天嵜 聡介   Sousuke AMASAKI

講座・コース ソフトウェアシステム Sousuke AMASAKI
役職 助教
生年月 非公開
自室番号 2515
Email amasaki**cse.oka-pu.ac.jp
※利用の際は,** を @に置き換えてください.
学位 博士(情報科学)
着任年月 2008年07月
専門分野 ソフトウェア工学
所属学協会 IEEE, ACM, IPSJ, SEA
現在の研究テーマ ソフトウェア工数見積もり, 不具合モジュール予測
主要担当科目
 学部 ソフトウェア演習Ⅰ, ソフトウェア演習Ⅱ, 機械物理学実験A <機械物理学実験>, 卒業研究, 機械情報システム工学特別演習Ⅱ, 機械情報システム工学特別研究Ⅱ, 機械情報システム工学特別研究Ⅱ
相談・共同研究可能
なテーマ
ソフトウェア開発プロセス改善,ソフトウェア工数見積もり,不具合モジュール予測
研究概要 ソフトウェア開発に要するコストの見積もりはプロジェクトの成否に最も関与する要因ひとつである.統計的手法や機会学習などを用いて,過去のプロジェクトデータから工数を見積もる手法の改善・評価などに取り組んでいる.
ソフトウェアの不具合の多くがプログラムのごく一部に偏って存在することが実証的な研究によって明らかになっている.機械学習などの方法により,不具合を多く含む部分の予測手法の改善に取り組んでいる.
社会における活動 1. 鳥取県県土整備部治山砂防課企画提案書評価委員(2007)
2. 鳥取県福祉保健部障害福祉課企画提案書評価委員(2007)
3. SEC Journal査読委員(2007-2009)
4. 情報処理学会 ソフトウェア工学研究会運営委員(2008-2011, 2016〜)
5. 電子情報通信学会 ソサエティ論文誌編集委員会  常任査読委員(2010~)
6. 岡山オープンソース技術研究会(2010〜)
7. IPA ソフトウェア高信頼化推進委員会委員(2013〜2015)
8. IPA 製品・制御システム高信頼化部会WG主査(2013〜2015)
受賞 1. IEEE関西支部 第2回学生研究奨励賞(2006.2)
2. 大阪大学論文100選2005-2006 (2006.8)
3. The 6th International Symposium on Empirical Software Engineering and Management (ESEM2012) Best short paper award (2012.9)
4. The 14th International Conference of Product Focused Software Development and Process Improvement (Profes2013) Best paper award
研究業績 [論文誌]
1. S. Amasaki, Y. Takagi, O. Mizuno, T. Kikuno, "Constructing a Bayesian Belief Network to Predict Final Quality in Embedded System Development,"
IEICE Trans. on Info. and Sys., E88-D, 6, pp.1134-1141, 2005.
2. S. Amasaki, O. Mizuno, Y. Takagi, T. Kikuno, "A New Challenge to Apply Time Series Metrics Data to Software Quality," Software Quality Journal, vol. 13, no.2, pp.177-193, 2005.
3. 菊野 亨, 水野 修, 天嵜 聡介, 「定量的プロジェクトマネジメント~メトリクスデータ利用の新技術」, 日本信頼性学会誌, vol.27, no.7, pp.471-482, 2005.
4. 浜野康裕, 天嵜聡介, 水野修, 菊野亨, 「相関ルールマイニングによるソフトウェア開発プロジェクト中のリスク要因の分析」, コンピュータソフトウェア, vol.24, no.2, pp.79-87, 2007.
5. 天嵜聡介, 「Fault-Proneモジュール判別手法の予測結果の統合方法について」, 情報処理学会論文誌, vol. 52, no. 2, pp.792-800, 2011.
6. H. Miyazaki, T. Yokogawa, S. Amasaki, K. Asada, Y. Sato, "Synthesis and Refinement Check of Sequence Diagrams,", IEICE Trans. on Info. and Sys., E95-D, 9,pp. 2193-2201, 2012.
7. 宮崎 仁, 天嵜 聡介, 茅野 功, 平松 修, 横川 智教, 佐藤 洋一郎, 「タブーサーチを用いた臨床実習スケジューリングの自動化」, 川崎医療福祉学会誌, vol.21, no.2, pp.246-253, 2012.
8. S. Amasaki, C. Lokan, "On the effectiveness of weighted moving windows: Experiment on linear regression based software effort estimation," Journal of software: evolution and process, 2015.
9. T. Yokogawa, M. Kondo, H. Miyazaki, S. Amasaki, Y. Sato, K. Arimoto, "Bounded model checking of Time Petri Nets using SAT solver," IEICE Electronics Express, vol.12, no.2, pp.20141112-20141112, 2015.
10. 横川 智教, 天嵜 聡介, 佐藤 洋一郎, 有本 和民, 宮崎 仁, 「UMLによる組み込みソフトウェア設計の検証支援環境の開発」, SEC Journal, vol.10, no.6, pp.10-17, 2015.
