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2019
2 Citations (Scopus)

A single-step approach to recommendation diversification

Lee, S. C., Park, S., Kim, S. W. & Chae, D. K., 2019 Jan 1, 26th International World Wide Web Conference 2017, WWW 2017 Companion. International World Wide Web Conferences Steering Committee, p. 809-810 2 p. (26th International World Wide Web Conference 2017, WWW 2017 Companion).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A tripartite-graph based recommendation framework for price-comparison services

Lee, S. C., Kim, S. W., Park, S. & Chae, D. K., 2019 Jun, In : Computer Science and Information Systems. 16, 2, p. 333-357 25 p.

Research output: Contribution to journalArticle

Open Access
Recommender systems
Experiments

A unified framework of trust prediction based on message passing

Oh, H. K., Kim, J. W., Kim, S-W. & Lee, K., 2019 Jan 16, In : Cluster Computing. 22, p. 2049-2061 13 p.

Research output: Contribution to journalArticle

Message passing
Recommender systems

Autoencoder-based personalized ranking framework unifying explicit and implicit feedback for accurate top-N recommendation

Chae, D. K., Kim, S-W. & Lee, J. T., 2019 Jul 15, In : Knowledge-Based Systems. 176, p. 110-121 12 p.

Research output: Contribution to journalArticle

Feedback
Ranking
Implicit feedback
3 Citations (Scopus)

Autonomic machine learning platform

Lee, K. M., Yoo, J., Kim, S. W., Lee, J. H. & Hong, J., 2019 Dec, In : International Journal of Information Management. 49, p. 491-501 11 p.

Research output: Contribution to journalArticle

electronic learning
Learning systems
learning
expert
expert knowledge

Clustering-Based Collaborative Filtering Using an Incentivized/Penalized User Model

Tran, C., Kim, J. Y., Shin, W. Y. & Kim, S. W., 2019 Jan 1, In : IEEE Access. 7, p. 62115-62125 11 p., 8704936.

Research output: Contribution to journalArticle

Open Access
Collaborative filtering
Recommender systems
Constrained optimization
1 Citation (Scopus)

Collaborative Adversarial Autoencoders: An Effective Collaborative Filtering Model under the GAN Framework

Chae, D. K., Shin, J. A. & Kim, S-W., 2019 Jan 1, In : IEEE Access. 7, p. 37650-37663 14 p., 8669749.

Research output: Contribution to journalArticle

Collaborative filtering
Factorization
Recommender systems
Computer vision
Learning systems

Community Analysis of a Crisis Response Network

Kim, Y., Kim, J., Oh, S. S., Kim, S. W., Ku, M. & Cha, J., 2019 Jan 1, (Accepted/In press) In : Social Science Computer Review.

Research output: Contribution to journalArticle

community
Korea
jurisdiction
Group

CrowdStart: Warming up cold-start items using crowdsourcing

Hong, D. G., Lee, Y. C., Lee, J. & Kim, S-W., 2019 Dec 30, In : Expert Systems with Applications. 138, 112813.

Research output: Contribution to journalArticle

Recommender systems
Experiments

Incremental C-Rank: An effective and efficient ranking algorithm for dynamic Web environments

Koo, J., Chae, D. K., Kim, D. J. & Kim, S-W., 2019 Jul 15, In : Knowledge-Based Systems. 176, p. 147-158 12 p.

Research output: Contribution to journalArticle

World Wide Web
Websites
Search engines
Ranking
Incremental

Incremental feature selection for efficient classification of dynamic graph bags

Chae, D. K., Kim, B. K., Kim, S. H. & Kim, S. W., 2019 Jan 1, (Accepted/In press) In : Concurrency Computation. e5502.

