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COMPSCI- 4094 Assignment 2 Solved

The assignment
In this assignment you are required to code a traffic packet clustering engine to cluster the raw network packet to different applications, such as http, smtp. To accomplish this assignment, a data preprocessing module and a clustering module should be implemented, the structure is illustrated below:

 

You have two input files, and you should print two output files.

The input file1 contains a distance threshold and the raw network packet information, that is, seven attributes of a packet: source address, source port, destination address, destination port, protocol, arrival time, and packet length. input file1.txt is Sample traffic flow information;

Input file2.txt has a number K, and on the next line include K integer numbers represent an initial set of K medoids.

In the data preprocessing module, your program should prepare the flow data for clustering by the raw packet data, two steps are involved: you need to firstly merge the packets into flows by the rule: a network flow includes at least TWO packets with same source address, source port, destination address, destination port, and protocol, then calculate two clustering features: average transferring time and the average packet length of a flow.

In the clustering module, you need to apply k-medoids algorithm (course slides Chapter 10, not the book’s random method) to find the minimum number of clusters that the sum of the distance of each flow to its centroid is less than the given threshold. Note: the clustering features come from data preprocessing module, the distance measurement is Mannhaton distance. For your convenience, below is the framework of the k-medoids algorithm which you should follow:

 

Example
Sample traffic flow information
src addr                        src port      dst addr                dst port     protocol     arrival time        packet length

202.234.224.254     49880        31.65.181.210    80                 6                   115258              52

202.234.224.254     49880        31.65.181.210    80                 6                   115307              52

202.234.35.144             55256   74.39.124.220  443        6             115310                46 119.188.179.82         50592             150.79.7.129     80           6             115314                40 202.234.224.254       49880   31.65.181.210  80           6             115341                52 119.188.179.82         50592   150.79.7.129     80           6             115350                40

119.188.179.82        50592        150.79.7.129       80                 6                   115363              40

Data preprocessing module
In the above traffic flow information, there are two flows: The first, second, and fifth packet belong to the first flow(index is 0); the fourth, sixth, and seventh packet belong to the second flow(index is 1).

The Average transferring time of first flow = (( the arrival time of fifth packet - the arrival time of second packet ) + (the arrival time of second packet - the arrival time of first packet)) ÷ (3 - 1) = ((115341 - 115307) + (115307 - 115258)) ÷ 2 = 41.5. The Average length of first flow = (P packet length) ÷ 3 = (52 + 52 + 52) ÷ 3 = 52. Similarly, the Average transferring time of second flow = 24.5, the average length of second flow = 40. (arrival time is microsecond(µs))

Clustering module
We use Mannhaton distance to measure the distance between flows. In our sample, the distance between the two flows is |41.5 − 24.5| + |52 − 40|.

Example input initial medoids.txt — initial k medoids
1 (k=1)

0 (Start from index 0, as the initial start medoid)

Example Output
At begin you should output the flow after Data preprocessing module, include index, average transferring time x value and average length y value.

ID X Y

In this case, flow.txt should print:

0  41.50 52.00

1  24.50 40.00

Rounding numbers (X,Y) to 2 decimal place. You can use:

cout << fixed << setprecision(2) << 3.1415926;

or

printf(”%0.2f”,3.1415926);

After doing KMedoid, you will get K clusters. It includes K+2 lines. First line is absoluteerror criterion. Next one line include K medoids’ index. Following each line have several flow index represent each medoid includes which flows.

29.00 (Absolute-error of the cluster,2 decimal place)

0 (Medoid is 0)

0 1 (This cluster include 2 flows index 0 and index 1)


Web-submission instructions
•    First, type the following command, all on one line (replacing xxxxxxx with your student ID):

svn mkdir --parents -m “DDDM”

https://version-control.adelaide.edu.au/svn/axxxxxxx/2020/s2/dddm/assignment2

•    Then, check out this directory and add your files:

svn co https://version-control.adelaide.edu.au/svn/axxxxxxx/2020/s2/dddm/assignment2 cd assignment2 svn add KMedoids.cpp

···

svn commit -m “assignment2 solution”

•    Next, go to the web submission system at:

https://cs.adelaide.edu.au/services/websubmission/

Navigate to 2020, Semester 2, Distributed Databases and Data Mining, Assignment 2. Then, click Tab “Make Submission” for this assignment and indicate that you agree to the declaration. The automark script will then check whether your code compiles. You can make as many resubmissions as you like. If your final solution does not compile you won’t get any marks for this solution.

