From c49d1033bc45d05a08a5592d9e2a8bae32d502aa Mon Sep 17 00:00:00 2001
From: Christian Muehlhaeuser <muesli@gmail.com>
Date: Tue, 29 May 2018 03:54:58 +0200
Subject: [PATCH] Added Cluster.removePoint(point) for convenience

---
 cluster.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/cluster.go b/cluster.go
index a960936..8b82bc4 100644
--- a/cluster.go
+++ b/cluster.go
@@ -26,6 +26,18 @@ func (c Clusters) Nearest(point Point) int {
 	return ci
 }
 
+// removePoint removes a point's assignment to this cluster
+func (c *Cluster) removePoint(p Point) {
+	var pp Points
+	for _, v := range c.Points {
+		if !v.Equal(p) {
+			pp = append(pp, p)
+		}
+	}
+
+	c.Points = pp
+}
+
 // recenter recenters a cluster
 func (c *Cluster) recenter() {
 	center, err := c.Points.Mean()