Publications

Int'l Journals   Int'l Conf. Proc.   Domestic Journals   Domestic Conf. Proc.   Int'l Patents   Domestic Patents

International Journals   Goto Top

1. Jae-Seung Kim, Sang-Ho Kim, and Ki-Hoon Lee, “Diversified Adaptive Stock Selection Using Continual Graph Learning and Ensemble Approach”, IEEE Access, Vol. 12, pp. 1039 - 1050, Dec. 2023. (ISSN: 2169-3536)

2. Jae-Seung Kim, Sang-Ho Kim, and Ki-Hoon Lee, “Portfolio Management Framework for Autonomous Stock Selection and Allocation,” IEEE Access, Vol. 10, pp. 133815 - 133827, Dec. 2022. (ISSN: 2169-3536)

3. Sang-Ho Kim, Deog-Yeong Park, and Ki-Hoon Lee, "Hybrid Deep Reinforcement Learning for Pairs Trading," Applied Sciences, Vol. 12, No. 3, 994, Jan. 2022. (ISSN: 2076-3417)

4. Deog-Yeong Park and Ki-Hoon Lee, “Practical Algorithmic Trading Using State Representation Learning and Imitative Reinforcement Learning,” IEEE Access, Vol. 9, pp. 152310-152321, Nov. 2021. (ISSN: 2169-3536)

5. Hong-Ji Kim and Ki-Hoon Lee, “Semi-Stream Similarity Join Processing in a Distributed Environment,” IEEE Access, Vol. 8, pp. 130194-130204 , July 2020. (ISSN: 2169-3536)

6. Young-Ho Jeon, Ki-Hoon Lee, and Ho-Jun Kim, “Distributed Join Processing between Streaming and Stored Big Data under the Micro-Batch Model,” IEEE Access, Vol. 7, pp. 34583-34598, Mar. 2019. (ISSN: 2169-3536)

7. Ho-Jun Kim, Eun-Jeong Ko, Young-Ho Jeon, and Ki-Hoon Lee, “Techniques and Guidelines for Effective Migration from RDBMS to NoSQL,” The Journal of Supercomputing, Vol. 76, No. 10,  Oct. 2020. (ISSN: 0920-8542) (Published: Apr. 2018)

8. JaeJun Yoo, Ki-Hoon Lee, and Young-Ho Jeon, “Migration from RDBMS to NoSQL Using Column-level Denormalization and Atomic Aggregates,” Journal of Information Science and Engineering, Vol. 34, No. 1, pp. 243-259, Jan. 2018. (ISSN: 1016-2364)

9. Ho-Jun Kim, Eun-Jeong Ko, Young-Ho Jeon, and Ki-Hoon Lee, "Migration from RDBMS to Column-Oriented NoSQL: Lessons Learned and Open Problems," Lecture Notes in Electrical Engineering (LNEE), Vol. 461, pp. 25-33, Oct. 2017. (ISSN: 1876-1100)

10. Yun-Gu Lee and Ki-Hoon Lee, "Channel-adaptive Image Compression for Wireless Transmission," IEIE Transactions on Smart Processing & Computing, Vol. 6, No. 4, pp. 276-280, Aug. 2017. (ISSN: 2287-5255)

11. Ki-Hoon Lee, Yun-Gu Lee, and Jangyoung Kim, “A Self-Tuning Buffer-Flushing Algorithm for OLTP Workloads,” Journal of Information Science and Engineering, Vol. 32, No. 3, pp. 541-557, May 2016. (ISSN: 1016-2364)

12. Yun-Gu Lee and Ki-Hoon Lee, “Improved Reference Frame by Adopting a Video Stabilization Technique," IEICE Trans. on Information and Systems, Vol. E97-D, No. 9, pp. 2545-2548, Sept. 2014. (ISSN: 0916-8532) 

13. Yun Gu Lee, Ki-Hoon Lee, Woosaeng Kim, “Memory Bandwidth Reduction Using Frame Pipeline in Video Codec Chips," IEICE Electronics Express, Vol. 11, No. 15, Aug. 2014. (ISSN: 1349-2543)

