11-2 小島政和, "半正定値計画緩和による大域的最適化" ワークショップ「最適化理論の産業・諸科学への応用,
九州大学伊都キャンパス, ２０１１年１０月, slides.pdf.
11-1 小島政和, "半正定値計画問題への招待" ワークショップ「最適化理論の産業・諸科学への応用,
九州大学伊都キャンパス, ２０１１年１０月, slides.pdf.
10-9 M. Kojima, "Enclosing Ellipsoids
and Elliptic Cylinders of Sets of Semialgebraic Sets and Their Application
to Error Bound in Polynomial Optimization " National Cheng-Kung University,
Tainan, Taiwan, November 26, 2010, slides.pdf.
10-8 M. Kojima, " Exploiting Structured
Sparsity in Large Scale Semidefinite Programming Problems, " National
Cheng-Kung University, Tainan, Taiwan, November 26, 2010, slides.pdf.
10-7 M. Kojima, "SOS and SDP Relaxation
of Polynomial Optomization Problems, " National Cheng-Kung University,
Tainan, Taiwan, November 22, 2010, slides.pdf.
10-6 M. Kojima, "Introduction to Semidefinite
Programming, " National Cheng-Kung University, Tainan, Taiwan, November
24, 2010, slides.pdf.
10-5 M. Kojima, " Exploiting Structured
Sparsity in Linear and Nonlinear Semidefinite Programs, " University
of California, San Diego, October 21, 2010, slides.pdf.
10-4 M. Kojima, "Enclosing Ellipsoids
and Elliptic Cylinders of Sets of Semialgebraic Sets and Their Application
to Error Bound in Polynomial Optimization " Modern Trends in Optimization
and Its Application, Workshop II: Numerical Methods for Continuous Optimization,
IPAM, UCLA, Los Angeles, October 2010, slides.pdf.
10-3 M. Kojima, "Exploiting Structured
Sparsity in Large Scale Semidefinite Programming Problems, " International
Congress of Mathematical Software 2010, Kobe, September 13 - 17, 2010, slides.pdf.
10-2 M. Kojima, "Enclosing
Ellipsoids and Elliptic Cylinders of Semialgebraic Sets and Their Application
to Error Bounds in Polynomial Optimization," The University of Tsukuba,
Tsukuba, July 31 - August 1, slides.pdf.
10-1 小島政和, "数理最適化への招待 ", ２０１０日本数学会市民講演会,
慶應義塾大学日吉キャンパス, 2010年3月28日, slides.pdf.
09-3 M. Kojima, "Global Optimization Using Semidefinite Programming Relaxation
", Nonlinear Analysis and Convex Analysis, Tokyo Institute of
Technology, Tokyo, March 27-31, 2009, slides.pdf.
09-2 小島政和, "半正定値行列補完における双対性とそのSDPへの応用", 計算と最適化の新展開, 中央大学理工学部，東京, 2009年3月21日, slides.pdf.
09-1 小島政和, "半正定値計画と多項式最適化", 日本オペレーションズ・リサーチ学会 2009年春季研究発表会, 筑波大学，筑波, 2009年3月17日, slides.pdf.
08-7 M. Kojima, "Exploiting Sparsity in Matrix Inequality
and Its Application to Polynomial SDP, " Workshop of Computational Polynomial
Optimization and Multilinear Algebra, The Hong Kong Polytechnic
University, December 22-23, 2008, slides.pdf.
08-6 M. Kojima, "Conversion Methods for
Large Scale SDPs and Their Applications to Polynomial Optimization Problems
, " Workshop: Advances in Mathematical Modeling and Computational Algorithms
in Information Processing , The Institute of Statistical Mathematics, Tokyo
November 1, 2008, slides.pdf.
08-5 小島政和, "多項式最適化問題に対する２乗多項式緩和, " モデルベース統合化システム設計を支える数理
--- 数値・数式ハイブリッド計算・最適化の新展開 ---, 九州大学情報基盤研究開発センター, 2008年9月３日,
slides.pdf.