Research output: Contribution to journalArticle

Dynamic Graphs
Feature Selection
Feature extraction
Graph in graph theory
Streaming

Influence maximization for effective advertisement in social networks: Problem, solution, and evaluation

Hong, S. J., Ko, Y. Y., Joe, M. & Kim, S-W., 2019 Jan 1, Proceedings of the ACM Symposium on Applied Computing. Association for Computing Machinery, p. 1314-1321 8 p. (Proceedings of the ACM Symposium on Applied Computing; vol. Part F147772).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Marketing
Industry
7 Citations (Scopus)

L-Injection: Toward effective collaborative filtering using uninteresting items

Lee, J., Hwang, W. S., Parc, J., Lee, Y., Kim, S. W. & Lee, D., 2019 Jan 1, In : IEEE Transactions on Knowledge and Data Engineering. 31, 1, p. 3-16 14 p., 7913668.

Research output: Contribution to journalArticle

Collaborative filtering
Singular value decomposition
Recommender systems
Experiments

No, that's not my feedback: TV show recommendation using watchable interval

Cho, K. J., Lee, Y. C., Han, K., Choi, J. & Kim, S. W., 2019 Apr, Proceedings - 2019 IEEE 35th International Conference on Data Engineering, ICDE 2019. IEEE Computer Society, p. 316-327 12 p. 8731575. (Proceedings - International Conference on Data Engineering; vol. 2019-April).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collaborative filtering
Feedback
1 Citation (Scopus)

On approximate k-nearest neighbor searches based on the earth mover’s distance for efficient content-based multimedia information retrieval

Jang, M. H., Kim, S-W., Loh, W. K. & Won, J. I., 2019 Jun 1, In : Computer Science and Information Systems. 16, 2, p. 615-638 24 p.

Research output: Contribution to journalArticle

Open Access
Information retrieval
Earth (planet)
Processing
Nearest neighbor search
Experiments

On detecting frauds in comparison-shopping services

Lee, S. C., Chae, D. K., Faloutsos, C. & Kim, S. W., 2019 Jan 1, 26th International World Wide Web Conference 2017, WWW 2017 Companion. International World Wide Web Conferences Steering Committee, p. 811-812 2 p. (26th International World Wide Web Conference 2017, WWW 2017 Companion).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Pairwise normalization in Simrank variants: Problem, solution, and evaluation

Hamedani, R. & Kim, S-W., 2019 Jan 1, Proceedings of the ACM Symposium on Applied Computing. Association for Computing Machinery, p. 534-541 8 p. (Proceedings of the ACM Symposium on Applied Computing; vol. Part F147772).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tuning
Experiments

Rating augmentation with generative adversarial networks towards accurate collaborative filtering

Chae, D. K., Kim, S-W., Kang, J. S. & Choi, J., 2019 May 13, The Web Conference 2019 - Proceedings of the World Wide Web Conference, WWW 2019. Association for Computing Machinery, Inc, p. 2616-2622 7 p. (The Web Conference 2019 - Proceedings of the World Wide Web Conference, WWW 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collaborative filtering
Experiments

RealGraph: A graph engine leveraging the power-law distribution of real-world graphs

Jo, Y. Y., Kim, S. W., Jang, M. H. & Park, S. J., 2019 May 13, The Web Conference 2019 - Proceedings of the World Wide Web Conference, WWW 2019. Association for Computing Machinery, Inc, p. 807-817 11 p. (The Web Conference 2019 - Proceedings of the World Wide Web Conference, WWW 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engines
Scalability
Scanning

Special track on social network and media analysis (SONAMA)

Kim, S. W., 2019 Jan 1, In : Proceedings of the ACM Symposium on Applied Computing. Part F147772, p. 2048-2049 2 p.