14. Ki-Hoon Lee, “Performance Improvement of Database Compression for OLTP Workloads,” IEICE Trans. on Information and Systems, Vol. E97-D, No. 4, pp. 976-980, Apr. 2014. (ISSN: 0916-8532)

15. Ki-Hoon Lee, “How XPath Query Minimization Impacts Query Processing Performance,” IEICE Trans. on Information and Systems, Vol. E95-D, No. 9, pp. 2258-2264, Sept. 2012. (ISSN: 0916-8532)

16. Ki-Hoon Lee and Young-Ho Park, "Revisiting Source-Level XQuery Normalization," IEICE Trans. on Information and Systems, Vol. E94-D, No. 3, pp. 622-631, Mar. 2011. (ISSN: 0916-8532)

17. Kyu-Young Whang, Jae-Gil Lee, Min-Soo Kim, Min-Jae Lee, Ki-Hoon Lee, Wook-Shin Han, and Jun-Sung Kim, "Tightly-Coupled Spatial Database Features in the Odysseus/OpenGIS DBMS for High-Performance," GeoInformatica, Vol. 14, No. 4, pp. 425-446, Oct. 2010.

18. Ki-Hoon Lee, Kyu-Young Whang, and Wook-Shin Han, "XMin: Minimizing Tree Pattern Queries with Minimality Guarantee," World Wide Web: Internet and Web Information Systems (WWW), Vol. 13, No. 3, pp. 343-371, Sept. 2010.

19. Ki-Hoon Lee, Kyu-Young Whang, Wook-Shin Han, and Min-Soo Kim, "Structural Consistency: Enabling XML Keyword Search to Eliminate Spurious Results Consistently," The VLDB Journal, Vol. 19, No. 4, pp. 503-529, Aug. 2010.

20. Kyu-Young Whang, Il-Yeol Song, Taek-Yoon Kim, and Ki-Hoon Lee, “The Ubiquitous DBMS,” ACM SIGMOD Record, Vol. 38, No. 4, pp. 14-22, Dec. 2009. (ISSN: 0163-5808)

21. Ki-Hoon Lee, Seo-Young Kim, Euijong Whang, and Jae-Gil Lee, “A Practitioner's Approach to Normalizing XQuery Expressions,” In Proc. 11th Int’l Conf. on Database Systems for Advanced Applications (DASFAA), Lecture Notes in Computer Science, Vol. 3882, pp. 437-453, Singapore, Apr. 12-15, 2006. (acceptance rate: 25%)

22. Wook-Shin Han, Ki-Hoon Lee, and Byung-Suk Lee, "An XML Storage System for Object-Oriented/Object-Relational DBMSs," Journal of Object Technology, Vol. 2, No. 3, pp. 113-126, May 2003. (SCOPUS)

Domestic Journals   Goto Top

1. Jong-Hark Lee, Sang-Ho Kim, and Ki-Hoon Lee, "Concept Drift Adaptation for Click-Through Rate Prediction in a Distributed Environment," Database Research, Vol. 39, No. 2, pp. 17-30, Aug. 2023. (ISSN: 1598-9798, in Korean)

2. Heemin Shin, Sang-Ho Kim, and Ki-Hoon Lee, "Startup Future Value Prediction Using Ensemble Classification Model," Database Research, Vol. 38, No. 2, pp. 42-54, Aug. 2022. (ISSN: 1598-9798, in Korean)

3. Sang-Ho Kim, Deog-Yeong Park, and Ki-Hoon Lee, "A Practical Pairs-Trading Method Using Deep Reinforcement Learning," Database Research, Vol. 37, No. 2, pp. 65-80, Aug. 2021. (ISSN: 1598-9798, in Korean)

4. Jong-Hark Lee,  Hong-Ji Kim, and Ki-Hoon Lee,  "Online Machine Learning Using Semi-Stream Subsequence Matching," Database Research, Vol. 36, No. 2, pp. 17-27, Aug. 2020. (ISSN: 1598-9798, in Korean)