•    Note:

1.    Please follow the forms in sample output files.

2.    Your local file path will not work with our web-submission system.

3.    We prepared ten test files in web-submission system, when you submit your program,random test files will be allocated for you.

4.    The auto-marker script compiles and runs named ”KMedoids.cpp” by using followingcommand:

g++ -std=c++11 KMedoids.cpp -o runKMedoids

./runKMedoids network packets.txt initial medoids.txt

In this assignment, you need to read two files network packets.txt ( network packets traffic information) and initial medoids.txt (initial medoids) which are generated randomly by the system.

you should print two output files named med Flow.txt (flow data after preprocessing) and KMedoidsClusters.txt (k-medoids clustering results) as shown in the following twosamples:.

Example1
input:File1.txt
src addr                        src port      dst addr                dst port     protocol     arrival time        packet length

202.234.224.254     49880        31.65.181.210    80                 6                   115258              52

202.234.224.254     49880        31.65.181.210    80                 6                   115307              52

202.234.35.144             55256   74.39.124.220  443        6             115310                46 119.188.179.82         50592             150.79.7.129     80           6             115314                40 202.234.224.254       49880   31.65.181.210  80           6             115341                52 119.188.179.82         50592   150.79.7.129     80           6             115350                40

119.188.179.82        50592        150.79.7.129       80                 6                   115363              40

input:File2.txt
1

0

output:Flow.txt
0 41.50 52.00 1 24.50 40.00

output:KMedoidsdetails.txt
29.00

0

0 1

Example2
input:file1.txt
src addr src port dst addr dst port protocol arrival time                                                                   packet length

