Results 41 to 50 of about 7,827 (163)

STGI:a spatio-temporal grid index model for marine big data

open access: yesBig Earth Data, 2020
Marine big data are characterized by a large amount and complex structures, which bring great challenges to data management and retrieval. Based on the GeoSOT Grid Code and the composite index structure of the MongoDB database, this paper proposes a ...
Tengteng Qu   +8 more
doaj   +1 more source

A Scalable and Semantic Data as a Service Marketplace for Enhancing Cloud-Based Applications

open access: yesFuture Internet, 2020
Data handling and provisioning play a dominant role in the structure of modern cloud–fog-based architectures. Without a strict, fast, and deterministic method of exchanging data we cannot be sure about the performance and efficiency of transactions and ...
Evangelos Psomakelis   +6 more
doaj   +1 more source

PERFORMANCE MATTERS ON IDENTIFICATION OF ORIGIN-DESTINATION MATRIX ON BIG GEOSPATIAL DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
One of the common problems at the intersection of geographical information science and transportation science is the estimation of origin-destination (OD) matrices.
İ. B. Coşkun   +2 more
doaj   +1 more source

CASSANDRA: Closed-Loop AI-Native Cyber Defense via Deception-Driven Active Sensing, Temporal Graph Intelligence, and Policy-Verified Autonomy for Cloud/IAM Environments

open access: yesIEEE Access
Cloud and identity-centered attacks increasingly blend into legitimate administration through credential theft, token replay, delegated-role misuse, and control-plane API abuse.
Ranjan Khanna, Madhu Sharma
doaj   +1 more source

NoSQL data stores - MongoDB project

open access: yes, 2023
Unutar ovog diplomskog rada opisane su nerelacijske baze podataka s naglaskom na MongoDB. Opisano je što su to nerelacijske baze, koje vrste postoje, na koji način rade i kakve prednosti i nedostatke donose u odnosu na relacijske baze.
Bašić, Erik
core   +1 more source

Сравнение POSTGRESQL и MONGODB [PDF]

open access: yes, 2018
Статья посвящена сравнению реляционной базы данных PostgreSQL и нереляционной базы данных MongoDB. Рассказано об организации и управлении данными, об отношениях между сущностями.
ЗВЕРКОВА, Ксения
core   +1 more source

Analysis of performance of selected geospatial analyses implemented on the basis of relational and NoSQL databases

open access: yesPolish Cartographical Review, 2019
Databases are a basic component of every GIS system and many geoinformation applications. They also hold a prominent place in the tool kit of any cartographer. Solutions based on the relational model have been the standard for a long time, but there is a
Pietroń Marcin
doaj   +1 more source

The role of generative AI in collaborative problem‐solving of authentic challenges

open access: yesBritish Journal of Educational Technology, EarlyView.
Abstract This study investigates undergraduate and postgraduate teamwork in a four‐week ‘Generative AI for Social Good’ hackathon, focusing on how students use GAI tools in authentic problem‐solving within their learning ecology. It examines the factors that foster productive collaboration and explores evidence of AI extending human cognition beyond ...
Nancy Law   +7 more
wiley   +1 more source

mongodb online certification

open access: yes, 2019
MongoDB is the most widely used NoSQL database, in fact, it is the leading NoSQL database around the world. Since its inception, it has changed the manner of business involving Big Data and large unstructured data.
saran gowsi (7370918)
core   +1 more source

Detection of trade in products derived from threatened species using machine learning and a smartphone application

open access: yesConservation Biology, EarlyView.
Abstract Illegal and unsustainable wildlife trade remains a major conservation challenge and is increasingly shifting to online marketplaces where monitoring is difficult. To address this gap, we used real‐world images from online platforms, enforcement seizures, and market inspections to develop a deep‐learning object detection framework to identify ...
Ritwik Kulkarni   +2 more
wiley   +1 more source

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