Vehicle Text Data Compression and Transmission Method Based on Maximum Entropy Neural Network and Optimized Huffman Encoding Algorithms

Table 3

Screening data compression test results.

SN	Algorithm type	Data acquisition cycle (s)	Screened compressed transmission data length (kb)	Compression ratio	Transfer time (s)	Transmission error rate	Packet loss rate
1	Original	15	746.65	0.00%	76.51	3.43%	3.76%
2	Original	10	1,303.34	0.00%	124.76	3.54%	3.81%
3	Original	5	2,234.58	0.00%	231.22	3.65%	3.93%
4	Huffman encoding	15	342.32	54.15%	30.21	2.78%	2.56%
5	Huffman encoding	10	593.24	54.48%	54.78	2.98%	2.47%
6	Huffman encoding	5	1,009.51	54.82%	98.05	2.88%	2.74%
7	LZW	15	322.54	56.80%	28.90	2.56%	2.09%
8	LZW	10	565.45	56.62%	50.87	2.62%	2.16%
9	LZW	5	978.83	56.20%	99.08	2.64%	2.22%
10	Maximum Entropy NN combined Huffman coding	15	300.78	59.72%	26.78	2.15%	1.89%
11	Maximum Entropy NN combined Huffman coding	10	512.65	60.67%	47.87	2.19%	1.92%
12	Maximum Entropy NN combined Huffman coding	5	908.29	59.35%	90.78	2.20%	1.90%