61.43.24.146 80 133.227.178.71 55651 6 115164 1500

223.139.34.184 57258 203.146.250.47 80 6 115167 40

118.162.252.133 8100 150.79.7.129 80 6 115178 52

163.39.157.71 52864 199.252.216.15 443 6 115181 436

125.96.202.102 80 202.31.174.9 36122 6 115185 185

202.234.224.254 49880 31.65.181.210 80 6 115189 52

61.211.145.45 61611 150.79.7.129 80 6 115222 40

202.234.224.254 49880 31.65.181.210 80 6 115226 52

163.39.157.71 52864 199.252.216.15 443 6 115230 1426

163.39.157.71 52865 199.252.216.15 443 6 115233 436

118.91.103.40 53186 150.79.7.129 80 6 115244 52

133.244.153.246 54194 165.143.250.152 443 6 115247 52

202.234.224.254 49880 31.65.181.210 80 6 115251 52

163.39.157.71 52865 199.252.216.15 443 6 115254 1426

202.234.224.254 49880 31.65.181.210 80 6 115258 52

202.234.224.254 49880 31.65.181.210 80 6 115307 52

202.234.35.144 55256 74.39.124.220 443 6 115310 378

119.188.179.82 50592 150.79.7.129 80 6 115314 40

202.234.224.254 49880 31.65.181.210 80 6 115320 52

202.234.224.254 49880 31.65.181.210 80 6 115326 52

202.234.224.254 49880 31.65.181.210 80 6 115331 52

202.234.35.144 50070 173.199.56.254 80 6 115335 40

54.221.15.83 443 150.79.179.172 60804 6 115349 52

202.145.203.99 443 163.39.7.122 53326 6 115435 1500

133.227.171.14 52147 121.131.234.16 80 6 115439 818

131.14.216.241 24153 54.43.88.212 80 6 115443 1496

202.145.203.99 443 163.39.7.122 53326 6 115447 1188

203.146.250.47 80 5.98.62.124 47610 6 115461 1460

69.192.0.189 80 202.234.225.187 59368 6 115469 1500

69.192.0.189 80 202.234.225.187 59368 6 115491 1500

202.234.228.45 58507 38.249.43.123 443 6 115494 1500

163.39.110.212 49700 204.93.161.172 443 6 115501 819

126.71.29.111 61782 203.146.247.176 80 6 115512 40

126.71.29.111 61782 203.146.247.176 80 6 115516 40

131.14.216.241 24153 54.43.88.212 80 6 115519 1496

203.146.250.47 80 113.63.133.249 39564 6 115573 1500

202.231.242.67 49448 131.226.8.6 80 6 115576 249

157.210.227.245 60827 66.36.161.252 80 6 115580 52

203.146.250.47 80 113.63.133.249 39564 6 115584 1500

69.192.0.189 80 202.234.225.187 59368 6 115588 1500

69.192.0.189 80 202.234.225.187 59368 6 115597 1500

175.84.22.21 41639 150.42.176.170 54756 6 115601 60

219.80.177.15 33814 150.79.7.129 80 6 115605 52

202.234.228.45 58507 38.249.43.123 443 6 115609 1500

131.14.216.241 24153 54.43.88.212 80 6 115664 1496

163.39.157.71 52867 199.252.216.15 443 6 115751 1426

163.39.157.71 52867 199.252.216.15 443 6 115755 436

163.39.157.71 52864 199.252.216.15 443 6 115763 436

133.244.153.246 54194 165.143.250.152 443 6 115766 52

163.39.157.71 52864 199.252.216.15 443 6 115809 1426

