Art of Computer Programming, Volume 3: Sorting and Searching by Donald E. Knuth

By Donald E. Knuth

The 1st revision of this 3rd quantity is the main complete survey of classical laptop options for sorting and looking out. It extends the remedy of information constructions in quantity 1 to contemplate either huge and small databases and inner and exterior thoughts. The booklet features a number of conscientiously checked machine tools, with a quantitative research in their potency. amazing positive factors of the second one variation comprise a revised part on optimal sorting and new discussions of the idea of diversifications and of common hashing.

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I \t::- .. ~ 0. '. ~ . ' ;.... ••, . ' 0 ' I, . : , ' , ..... ,. ,C' . 3 Chapter 3 Architecture of NETRA This chapter contains a detailed description of the architecture of NETRA. The first four sections describe the components of NETRA, their functions, capabilities and features. The last section critically examines the architecture in view of the computational requirements for IVS developed in the previous chapter. 1 shows the architecture of "NETRA," which is a recursively defined hierarchical multiprocessor system and provides distributed as well as shared memory environment.

The stereo match algorithm provides points to compute 3-D information about the object in the scene. Using these matched points (Lsm and Rsm ), the corresponding points in the image in the next time frame (Ltm) are located, and this task is performed by time match algorithm. Again, stereo match is used to obtain the corresponding 3-D points in the next image frame. These two sets of points provide information to compute the motion parameters. 2 : Computation Flow for Motion Estimation models and the information from image data.

4. 5. 6. 7. 8. 9. 10. FOR i=O to i=P-1 DO connect(DSP 'pi) out(columnB i ) END FOR connect(DSP, all) FOR i=O to i=P-1 DO FORj=O toj=P-1 DO OUt(aij) END FOR END FOR 1. 2. - 3. in(co[umnB i ) 4. 5. - 6. Cilr. =0 7. FORj=O toj=P-1 DO 8. in(aij) 9. Cilr. = Cilr. + ai/bjlr. 10. END FOR In the above code, the computation proceeds as follows. In the first three lines, the DSP connects with each processor through the crossbar and writes the column on the output port. That column is input by the corresponding processor.

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