Prior to this, he obtained his Ph.
His current research interests are in underwater acoustic modelling, deep-sea resource exploration, acoustic vector sensors and bio-acoustic signal processing in impulsive noise. Hari has been an active IEEE member since He has been in the organizing committee of several international conferences and technical workshops, and serves as reviewer on many reputed journals. He worked in electronics industry for several years before moving into academia.
He has 3 US patent awards on printed circuit cable assembly and electronic device torsion testing of the one-inch hard disc drive.
He has published nearly 80 journal papers, book chapters, and conference papers. Sponsors Useful Links Sitemap. His research interests include collective intelligence, deepsea mining, co-operative marine robotics, AUV navigation, target tracking, random finite sets. Cheng Siong Chin Treasurer Dr. ES will use numerical, qualitative, or mixed , range set of possible methods to access that information from object-variables. Relationships, between variables can be chosen among a predefined set although user can build new ones when are needed.
The defined relationships are: a Static relationships: 0. It is performed as a qualification of amplitude space of signals in zones and associating indices to these zones. This means that, for reasoning, each process variable must :Comoosition Relations be fully analysed to obtain information of process behaviour.
Then, object-variables could be used to encapsulate this information. A major strength of objects is that they represent a concept with its associated characteristics as a single entity .
Thus, to encapsulate this supplementary information, data structures or objects are an elegant form of supplying this further qualitative information. This is to deal with qualitative relationships in order to deduce is introduced into Simulink as S-functions blocks that calls inaccessible dynamics, as a qualitative observer, or to a MEX-file. In this case, the class declaration is obtained supply ES with more significant information, for instance. Then other tools could access the needed information. Reasoning, therefore, becomes easier Fig.
This information could be used for signals and performing simple operations that sometimes various tools to perform the supervisory strategy.
Then need external parameters or process characteristics. In this case external parameters are used to define temporal windows and amplitude zones for qualitative representation of signals according ALCMEN definition. Among the structure fields there are three fields where the user can save restricted information, usable only by the object owner.
By taking advantage of this capability, it is possible to associate an object to each Simulink block by saving a. Also, the user can have an object associated to Fig. In order to be successful, some considerations must be 4. The source file for getting a.
MEX file Technical viability as a result of compilation of an S-function is structured according to a template structure defined by Simulink By working with S-functions in MatlabJSimulink, the user developers . This structure is composed of routines can add new general purpose blocks or incorporate existing where the user can insert his own code.
The only the future. MEX file some advice must be followed: constraint that users must take into account is that the new code must be written into predefined routines.
These routines will be called by Simulink at each simulation step. Each objdef. Then, the information embedded in desired fields. In this case, Version McdelName Watcom Parent Roof Sizes Inpuf s. Args 5. Co-authors zuchang gao Newcastle University Verified email at newcastle. Jianting Raymond Si Verified email at paccoffshore. Newcastle University.
Computer-Aided Control Systems Design: Practical Applications Using MATLAB ® and Simulink® - CRC Press Book. Written for students and professionals, Computer-Aided Control Systems Design: Practical Applications Using MATLAB and Simulink supplies a solid foundation.
Articles Cited by Co-authors. Journal of Marine Science and Application 11 2 , , Materials and Manufacturing Processes 16 4 , , Journal of Marine Science and Technology 22 4 , , Articles 1—20 Show more. Help Privacy Terms.