131.14.216.241 24153 54.43.88.212 80 6 115815 1496

202.234.35.13 52171 185.213.144.150 80 6 115831 52

173.199.56.233 80 202.234.224.241 59801 6 115878 1500

173.199.56.233 80 202.234.224.241 59801 6 115893 1500

113.113.137.159 61396 150.79.7.129 80 6 115904 40

199.252.216.15 443 163.39.157.71 52864 6 115907 64

131.14.216.241 24153 54.43.88.212 80 6 115991 1496

199.252.216.15 443 163.39.157.71 52864 6 116014 52

133.244.153.246 54194 165.143.250.152 443 6 116049 52

96.227.76.37 3242 133.250.150.37 445 6 116075 48

131.14.216.241 24153 54.43.88.212 80 6 116084 1496

96.16.24.215 443 202.234.35.13 62476 6 116222 60

163.39.157.71 52865 199.252.216.15 443 6 116226 1426

131.14.216.241 24153 54.43.88.212 80 6 116229 1496

163.39.157.71 52865 199.252.216.15 443 6 116275 436

131.14.216.241 24153 54.43.88.212 80 6 116279 495

182.158.75.63 80 133.244.234.48 50169 6 116287 1490

61.210.137.135 56413 150.79.7.129 63190 6 116291 40

163.39.157.71 52867 199.252.216.15 443 6 116298 436

163.39.157.71 52867 199.252.216.15 443 6 116329 1426

133.244.153.246 54194 165.143.250.152 443 6 116333 52

131.14.188.92 34705 204.93.161.172 443 6 116349 52

211.73.188.247 443 202.234.35.13 36955 6 116358 1500

211.73.188.247 443 202.234.35.13 36955 6 116365 1500

211.73.188.247 443 202.234.35.13 36955 6 116400 1500

211.73.188.247 443 202.234.35.13 36955 6 116404 1500

126.71.29.111 61782 203.146.247.176 80 6 116415 40

202.234.228.45 58507 38.249.43.123 443 6 116423 1500

203.146.250.47 80 199.48.187.153 58554 6 116427 52

133.244.153.246 56862 31.65.185.141 443 6 116484 40

23.225.11.237 80 202.31.174.9 18622 6 116498 1430

23.225.11.237 80 202.31.174.9 18622 6 116501 1430

173.199.56.233 80 202.234.224.241 59801 6 116518 1500

173.199.56.233 80 202.234.224.241 59801 6 116522 1500

182.104.251.244 64598 150.79.7.129 80 6 116525 40

182.104.251.244 64598 150.79.7.129 80 6 116528 40

133.244.153.246 56862 31.65.185.141 443 6 116539 40

173.199.56.233 80 202.234.224.241 59801 6 116542 1500

173.199.56.233 80 202.234.224.241 59801 6 116566 1500

182.104.251.244 64598 150.79.7.129 80 6 116569 40

202.234.228.45 58507 38.249.43.123 443 6 116573 1500

173.199.56.233 80 202.234.224.241 59801 6 116576 1500

133.244.153.246 54194 165.143.250.152 443 6 116582 52

173.199.56.233 80 202.234.224.241 59801 6 116586 1500

106.127.152.45 56799 150.79.7.129 80 6 116589 40

124.44.132.23 443 202.231.242.67 49557 6 116601 294

211.3.241.186 14457 150.79.7.129 80 6 116605 40

223.139.34.184 57258 203.146.250.47 80 6 116610 40 200.98.164.214 3966 133.250.168.37 445 6 116615 48

