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semoga bisa
Revision 0:9ae49accf711, committed 2018-04-15
- Comitter:
- asyrofi
- Date:
- Sun Apr 15 04:00:54 2018 +0000
- Commit message:
- mencoba bisa
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
diff -r 000000000000 -r 9ae49accf711 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Sun Apr 15 04:00:54 2018 +0000 @@ -0,0 +1,130 @@ +#include "mbed.h" +#include "Serial.h" +Serial uart1(USBTX,USBRX); +using namespace std; + +struct Point +{ + int val; + double x, y; + double distance; + +}; + +bool comparison(Point a, Point b) +{ + return (a.distance < b.distance); +} + +int classifyAPoint(Point arr[], int n, int k, Point p) +{ + for (int i = 0; i < n; i++) + arr[i].distance = + sqrt ((arr[i].x - p.x) * (arr[i].x - p.x) + + (arr[i].y - p.y) * (arr[i].y - p.y)); + + //sort (arr, arr+n, comparison); + + int freq1 = 0; + int freq2 = 0; + for (int i = 0; i < k; i++) + { + if (arr[i].val == 0) + freq1++; + else if (arr[i].val == 1) + freq2++; + } + + return (freq1 > freq2 ? 0 : 1); +} + +int main () +{ + uart1.baud(9600); + int n = 17; // Number of data points + Point arr[n]; + + arr[0].x = 1; + arr[0].y = 12; + arr[0].val = 0; + + arr[1].x = 2; + arr[1].y = 5; + arr[1].val = 0; + + arr[2].x = 5; + arr[2].y = 3; + arr[2].val = 1; + + arr[3].x = 3; + arr[3].y = 2; + arr[3].val = 1; + + arr[4].x = 3; + arr[4].y = 6; + arr[4].val = 0; + + arr[5].x = 1.5; + arr[5].y = 9; + arr[5].val = 1; + + arr[6].x = 7; + arr[6].y = 2; + arr[6].val = 1; + + arr[7].x = 6; + arr[7].y = 1; + arr[7].val = 1; + + arr[8].x = 3.8; + arr[8].y = 3; + arr[8].val = 1; + + arr[9].x = 3; + arr[9].y = 10; + arr[9].val = 0; + + arr[10].x = 5.6; + arr[10].y = 4; + arr[10].val = 1; + + arr[11].x = 4; + arr[11].y = 2; + arr[11].val = 1; + + arr[12].x = 3.5; + arr[12].y = 8; + arr[12].val = 0; + + arr[13].x = 2; + arr[13].y = 11; + arr[13].val = 0; + + arr[14].x = 2; + arr[14].y = 5; + arr[14].val = 1; + + arr[15].x = 2; + arr[15].y = 9; + arr[15].val = 0; + + arr[16].x = 1; + arr[16].y = 7; + arr[16].val = 0; + + /*Testing Point*/ + Point p; + p.x = 2.5; + p.y = 7; + + // Parameter to decide groupr of the testing point + while(1) + { + wait(0.1); + int k = 3; + uart1.printf ("The value classified to unknown point" + " is %d.\n", classifyAPoint(arr, n, k, p)); + //return 0; + } + +}
diff -r 000000000000 -r 9ae49accf711 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Apr 15 04:00:54 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/4f6c30876dfa \ No newline at end of file