"山下真","半正定値計画問題に対する行列補完理論の高速実装","オペレーションズ・リサーチ学会「最適化の理論と応用」研究部会",,,,,,2012,Dec. "Makoto Yamashita,Katsuki Fujisawa,Mituhiro Fukuda,Yoshiaki Futakata,Kazuhiro Kobayashi,Kazuhide Nakata,Maho Nakata","Parallel solver for SemiDefinite Programming having sparse Schur complement matrix","International Symposium on Mathematical Programming 2009","ACM Transactions on Mathematical Software","ACM","Vol. 39","No. 1","pp. 6",2012,Nov. "Katsuki Fujisawa,Toshio Endo,Hitoshi Sato,Makoto Yamashita,Satoshi Matsuoka,Maho Nakata","High-Performance General Solver for Extremely Large-scale Semidefinite Programming Problems","International Conference for High Performance Computing, Networking, Storage and Analysis (SC12)","Proceedings of IEEE/ACM International Conference for High Performance Computing, Networking, Storage and Analysis (SC12)","IEEE/ACM",,,,2012,Nov. "金城 憲長,山下 真,福田 光浩,下平 英寿","センサーネットワークモデルにおける重み付けによる数値精度向上について","日本オペレーションズ・リサーチ学会2012年秋季研究発表会",,,,,,2012,Sept. "Makoto Yamashita,I-Lin Wang","An approach based on shortest path and connectivity consistency for sensor network localization problems","International Symposium on Mathematical Programming",,,,,,2012,Aug. "Sunyoung Kim,Masakazu Kojima,Hayato Waki,Makoto Yamashita","Algorithm 920: SFSDP: a Sparse Version of Full SemiDefinite Programming Relaxation for Sensor Network Localization Problems",,"Transactions on Mathematical Software","ACM",,,,2012,Aug. "Mizutani Tomohiko,Makoto Yamashita","Correlative Sparsity Structures and Semidefinite Relaxations for Concave Cost Transportation Problems with Change of Variables",,"Journal of Global Optimization","Springer",,,,2012,June