From d0f19b8bc7ab11449cea028106504cacecd94f66 Mon Sep 17 00:00:00 2001
From: hanemile <emile.hansmaennel@gmail.com>
Date: Mon, 19 Mar 2018 20:47:13 +0100
Subject: cleaned up

---
 src/python/experiments/nn.py   | 60 ++++++++++++++++++++++++++++++++++++++++++
 src/python/experiments/view.py | 48 +++++++++++++++++++++++++++++++++
 2 files changed, 108 insertions(+)
 create mode 100755 src/python/experiments/nn.py
 create mode 100644 src/python/experiments/view.py

(limited to 'src/python/experiments')

diff --git a/src/python/experiments/nn.py b/src/python/experiments/nn.py
new file mode 100755
index 0000000..b36b103
--- /dev/null
+++ b/src/python/experiments/nn.py
@@ -0,0 +1,60 @@
+#!/usr/bin/env python
+
+# Import numpy for using matrix operations
+import numpy as np
+
+# define an actovation function
+def sigmoid(x,deriv=False):
+    if(deriv==True):
+        return x*(1-x)
+    return 1/(1+np.exp(-x))
+
+# 0 0 1 0
+# 0 1 1 0
+# 1 0 1 1
+# 1 1 1 1
+
+# define an input matrix
+X = np.array([ [0,0,1], [0,1,1], [1,0,1], [1,1,1] ])
+
+# define an output matrix
+y = np.array([[0,0,1,1]]).T
+
+# seed numpy
+np.random.seed(1)
+
+# generate some weights
+syn0 = 2*np.random.random((3,4)) - 1
+
+# define how often the calculations should be run
+
+n = 100000
+
+# loop
+for i in range(n):
+    # define the first layer
+    l0 = X
+
+    # define the second layer using the first layer and the weights
+    l1 = sigmoid(np.dot(l0,syn0))
+
+    # calculate an error
+    l1_error = y - l1
+
+    # calculate how fatal the error is
+    l1_delta = l1_error * sigmoid(l1,True)
+
+    # adjust the weights
+    syn0 += np.dot(l0.T,l1_delta)
+
+    # print some information
+    if (i % (n / 10000) == 0):
+        print("l1: " + str(l1))
+
+print("")
+print("Output After Training:")
+print(l1)
+
+l0 = np.array([0, 1, 0])
+l1 = sigmoid(np.dot(l0, syn0))
+print(l1)
diff --git a/src/python/experiments/view.py b/src/python/experiments/view.py
new file mode 100644
index 0000000..a30ec48
--- /dev/null
+++ b/src/python/experiments/view.py
@@ -0,0 +1,48 @@
+import bpy
+from numpy import genfromtxt
+import os
+import sys
+
+directory = "stars/"
+# # print(directory)
+#
+files = [sys.argv[3]]
+
+# print("### \n\n")
+#
+# for data_file in os.listdir(directory):
+#     files.append(data_file)
+#     print(data_file)
+#
+# print("### \n\n")
+
+for data in files:
+    path = str(directory) + str(data)
+    print(path)
+
+    verts = genfromtxt(path, delimiter=', ', skip_header=0)
+
+    print(verts)
+
+# verts = [(-1.0, 1.0, 0.0), (-1.0, -1.0, 0.0), (1.0, -1.0, 0.0), (1.0, 1.0, 0.0)]
+
+    # create mesh and object
+    mesh = bpy.data.meshes.new(data)
+    object = bpy.data.objects.new(data,mesh)
+
+    # set mesh location
+    object.location = bpy.context.scene.cursor_location
+    bpy.context.scene.objects.link(object)
+
+    # create mesh from python data
+    mesh.from_pydata(verts,[],[])
+    mesh.update(calc_edges=True)
+
+    bpy.ops.object.select_all(action='SELECT')
+
+for area in bpy.context.screen.areas:
+    if area.type == 'VIEW_3D':
+        for region in area.regions:
+            if region.type == 'WINDOW':
+                override = {'area': area, 'region': region, 'edit_object': bpy.context.edit_object}
+bpy.ops.view3d.view_all(override)
-- 
cgit 1.4.1