Results 21 to 30 of about 1,731,534 (320)
Measuring accessibility: A Big Data perspective on Uber service waiting times [PDF]
This study aims to relate information about the waiting times of ride-sourcing services, with specific reference to Uber, using socioeconomic variables from São Paulo, Brazil.
André Insardi, Rodolfo Oliveira Lorenzo
doaj +3 more sources
Type Ia Supernovae Rates and Galaxy Clustering from the CFHT Supernova Legacy Survey [PDF]
The Canada-France-Hawaii Telescope Supernova Legacy Survey (SNLS) has created a large homogeneous database of intermediate redshift (0.2 < z < 1.0) type Ia supernovae (SNe Ia).
A. Conley +37 more
core +4 more sources
Relational database and graph database: A comparative analysis [PDF]
Since 1970, relational database models have been in use for storing, manipulating and retrieving data. The importance of relational databases is going to decrease due to the exponential growth of data as it is difficult to work with large number of joining tables.
Surajit Medhi, Hemanta K. Baruah
openaire +3 more sources
Recommendations for Evolving Relational Databases [PDF]
Relational databases play a central role in many information systems. Their schemas contain structural and behavioral entity descriptions. Databases must continuously be adapted to new requirements of a world in constant change while: (1) relational database management systems (RDBMS) do not allow inconsistencies in the schema; (2) stored procedure ...
Delplanque, Julien +3 more
openaire +3 more sources
The paper presents a watermarked scheme based on the most significant bit for public copyright protection for relational databases. A Watermark scheme could openly prove data copyright as often as desired.
Luu Thi Bich Huong
doaj +1 more source
This paper discusses typological tendencies of focus marking strategies from a cross-Bantu perspective based on the Bantu Morphosyntactic Variation (BMV) database, a large-scale database of morphosyntactic variation of Bantu languages built around 142 ...
Daisuke Shinagawa, Lutz Marten
doaj +1 more source
Marketing Impact on Diffusion in Social Networks
The paper proposes a way to add marketing into the standard threshold model of social networks. Within this framework, the paper studies logical properties of the influence relation between sets of agents in social networks.
Naumov, Pavel, Tao, Jia
core +1 more source
We put forward a fragile zero watermarking scheme to detect and characterize malicious modifications made to a database relation. Most of the existing watermarking schemes for relational databases introduce intentional errors or permanent distortions as ...
Aihab Khan, Syed Afaq Husain
doaj +1 more source
AKAP12 Expression in HER2-positive Breast Cancer and Its Clinical Significance
Objective To investigate the expression of AKAP12 in HER2-positive breast cancer and its relation with clinicopathological factors and clinical significance.
CHENG Qian +5 more
doaj +1 more source
BackgroundBiomedical relation extraction (RE) is of great importance for researchers to conduct systematic biomedical studies. It not only helps knowledge mining, such as knowledge graphs and novel knowledge discovery, but also ...
Zeyu Zhang +11 more
doaj +1 more source

