Sentence examples for detected topic from inspiring English sources
The static, dynamic and incremental methods required an average of 7.7, 7.1 and 6.9 days, respectively, to detect and were able to precisely characterize the outbreak based on the detected topic (e.g., top keywords for ICD-9 code 569.3 were 'rectal'bleed'ed', and 'bleeding'bleeding
We validate our method based on labelled gene sets from the KEGG metabolic pathway collection and the genetic association database (GAD) and show that the approach is able to detect topics consistent with the labelled annotation.
The algorithm also detected the topics discussed in a book by mining the text for groups of words frequently connected with each other.
We propose a model based on the Structural Topic Model (STM) which simultaneously detects both topic and sentiment of text data.
Detecting conversation topic: e.g. Adams and Martell [40].
The program detects the topic of a text and on that basis applies particular metrics to determine, say, if numbers are more important than descriptive words, and extracts critical sentences accordingly.
Since the terms are the basic elements of topics, the first step to detect hot topics is to extract key terms.
To combat this challenge, their approach focuses on detecting hidden topics for the tweets and then suggests the use of those general topics as hashtags using a latent dirichlet allocation (LDA) model to facilitate better search.
Its intuitive application is the word frequency which is intensively used to detect hot topics and trends in the society.
We use a foundational machine learning method known as non-negative matrix factorization (NMF) to detect crime topics, statistical collections of words reflecting latent structural relationships among crime events.
Section 2 discusses the related work; Section 3 presents the approach to detect hot topics; Section 4 introduces the details of two case studies; Section 5 discusses the findings and implications for supporting informal learning; and section 6 concludes this paper.
