Results 41 to 50 of about 1,836,012 (321)

A Novel Chinese Entity Relationship Extraction Method Based on the Bidirectional Maximum Entropy Markov Model

open access: yesComplexity, 2021
To identify relationships among entities in natural language texts, extraction of entity relationships technically provides a fundamental support for knowledge graph, intelligent information retrieval, and semantic analysis, promotes the construction of ...
Chengyao Lv   +4 more
doaj   +1 more source

Gold Mining and Economic and Social Change in West Africa [PDF]

open access: yes, 2015
Economic theory often suggests that social institutions are strongly influenced by specific geographic features of regions. The history of gold mining in West Africa, however, suggests that the relationship between mineral resources and social ...
Kevane, Michael
core   +2 more sources

Recent Advances in the Phytochemistry of Bryophytes: Distribution, Structures and Biological Activity of Bibenzyl and Bisbibenzyl Compounds

open access: yesPlants, 2023
Research on bryophyte phytochemistry has revealed the presence of different phytochemicals like fatty acids, terpenoids, small phenolic molecules, etc.
Kakali Sen   +4 more
doaj   +1 more source

Interaction of deformation-strength characteristics of the support load-bearing elements in the preparatory workings [PDF]

open access: yes, 2018
The objective of this work is to study the relationship of the deformation-strength characteristics of the fastening system with its displacement value. The tendencies of influence are divided into two groups.
Barabash, Mykhailo   +7 more
core   +1 more source

SciLinker: a large-scale text mining framework for mapping associations among biological entities

open access: yesFrontiers in Artificial Intelligence
IntroductionThe biomedical literature is the go-to source of information regarding relationships between biological entities, including genes, diseases, cell types, and drugs, but the rapid pace of publication makes an exhaustive manual exploration ...
Dongyu Liu   +3 more
doaj   +1 more source

High-order neural network in entity relationship extraction

open access: yesMATEC Web of Conferences, 2018
In this paper, a kind of high-order neural network is proposed to extract entity relations in natural language. In this kind of network, different parameters absorb non-overlapping information from separated data respectively, which makes parameters more
Liu Wei, Chen Hongchang, Huang Ruiyang
doaj   +1 more source

RussianLanguage Thesauri: Automated Construction and Application For Natural Language Processing Tasks

open access: yesМоделирование и анализ информационных систем, 2018
The paper reviews the existing Russian-language thesauri in digital form and methods of their automatic construction and application. The authors analyzed the main characteristics of open access thesauri for scientific research, evaluated trends of their
Nadezhda S. Lagutina   +3 more
doaj   +1 more source

Optimized kernel minimum noise fraction transformation for hyperspectral image classification [PDF]

open access: yes, 2017
This paper presents an optimized kernel minimum noise fraction transformation (OKMNF) for feature extraction of hyperspectral imagery. The proposed approach is based on the kernel minimum noise fraction (KMNF) transformation, which is a nonlinear ...
Gao, Lianru   +4 more
core   +2 more sources

Exploring The Value Of Folksonomies For Creating Semantic Metadata [PDF]

open access: yes, 2007
Finding good keywords to describe resources is an on-going problem: typically we select such words manually from a thesaurus of terms, or they are created using automatic keyword extraction techniques.
Al-Khalifa, Hend S., Davis, Hugh C.
core   +2 more sources

Survival for Children Diagnosed With Wilms Tumour (2012–2022) Registered in the UK and Ireland Improving Population Outcomes for Renal Tumours of Childhood (IMPORT) Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background The Improving Population Outcomes for Renal Tumours of childhood (IMPORT) is a prospective clinical observational study capturing detailed demographic and outcome data on children and young people diagnosed with renal tumours in the United Kingdom and the Republic of Ireland.
Naomi Ssenyonga   +56 more
wiley   +1 more source

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