199.252.216.15 443 163.39.157.71 52864 6 116623 52

199.252.216.15 443 163.39.157.71 52864 6 116630 52

133.244.153.246 56862 31.65.185.141 443 6 116641 40

61.43.24.146 80 133.227.178.71 55651 6 116645 1500

61.43.24.146 80 133.227.178.71 55651 6 116651 1500

223.25.5.131 64680 150.79.7.129 80 6 116654 40

175.167.20.236 10595 150.79.176.180 54762 6 116658 52

107.133.162.38 443 163.39.5.198 57375 6 116672 569

183.172.222.56 39620 150.79.7.129 80 6 116675 52

202.234.228.45 58507 38.249.43.123 443 6 116678 1500

183.172.222.56 39620 150.79.7.129 80 6 116682 52

183.172.222.56 39620 150.79.7.129 80 6 116688 52

183.172.222.56 39620 150.79.7.129 80 6 116692 52

183.172.222.56 39620 150.79.7.129 80 6 116696 52

183.172.222.56 39620 150.79.7.129 80 6 116699 52

183.172.222.56 39620 150.79.7.129 80 6 116703 52

183.172.222.56 39620 150.79.7.129 80 6 116706 52

183.172.222.56 39620 150.79.7.129 80 6 116709 52

183.172.222.56 39620 150.79.7.129 80 6 116713 52

183.172.222.56 39620 150.79.7.129 80 6 116716 52

133.244.153.246 56862 31.65.185.141 443 6 116727 40

203.146.253.28 6881 60.26.1.79 45729 6 116741 52

27.178.159.198 4419 150.79.7.129 80 6 116748 40

183.172.222.56 39620 150.79.7.129 80 6 116751 52

183.172.222.56 39620 150.79.7.129 80 6 116755 52

183.172.222.56 39620 150.79.7.129 80 6 116759 52

183.172.222.56 39620 150.79.7.129 80 6 116762 52

163.39.157.71 52864 199.252.216.15 443 6 116766 1426

163.39.157.71 52864 199.252.216.15 443 6 116769 436

133.244.153.246 56862 31.65.185.141 443 6 116773 40

65.119.5.150 80 150.79.7.11 52758 6 116777 192

182.104.251.244 64598 150.79.7.129 80 6 116781 40

163.39.157.71 52865 199.252.216.15 443 6 116788 436

126.71.29.111 61782 203.146.247.176 80 6 116796 40

202.234.228.45 58507 38.249.43.123 443 6 116801 1500

133.244.153.246 56862 31.65.185.141 443 6 116804 40

163.39.157.71 52865 199.252.216.15 443 6 116811 1426

163.39.157.71 52867 199.252.216.15 443 6 116818 436

61.43.24.146 80 133.227.178.71 55651 6 116822 1500

61.43.24.146 80 133.227.178.71 55651 6 116831 1500

126.71.29.111 61782 203.146.247.176 80 6 116838 40

133.244.153.246 54194 165.143.250.152 443 6 116841 52

163.39.157.71 52867 199.252.216.15 443 6 116844 1426

133.244.153.246 56862 31.65.185.141 443 6 116851 40

199.252.216.15 443 163.39.157.71 52864 6 116860 64

199.252.216.15 443 163.39.157.71 52864 6 116863 52

61.43.24.136 80 133.227.178.71 55658 6 116871 1500

202.234.228.45 58507 38.249.43.123 443 6 116875 1500

203.146.250.47 80 199.48.187.153 58554 6 116878 990

61.43.24.136 80 133.227.178.71 55658 6 116882 1500

40.17.153.225 443 133.244.144.247 22150 6 116885 434

223.139.34.184 57258 203.146.250.47 80 6 116888 40

223.139.34.184 57258 203.146.250.47 80 6 116892 40

133.244.153.246 56862 31.65.185.141 443 6 116898 40

36.10.160.187 64334 150.79.177.11 62064 6 116915 40

182.158.75.33 80 157.210.199.11 11540 6 116918 64

175.161.50.49 61316 150.79.7.129 80 6 116921 52

133.244.153.246 56862 31.65.185.141 443 6 116925 40

202.234.228.45 58507 38.249.43.123 443 6 116935 1500

133.244.153.246 54194 165.143.250.152 443 6 117021 52

133.244.153.246 56862 31.65.185.141 443 6 117028 40

23.238.55.225 80 202.234.35.13 54750 6 117031 1500

23.238.55.225 80 202.234.35.13 54750 6 117034 1500

133.244.153.246 56862 31.65.185.141 443 6 117038 40

113.150.148.134 9051 150.42.177.43 54756 6 117048 52

133.244.153.246 56862 31.65.185.141 443 6 117111 40

113.5.21.232 5328 150.79.7.129 80 6 117125 40

163.39.157.71 52864 199.252.216.15 443 6 117129 1426

163.39.157.71 52864 199.252.216.15 443 6 117133 436

163.39.157.71 52865 199.252.216.15 443 6 117136 436

133.244.153.246 56862 31.65.185.141 443 6 117193 40

1.106.21.96 1946 150.79.7.129 80 6 117204 40

133.244.153.246 54194 165.143.250.152 443 6 117207 52

60.36.215.88 51464 150.79.7.129 80 6 117212 52

163.39.157.71 52865 199.252.216.15 443 6 117215 1426

173.199.56.233 80 202.234.224.241 59801 6 117218 1500

173.199.56.233 80 202.234.224.241 59801 6 117225 1500

