Resources
Available
Techniques
CDF 9/7
SHPS
EHPF
Percentage
Number of register slices
15360
2164
14%
1185
7%
2023
13%
Number of Slices Flip Flops
30720
1454
5%
828
2%
1294
4%
4-LUTS
3624
11%
1926
6%
3464
Number of DSP
192
15
10
11
Number of IOBs
448
51
43
9%
Table 1 : Consumed hardware resources
Maximum frequency (MHZ)
84.954
109.792
105.361
Used memory (kilooctets)
330264
325848
305560
Table 2 : The used memory and the estimated work frequency
XC4VSX35-10FF668
XC5VLX330-2ff1760
XC3S1600e-5fg320
Used
IOS
59
23%
Number of slice LUT
3542
5197
5370
36%
-
155.457
95.955
Number of 4- LUTS
2813
9976
33%
DSPs
Table 3 : Hardware performance comparison.
Figure 1: The basic architecture for IoT sensor data processing, data fusion and data analysis
Figure 2: Taxonomy of data fusion strategies
Figure 3: Two-level decomposition algorithm for 2-D DWT
Figure 4: The implementation of the 1D-DWT lifting scheme
Figure 5: The schematic of 1-D DWT using lifting scheme for (9, 7) filter
Figure 6: Two-level decomposition algorithm for SHPS technique
Figure 7: Two-level decomposition algorithm for EHPF technique
Figure 8: The block diagram of the proposed 2D-DWT architecture
Figure 9: The block diagram of the proposed SHPS architecture.
Figure 10: The block diagram of the proposed EHPF architecture
Figure 11: 1D-DWT architecture block diagram
Figure 12: Each Lifting Computation's basic architecture
Figure 13: Internal buffers structure for: (a) (9, 7) filter; (b) SHPS technique; (c) EHPF technique
Figure 14: 14: Schematic Diagram of Image Fusion. (a) Image Fusion-based DWT; (b) Image Fusion-based SHPS; (c) Image Fusion-based EHPF
Figure 15: The intelligent monitoring system-based approach
Figure 16: Flowchart of EEWIFT
Figure 17: The block diagram of the proposed EEWIFT
Figure 18: Visual results of fused image. (a) Input source image1 (b) Input source image2 (c) CDF 9/7-based fusion: PSNR= 16.52 dB; (d) EHPF-based fusion: PSNR = 13.88 dB; (e) SHPS-based fusion: PSNR= 12 dB
Figure 19: Power consumption comparison between CDF 9/7 DWT and proposed approaches
Tables at a glance
Figures at a glance