Results 21 to 30 of about 6,811,694 (242)

Using Stream Features for Instant Document Filtering [PDF]

open access: yes, 2012
In this paper, we discuss how event processing technologies can be employed for real-time text stream processing and information filtering in the context of the TREC 2012 microblog task.
Wolff, Christian, Bauer, Andreas
core   +2 more sources

Automatic Annotation of Images in Persian Scientific Documents Based on Text Analysis Methods

open access: yesIranian Journal of Information Processing & Management, 2022
In this paper a new method for annotating images in Persian scientific documents is suggested. Images in scientific documents contain valuable information.
Azadeh fakhrzadeh   +2 more
doaj  

Term Weighting Schemes for Slovak Text Document Clustering [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2013
Text representation is the task of transforming the textual data into a multidimensional space with corresponding weights for every word. Wehave tested several widely used term weighting methods on manually created database from Slovak Wikipedia articles.
ZLACKÝ Daniel   +3 more
doaj  

Clinical language search algorithm from free-text: facilitating appropriate imaging

open access: yesBMC Medical Imaging, 2022
Background The comprehensiveness and maintenance of the American College of Radiology (ACR) Appropriateness Criteria (AC) makes it a unique resource for evidence-based clinical imaging decision support, but it is underutilized by clinicians.
Gunvant R. Chaudhari   +7 more
doaj   +1 more source

Text Classification Using Document-Relational Graph Convolutional Networks

open access: yesIEEE Access, 2022
Graph Convolutional Networks (GCNs) have received considerable attention in the field of artificial machine intelligence (AMI) and natural language processing research because they can build more sophisticated accompanying graph structures than ...
Chongyi Liu, Xiangyu Wang, Honglei Xu
doaj   +1 more source

A New Term Frequency with Gaussian Technique for Text Classification and Sentiment Analysis

open access: yesJournal of ICT Research and Applications, 2021
This paper proposes a new term frequency with a Gaussian technique (TF-G) to classify the risk of suicide from Thai clinical notes and to perform sentiment analysis based on Thai customer reviews and English tweets of travelers that use US airline ...
Vuttichai Vichianchai   +1 more
doaj   +1 more source

Deterministic-Statistical Approach for an Inverse Acoustic Source Problem using Multiple Frequency Limited Aperture Data [PDF]

open access: yes, 2022
We propose a deterministic-statistical method for an inverse source problem using multiple frequency limited aperture far field data. The direct sampling method is used to obtain a disc such that it contains the compact support of the source.
Yanfang Liu   +11 more
core   +1 more source

An inverse problem of reconstructing the electrical and geometrical parameters characterising airframe structures and connector interfaces [PDF]

open access: yes, 2007
This article is concerned with the detection of environmental ageing in adhesively bonded structures used in the aircraft industry. Using a transmission line approach a forward model for the reflection coefficients is constructed and is shown to have an ...
Mackay, C.   +4 more
core   +4 more sources

Document classification using term frequency-inverse document frequency and K-means clustering [PDF]

open access: yes, 2022
Increased advancement in a variety of study subjects and information technologies, has increased the number of published research articles. However, researchers are facing difficulties and devote a significant time amount in locating scientific research ...
Hala A. Hashim   +8 more
core   +1 more source

Study of Statistical Text Representation Methods for Performance Improvement of a Hierarchical Attention Network

open access: yesApplied Sciences, 2021
To effectively process textual data, many approaches have been proposed to create text representations. The transformation of a text into a form of numbers that can be computed using computers is crucial for further applications in downstream tasks such ...
Adam Wawrzyński, Julian Szymański
doaj   +1 more source

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