08-4 M. Kojima, "Conversion Methods for Large
Scale SDPs to Exploit Their Structured Sparsity," The 4th Sino-Japanese
Optimization Meeting, Tainan, Taiwan, August 27, 2008, slides.pdf.
08-3 M. Kojima, "A Numerical Algorithm for Block-Diagonal Decomposition of Matrix *-Algebra, " HPOPT 2008,
Tilburg Unversity, The Netherlands, June 11-13, 2008, slides.pdf.
08-2 M. Kojima, "Conversion Methods for Large Scale
SDPs to Exploit Their Structured Sparsity, " The MIT Computation for
Design and Optimization Program Distinguished Speaker Series, Massachusetts
Institute of Technology, May 14, 2008, slides.pdf.
08-1 M. Kojima, S. Kim and H. Waki, " Elimination
of Free Variables for Solving Linear Optimization Problems Efficiently,
" SIAM Conference on Optimization, Boston, May 10 - 13, 2008, slides.pdf.
07-6 M. Kojima," Exploiting Sparsity in Polynomial
Optimization Problems, " Nonconvex Programming: Local and Global Approaches,
Theory, Algorithms and Applications, National Institute for Applied Sciences,
Rouen, France, 17-21 December 2007, slides.pdf.
07-05 M. Kojima, "半正定値計画 --- 多項式最適化問題への応用", 計算による数理科学の展開
(科研費A講演会)，神戸大学理学部，2007年7月31日, slides.pdf.
講演映像
07-4 M. Kojima,"Polyhedral Homotopy Methods vs Semidefinite
Programming Relaxations for Problems Involving Polynomials," Workshop
on Advances in Optimization, Tokyo Institute of Technology, Tokyo, 19-21 April
2007, slides.pdf.
07-3 M. Kojima,"多項式最適化問題の半正定値計画緩和 --- 疎性の活用 ---,"
最適化：モデリングとアルゴリズム, 統計数理研究所, 2007年3月22-24日, 招待講演, slides.pdf.
07-2 M. Kojima,"Polyhedral Homotopy Methods vs Semidefinite Programming Relaxations
for Problems Involving Polynomials,"
Spring 2007 Workshop: Geometry of Mechanism Science,
University of Notre Dame, March 1-4, 2007. Invited talk, slides.pdf.
07-1 M. Kojima,"Sparsity in Polynomial Optimization,"
Workshop: Optimization and Control, Institute for Mathematics and Its Applications,
Minneapolis, January 16-20, 2007. Invited talk, slides.ppt,
slides.pdf.
06-6 M. Kojima,"多項式最適化問題に対する２乗多項式緩和", 第２３回 理財工学研究センター主催科研費シンポジウム,
2006年11月16,17日，招待講演，slides.ppt, slides.pdf.
06-5 M. Kojima,"Parallel Implementation of the Polyhedral
Homotopy Method for Polynomial Systems," Workshop: Software for Algebraic
Geometry, Institute for Mathematics and Its Applications, Minneapolis, October
23-27, 2006. Invited talk, slides.ppt, slides.pdf.
06-4 M. Kojima,"Sparsity in Sum of Squares
and SemiDefinite Programming Relaxation of Polynomial Optimization Problems,"
Workshop on Polyhedral Computation, Montreal, October 17-21, 2006. Invited
talk,
slides.ppt,
slides.pdf.
06-3 M. Kojima,"Sum of Squares and SemiDefinite Programming
Relaxation of Polynomial Optimization Problems," The 2006 IEICE Society
Conference, Kanazawa, September 21, 2006. Invited talk, slides.ppt,
slides.pdf.
06-2 M. Kojima and M. Muramatsu,"An extension
of sums of squares relaxation to polynomial optimization problems ver symmetric
cones," Semidefinite Programming and Its Applications, Singapore, January
9-13, 2006. Invited talk, slides.pdf.