Research output: Contribution to journalEditorial

1 Citation (Scopus)

Subgroup analysis of an epidemic response network of organizations: 2015 MERS outbreak in Korea

Kim, Y., Kim, J., Oh, S. S., Kim, S-W. & Ku, M., 2019 Jun 18, Proceedings of the 20th Annual International Conference on Digital Government Research: Governance in the Age of Artificial Intelligence, dg.o 2019. Chen, Y-C., Salem, F. & Zuiderwijk, A. (eds.). Association for Computing Machinery, p. 177-185 9 p. (ACM International Conference Proceeding Series).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Decision making
2018

Adversarial Training of Deep Autoencoders Towards Recommendation Tasks

Chae, D. K. & Kim, S. W., 2018 Nov 6, Proceedings of 2018 6th IEEE International Conference on Network Infrastructure and Digital Content, IC-NIDC 2018. Institute of Electrical and Electronics Engineers Inc., p. 91-95 5 p. 8525831. (Proceedings of 2018 6th IEEE International Conference on Network Infrastructure and Digital Content, IC-NIDC 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collaborative filtering
Discriminators
Factorization
Deep neural networks
1 Citation (Scopus)

An approach to effective recommendation considering user preference and diversity simultaneously

Lee, S. C., Kim, S. W., Park, S. & Chae, D. K., 2018 Jan, In : IEICE Transactions on Information and Systems. E101D, 1, p. 244-248 5 p.

Research output: Contribution to journalArticle

A novel join technique for similar-trend searches supporting normalization on time-series databases

Song, J., Lim, S. & Kim, S-W., 2018 Apr 9, Proceedings of the 33rd Annual ACM Symposium on Applied Computing, SAC 2018. Association for Computing Machinery, p. 481-486 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Time series
Discrete Fourier transforms
Query processing
Cost functions
Processing

Approximate k-nearest neighbor search based on the earth mover⇔s distance for efficient content-based information retrieval

Jang, M. H., Loh, W. K., Kim, S-W. & Won, J. I., 2018 Jun 25, WIMS 2018 - 8th International Conference on Web Intelligence, Mining and Semantics. Badica, C., Akerkar, R., Ivanovic, M., Savic, M., Radovanovic, M., Kim, S-W., Rosati, R. & Manolopoulos, Y. (eds.). Association for Computing Machinery, (ACM International Conference Proceeding Series).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Information retrieval
Earth (planet)
Processing
Nearest neighbor search
Experiments
11 Citations (Scopus)

CFGAN: A generic collaborative filtering framework based on generative adversarial networks

Chae, D. K., Kim, S. W., Kang, J. S. & Lee, J. T., 2018 Oct 17, CIKM 2018 - Proceedings of the 27th ACM International Conference on Information and Knowledge Management. Paton, N., Candan, S., Wang, H., Allan, J., Agrawal, R., Labrinidis, A., Cuzzocrea, A., Zaki, M., Srivastava, D., Broder, A. & Schuster, A. (eds.). Association for Computing Machinery, p. 137-146 10 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collaborative filtering
Experiment
Music
Language
2 Citations (Scopus)

Classifying malwares for identification of author groups

Hong, J., Park, S., Kim, S. W., Kim, D. & Kim, W., 2018 Feb 10, In : Concurrency Computation. 30, 3, e4197.

Research output: Contribution to journalArticle

Malware
Likely
Digital Forensics
Law Enforcement
Law enforcement
2 Citations (Scopus)

Crowdsourced promotions in doubt: Analyzing effective crowdsourced promotions

Kim, H. J., Lee, J., Chae, D. K. & Kim, S-W., 2018 Mar 1, In : Information Sciences. 432, p. 185-198 14 p.

Research output: Contribution to journalArticle

Classifiers
Social Networks
Attribute
Empirical Study
Promotion

Data imputation using a trust network for recommendation via matrix factorization

Hwang, W. S., Li, S., Kim, S. W. & Lee, K., 2018 Jan 1, In : Computer Science and Information Systems. 15, 2, p. 347-368 22 p.

Research output: Contribution to journalArticle

Factorization
Experiments
13 Citations (Scopus)

Efficient and effective influence maximization in social networks: A hybrid-approach

Ko, Y. Y., Cho, K. J. & Kim, S. W., 2018 Oct, In : Information Sciences. 465, p. 144-161 18 p.

