Results 21 to 30 of about 637,325 (290)

Topic based language models for ad hoc information retrieval [PDF]

open access: yes, 2004
We propose a topic based approach lo language modelling for ad-hoc Information Retrieval (IR). Many smoothed estimators used for the multinomial query model in IR rely upon the estimated background collection probabilities.
Azzopardi, L.   +2 more
core   +2 more sources

Discovering Trends and Journeys in Knowledge-Based Human Resource Management: Big Data Smart Literature Review Based on Machine Learning Approach

open access: yesIEEE Access, 2023
The research interest of knowledge in human resource management (HRM) is significant. Bibliometric or systematic literature review studies capture the main areas and trends in the field of HRM. However, many HRM studies work only with a limited number of
Lukas Falat   +3 more
doaj   +1 more source

Topic-based mixture language modelling [PDF]

open access: yes, 1999
This paper describes an approach for constructing a mixture of language models based on simple statistical notions of semantics using probabilistic models developed for information retrieval.
Gotoh, Y., Renals, S.
core   +3 more sources

Examining Information on Social Media: Topic Modelling, Trend Prediction and Community Classification [PDF]

open access: yes, 2017
In the past decade, the use of social media networks (e.g. Twitter) increased dramatically becoming the main channels for the mass public to express their opinions, ideas and preferences, especially during an election or a referendum.
Fang Anjie, Fang Anjie, Fang Anjie
core   +1 more source

Enhancing Indonesian customer complaint analysis: LDA topic modelling with BERT embeddings

open access: yesJurnal Ilmiah SINERGI, 2023
Social media data can be mining for recommended systems to know the best trends or patterns. The customers have the freedom to ask questions about the product, tell their demands, and convey their complaints through social media.
Mutiara Auliya Khadija   +1 more
doaj   +1 more source

A Semantic Graph-Based Approach for Mining Common Topics From Multiple Asynchronous Text Streams [PDF]

open access: yes, 2017
In the age of Web 2.0, a substantial amount of unstructured content are distributed through multiple text streams in an asynchronous fashion, which makes it increasingly difficult to glean and distill useful information.
Guo Weiwei   +6 more
core   +1 more source

Uncovering dynamic textual topics that explain crime

open access: yesRoyal Society Open Science, 2021
Crime analysis/mapping techniques have been developed and applied for crime detection and prevention to predict where and when crime occurs, leveraging historical crime records over a spatial area and covariates for the spatial domain.
Seppo Virtanen
doaj   +1 more source

Topic Modelling

open access: yesInternational Journal of Innovative Technology and Exploring Engineering, 2019
In the history of information and technology the knowledge which was generated is stored in the form of digital technology. In present day the search engines will search based on terms and extract the list of similar documents from many topics. In this paper, the proposed Topic Modelling techniques will search based on the group of words from each ...
Paul Thompson, Susan Hunston
openaire   +2 more sources

Developing Institutions and Inter-Organizational Synergies through Digitalization and Youth Engagement in African Agriculture: The Case of “Africa Goes Digital”

open access: yesLand, 2023
As digitalization increasingly gains attention in the agriculture sector, many African youths are seizing the opportunity provided by digital technologies to engage in agriculture.
Matthew Ayamga   +3 more
doaj   +1 more source

A Topic Modelling Analysis of Living Labs Research

open access: yesTechnology Innovation Management Review, 2018
This study applies topic modelling analysis on a corpus of 86 publications in the Technology Innovation Management Review (TIM Review) to understand how the phenomenon of living labs has been approached in the recent innovation management literature ...
Mika Westerlund   +2 more
doaj   +1 more source

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