tournament 
are selected 
] crossover 
ngs S1, S2 
/alue of the 
| changing a 
Xf iterations 
e 1. Results 
to target bit 
le which can 
| ratio from 
c algorithm 
. Fig. 1 and 
l'ables 2 and 
algorithm. 
GORITHM 
tion 
  
ge at 1:10 
138 
138 
207 
212 
235 
244 
250 
250 
- 4 UI OY '*O O 
  
Table 3. Quantization Table for Powai Image at 1:10 
compression ratio 
5 i... 2 17 18 58 75 138 
5 © 16 30 45 66 137 134 
5 30 38 43 657 126 128 201 
20 35 43. 94 115 128 194 202 
40 42 84 115 157 180 202 226 
42. 80 99 158 180 199 232. 243 
96 98 168 187 208 239 243 250 
96 168 160 209 20898 255.249 252 
6. REFERENCES 
Goldberg, David E., 1999, Genetic Algorithms in Search, 
Optimization and Machine Learning, Addison Wesley, 
International Student Edition. v 
Holland, J.H., 1975, Adaptation in Natural and Artificial 
Systems; University of Michigan Press: Ann Arbor, MI. 
Lammi Jussi and Sarjakoski Tapani, 1995, Image 
compression by JPEG algorithm, Photogrammetric 
Engineering and Remote Sensing, vol.61,no.10,pp. 1261- 
1266. 
Mitchell Melanie, 1998, An Introduction to Genetic 
Algorithms, Indian Edition, Prentice Hall of India. 
Novak Kurt and Shahin, Fayez S., 1996, A comparison of 
two compression techniques for softcopy photogrammetry, 
Photogrammetric Engineering and Remote Sensing, 
vol.62, no.6, pp. 695-701. 
Ratnakar Viresh and Livny Miron, 1995, RD-OPT: An 
efficient algorithm for optimizing DCT quantization 
tables, Proc. Of Data Compression Conference, UW- 
Madison. 
Srinivas, M. and Patnaik, Lalit M., 1994, Genetic 
Algorithms: A Survey, IEEE Computers, vol.27, no.6, pp. 
17-27. 
Tilton, James C. and Manohar Mareboyana, 1997, 
Preserving radiometric resolution in remotely sensed data 
with lossy compression, IEEE Trans. On Geoscience and 
Remote Sensing, vol.35, no.5, pp. 1171-1176. 
Wallace, G., 1991, The JPEG Still Picture Compression 
Standard, Communications of the ACM, vol. 34, no. 4, pp. 
30-44. 
. 
E 
E 
  
Sd oL c 
Fig. la. Denver Image at 1:10 compression 
va. 
JAPRS & SIS, Vol.34, Part 7, “Resource and Environmental Monitoring", Hyderabad, India,2002 
  
Fig. 1b. Powai image at 1:10 compression 
  
  
Fig. 2b Original Powai Image