Taming heterogeneity - the Ptolemy approach Export

@article{citeulike:1245514, abstract = {Modern embedded computing systems tend to be heterogeneous in the sense of being composed of subsystems with very different characteristics, which communicate and interact in a variety of ways-synchronous or asynchronous, buffered or unbuffered, etc. Obviously, when designing such systems, a modeling language needs to reflect this heterogeneity. Today's modeling environments usually offer a variant of what we call amorphous heterogeneity to address this problem. This paper argues that modeling systems in this manner leads to unexpected and hard-to-analyze interactions between the communication mechanisms and proposes a more structured approach to heterogeneity, called hierarchical heterogeneity, to solve this problem. It proposes a model structure and semantic framework that support this form of heterogeneity, and discusses the issues arising from heterogeneous component interaction and the desire for component reuse. It introduces the notion of domain polymorphism as a way to address these issues.}, author = {Eker, J. and Janneck, J. W. and Lee, E. A. and Liu, Jie and Liu, Xiaojun and Ludvig, J. and Neuendorffer, S. and Sachs, S. and Xiong, Yuhong}, citeulike-article-id = {1245514}, citeulike-linkout-0 = {http://dx.doi.org/10.1109/JPROC.2002.805829}, citeulike-linkout-1 = {http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1173203}, doi = {10.1109/JPROC.2002.805829}, journal = {Proceedings of the IEEE}, keywords = {codesign}, number = {1}, pages = {127--144}, posted-at = {2009-08-06 19:25:32}, priority = {2}, title = {Taming heterogeneity - the Ptolemy approach}, url = {http://dx.doi.org/10.1109/JPROC.2002.805829}, volume = {91}, year = {2003} }

TY - JOUR ID - citeulike:1245514 L3 - citeulike-article-id:1245514 N2 - Modern embedded computing systems tend to be heterogeneous in the sense of being composed of subsystems with very different characteristics, which communicate and interact in a variety of ways-synchronous or asynchronous, buffered or unbuffered, etc. Obviously, when designing such systems, a modeling language needs to reflect this heterogeneity. Today's modeling environments usually offer a variant of what we call amorphous heterogeneity to address this problem. This paper argues that modeling systems in this manner leads to unexpected and hard-to-analyze interactions between the communication mechanisms and proposes a more structured approach to heterogeneity, called hierarchical heterogeneity, to solve this problem. It proposes a model structure and semantic framework that support this form of heterogeneity, and discusses the issues arising from heterogeneous component interaction and the desire for component reuse. It introduces the notion of domain polymorphism as a way to address these issues. IS - 1 JF - Proceedings of the IEEE EP - 144 TI - Taming heterogeneity - the Ptolemy approach VL - 91 SP - 127 KW - codesign AU - Eker, J AU - Janneck, JW AU - Lee, EA AU - Liu, Jie AU - Liu, Xiaojun AU - Ludvig, J AU - Neuendorffer, S AU - Sachs, S AU - Xiong, Yuhong PY - 2003/// UR - http://dx.doi.org/10.1109/JPROC.2002.805829 ER -