Escaño, Rubén; Hernández-García, Ruber; Marín-Jiménez, Manuel J.; Guil, Nicolás (2024)Current gait recognition systems employ different types of manual attention mechanisms, like horizontal cropping of the input data to guide the training process and extract useful gait signatures for people identification. ...
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Automatic generation of synthetic palm vein images: a nature-based approach
Salazar, E.; Hernández-García, Ruber; Barrientos, Ricardo ; Vilches-Ponce, Karina; Mora, Marco ; Vásquez, A. (2021)Biometric systems are essential in modern society because of the growing demand for security. Palm vein patterns have become an emerging biometric trait during the last decade. Despite that, the publicly available datasets ...
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CNN-based model for gender and age classification based on palm vein images
Hernández-García, Ruber; Feng, Zheng; Barrientos, Ricardo ; Castro, Francisco Manuel; Ramos-Cózar, Julián; Guil, Nicolás (2022)Automatically predicting gender and age group from biometrics traits is an essential and challenging task in many real-world applications. There are several works about using machine learning methods to identify human ...
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Comparative lightweight scheme for individual identification through hand-vein patterns
Mejia-Herrera, Mateo; Botero-Valencia, Juan; Hernández-García, Ruber (2024)Biometric characterization systems are generally used in safety-related applications because they allow the identification or verification of individuals based on human body traits. In recent years hand veins have become ...
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Computer mouse control using iris tracking: An accessible and cost-effective approach for people with mobility disabilities
Over the years, technologies have made cameras and complex face-detection and eye-tracking systems available for computer and device uses. Due to various reasons, there are people with motor disabilities and limitations ...
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Consequences of insecticides on the dynamics of Anopheles mosquitoes
Gómez-Hernández, E. A.; Salazar-Jurado, Edwin; Altamirano-Fernández, Alex; Hernández-García, Ruber (2023)Physics is a science that has developed valuable contributions to the understanding of different phenomena; in particular, the concept of a dynamic system originates in Newtonian mechanics; a concept that allows predictions ...
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Discrimination of seismic waves produced by volcanoes using self-organizing maps
Hernández-García, Ruber; Salazar, A.; Salazar, E.; Cadena, Oscar (2020)The analysis and classification of seismic records of volcanoes allow us to determine the alert state in which it is. A timely study of these signs can contribute to decision-making to safeguard the integrity of people in ...
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Engineering students' perception of the use of machine learning in accounting learning
Laurens-Arredondo, Luis; Hernández-García, Ruber (2022)This article investigates the effects on motivation and learning of topics related to the accounting subject, with theimplementation of Machine Learning as a pedagogical tool in the context of university education. A ...
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Evaluation of LBP-based descriptors for iris recognition based on learning vector quantization classifier under a multi-core platform
In recent years, iris recognition techniques have focused the attention on the biometric area. Particularly, the performance of an iris recognition system depends on the representation of the texture of the images. In this ...
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Exhaustive similarity search on a many-core architecture for finger-vein massive identification
In massive biometric identification systems, response times mainly depends on the database searching algorithms. Thus, in large databases, an increment in the simultaneous queries traffic becomes a critical factor. This ...
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Exploring spatial patterns in sensor data for humidity, temperature, and RSSI measurements
Botero-Valencia, Juan; Martinez-Perez, Adrian; Hernández-García, Ruber; Castano-Londono, Luis; Torres Madronero, Maria (2023)The Internet of Things (IoT) is one of the fastest-growing research areas in recent years and is strongly linked to the development of smart cities, smart homes, and factories. IoT can be defined as connecting devices, ...
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Fast finger vein recognition based on sparse matching algorithm under a multicore platform for real-time individuals identification
Hernández-García, Ruber; Barrientos, Ricardo ; Rojas-Rojas, Cristofher A.; Soto Silva, Wladimir E.; Mora, Marco ; Gonzalez, Paulo; Frati, Fernando Emmanuel (2019)Nowadays, individual identification is a problem in many private companies, but also in governmental and public order entities. Currently, there are multiple biometric methods, each with different advantages. Finger vein ...
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Fast kNN query processing over a multi-node GPU environment
Barrientos, Ricardo ; Riquelme, Javier A.; Hernández-García, Ruber; Navarro, Cristóbal A.; Soto-Silva, Wladimir E. (2022)The kNN (k nearest-neighbors) search is currently applied in a wide range of applications, such as data mining, multimedia, information retrieval, machine learning, pattern recognition, among others. Most of the solutions ...