Research output: Contribution to journalArticle

Hybrid Approach
Social Networks
Seed
Macros
Influence

Efficient Processing of Alternating Least Squares on a Single Machine

Jo, Y. Y., Jang, M. H. & Kim, S. W., 2018 Jan 1, Proceedings of the 7th International Conference on Emerging Databases - Technologies, Applications, and Theory. Choi, W., Lee, W., Song, M. & Jung, S. (eds.). Springer Verlag, p. 58-67 10 p. (Lecture Notes in Electrical Engineering; vol. 461).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engines
Processing
Recommender systems

Efficient processing of recommendation algorithms on a single-machine-based graph engine

Jo, Y. Y., Jang, M. H., Kim, S-W. & Han, K., 2018 Jul 10, (Accepted/In press) In : Journal of Supercomputing. p. 1-18 18 p.

Research output: Contribution to journalArticle

Single Machine
Recommendations
Engine
Engines
Graph in graph theory
2 Citations (Scopus)

Geo-cascading and community-cascading in social networks: Comparative analysis and its implications to edge caching

Zhu, K., Chen, Z., Zhang, L., Zhang, Y. & Kim, S. W., 2018 Apr, In : Information Sciences. 436-437, p. 1-12 12 p.

Research output: Contribution to journalArticle

Caching
Network Analysis
Electric network analysis
Comparative Analysis
Social Networks
7 Citations (Scopus)

GOCCF: Graph-theoretic one-class collaborative filtering based on uninteresting items

Lee, Y. C., Kim, S. W. & Lee, D., 2018 Jan 1, 32nd AAAI Conference on Artificial Intelligence, AAAI 2018. AAAI press, p. 3448-3456 9 p. (32nd AAAI Conference on Artificial Intelligence, AAAI 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collaborative filtering
Graph theory
Experiments

I Like Your Tagged Photos, but Do We Know Each Other? Analyzing the Role of Tags in Like Networks

Park, H., Song, J., Han, K. & Kim, S-W., 2018 Sep 5, Proceedings - 2018 IEEE International Conference on Web Services, ICWS 2018 - Part of the 2018 IEEE World Congress on Services. Institute of Electrical and Electronics Engineers Inc., p. 335-338 4 p. 8456372. (Proceedings - 2018 IEEE International Conference on Web Services, ICWS 2018 - Part of the 2018 IEEE World Congress on Services).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Web services
Marketing
Communication
Industry
Tag
2 Citations (Scopus)

Influence maximisation in social networks: A target-oriented estimation

Ko, Y. Y., Chae, D. K. & Kim, S-W., 2018 Oct 1, In : Journal of Information Science. 44, 5, p. 671-682 12 p.

Research output: Contribution to journalArticle

Seed
social network
remedies
Experiments
experiment
1 Citation (Scopus)

"is a picture really worth a thousand words?": A case study on classifying user attributes on Instagram

Song, J., Han, K., Lee, D. & Kim, S. W., 2018 Oct, In : PLoS ONE. 13, 10, e0204938.

Research output: Contribution to journalArticle

Social Media
case studies
gender
social networks
complement
8 Citations (Scopus)

On identifying k-nearest neighbors in neighborhood models for efficient and effective collaborative filtering

Chae, D. K., Lee, S. C., Lee, S. Y. & Kim, S-W., 2018 Feb 22, In : Neurocomputing. 278, p. 134-143 10 p.

Research output: Contribution to journalArticle

Collaborative filtering
Recommender systems
Experiments
4 Citations (Scopus)

Photos don't have me, but how do you know me? Analyzing and predicting users on instagram

Han, K., Jo, Y., Jeon, Y., Kim, B., Song, J. & Kim, S-W., 2018 Jul 2, UMAP 2018 - Adjunct Publication of the 26th Conference on User Modeling, Adaptation and Personalization. Association for Computing Machinery, Inc, p. 251-256 6 p. (UMAP 2018 - Adjunct Publication of the 26th Conference on User Modeling, Adaptation and Personalization).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Preface

