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Polynomial kernel gradients wrt X working.

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This commit is contained in:
Neil Lawrence 2013-08-28 00:20:12 +02:00
parent a61feb17a5
commit b127c96bf2
8 changed files with 79 additions and 26 deletions
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9
GPy/util/datasets.py
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@ -16,10 +16,9 @@ import datetime
import sys, urllib
def reporthook(a,b,c):
# ',' at the end of the line is important!
print "% 3.1f%% of %d bytes\r" % (min(100, float(a * b) / c * 100), c),
#print "% 3.1f%% of %d bytes\r" % (min(100, float(a * b) / c * 100), c),
#you can also use sys.stdout.write
#sys.stdout.write("\r% 3.1f%% of %d bytes"
# % (min(100, float(a * b) / c * 100), c)
sys.stdout.write("\r% 3.1f%% of %d bytes" % (min(100, float(a * b) / c * 100), c))
sys.stdout.flush()
# Global variables
@ -288,7 +287,7 @@ except ImportError:
gpxpy_available = False
if gpxpy_available:
def epomeo_gpx(data_set='epomeo_gpx'):
def epomeo_gpx(data_set='epomeo_gpx', sample_every=4):
if not data_available(data_set):
download_data(data_set)
files = ['endomondo_1', 'endomondo_2', 'garmin_watch_via_endomondo','viewranger_phone', 'viewranger_tablet']
@ -301,7 +300,7 @@ if gpxpy_available:
segment = gpx.tracks[0].segments[0]
points = [point for track in gpx.tracks for segment in track.segments for point in segment.points]
data = [[(point.time-datetime.datetime(2013,8,21)).total_seconds(), point.latitude, point.longitude, point.elevation] for point in points]
X.append(np.asarray(data))
X.append(np.asarray(data)[::sample_every, :])
gpx_file.close()
return data_details_return({'X' : X, 'info' : 'Data is an array containing time in seconds, latitude, longitude and elevation in that order.'}, data_set)