-
Notifications
You must be signed in to change notification settings - Fork 57
/
Copy pathsammon_data.html
257 lines (219 loc) · 6.02 KB
/
sammon_data.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
<html>
<head>
<title>
SAMMON_DATA - Sample M-Dimensional Datasets for Cluster Analysis
</title>
</head>
<body bgcolor="#EEEEEE" link="#CC0000" alink="#FF3300" vlink="#000055">
<h1 align = "center">
SAMMON_DATA <br> Sample M-Dimensional Datasets for Cluster Analysis
</h1>
<hr>
<p>
<b>SAMMON_DATA</b>
is a MATLAB program which
generates 6 files of test data for multivariate data clustering.
</p>
<h3 align = "center">
Usage:
</h3>
<p>
<blockquote>
<b>sammon_data</b>
</blockquote>
</p>
<h3 align = "center">
Licensing:
</h3>
<p>
The computer code and data files described and made available on this
web page are distributed under
<a href = "../../txt/gnu_lgpl.txt">the GNU LGPL license.</a>
</p>
<h3 align = "center">
Languages:
</h3>
<p>
<b>SAMMON_DATA</b> is available in
<a href = "../../m_src/sammon_data/sammon_data.html">a MATLAB version</a>.
</p>
<h3 align = "center">
Related Data and Programs:
</h3>
<p>
<a href = "../../m_src/asa113/asa113.html">
ASA113</a>,
a MATLAB library which
implements the Banfield and Bassill clustering algorithm using
transfers and swaps.
</p>
<p>
<a href = "../../m_src/asa136/asa136.html">
ASA136</a>,
a MATLAB library which
implements the Hartigan and Wong clustering algorithm.
</p>
<p>
<a href = "../../f_src/cluster_energy/cluster_energy.html">
CLUSTER_ENERGY</a>,
a FORTRAN90 program which
groups data into a given number of clusters to minimize the energy.
</p>
<p>
<a href = "../../m_src/kmeans/kmeans.html">
KMEANS</a>,
a MATLAB library which
contains several different algorithms for the K-Means problem.
</p>
<p>
<a href = "../../datasets/martinez/martinez.html">
MARTINEZ</a>,
a dataset directory which
contains datasets for computational statistics;
</p>
<p>
<a href = "../../datasets/mds/mds.html">
MDS</a>,
a dataset directory which
contains datasets for M-dimensional scaling;
</p>
<p>
<a href = "../../datasets/pcl/pcl.html">
PCL</a>,
a dataset directory which
contains datasets from a gene expression experiment on Arabidopsis,
which are candidates for data cluster analysis;
</p>
<p>
<a href = "../../datasets/spaeth/spaeth.html">
SPAETH</a>,
a dataset directory which
contains datasets for cluster analysis;
</p>
<p>
<a href = "../../f_src/spaeth/spaeth.html">
SPAETH</a>,
a FORTRAN90 library which
can cluster data according to various principles.
</p>
<p>
<a href = "../../datasets/spaeth2/spaeth2.html">
SPAETH2</a>,
a dataset directory which
contains datasets for cluster analysis;
</p>
<p>
<a href = "../../f_src/spaeth2/spaeth2.html">
SPAETH2</a>,
a FORTRAN90 library which
can cluster data according to various principles.
</p>
<h3 align = "center">
Reference:
</h3>
<p>
<ol>
<li>
Ronald Fisher,<br>
The use of multiple measurements in taxonomic problems,<br>
Annual Eugenics,<br>
Volume 7, part II, 1936, pages 179-188.
</li>
<li>
John Sammon,<br>
A nonlinear mapping for data structure analysis,<br>
IEEE Transactions on Computers,<br>
Volume C-18, Number 5, May 1969, pages 401-409.
</li>
</ol>
</p>
<h3 align = "center">
Source Code:
</h3>
<p>
<ul>
<li>
<a href = "sammon_data.m">sammon_data.m</a>, the source code.
</li>
</ul>
</p>
<h3 align = "center">
Examples and Tests:
</h3>
<p>
<ul>
<li>
<a href = "sammon_data_output.txt">sammon_data_output.txt</a>,
the output file.
</li>
<li>
<a href = "sammon_circle.txt">sammon_circle.txt</a>, points on a circle.
</li>
<li>
<a href = "sammon_helix.txt">sammon_helix.txt</a>, points on a helix.
</li>
<li>
<a href = "sammon_iris.txt">sammon_iris.txt</a>, Fisher's iris data.
</li>
<li>
<a href = "sammon_linear.txt">sammon_linear.txt</a>, points on a line.
</li>
<li>
<a href = "sammon_nonlinear.txt">sammon_nonlinear.txt</a>,
points on a nonlinear curve.
</li>
<li>
<a href = "sammon_simplex.txt">sammon_simplex.txt</a>,
points clustered around the vertices of a simplex.
</li>
</ul>
</p>
<h3 align = "center">
List of Routines:
</h3>
<p>
<ul>
<li>
<b>SAMMON_DATA</b> generates data for SAMMON tests.
</li>
<li>
<b>DATA_CIRCLE</b> writes the circle test data.
</li>
<li>
<b>DATA_HELIX</b> writes the helix test data.
</li>
<li>
<b>DATA_IRIS</b> writes the Iris test data.
</li>
<li>
<b>DATA_LINEAR</b> writes the straight line test data.
</li>
<li>
<b>DATA_NONLINEAR</b> writes the nonlinear test data.
</li>
<li>
<b>DATA_SIMPLEX</b> writes the nonlinear test data.
</li>
<li>
<b>R8MAT_WRITE</b> writes an R8MAT file.
</li>
<li>
<b>SIMPLEX_COORDINATES2</b> computes the Cartesian coordinates of simplex vertices.
</li>
<li>
<b>TIMESTAMP</b> prints the current YMDHMS date as a timestamp.
</li>
</ul>
</p>
<p>
You can go up one level to <a href = "../m_src.html">
the MATLAB source codes</a>.
</p>
<hr>
<i>
Last revised on 20 September 2010.
</i>
<!-- John Burkardt -->
</body>
<!-- Initial HTML skeleton created by HTMLINDEX. -->
</html>