133.244.153.246 56862 31.65.185.141 443 6 117245 40

202.234.227.137 58409 89.57.134.9 80 6 117248 40

69.192.0.189 80 202.234.225.187 59368 6 117251 1500

202.234.227.137 58409 89.57.134.9 80 6 117258 40

69.192.0.189 80 202.234.225.187 59368 6 117261 1500

202.234.227.137 58076 89.57.134.158 80 6 117266 40

131.14.158.108 62531 216.19.170.177 80 6 117269 40

202.234.227.137 58409 89.57.134.9 80 6 117301 40

23.234.243.99 443 203.146.254.83 61708 6 117304 52

133.244.153.246 56862 31.65.185.141 443 6 117311 40

199.252.216.15 443 163.39.157.71 52864 6 117316 64

199.252.216.15 443 163.39.157.71 52864 6 117319 52

23.234.243.101 80 203.146.254.83 61718 6 117324 52

211.3.241.186 14457 150.79.7.129 80 6 117331 40

133.227.127.204 53917 103.238.115.79 80 6 117335 40

61.111.37.246 49473 150.79.7.129 80 6 117357 52

133.244.153.246 56862 31.65.185.141 443 6 117371 40

23.234.243.101 80 203.146.254.83 61712 6 117375 52

23.234.243.99 443 203.146.254.83 61711 6 117381 52

131.14.92.245 60000 54.20.141.183 443 6 117384 40

101.105.131.251 62325 203.146.240.134 80 6 117388 52

118.91.103.40 53186 150.79.7.129 80 6 117467 52

118.91.103.40 53186 150.79.7.129 80 6 117471 52

23.234.243.101 80 203.146.254.83 61719 6 117474 52

23.234.243.99 443 203.146.254.83 61710 6 117478 52

133.244.153.246 56862 31.65.185.141 443 6 117481 40

31.65.185.129 443 202.31.174.9 51205 6 117484 1430

31.65.185.129 443 202.31.174.9 51205 6 117487 1430

31.65.185.129 443 202.31.174.9 51205 6 117495 1430

31.65.185.129 443 202.31.174.9 51205 6 117502 1430

133.244.153.246 56862 31.65.185.141 443 6 117506 40

31.65.185.129 443 202.31.174.9 51205 6 117510 1430

222.165.41.192 55767 150.79.7.129 80 6 117514 40

23.234.243.101 80 203.146.254.83 61704 6 117518 52

23.234.243.101 80 203.146.254.83 61702 6 117521 52

23.234.243.99 443 203.146.254.83 61709 6 117525 52

23.234.243.101 80 203.146.254.83 61703 6 117531 52

202.126.14.111 80 150.79.179.98 59791 6 117569 52

150.33.47.65 8932 150.79.7.129 80 6 117576 40

133.227.127.204 53917 103.238.115.79 80 6 117587 40

133.244.153.246 56862 31.65.185.141 443 6 117590 40

23.234.243.99 443 203.146.254.83 61706 6 117603 52

163.39.157.71 52867 199.252.216.15 443 6 117606 436

23.234.243.99 443 203.146.254.83 61707 6 117617 52

163.39.157.71 52867 199.252.216.15 443 6 117633 1426

133.244.153.246 56862 31.65.185.141 443 6 117644 40

133.244.153.246 54194 165.143.250.152 443 6 117694 52

82.102.13.136 1364 133.250.174.99 445 6 117698 48

163.39.157.71 52864 199.252.216.15 443 6 117702 1426

163.39.157.71 52864 199.252.216.15 443 6 117705 436

163.39.157.71 52865 199.252.216.15 443 6 117718 1426

163.39.157.71 52865 199.252.216.15 443 6 117722 436

183.52.183.141 993 202.231.242.67 36931 6 117803 52

133.244.153.246 56862 31.65.185.141 443 6 117809 40

133.244.153.246 56862 31.65.185.141 443 6 117814 40

203.48.9.248 23617 150.79.7.129 80 6 117829 40

64.120.227.69 443 163.39.158.247 58667 6 117869 1426

133.244.153.246 56862 31.65.185.141 443 6 117878 40

131.14.92.245 60000 54.20.141.183 443 6 117881 40

119.125.248.106 10777 133.250.156.245 50356 6 117900 48

133.244.153.246 54194 165.143.250.152 443 6 117968 52

27.178.159.198 4419 150.79.7.129 80 6 117980 40

133.244.153.246 56862 31.65.185.141 443 6 117983 40

64.120.227.69 443 163.39.158.247 58667 6 117994 1426

202.234.224.241 59801 173.199.56.233 80 6 118007 40

125.51.122.124 32415 150.79.7.129 80 6 118016 40

61.211.145.45 61611 150.79.7.129 80 6 118021 40

133.244.153.246 56862 31.65.185.141 443 6 118024 40

203.48.9.248 23620 150.79.7.129 80 6 118043 40

202.234.224.241 59801 173.199.56.233 80 6 118062 40

202.234.224.241 59801 173.199.56.233 80 6 118065 40

23.11.86.235 80 157.210.156.203 47406 6 118069 40

115.109.126.31 42535 150.79.7.129 80 6 118075 40

133.244.153.246 56862 31.65.185.141 443 6 118078 40

114.125.195.70 17294 150.79.7.129 80 6 118092 52 133.244.153.246 54194 165.143.250.152 443 6 118180 52