11. H. Aman, S. Amasaki, T. Sasaki, and M. Kawahara, “Lines of Comments as a Noteworthy Metric for Analyzing Fault-Proneness in Methods,” IEICE Trans. Inf. & Syst., vol. 98, no. 12, pp. 2218–2228, 2015.
12. K. Kawata, S. Amasaki, and T. Yokogawa, “Improving Relevancy Filter Methods for Cross-Project Defect Prediction,” Applied Computing & Information Technology, vol. 619, no. 1, Springer, 2015, pp. 1–12.
13. Y. Miyake, S. Amasaki, H. Aman, and T. Yokogawa, “A Replicated Study on Relationship between Code Quality and Method Comments,” Applied Computing & Information Technology, vol. 695, no. 4, Springer, 2017, pp. 17–30.
14. 角田雅照, 天嵜聡介, 「ソフトウェア開発プロジェクトの生産性分析に対する傾向スコアの適用」, 情報処理学会論文誌, vol.58, no.4, pp.855-860, 2017.

[国際会議論文]
1. S. Amasaki, O. Mizuno, T. Kikuno, Y. Takagi, "Statistical analysis of time series data on the number of faults detected by software testing," Proc. of
11th Asian Test Symposium (ATS'02), pp. 272-277, 2002.
2. S. Amasaki, Y. Takagi, O. Mizuno, T. Kikuno, "A Bayesian Belief Network for Predicting Residual Faults in Software Products," Proc. of ISSRE 2003, pp.215-226, 2003.
3. X. Li, S. Amasaki, D. Shimoda, O. Mizuno, T. Kikuno, "Developing a Practical Software Project Simulator Based on System Dynamics Model," Suppl. Proc. of ISSRE 2003, pp.335-336, 2003.
4. S. Amasaki, Y. Hamano, O. Mizuno, T. Kikuno, "Characterization of Runaway Software Projects Using Association Rule Mining," Proc. of Profes 2006, pp. 402-407, 2006.
5. S. Amasaki, "Evaluation of Ensemble Learning Methods for Fault-Prone Module Prediction," Proc. of SPACE2007, pp.53-59, 2007.
6. S. Amasaki, N. Kikuchi, "Towards Conversion Methods among IFPUG, NESMA, and SPR," Proc. of Profes 2008, pp.33-36, 2208.
7. S. Amasaki, "Comparative Study on Prediction Intervals of Effort Estimation Models Based on Linear Regression Models," Proc. of SPACE 2008, pp.20-25, 2008.
8. S. Amasaki, "Performance Comparison for Effort Estimation Models with Log-Normal and Gamma Distributions," Proc. of IASTEAD SE 2010, 2010.
9. S. Amasaki, "Productivity Reanalysis for Unbalanced Datasets with Mixed-effects Models," Proc. of Profes 2010, pp.276-290, 2010.
10. S. Amasaki, T. Yokogawa, "A Survey of Public Datasets for Comparative Effort Prediction Studies," Proc. of IWESEP 2010, pp.19-24, 2010.
11. S. Amasaki, Y. Takahara, T. Yokogawa, "Performance Evaluation of Windowing Approach on Effort Estimation by Analogy," Proc. of IWSM/Mensura2011, pp.188-195, 2011.
12. S. Amaskai, "Performance Evaluation of Windowing Approach on Effort Estimation by Analogy," Proc. of SEKE2011, pp.485-488, 2011.
13. S. Amasaki, "Replicated Analyses of Windowing Approach with Single Company Datasets," Proc. of Profes2011, pp.14-17, 2011.
14. S. Amasaki, T. Yokogawa, "A Study on Predictive Performance of Regression-based Effort Estimation Models using Base Functional Components," Proc. of Profes2012, pp.350-354, 2012.
15. M. Tsunoda, S. Amasaki, A. Monden, "Handling Categorical Variables in Effort Estimation," Proc. of ESEM2013, pp.99-102, 2012.
16. S. Amasaki, C. Lokan, "The Effects of Moving Windows to Software Estimation: Comparative Study on Linear Regression and Estimation by Analogy, " Proc. of IWSM/Mensura2012, pp.23-32, 2012.
17. S. Amasaki, "A Study on the Use of COSMIC BFCs for Effort Estimation," Proc. of IWESEP2012, 2012.
18. M. Tsunoda, S. Amasaki, C. Lokan, "How to Treat Timing Information for Software Effort Estimation?," Proc. of ICSSP2013, 2013.
19. S. Amasaki, C. Lokan, "The Evaluation of Weighted Moving Windows for Software Effort Estimation," Proc. of Profes2013, 2013.
20. S. Amasaki, T. Yokogawa, "The Effects of Variable Selection Methods on Linear Regression-based Effort Estimation Models," Proc. of IWSM/Mensura, 2013.
21. T. Yokogawa, S. Amasaki, Y. Sato, K. Arimoto, M. Kondo, H. Miyazaki, "A Translation Method from Time Petri Nets into Compact Timed Automata," Proc. of WIP session of SEAA and DSD 2014, 2014.
22. S. Amasaki, H. Aman, T. Yokogawa, R. Fujii , "How Developers Comment on Code Smell? An Empirical Analysis on Feature Envy," Proc. of WIP session of SEAA and DSD 2014, 2014.