5. Deog-Yeong Park and Ki-Hoon Lee,  "Price Fluctuation Prediction for Theme Stocks Using Online News and Technical Indicators," Database Research, Vol. 35, No. 3, pp. 66-76, Dec. 2019. (ISSN: 1598-9798, in Korean)

6. Man-Jae Cho, Nam-Hun Oh, and Ki-Hoon Lee,  "An Empirical Comparison Study of Non-Task-Oriented Chatbot Models," Database Research, Vol. 35, No. 2, pp. 3-15, Aug. 2019. (ISSN: 1598-9798, in Korean)

7. Hong-Ji Kim, Ji-Hyun Jung, Eun-Na-Rae Ko, Man-Jae Cho, and Ki-Hoon Lee,  "Stock Price Prediction Using Deep Learning Ensemble," Database Research, Vol. 34, No. 2, pp. 111-120, Aug. 2018. (ISSN: 1598-9798, in Korean)

8. Hyo-Ju Park, Eun-Jeong Ko, and Ki-Hoon Lee,  "Recommendation of NoSQL Systems Based on RDB Workload Analysis," Database Research, Vol. 33, No. 3, pp. 61-71, Dec. 2017. (ISSN: 1598-9798, in Korean) 

9. Eun-Jeong Ko, Ho-Jun Kim, Hyo-Ju Park, Young-Ho Jeon, Ki-Hoon Lee, and Saim Shin, "Design and Implementation of a System for Recommending Related Content Using NoSQL," Journal of Korea Multimedia Society, Vol.20, No. 9, pp. 1541-1550, Sept. 2017. (ISSN: 1229-7771, in Korean)

10. Noh-Eul Kang, Yun-Yeong Yang, Ga-Yeong Jeong, Eun-Jeong Ko, and Ki-Hoon Lee, "Design and Implementation of an Aiding System Based on XML and Web for English Writing," Database Research, Vol. 32, No. 3, pp. 50-60, Dec. 2016. (ISSN: 1598-9798, in Korean)

11. Ki-Hoon Lee, "A Selective Compression Strategy for Performance Improvement of Database Compression," KIPS Transactions on Software and Data Engineering, Vol. 4, No. 9, pp. 371-376, Sept. 2015. (in Korean)

12. Ki-Hoon Lee, "A Recommender System for Selecting SVM Kernels," Database Research, Vol. 30, No. 3, pp. 25-34, Dec. 2014. (in Korean) 

13. Eun-Bi Go, Yu-Jin Ha, Soo-Ryum Choi, Ki-Hoon Lee, and Young-Ho Park, "An Implementation of an Android Mobile System for Extracting and Retrieving Texts from Images," Journal of Digital Contents Society, Vol. 12, No. 1, pp. 55-65, Mar. 2011. (in Korean) 

14. Eun-Young Park, Ki-Hoon Lee, and Young-Ho Park, "A Query Processing Method for Retrieving Harmonious Binary Colors," Journal of KIISE: Databases, Vol. 37, No. 5, pp. 267-274, Oct. 2010. (in Korean) 

15. Jae-Jun Yoo, Kyu-Young Whang, Jae-Gil Lee, Hyuk-Yoon Kwon, Yi-Reun Kim, Jun-Seok Heo and Ki-Hoon Lee, "Odysseus/Parallel-OOSQL: A Parallel Search Engine using the Odysseus DBMS Tightly-Coupled with IR Capability," Journal of KIISE: Computing Practices and Letters, Vol. 14, No. 4, pp. 412-429, June 2008. (in Korean) 

16. Seo-Young Kim, Ki-Hoon Lee, and Kyu-Young Whang, "Normalization of XQuery Queries for Efficient XML Query Processing," Journal of KIISE: Computing Practices and Letters, Vol. 10, No. 5, pp. 419-433, Oct. 2004. (in Korean) 

17. Ki-Hoon Lee, Wook-Shin Han, Min-Soo Kim, Jong-Hak Lee, and Kyu-Young Whang, "ODYSSEUS/XMLStore: An XML Storage System for the ODYSSEUS Object-Relational DBMS," Journal of KIISE: Computing Practices and Letters, Vol. 9, No. 2, pp. 109-122, Apr. 2003. (in Korean) 

International Conference Proceedings   Goto Top

1. Minyoung Jung, Yeongbeom Lim, San Kim, Jin Yea Jang, Saim Shin, and Ki-Hoon Lee, "An Emotion-based Korean Multimodal Empathetic Dialogue System," In Proc. 2nd Workshop on When Creative AI Meets Conversational AI (CAI+CAI), pp. 16-22, Gyeongju, Korea, Oct. 16, 2022.

