Results 21 to 30 of about 36,047,180 (365)

Types of data [PDF]

open access: yesEvidence-Based Dentistry, 2007
In most, if not all, studies we collect data to obtain information about an area of research in which we have an interest. For example, we might want to know the level of dental caries in our area. In order to discover this we might need to observe a number of different variables, which could include, age, sex, number of teeth, cavities, fillings ...
openaire   +3 more sources

Design and performance test of USV information management system based on time-series database

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives] In recent years,unmanned surface vehicles(USVs) have developed rapidly and will have wide application prospect. Hence it becomes quite urgent to deal with the massive information management problem on long-endurance USVs.[Methods] According ...
Huang Yi   +4 more
doaj   +1 more source

Storing and structuring big data in histological research (vertebrates) using a relational database in SQL

open access: yesRegulatory Mechanisms in Biosystems, 2022
Database systems store data (big data) for various areas dealing with finance (banking, insurance) and are also an essential part of corporate firms.
V. Langraf   +4 more
doaj   +1 more source

Efficient Preference Clustering via Random Fourier Features

open access: yesBig Data Mining and Analytics, 2019
Approximations based on random Fourier features have recently emerged as an efficient and elegant method for designing large-scale machine learning tasks.
Jingshu Liu, Li Wang, Jinglei Liu
doaj   +1 more source

Spectral Clustering of Mixed-Type Data

open access: yesStats, 2021
Cluster analysis seeks to assign objects with similar characteristics into groups called clusters so that objects within a group are similar to each other and dissimilar to objects in other groups.
Felix Mbuga, Cristina Tortora
doaj   +1 more source

Investigation of deformation mechanism of SiC–CuNi composite thin film material nanochannels by molecular dynamics simulation

open access: yesResults in Physics, 2023
Semiconductor–metal composites are widely used in aerospace and automotive manufacturing, weapon production, and electronic packaging because of their high hardness and strength as well as low coefficient of thermal expansion.
Yue Gao   +9 more
doaj  

Design of data collection device of mine-used explosion-proof trackless rubber-tyred locomotive

open access: yesGong-kuang zidonghua, 2014
In view of problems of limited data collection and centralized collection mode of traditional explosion-proof trackless rubber-tyred locomotive, a data collection device of mine-used explosion-proof trackless rubber-tyred locomotive was designed ...
YANG Xiaofeng
doaj   +1 more source

Gradient Amplification: An Efficient Way to Train Deep Neural Networks

open access: yesBig Data Mining and Analytics, 2020
Improving performance of deep learning models and reducing their training times are ongoing challenges in deep neural networks. There are several approaches proposed to address these challenges, one of which is to increase the depth of the neural ...
Sunitha Basodi   +3 more
doaj   +1 more source

Survey on Data Analysis in Social Media: A Practical Application Aspect

open access: yesBig Data Mining and Analytics, 2020
Social media has more than three billion users sharing events, comments, and feelings throughout the world. It serves as a critical information source with large volumes, high velocity, and a wide variety of data.
Qixuan Hou, Meng Han, Zhipeng Cai
doaj   +1 more source

A Software Development Model for the Automatic Generation of Classes

open access: yesCLEI Electronic Journal, 2018
In this paper it is presented a software development model based on transformations that allows to derive, in an automatic way, classes in object-oriented programming languages (Ada 95, C++, Eiffel and Java) starting from formal specifications.
Eugenio Scalise, Nancy Zambrano
doaj   +1 more source

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