23. H. Aman, T. Sasaki, S. Amasaki, M. Kawahara, "Empirical Analysis of Comments and Fault-proneness in Methods: Can Comments Point to Faulty Methods?," Proc. of ESEM'14, p.63:1, 2014.
24. S. Amasaki, C. Lokan, "The Effect of Moving Windows on Software Effort Estimation: Comparative Study with CART," Proc. of IWESEP 2014, pp.1-6, 2014.
25. H. Aman, S. Amasaki, T. Sasaki, M. Kawahara, "Empirical Analysis of Fault-proneness in Methods by Focusing on their Comment Lines," Proc. of QuASoQ, 2014.
26. S. Amasaki, C. Lokan, "The Effects of Gradual Weighting on Duration-based Moving Windows for Software Effort Estimation," Proc. of Profes 2014, pp. 63-77, 2014.
27. S. Amasaki, K. Kawata, and T. Yokogawa, “Improving Cross-Project Defect Prediction Methods with Data Simplification,” Proc. of SEAA, 2015, pp. 96–103.
28. H. Aman, S. Amasaki, T. Sasaki, and M. Kawahara, “Empirical Analysis of Change-Proneness in Methods Having Local Variables with Long Names and Comments,” Proc. of ESEM, 2015, pp. 1–4.
29. 阿萬 裕久, 天嵜 聡介, 佐々木 隆志, 川原 稔, “変数名とスコープの長さ及びコメントに着目した フォールト潜在性に関する定量的調査,” SES, 2015, pp. 1–8.
30. S. Amasaki and C. Lokan, “The Effects of Duration-Based Moving Windows with Estimation by Analogy,” Proc. of IWSM-Mensura, 2015, vol. 230, no. 2, pp. 14–29.
31. S. Amasaki and C. Lokan, “A Replication of Comparative Study of Moving Windows on Linear Regression and Estimation by Analogy,” Proc. of PROMISE, 2015, pp. 1–10.
32. S. Amasaki and C. Lokan, “Evaluation of Moving Window Policies with CART,” Proc. of IWESEP, 2016, pp. 1–6.
33. S. Amasaki and C. Lokan, “A Replication Study on the Effects of Moving Windows for Software Effort Estimation,” Proc. of EASE, 2016.
34. S. Amasaki and Y. Miyake, “A Preliminary Survey on Evaluation Procedures in Cross-Company Defect Prediction Studies,” Proc. of WIP Session of SEAA and DSD, 2016.
35. S. Amasaki and C. Lokan, “On Applicability of Fixed-Size Moving Windows for ANN-based Effort Estimation,” Proc. of IWSM-Mensura, 2016, pp. 213-218.
36. S. Amasaki and C. Lokan, “Towards Better Selection between Moving Windows and Growing Portfolio,” Proc. of Profes, 2016, pp. 627-630.
37. H. Aman, S. Amasaki, T. Yokogawa, and M. Kawahara, “Local Variables with Compound Names and Comments as Signs of Fault-Prone Java Methods,” Proc. of QuASoQ, 2016, pp. 19–26.
38. H. Aman, A. E. Burhandenny, S. Amasaki, T. Yokogawa, and M. Kawahara, “A Health Index of Open Source Projects Focusing on Pareto Distribution of Developer's Contribution,” Proc. of IWESEP, 2017, pp. 4–11.
39. Y. Miyake, S. Amasaki, H. Aman, and T. Yokogawa, “An Empirical Study on Relationships between Comments and Design Properties,” Proc. of BCD, 2017.
40. S. Amasaki, “A Comparative Study on Linear Combination Rules for Ensemble Effort Estimation,” Proc. of SEAA, 2017, pp.104-107.
41. H. Aman, S. Amasaki, T. Yokogawa, and M. Kawahara, “Empirical Analysis of Words in Comments Written for Java Methods,” Proc. of SEAA, 2017, pp.375-379.
42. S. Suzuki, H. Aman, S. Amasaki, T. Yokogawa, and M. Kawahara, “An Application of the PageRank Algorithm to Commit Evaluation on Git Repository,” Proc. of SEAA, 2017, pp.380-383.
43. H. Aman, S. Amasaki, T. Yokogawa, and M. Kawahara, “Empirical Study of Abnormalities in Local Variables of Change-Prone Java Methods,” Proc. of IWPD, 2017 (to appear).
44. M. Tsunoda and S. Amasaki, “On Software Productivity Analysis with Propensity Score Matching,” Proc. of ESEM, 2017 (to appear).
45. S. Amasaki, “On Applicability of Cross-project Defect Prediction Method for Multi-Versions Projects,” Proc. of PROMISE, 2017 (to appear).
46. S. Amasaki, C. Lokan, “A Virtual Study of Moving Windows for Software Effort Estimation Using Finnish Datasets,” Proc. of Profes, 2017 (to appear).
47. H. Aman, S. Amasaki, T. Yokogawa, M. Kawahara, “A Survival Analysis of Source Files Modified by New Developers,” Proc. of Profes, 2017 (to appear).
最終更新日 2017.09.28