Results 11 to 20 of about 20,325,694 (338)

Generating Encrypted Document Index Structure Using Tree Browser

open access: yesJournal of Techniques, 2023
The document indexing process aims to store documents in a manner that facilitates the process of retrieving specific documents efficiently in terms of accuracy and time complexity.
Doaa N. Mhawi   +2 more
doaj   +1 more source

Estimation of Structural Diversity of Acer campestre Stands by using of Complexity Structural Diversity Index in Arasbaran Forest [PDF]

open access: yesZīst/shināsī-i Giyāhī-i Īrān, 2019
Measuring the forest structural diversity is a useful and important way to predict the growth and the future development activities of the forest stands.
Roya Abedi
doaj   +1 more source

The structure of the Emotions Profile Index [PDF]

open access: yesPsihologija, 2006
In order to evaluate the factor structure of the Emotions Profile Index (EPI) 217 first-year students accommodated in the school’s dormitory were examined.
Kurbalija Dragan
doaj   +1 more source

Supervised Machine Learning for Refractive Index Structure Parameter Modeling

open access: yesQuantum Beam Science, 2023
The Hellenic Naval Academy (HNA) reports the latest results from a medium-range, near-maritime, free-space laser-communications-testing facility, between the lighthouse of Psitalia Island and the academy’s laboratory building. The FSO link is established
Antonios Lionis   +5 more
doaj   +1 more source

Size Structure of Phytopopulations and Its Quantitative Evaluation [PDF]

open access: yes, 2016
There was elucidated the original approach to the evaluation of phytopopulation size structure. For its characteristics it was offered to use the special index - index diversity of size structure (ІDSS).
Sherstuk, M. (Maryna)   +1 more
core   +2 more sources

QML: a hybrid spatial index structure

open access: yesTongxin xuebao, 2021
In order to enrich the functionalities of existing learned multidimensional indexes and improve the efficiency, the dynamic data segmentation algorithm DDSA was proposed, which could preserve the data distribution characteristics.A hybrid spatial index ...
Dong CUI   +3 more
doaj   +2 more sources

BITMAP INDEX: A DATA STRUCTURE FOR FAST FILE RETRIEVAL [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2008
Bitmap structure indexes are usually used in database environments which have large amount of data. Bitmap reduces response time and storage requirements for large database compared to other data structures like B- tree.
Murtadha M. Hamad
doaj   +1 more source

Temporal RDF Model and Index Method Based on Neighborhood Structure [PDF]

open access: yesJisuanji kexue, 2021
Resource description framework (RDF) is a metadata model and information description specification recommended by W3C,which is widely used in various fields.To track changes in RDF data over time,temporal information is introduced into the RDF framework ...
CHEN Yuan-yuan, YAN Li, ZHANG Zhe-qing, MA Zong-min
doaj   +1 more source

A unified vegetation index for quantifying the terrestrial biosphere

open access: yesScience Advances, 2021
Machine learning generalizes vegetation indices to better quantify the terrestrial biosphere. Empirical vegetation indices derived from spectral reflectance data are widely used in remote sensing of the biosphere, as they represent robust proxies for ...
Gustau Camps-Valls   +13 more
semanticscholar   +1 more source

More on Comparison Between First Geometric-Arithmetic Index and Atom-Bond Connectivity Index [PDF]

open access: yes, 2015
The first geometric-arithmetic (GA) index and atom-bond connectivity (ABC) index are molecular structure descriptors which play a significant role in quantitative structure-property relationship (QSPR) and quantitative structure-activity relationship ...
Akbar Ali   +3 more
core   +2 more sources

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