Pengelompokan Data Dengan K-Means

centroid awal/titik pusat

db->query($datapertahun); $datapertahun2 = "SELECT c1c as b, c2c as k, c3c as j from kriteria WHERE tahun='$n_tahun' AND alternatif_id=$n_c2"; $ta2 = $this->db->query($datapertahun2); $datapertahun3 = "SELECT c1c as b, c2c as k, c3c as j from kriteria WHERE tahun='$n_tahun' AND alternatif_id=$n_c3"; $ta3 = $this->db->query($datapertahun3); $no = 1; foreach ($ta1->result_array() as $s) { ?> result_array() as $s2) { ?> result_array() as $s3) { ?>

C1
C2
C3

centroid awal/titik pusat

C1
C2
C3