2. Ki-Hoon Lee, Dong-Hoon Kim, and Gyu-Tae Baek, “Web Application Virtualization for IPTV,” In Proc. 14th Asia-Pacific Network Operations and Management Symposium (APNOMS), pp. 1-4, Seoul, Korea, Sept. 26, 2012. 

3. Gye-Jeong Kim, Kyu-Young Whang, Min-Soo Kim, Byung Suk Lee, Hyo-Sang Lim, and Ki-Hoon Lee, "An Incremental Clustering Crawler for Community-Limited Search," In Proc. 2nd IEEE Int’l Conf. on the Applications of Digital Information and Web Technologies (ICADIWT), pp. 438-445, London, UK, Aug. 5, 2009. 

4. Kyu-Young Whang, Jae-Gil Lee, Min-Soo Kim, Min-Jae Lee, and Ki-Hoon Lee, "Odysseus: a High-Performance ORDBMS Tightly-Coupled with Spatial Database Features," In Proc. 23rd IEEE Int'l Conf. on Data Engineering (ICDE), pp. 1493-1494, Istanbul, Turkey, Apr. 16-20, 2007. 

5. Wook-Shin Han, Ki-Hoon Lee, Byung Suk Lee, and Won-Sik Kim, “An XML Storage System Using Object-Relational DBMSs: Syntax, Semantics, and Implementation,” In Proc. 2004 Int’l Conf. on Information and Knowledge Engineering (IKE), pp. 358-361, Las Vegas, Nevada, USA, June 21-24, 2004. 

Domestic Conference Proceedings   Goto Top

1. Jong-Hark Lee and Ki-Hoon Lee, "Performance Comparison of AutoML Platforms on Object Detection" In Proc. of the 2020 Korean DataBase Conference (KDBC), pp. 117-120, 24 Sept. 2020. (in Korean)

2. Yeong-Beom Lim and Ki-Hoon Lee, "Comparison of Hyperparameter Optimization Methods in Kubeflow" In Proc. of the 2019 Korean DataBase Conference (KDBC), pp. 103-106, 11 Oct. 2019. (in Korean)

3. Hongji Kim, Ho-Jun Kim, and Ki-Hoon Lee, "Accelerating Multi-Document Summarization," In Proc. of KIIT Conference, pp. 139-140, 30 Nov. 2018. (in Korean)

4. Donghyun Kim, Hongji Kim, Heemin Shin, Manjae Cho, and Ki-Hoon Lee, "Stock Portfolio Recommendation Using Deep Learning and Network Analysis," In Proc. of the 2018 Korean DataBase Conference (KDBC), pp. 77-80, 19 Oct. 2018. (in Korean)

5. Do-Yeon Lee, Young-Jae Kim, Seung-Hoon Kim, Eun-Jeong Ko, and Ki-Hoon Lee, "Design and Implementation of an Automatic Grading System Using Dynamic Testing," In Proc. of the 2017 Autumn Conference of Korea Multimedia Society, Vol. 20, No. 2, pp. 546-549, 24 Nov. 2017. (in Korean)

6. Soo-Young Eo, Hyun-Woo Jang, Jun-Rae Cho, Young-Ho Jeon, and Ki-Hoon Lee, "Summarizing News Articles Using Natural Language Processing," In Proc. of the 2016 Autumn Conference of Korea Multimedia Society, Vol. 19, No. 2, pp. 696-699, 21 Oct. 2016. (in Korean)

