Results 71 to 80 of about 6,823 (202)

Retrieving with good sense [PDF]

open access: yes, 2000
Although always present in text, word sense ambiguity only recently became regarded as a problem to information retrieval which was potentially solvable.
Sanderson, M.
core   +2 more sources

Building an Arabic Sentiment Lexicon Using Semi-supervised Learning

open access: yesJournal of King Saud University: Computer and Information Sciences, 2014
Sentiment analysis is the process of determining a predefined sentiment from text written in a natural language with respect to the entity to which it is referring. A number of lexical resources are available to facilitate this task in English.
Fawaz H.H. Mahyoub   +2 more
doaj   +1 more source

The price impact of tweets: A high‐frequency study

open access: yesFinancial Review, Volume 60, Issue 1, Page 147-171, February 2025.
Abstract We examine the mechanism by which social media sentiment affects stock prices. Specifically, we assess the impact of Twitter feeds on stock returns at the intraday level. We find that an increase in buyer‐initiated trades has a significantly positive price impact.
Ni Yang   +2 more
wiley   +1 more source

Learning Correlations between Linguistic Indicators and Semantic Constraints: Reuse of Context-Dependent Descriptions of Entities [PDF]

open access: yes, 1998
This paper presents the results of a study on the semantic constraints imposed on lexical choice by certain contextual indicators. We show how such indicators are computed and how correlations between them and the choice of a noun phrase description of a
Radev, Dragomir R.
core   +8 more sources

Fast intensive crowd counting model of Internet of Things based on multi‐scale attention mechanism

open access: yesIET Image Processing, Volume 19, Issue 1, January/December 2025.
Abstract Object detection based on deep learning plays an important role in the application of the Internet of Things (IoT). Traditional methods consume a lot of computing resources and cannot be well deployed in the IoT environment. A lightweight object detection method based on attention mechanism is proposed and applied to crowd counting. In view of
Dong Liu, Zhiyong Wang, Xiangjia Meng
wiley   +1 more source

Lexical platform – the first step towards user-centred integration of lexical resources

open access: yesCognitive Studies | Études cognitives, 2018
Lexical platform – the first step towards user-centred integration of lexical resources Lexical platform – the first step towards user-centred integration of lexical resources The paper describes the Lexical Platform - a means for lightweight ...
Maciej Piasecki   +3 more
doaj   +1 more source

VerbAtlas: a novel large-scale verbal semantic resource and its application to semantic role labeling [PDF]

open access: yes, 2019
We present VerbAtlas, a new, hand-crafted lexical-semantic resource whose goal is to bring together all verbal synsets from WordNet into semantically-coherent frames.
andrea di fabio   +2 more
core   +1 more source

Topic Words‐Based Multilingual Hateful Linguistic Resources Construction for Developing Multilingual Hateful Content Detection Model Using Deep Learning Technique

open access: yesIET Information Security, Volume 2025, Issue 1, 2025.
Nowadays, social media platforms provide space that allows communication and sharing of various resources using a variety of natural languages in different cultural and multilingual aspects. Although this interconnectedness offers numerous benefits, it also exposes users to the risk of encountering offensive (OFFN) and harmful content, including ...
Naol Bakala Defersha   +3 more
wiley   +1 more source

Looking at the Multiple Meanings of Numeracy, Quantitative Literacy, and Quantitative Reasoning

open access: yesNumeracy, 2014
The subject of this journal goes by a variety of names: numeracy, quantitative literacy, and quantitative reasoning. Some authors use the terms interchangeably. Others see distinctions between them. Study of psycholinguistic and ontological concepts laid
H.L. Vacher
doaj   +1 more source

A Conversational Assistant for Democratization of Data Visualization: A Comparative Study of Two Approaches of Interaction

open access: yesStatistical Analysis and Data Mining: The ASA Data Science Journal, Volume 17, Issue 6, December 2024.
ABSTRACT Data visualization is an important aspect of exploratory data analysis which requires expertise, posing a challenge to many users. In this work, we present a conversational system designed to make data visualization accessible, where users can generate visualizations of data by natural language conversational interaction with the system.
Abari Bhattacharya   +7 more
wiley   +1 more source

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