06-1 M. Kojima,"Introduction to semidefinite
programs," Semidefinite Programming and Its Applications, Singapore, January
9-13, 2006. Tutorial lectures, slides.pdf
05-7 小島政和, "多項式最適化問題と双対性", 第１回横幹連合コンファレンス, 2005年11
月25,26日, JA長野県ビル, 長野, talk.pdf
talk.ppt
05-6 M. Kojima,"Exploiting Sparsity of SDPs (Semidefinite
Programs) and Their Applications to POPs (Polynomial Optimization Problems),"
The 3rd Sino-Japanese Optimiztion Meeing, Singapore, October 31 - November
2, 2005. Invited talk, OHP.pdf.
05-5 M. Kojima,"Sums of Squrares Relaxations
of Polynomial Optimiztion Problems," Asiam Mathematical Conference, Singapore,
July 20 - 24, 2005. Invited talk, OHP.pdf.
05-4 M. Kojima, S. Kim, M. Muramatsu and H.
Waki, "Exploiting Sparsity in SOS and SDP Relaxations of Polynomial Optimiztion
Problems," FoCM2005 Optimiztion Workshop, Santander, Spain, July 4 -
6, 2005. Invited talk, OHP.pdf.
05-3 Masakazu Kojima, "Parallel Computing
for Semidefinite Programming," 2005 SIAM Conference on Optimization,
Stockholm, Sweden, May 14-19, 2005. Invited talk, OHP.pdf.
05-2 Masakazu Kojima, "Sums of Squares
Relaxation of Polynomial Optimization Problems, " Dynamical System
and Numerical Analysis in Honor of Tien-Yien Li's 60th Birthday, Hsinchu
Taiwan, May 10-12, 2005. Invited talk, OHP.pdf.
05-1 Hayato Waki, Sunyoung Kim, Masakazu Kojima and Masakazu
Muramatsu, "Sums of Squares and Semidefinite Programming Relaxations
for Polynomial Optimization Problems with Structured Sparsity, " International
Symposium on The Art of Statistical Metaware, March 14 - 16, 2005, The Institute
of Statistical Mathematics, Tokyo, Japan. Invited talk, OHP.pdf.
03-6 小島政和, "多項式計画問題とその緩和", 第３２回 制御理論シンポジウム, 2003年11
月5 - 7日, カリアック, 浜松，静岡, OHP.pdf, OHP.ps
03-5 Masakazu Kojima, "Semidefifnite programming relaxation
and Lagranginan relaxation for polynomial optimization problems, " The
Third International Conference on Nonlinear Analysis and Convex Analysis,
August 25 - 29, 2003, Tokyo Institute of Technology, Tokyo, Japan. Invited
talk, OHP.pdf.
03-4 Masakazu Kojima, Sunyoung Kim and Hayato Waki, "Exploiting Sparsity in Sums of Squares of Polynomials, " 18th International Symposium on Mathematical Programming, August 18 - 22, 2003, Copenhagen, Denmark, OHP.pdf.
03-3 Masakazu Kojima, Kazuhide Nakata, Katsuki Fujisawa and
Makoto Yamashita, "Parallel implementation of primal-dual interior-point methods
for semidefinite programs, " 3rd McMaster Optimization Conference:
Theory and Applications (MOPTA 03), July 30 - August 1, 2003, McMaster University,
Hamilton, Ontario, Canada. Invited Talk, OHP.pdf.
03-2 小島政和, "
Lagrange 緩和と SDP 緩和,
" チュートリアル・セミナー：最適化と制御, 2003年6月14日,
東京工業大学, OHP.pdf.
03-1 Masakazu Kojima, Sunyoung Kim and Hayato Waki, "
A general framework for convex relaxation of polynomial optimization problems over cones,
" IMA Workshop: Semidefinite Programming and Robust Optimization, Mar. 12-19, 2003,
Minneapolis. Invited Talk, OHP.pdf.