7. Eun-Jeong Ko, Young-Ho Jeon, Hyo-Ju Park, and Ki-Hoon Lee, "Using Wordnet and Homograph Disambiguation to Improve Named Entity Recognition," In Proc. of the 2016 Spring Conference of Korea Multimedia Society, Vol. 19, No. 1, pp. 432-435, 27 May 2016. (in Korean)

8. Young-Ho Jeon, Hyo-Ju Park, Eun-Jeong Ko, and Ki-Hoon Lee, "A Real-Time Analysis System for Smart Factory," In Proc. of the 2016 Spring Conference of the KIPS, Vol. 23, No. 1, pp. 402-404, 29 Apr. 2016. (in Korean)

9. Young-Ho Jeon, Eun-Jeong Ko, Hyo-Ju Park, and Ki-Hoon Lee, "A Named Entity Management System Using Cloud Computing and User Feedback," In Proc. of the KIISE 2015 Winter Conference, pp. 214-216, 17 Dec. 2015. (in Korean)

10. Ah-Young Shin, Ji-Yeon Lee, Min-Gyung Cho, Hyo-Jin Shin, Young-Ho Jeon, and Ki-Hoon Lee, "Named Entity Recognition and Application Based on Big Data," In Proc. of the 2015 Autumn Conference of Korea Multimedia Society, Vol. 18, No. 2, pp. 362-365, 6 Nov. 2015. (in Korean)

11. Young-Ho Jeon, Eun-Sang Kim, Hyo-Ju Park, and Ki-Hoon Lee, "A Trend Analysis Service Using a Hadoop Cluster of Mini PCs," In Proc. of the 2015 Spring Conference of the KIPS, Vol. 22, No. 1, pp. 710-711, 25 Apr. 2015. (in Korean)

12. Eun-Sang Kim, Young-Ho Jeon, Hyo-Ju Park, and Ki-Hoon Lee, "Predicting User Interests Based on SNS Posting Analysis," In Proc. of the 2015 Spring Conference of the KIPS, Vol. 22, No. 1, pp. 700-701, 25 Apr. 2015. (in Korean)

13. Sun-Pyo Kim, Eun-Sang Kim, Young-Ho Jeon, and Ki-Hoon Lee, "A Personalized Learning System Using Social Data and Text Classification Techniques," In Proc. of the 2014 Fall Conference of the KIPS, Vol. 21, No. 2, pp. 718-720, 7 Nov. 2014. (in Korean)

14. Joon-Ho Yeom, Kyu-Tae Choi, and Ki-Hoon Lee, "Advanced Search System Using Nested Sets and Containment Queries," In Proc. of the 2014 Fall Conference of the KIPS, Vol. 21, No. 2, pp. 741-744, Nov. 2014. (in Korean) 

15. Yeon-Mi Yeo, Hyuk-Yoon Kwon, Ki-Hoon Lee, and Kyu-Young Whang, "Techniques for Processing SQL-Data Change Statements for the ODYSSEUS/Parallel-OOSQL Parallel DBMS/Search Engine," In Proc. of the KIISE Korea Computer Congress 2009, Vol. 36, No. 1(C), pp. 11-16, July 2009. (in Korean) 

16. Hyuk-Yoon Kwon, Ki-Hoon Lee, and Kyu-Young Whang, "Normalization of SQL3 Queries for Efficient Query Processing," In Proc. of the KIISE Korea Computer Congress 2007, Vol. 34, No. 1(C), pp. 29-32, June 2007. (in Korean) 

17. In-Joong Kim, Ki-Hoon Lee, and Kyu-Young Whang, "Design and Implementation of Outer Join for the ODYSSEUS Object-Relational DBMS," In Proc. of the 33rd KISS Fall Conference, Vol. 33, No. 2(C), pp. 149-153, Oct. 2006. 