133.244.153.246 56862 31.65.185.141 443 6 118193 40

61.43.24.136 80 133.227.178.71 55658 6 118196 1500

163.39.157.71 52864 199.252.216.15 443 6 118201 1426

163.39.157.71 52864 199.252.216.15 443 6 118220 436

110.135.17.73 48692 150.79.7.129 80 6 118420 52

110.135.17.73 48692 150.79.7.129 80 6 118424 52

110.135.17.73 48692 150.79.7.129 80 6 118427 52

150.33.47.65 8932 150.79.7.129 80 6 118439 40

27.178.159.198 4419 150.79.7.129 80 6 118447 40

103.246.81.74 47751 203.146.247.176 80 6 118451 64

133.244.153.246 56862 31.65.185.141 443 6 118491 40

61.243.110.158 10035 150.79.7.129 80 6 118507 40

61.243.110.158 10035 150.79.7.129 80 6 118511 40

157.210.154.200 54684 31.65.191.15 443 6 118514 558

23.225.11.237 80 202.31.174.9 18622 6 118518 1430

133.244.153.246 56862 31.65.185.141 443 6 118521 40

23.225.11.237 80 202.31.174.9 18622 6 118524 1430

23.225.11.237 80 202.31.174.9 18622 6 118566 1430

23.225.11.237 80 202.31.174.9 18622 6 118569 1430

23.225.11.237 80 202.31.174.9 18622 6 118573 1430

23.225.11.237 80 202.31.174.9 18622 6 118576 1430

23.225.11.237 80 202.31.174.9 18622 6 118580 1430

133.244.153.246 56862 31.65.185.141 443 6 118587 40

23.225.11.237 80 202.31.174.9 18622 6 118590 1430

133.244.153.246 54194 165.143.250.152 443 6 118601 52

23.225.11.237 80 202.31.174.9 18622 6 118606 1430

27.178.159.198 4419 150.79.7.129 80 6 118609 40

157.210.145.83 53131 66.36.161.181 443 6 118613 359

23.225.11.237 80 202.31.174.9 18622 6 118616 1430

150.33.47.65 8932 150.79.7.129 80 6 118620 40

150.33.47.65 8932 150.79.7.129 80 6 118623 40

150.33.47.65 8932 150.79.7.129 80 6 118627 40

27.178.159.198 4419 150.79.7.129 80 6 118630 40

27.178.159.198 4419 150.79.7.129 80 6 118635 40

27.178.159.198 4419 150.79.7.129 80 6 118639 40

211.73.188.247 443 202.234.35.13 36955 6 118653 1500

211.73.188.247 443 202.234.35.13 36955 6 118657 303

61.111.37.246 49473 150.79.7.129 80 6 118660 40

118.162.252.133 6095 150.79.7.129 80 6 118665 40

133.244.153.246 56862 31.65.185.141 443 6 118675 40

163.39.157.71 52865 199.252.216.15 443 6 118714 1426

163.39.157.71 52865 199.252.216.15 443 6 118718 436

106.43.9.102 2840 150.79.7.129 80 6 118725 40

221.2.4.133 58658 150.79.7.129 873 6 118729 52

163.39.157.71 52864 199.252.216.15 443 6 118733 436

83.217.137.20 62919 150.79.118.25 2821 6 118739 1458

163.39.157.71 52864 199.252.216.15 443 6 118742 1426

31.65.185.129 443 202.31.174.9 51205 6 118746 1430

input:file2.txt
12

1 12 13 15 17 21 22 23 27 29 31 36

output:flow.txt
0        416.75 1500.00

1        575.00 40.00

2        273.92 931.00

3        20.29 52.00

4        2799.00 40.00

5        316.82 931.00

6        1113.50 52.00

7        304.91 52.00

8        12.00 1344.00

9        119.43 1370.88

10    358.40 1500.00

11    205.86 1500.00

12    331.50 40.00

13    11.00 1500.00

14    268.86 931.00

15    149.67 1500.00

16    201.71 56.50

17    459.80 1300.50

18    451.00 521.00

19    73.03 40.00

20    192.55 1430.00

21    85.33 40.00

22    726.00 40.00

23    6.21 52.00

24    315.17 40.00

25    662.50 1500.00

26    3.00 1500.00

27    26.50 40.00

28    252.00 40.00

29    1303.00 46.00

30    497.00 40.00

31    252.40 1430.00

32    262.75 40.00

33    125.00 1426.00

34    29.00 40.00

35    3.50 52.0036 4.00 40.00 output:KMedoidsdetails.txt

1635.12

32 4 18 0 13 1 20 25 27 17 6 2

7 12 16 24 28 32

4

18

0 10

8 13 26

1 22 30

9 11 15 20 31 33

25

3 19 21 23 27 34 35 36

17

6 29

2 5 14

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