Akerkar, R., Ivanović, M., Kim, S-W., Manolopoulos, Y., Rosati, R., Savić, M., Bădică, C. & Radovanović, M., 2018 Jun 25, In : ACM International Conference Proceeding Series. Part F137915, p. iv-v

Research output: Contribution to journalEditorial

Special Track on Social Network and Media Analysis (SONAMA)

Kim, S. W., 2018 Apr 9, In : Proceedings of the ACM Symposium on Applied Computing. Part F137816

Research output: Contribution to journalEditorial

2017

A flash-aware buffering scheme with the on-the-fly redo for efficient data management in flash storage

Jeong, K., Lim, S., Lee, K. & Kim, S. W., 2017 Jun, In : Computer Science and Information Systems. 14, 2, p. 369-392 24 p.

Research output: Contribution to journalArticle

Physical addresses
Hard disk storage
Reclamation
Information management
Hardware

A framework for estimating execution times of IO traces on SSDs

Kang, Y., Jo, Y. Y., Cha, J., Bae, W. D. & Kim, S. W., 2017 Nov 6, CIKM 2017 - Proceedings of the 2017 ACM Conference on Information and Knowledge Management. Association for Computing Machinery, p. 2123-2126 4 p. (International Conference on Information and Knowledge Management, Proceedings; vol. Part F131841).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Costs
Experiment
Query

An accurate, efficient, and scalable approach to channel matching in smart tvs

Hong, J., Kim, S-W., Rho, M., Choi, Y. & Tak, Y., 2017 Aug 7, SIGIR 2017 - Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery, Inc, p. 1025-1028 4 p. (SIGIR 2017 - Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Set-top boxes

An effective feature selection method using Monte Carlo Search

Chaudhry, M. U., Kim, S. W. & Lee, J. H., 2017 Sep 20, Proceedings of the 2017 Research in Adaptive and Convergent Systems, RACS 2017. Association for Computing Machinery, Inc, p. 44-45 2 p. (Proceedings of the 2017 Research in Adaptive and Convergent Systems, RACS 2017; vol. 2017-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Learning systems
Feature extraction
Monte Carlo methods
1 Citation (Scopus)

An efficient and effective method to find uninteresting items for accurate collaborative filtering

Kim, H. O., Ha, J. & Kim, S-W., 2017 Feb 6, 2016 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2016 - Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 3725-3730 6 p. 7844813. (2016 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2016 - Conference Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collaborative filtering
Collaborative Filtering
Recommendations
Injection
Zero

Efficient processing of large-scale sparse matrix-matrix multiplications on a single machine

Jo, Y. Y., Lee, K., Jang, M. H., Kim, S. W. & Songz, E., 2017 Nov 27, 2017 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2017. Institute of Electrical and Electronics Engineers Inc., p. 1908-1913 6 p. (2017 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2017; vol. 2017-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Matrix multiplication
Single Machine
Sparse matrix
Matrix Product
Graph in graph theory

Exploiting implicit and explicit signed trust relationships for effective recommendations

Ali, I., Hong, J. & Kim, S. W., 2017 Apr 3, 32nd Annual ACM Symposium on Applied Computing, SAC 2017. Association for Computing Machinery, p. 804-810 7 p. (Proceedings of the ACM Symposium on Applied Computing; vol. Part F128005).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collaborative filtering
Factorization
Experiments

Exploiting job transition patterns for effective job recommendation

Lee, Y., Lee, Y. C., Hong, J. & Kim, S. W., 2017 Nov 27, 2017 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2017. Institute of Electrical and Electronics Engineers Inc., p. 2414-2419 6 p. (2017 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2017; vol. 2017-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data structures
Recommendations
Data Modeling
Modeling Method
Pairing
3 Citations (Scopus)

Fraud detection in comparison-shopping services: Patterns and anomalies in user click behaviors

Lee, S. C., Faloutsos, C., Chae, D. K. & Kim, S. W., 2017 Oct, In : IEICE Transactions on Information and Systems. E100D, 10, p. 2659-2663 5 p.

Research output: Contribution to journalArticle