18. Seo-Young Kim, Ki-Hoon Lee, and Kyu-Young Whang, "Normalization of XQuery Queries for Efficient XML Query Processing," In Proc. of the 31st KISS Spring Conference, Vol. 31, No. 1(B), pp. 136-138, Apr. 2004. (in Korean) 

19. Ki-Hoon Lee, Wook-Shin Han, Min-Soo Kim, Jong-Hak Lee, and Kyu-Young Whang, "ODYSSEUS/XMLStore: An XML Storage System for the ODYSSEUS Object-Relational DBMS," In Proc. of the 29th KISS Spring Conference, Vol. 29, No. 2(I), pp. 40-42, Oct. 2002. (in Korean) 

Books   Goto Top

1. 권기태, 노정규, 이기훈, 이명재, 이이섭, 정우성, 조상욱 (번역), 소프트웨어 공학, 제 10판, 한티미디어, 2016년.

International Patents   Goto Top

1. Ki-Hoon Lee, Sun-Jong Kwon, and Gyu-Tae Baek, “Method and Apparatus for Providing Cloud Service,” U.S. Patent, Appl. No. 13712542, Dec. 12, 2012, Reg. No. 09721028, Aug. 1, 2017.

2. Ki-Hoon Lee, I-Gil Kim, and Gyu-Tae Baek, "System and Method for Providing Cloud Game Service," U.S. Patent, Appl. No. 13555689, July 23, 2012, Reg. No. 09143811, Sept. 22, 2015.

3. I-Gil Kim, Sun-Jong Kwon, Gyu-Tae Baek, and Ki-Hoon Lee, “Apparatus and Method for Providing a Game Service in Cloud Computing Environment,” U.S. Patent, Appl. No. 13332612, Dec. 21, 2011, PCT Patent, Appl. No. PCT/KR2011/008220, Oct. 31, 2011, Reg. No. 09055066, June 9, 2015.

Domestic Patents   Goto Top

1. Ki-Hoon Lee, Sang-Ho Kim, and Jae-Seung Kim, "Method and Apparatus for Determining Stock Investment Portfolio," Korean Patent, Appl. No. 10-2023-0027038, Feb. 28, 2023.

2. Ki-Hoon Lee, Hee-Min Shin, and Sang-Ho Kim, "Method for Predicting Future Value of Startup Using Ensemble Classification Model, Apparatus and Computer Program for Performing the Method," Korean Patent, Appl. No. 10-2022-0154766, Nov. 17, 2022.

3. Ki-Hoon Lee, Sang-Ho Kim, and Deog-Yeong Park, "Pairs Trading Method and Apparatus Using Hybrid Deep Reinforcement Learning," Korean Patent, Appl. No. 10-2022-0060125, May 17, 2022.

4. Ki-Hoon Lee and Deog-Yeong Park,  "Practical Trading Method and Apparatus Using State Representation Learning and Imitative Reinforcement Learning," Korean Patent, Appl. No.  10-2022-0046396, Apr. 14, 2022.

5. Ki-Hoon Lee and Sang-Ho Kim, "Practical Pairs-Trading Method and Apparatus Using Deep Reinforcement Learning," Korean Patent, Appl. No.  10-2021-0144659, Oct. 27, 2021.

6. Ki-Hoon Lee, Jong-Hark Lee, and Hongji Kim, "Apparatus and Method for Online Machine Learning Using Semi-Stream Subsequence Matching," Korean Patent, Appl. No. 10-2020-0139490 , Oct. 26, 2020, Reg. No. 10-2520128, Apr. 5, 2023.

7. Ki-Hoon Lee and Yeong-Beom Lim, "Hyperparameter Optimization Algorithm Recommendation Method and Optimization Algorithm Recommendation System," Korean Patent, Appl. No. 10-2019-0155687 , Nov. 28, 2019, Reg. No. 10-2251807, May 7, 2021.

8. Ki-Hoon Lee and Deog-Yeong Park, "Apparatus and Method for Predicting Stock Price Based on Technical Indicator and Sentiment Indicator," Korean Patent, Appl. No. 10-2019-0154932, Nov. 27, 2019, Reg. No.10-2329232, Nov. 16, 2021.

9. Ki-Hoon Lee, Donghyun Kim, Manjae Cho, Heemin Shin, and Hongji Kim, "Stocks Selection Apparatus for Constructing Stock Portfolio and Method Thereof," Korean Patent, Appl. No. 10-2018-0146556, Nov. 23, 2018, Reg. No. 10-2161256, Sept. 23, 2020.

