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Search: "[ keyword: LDA ]" (10)

1. Evaluation of Topic Models with regard to N-gram Changes in Topic Representations: Focusing on Coherence and Diversity

Hyun-Jung Park, Tae-Min Lee, Heui-Seok Lim, Vol. 26, No. 1, pp. 19-33, Feb. 2025
10.7472/jksii.2025.26.1.19
Keywords: Topic Model, Text Mining, Coherence, diversity, 1~N-gram Topic Representation, LDA, BERTopic
2. Analyzing Research Themes and Trends in Living Lab Studies: An Exploratory Approach Using LDA Topic Modeling and Semantic Network Analysis

Ki-youn Kim, Vol. 25, No. 5, pp. 171-182, Oct. 2024
10.7472/jksii.2024.25.5.171
Keywords: Living Lab, Research Trends, LDA Topic Modeling, Semantic Network Analysis, Text Mining, Unstructured Data
3. A Study on Success Strategies for Generative AI Services in Mobile Environments: Analyzing User Experience Using LDA Topic Modeling Approach

Soyon Kim, Ji Yeon Cho, Sang-Yeol Park, Bong Gyou Lee, Vol. 25, No. 4, pp. 109-119, Aug. 2024
10.7472/jksii.2024.25.4.109
Keywords: Generative AI Chatbot Service, On-Device AI, IS success model, User eXperience, LDA Topic Modeling
4. Performance Improvement of Topic Modeling using BART based Document Summarization

Eun Su Kim, Hyun Yoo, Kyungyong Chung, Vol. 25, No. 3, pp. 27-33, Jun. 2024
10.7472/jksii.2024.25.3.27
Keywords: Document Summarization, BART, topic modeling, LDA, Perplexity, ROUGE
5. Civic Participation in Smart City : A Role and Direction

Woo-Min Nam, Keon Chul Park, Vol. 23, No. 6, pp. 79-86, Dec. 2022
10.7472/jksii.2022.23.6.79
Keywords: Smart City, Citizen Participation, Research Trend Analysis, Text Mining, topic modeling, Latent Dirchlet Allocation(LDA)
6. Active Senior Contents Trend Analysis using LDA Topic Modeling

Dongwoo Lee, Yoosin Kim, Eunjung Shin, Vol. 22, No. 5, pp. 35-45, Oct. 2021
10.7472/jksii.2021.22.5.35
Keywords: Active Senior, Big data, Text Mining, LDA Topic Modeling, Trend Analysis
7. A Study on the Research Trends for Smart City using Topic Modeling

Keon Chul Park, Chi Hyung Lee, Vol. 20, No. 3, pp. 119-128, Jun. 2019
10.7472/jksii.2019.20.3.119
Keywords: Smart City, Research Trend Analysis, Text Mining, topic modeling, Latent Dirichlet Allocation(LDA)
8. Automatic Malware Detection Rule Generation and Verification System

Sungho Kim, Suchul Lee, Vol. 20, No. 2, pp. 9-19, Apr. 2019
10.7472/jksii.2019.20.2.9
Keywords: Malware, Detection rule, SNORT, LDA, network threat
9. Extraction of Network Threat Signatures Using Latent Dirichlet Allocation

Sungil Lee, Suchul Lee, Jun-Rak Lee, Heung-youl Youm, Vol. 19, No. 1, pp. 1-10, Feb. 2018
10.7472/jksii.2018.19.1.1
Keywords: LDA, network threat detection, Intrusion Detection System, signature
10. Real-Time Face Recognition Based on Subspace and LVQ Classifier

Oh-Ryun Kwon, Kyong-Pil Min, Jun-Chul Chun, Vol. 8, No. 3, pp. 19-32, Jun. 2007
Keywords: LVQ(Linear Vector Quantization) neural net, Face Recognition, LDA(Linear Discriminant Analysis), PCA(Principal Component Analysis