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Voice compression using discrete cosine transform and wavelet transform
(Institute of Physics Publishing, 2019)
Compressing information, such as voice, allows freeing up memory space, better utilizing bandwidth, in other words taking advantage of resources more efficiently in a time where technologies such as Voice over Internet ...
Classification of pluviometric networks located in the region of Bogotá, Colombia using artificial neural networks
(2020)
This work presents a methodology for the classification of pluviometric networks using artificial neural networks. For this, the network of stations registered in the Corporación Autónoma Regional de Cundinamarca, Colombia, ...
Automatic recognition of Colombian car license plates using convolutional neural networks and Chars74k database
(2020)
A methodology for the automatic recognition of Colombian car license plates using convolutional neural networks is proposed. One of the biggest challenges when using onvolutional neural network is the demand for large ...
Increasing driving range for electric vehicles at sub-zero temperatures by optimizing a hybrid storage configuration using supercapacitors
(2020)
One of the main challenges electric vehicles manufacturers face is the perceived limited operational range of cars, commonly referred to as "range anxiety". Furthermore, effective range in these vehicles is affected by ...
Generating density maps for convolutional neural network-based cell counting in specular microscopy images
(2020)
Accurate endothelial cell density with specular microscopy is essential for correct clinical assessment of the cornea. Commercial specular microscopes incorporate automated cell segmentation methods to estimate cell density. ...
LoRAWAN network coverage testing design using open-source low-cost hardware
(2020-12-01)
The Internet of Things (IoT) is considered to be one of the most radical technological advances of the century. The increasing amount of applications and devices, requires the deployment of a large network infrastructure ...
Key Aspects in the design of silicone/graphene-based strain sensors for structural monitoring
(2020-12-24)
The graphene as a material used in engineering applications has been on the rise in the last decade due to being a material with interesting electrical and structural properties. This possibility offers a very wide range ...
Leveraging Emergency Response System Using the Internet of Things. A Preliminary Approach
(2020-12-25)
The Internet of Things (IoT) is a new paradigm that is arising in all areas of technology, finding novel applications every day that can improve many aspects of people’s lives. Several applications using IoT have been ...
Kinematic and Workspace Analysis of Spherical 3RRR Coaxial Parallel Robot Based on Screw Theory
(2020-12-24)
A kinematic and workspace analysis of Spherical 3-RRR Coaxial Parallel Robot are developed in this paper. Position and orientation was determined through the inverse and forward kinematics using geometric and numerical ...