02-6 Masakazu Kojima, Sunyoung Kim and Hayato Waki, "
A general framework for convex relaxation of polynomial optimization problems
over cones, " The Second Japanese-Sino Optimization Meeting (JSOM 2002),
Sep. 25-27, 2002, Kyoto, Japan. Invited Plenary Talk, OHP.pdf
02-5 Masakazu Kojima, " A general framework for convex
relaxation of polynomial optimization problems over cones, "
The Second International Conference on Optimization and Control with
Applications, August 18-22, 2002, Yellow Mountain International Hotel,
Tunxi City AnHui Province, China. Invited Talk, OHP.pdf
02-4 Masakazu Kojima, , Y. Dai, K. Fujisawa, S. Kim and A. Takeda ``Parallel implementation of polyhedral continuation methods for systems of polynomial equations,'' International Congress of Mathematical Software, August 17-19, 2002, Beijing, China. Invited talk, OHP.pdf
02-3 小島政和，”Polyhedral homotopy 法を用いた多変数多項式方程式系の全解列挙”，情報処理学会アルゴリズム研究会 （ＳＩＧＡＬ），２００２年７月２５日，東京工業大学，招待講演
02-2 Masakazu Kojima and Sunyoung Kim, ``SDP and SOCP relaxations of a
Class of Quadratic Optimization Problems,'' McMaster Optimization Workshop,
Canada, May 23-24, 2002, McMaster University in Hamilton, Ontario. Invited talk. OHP.ps , OHP.pdf
02-1 Masakazu Kojima, Mituhiro Fukuda and Masayuki Shida,
``Dual and Lagrangian Dual Predictor-Corrector Interior-Point Methods for Semidefinite
Programs,'' SIAM Conference on Optimization, May 20-22, 2002, Westin Harbour Castle Hotel,
Toronto, Canada. Invited talk. OHP.ps , OHP.pdf
01-3 Masakazu Kojima, Mituhiro Fukuda and Masayuki Shida,
``Lagrangian dual interior-point methods for semidefinite programs, ''
New Trends in Optimization and Computational Algorithms,
December 9-13, 2001, Kyoto, Japan. Invited talk. OHP.ps , OHP.pdf
01-2 Masakazu Kojima, Yang Dai, Sunyoung Kim and Akiko Takeda,
``A polyhedral homotopy continuation method for computing all solutions of a polynomial
system of equations in complex vatiables,'' Interaternational Conference on Recent
Advances in Computational Mathematics, October 10-13, 2001, Matsuyama, Ehime,
Japan. Invited talk. OHP.ps , OHP.pdf
01-1 小島政和，福田光浩，信太正之，``半正定値計画問題に対する Lagrange 双対内点法'' ，
日本応用数理学会２００１年会，２００１年１０月７−９日，九州大学箱崎キャンパス．
00-5 Masakazu Kojima, Akiko Takeda and Katsuki Fujisawa,
``A combinatorial Problem arising from polyhedral homotopies for polynomial systems,''
First Sino-Japan Optimization Meeting, October 26-28, 2000, Hong Kong. Invited talk.
00-4 Masakazu Kojima, ``Further development in successive convex relaxation methods,''
17th International Symmposium on Mathematical Programming, August 7-11, 2000, Atlanta.
00-3 Masakazu Kojima, Mituhiro Fukuda, Kazuo Murota and Kazuhide Nakata, ``Interior-point methods for semidefinite programs using matrix completion,'' European Conference on Operations Research, July 16-19, 2000, Budapest, Hungary.
00-2 Masakazu Kojima, ``Successive convex relaxation methods for nonconvex optimization problems,'' 2nd Workshop on Interior Point Method, July 14-15, 2000, Budapest, Hungary. Invited talk.
00-1 小島政和，``大域的最適化と凸緩和''，建築システム最適化特別委員会，
２０００年６月２３日，東京．招待講演．
99-7 Masakazu Kojima, ``Global oprimization of general nonlinear programs via successive convex relaxation,'' INFORMS FALL'99, November 7-10, 1999, Philadelphia.
99-6 Masakazu Kojima, ``Global oprimization via successive convex relaxation,'' Work Shop on Polyhedral and Semidefinite Programming Methods, November 1-6, 1999, The Fields Institute of Mathematical Sciences, Toronto, Canada. Invited Talk.