10. Ki-Hoon Lee, Hong-Ji Kim, Ji-Hyun Jung, Eun-Na-Rae Ko, and Man-Jae Cho, "Apparatus for Predicting Stock Price Using Neural Network and Method Thereof," Korean Patent, Appl. No. 10-2018-0115960, Sept. 28, 2018, Reg. No. 10-2185921, Nov. 26, 2020.

11. Ki-Hoon Lee, Do-Yeon Lee, Young-Jae Kim, Seung-Hoon Kim, and Eun-Jeong Ko, "System and Method for Analyzing Source Code Based on Dynamic Analysis," Korean Patent, Appl. No. 10-2017-0174842, Dec. 19, 2017, Reg. No. 10-1984294, May 24, 2019.

12. Ki-Hoon Lee, Young-Ho Jeon, Eun-Jeong Ko, and Hyo-Ju Park, "Apparatus and Method for Data Migration Using Column-level Denormalization," Korean Patent, Appl. No. 10-2016-0144378, Nov. 1, 2016, Reg. No. 10-1862779, May 24, 2018.

13. Ki-Hoon Lee, Young-Ho Jeon, Hyo-Ju Park, and Eun-Jeong Ko, "Self-Tuning Buffer-Flushing Method," Korean Patent, Appl. No. 10-2016-0077779, June 22, 2016, Reg. No. 10-1802856, Nov. 23, 2017.

14. Ki-Hoon Lee, Eun-Jeong Ko, Young-Ho Jeon, and Hyo-Ju Park, "System And Method for Homonym Disambiguation Using WordNet," Korean Patent, Appl. No. 10-2016-0046213, Apr. 15, 2016, Reg. No. 10-1788682, Oct. 16, 2017.

15. Ki-Hoon Lee, Young-Ho Jeon, Hyo-Ju Park, and Eun-Jeong Ko, "Method for Managing Named Entity Dictionary and Apparatus Therefor," Korean Patent, Appl. No. 10-2015-0155289, Nov. 5, 2015, Reg. No. 10-1725354, Apr. 4, 2017.

16. Ki-Hoon Lee, Sun-Pyo Kim, Eun-Sang Kim, and Young-Ho Jeon, "Method of Providing Personalized Information and Apparatus Thereof," Korean Patent, Appl. No. 10-2015-0046189, Apr. 1, 2015.

17. Ki-Hoon Lee, "Database Compression Method and Apparatus," Korean Patent, Appl. No. 10-2014-0117961, Sept. 4, 2014, Reg. No. 10-1593632, Feb. 3, 2016.

18. Ki-Hoon Lee, Sun-Jong Kwon, and Gyu-Tae Baek, "Method and System for Providing Application Based on Cloud Computing," Korean Patent, Appl. No. 10-2011-0132744, Dec. 12, 2011, Reg. No. 10-1467430, Nov. 25, 2014.

19. Ki-Hoon Lee, I-Gil Kim, and Gyu-Tae Baek, "Apparatus and Method for Recommending Cloud Game," Korean Patent, Appl. No. 10-2011-0088969, Sept 2, 2011.

20. Ki-Hoon Lee, I-Gil Kim, and Gyu-Tae Baek, "System and Method for Providing Cloud Game Service," Korean Patent, Appl. No. 10-2011-0072590, July 21, 2011, Reg. No. 10-1807176, Dec. 4, 2017.

21. I-Gil Kim, Sun-Jong Kwon, Gyu-Tae Baek, and Ki-Hoon Lee, “Method, Cloud Computing Server, and Cloud Computing System for Providing Game Service in Cloud Computing Environment,” Korean Patent, Appl. No. 10-2010-0134837, Dec. 24, 2010, Reg. No. 10-1312268, Sept. 13, 2013.

22. Ki-Hoon Lee, I-Gil Kim, Jin-Soo Kim, and Gyu-Tae Baek, “Method for Providing Service Information in Streaming Game System,” Korean Patent, Appl. No. 10-2010-0093750, Sept. 28, 2010.