99-5 Masakazu Kojima, Akiko Takeda and Levent Tuncel ``Global optimization, successive convex relaxation methods and their computational complexity,'' Foundations of Computational Mathematics 1999, July 18-28, 1999, The University of Oxford, England. Invited talk.
99-4 Masakazu Kojima and Akiko Takeda, ``Successive convex relaxation approach to bilevel quadratic optimization problems,'' The Intrnational Conference on Complementarity 99, June 9-12, 1999, Madison, Wisconsin. Invited talk.
99-3 Masakazu Kojima and Levent Tuncel, ``Discretization and localization in successive convex relaxation methods for nonconvex quadratic optimization problems,'' Sixth SIAM Conference on Optimization, May 12-15, 1999, Atlanta, Georgia.
99-2 Masakazu Kojima and Levent Tuncel, ``Discretization and localization in successive convex relaxation methods for nonconvex quadratic optimization problems,'' DIMACS Workshop on Semidefinite Programming and its Applications to Large Scale Discrete Optimization, January 7 - 9, 1999, Princeton University, Princeton. Invited talk.
99-1 小島政和，``数理計画法の最近の発展 --- 内点法を中心にして''，
第４８回理論応用力学講演会，１９９９年１月２５−２７日，日本学術会議，東京．招待講演．
98-4 Masakazu Kojima and Levent Tuncel, ``Cones of matrices and successive convex relaxations of nonconvex sets,'' International Conference on Nonlinear Programming and Variational Inequalities, December 15-18, 1998, Hong Kong. Invited talk.
98-3 Masakazu Kojima and Levent Tuncel, ``Cones of matrices and successive convex relaxations of nonconvex sets,'' Workshop Semidefinite Programming: Applications and Algorithms, November 15-17, 1998, ZIB-Berlin, Berlin. Invited talk.
98-2 小島政和，``半正定値計画緩和と大域的最適化''，
第１０回RAMPシンポジウム，１９９８年９月２４−１５日，京大会館．招待講演．
98-1 Masakazu Kojima, Masayuki Shida and Susumu Shindoh, ``Search directions in semidefinite programming and monotone semidefinite linear complementarity problem: generalization and inexct computation,'' CORS/INFORMS Montral, April 26-29, 1998, Motreal, Canad.
97-4 Masakazu Kojima, ``Numerical experiments of the SDPA,'' Fifth International Conference on Parametric Optimization and Related Topics, October 6-10, 1997, OVTA, Makuhari, Chiba.
97-3 Masakazu Kojima, Katsuki Fujisawa and Kazuhide Nakata, ``Exploiting sparcity in primal-dual interior-point methods for semidefinite programming,'' International Symposium on Mathematical Programming 1997, August 1997, Lausanne EPFL. Invited prenary talk.
97-2 Masakzu Kojima, Masayuki Shida and Susumu Shindoh, ``Search directions in semidefinite programming and monotone semidefinite linear complementarity problem: generalization and inexct computation,'' The International Workshop on Hight Perfomance Optimiztion Tehniques, August 1997, Rotterdam. Invited talk.
97-1 小島政和，``半正定値計画問題の組合せ最適化への応用に関して''，
離散システム研究会，１９９７年６月２６日，統計数理研究所．招待講演．
96-2 Masakazu Kojima, Masayuki Shida and Susumu Shindoh, ``Two families of primal-dual interior-point methods for semidefinite programming,'' Hayama Workshop on Optimization, August 1996. Invited talk.
96-1 Masakazu Kojima, Masayuki Shida and Susumu Shindoh, ``Global and local convergence of prodeictor-corrector infeasible-interior-point algorithms for semidefinite programs,'' Fifth SIAM Conference on Optimization, May 20-22, 1996, Victoria, British Columbia, Canada. Invited talk.
95-1 小島政和，``Semidefinite programming と内点法''，
第３９回システムと制御情報学会，１９９５年５月１７−１９日，大阪府教育会館，大阪．招待講演．
91-1 小島政和，``相補性問題と内点法''，
第４回回路とシステム軽井沢ワークショップ，１９９１年４月２４−１５日，
軽井沢プリンスホテル国際会議場．招待講演．