def go_to_player(self, dif_x, dif_y):
"""
determine where do we have to go to follow the player
"""
if is_positive(dif_x):
self.rect.x += self.speed // 2 #go right
else:
self.rect.x -= self.speed // 2 #go left
if is_positive(dif_y):
self.rect.y += self.speed // 2 #go down
else:
self.rect.y -= self.speed // 2 #go up
def get_feats_from_cnn(rows, model=None):
"""
fprop rows using best trained model and returns activations of the
penultimate layer
"""
conf = utils.get_config()
patch_size = conf['patch_size']
region_size = conf['region_size']
batch_size = None
preds = utils.get_predictor(model=model, return_all=True)
y = np.zeros(len(rows))
samples = np.zeros(
(len(rows), region_size, region_size, 1), dtype=np.float32)
for i, row in enumerate(rows):
print 'processing %i-th image: %s' % (i, row['image_filename'])
try:
samples[i] = utils.get_samples_from_image(row, False)[0]
except ValueError as e:
print '{1} Value error: {0}'.format(str(e), row['image_filename'])
y[i] = utils.is_positive(row)
ds = DenseDesignMatrix(topo_view=samples)
pipeline = utils.get_pipeline(
ds.X_topo_space.shape, patch_size, batch_size)
pipeline.apply(ds)
return preds[-2](ds.get_topological_view()), y
def get_feats_from_imagenet_in_partitions():
conf = utils.get_config()
imagenet_data = os.path.join(
conf['models_path'], 'decafnet', 'imagenet.decafnet.epoch90')
imagenet_meta = os.path.join(
conf['models_path'], 'decafnet', 'imagenet.decafnet.meta')
net = DecafNet(imagenet_data, imagenet_meta)
rows = utils.get_filtered_rows()
sets = utils.split_dataset(
rows, conf['valid_percent'], conf['test_percent'], rng=conf['rng_seed'])
feats = []
ys = []
for s in sets:
X = np.zeros((len(s), 4096))
y = np.zeros(len(s))
for i, row in enumerate(s):
try:
log.info('processing %i-th of %i' % (i, len(s)))
origin, im = utils.extract_roi(row, 30, True)
scores = net.classify(np.asarray(im), center_only=True)
X[i] = net.feature('fc7_cudanet_out')
y[i] = utils.is_positive(row)
except:
continue
feats.append(X)
ys.append(y)
return feats[0], ys[0], feats[1], ys[1], feats[2], ys[2]
def get_feats_from_cnn(rows, model=None):
"""
fprop rows using best trained model and returns activations of the
penultimate layer
"""
conf = utils.get_config()
patch_size = conf['patch_size']
region_size = conf['region_size']
batch_size = None
preds = utils.get_predictor(model=model, return_all=True)
y = np.zeros(len(rows))
samples = np.zeros((len(rows), region_size, region_size, 1),
dtype=np.float32)
for i, row in enumerate(rows):
print 'processing %i-th image: %s' % (i, row['image_filename'])
try:
samples[i] = utils.get_samples_from_image(row, False)[0]
except ValueError as e:
print '{1} Value error: {0}'.format(str(e), row['image_filename'])
y[i] = utils.is_positive(row)
ds = DenseDesignMatrix(topo_view=samples)
pipeline = utils.get_pipeline(ds.X_topo_space.shape, patch_size,
batch_size)
pipeline.apply(ds)
return preds[-2](ds.get_topological_view()), y
def get_feats_from_imagenet_in_partitions():
conf = utils.get_config()
imagenet_data = os.path.join(conf['models_path'], 'decafnet',
'imagenet.decafnet.epoch90')
imagenet_meta = os.path.join(conf['models_path'], 'decafnet',
'imagenet.decafnet.meta')
net = DecafNet(imagenet_data, imagenet_meta)
rows = utils.get_filtered_rows()
sets = utils.split_dataset(rows,
conf['valid_percent'],
conf['test_percent'],
rng=conf['rng_seed'])
feats = []
ys = []
for s in sets:
X = np.zeros((len(s), 4096))
y = np.zeros(len(s))
for i, row in enumerate(s):
try:
log.info('processing %i-th of %i' % (i, len(s)))
origin, im = utils.extract_roi(row, 30, True)
scores = net.classify(np.asarray(im), center_only=True)
X[i] = net.feature('fc7_cudanet_out')
y[i] = utils.is_positive(row)
except:
continue
feats.append(X)
ys.append(y)
return feats[0], ys[0], feats[1], ys[1], feats[2], ys[2]
def dodge(self, dif_x, dif_y):
"""
trying to dodge player shots
"""
if is_positive(dif_x): #enemy at the left of the player
self.rect.x -= self.speed #go left to try to dodge bullets
else:
self.rect.x += self.speed
def get_features(rows, features, segm_ids):
'''
Get features from a set of rows using segm_ids as a LUT.
'''
X = np.zeros((len(rows), features.shape[1]))
y = np.zeros(len(rows))
for i, row in enumerate(rows):
X[i] = features[np.nonzero(int(row['segmentation_id']) == segm_ids)][0]
y[i] = utils.is_positive(row)
return X, y
def get_features(rows, features, segm_ids):
'''
Get features from a set of rows using segm_ids as a LUT.
'''
X = np.zeros((len(rows), features.shape[1]))
y = np.zeros(len(rows))
for i, row in enumerate(rows):
X[i] = features[np.nonzero(int(row['segmentation_id']) == segm_ids)][0]
y[i] = utils.is_positive(row)
return X, y
def movement(self, player_x, player_y):
"""
function to estimate moves of enemies.
"""
close = [i for i in range(-40, 41)]
dif_x = player_x - self.rect.x
dif_y = player_y - self.rect.y
if dif_x in close and dif_y not in close and is_positive(
dif_y): #enemy in "danger zone"
self.dodge(dif_x, dif_y)
else:
self.go_to_player(dif_x, dif_y)
def get_options(project_type, service_options):
base_path = f"{project_type}/options/"
path_len = len(base_path)
if os.path.exists(base_path):
paths = [f"{base_path}{f}" for f in os.listdir(base_path)]
options = {}
for path in paths:
name = path[path_len:-5]
if edge_case := OPTIONS_EDGE_CASES.get(name):
name = edge_case["alias"]
value = service_options.get(name)
options[name] = {
"path": path,
"value": value,
"is_positive": utils.is_positive(value)
}
if edge_case and utils.is_positive(value):
options[name].update({
"extra_updates":
edge_case.get("extra_updates"),
"edgeCase":
True
})
return options
def get_feats_from_imagenet(rows):
conf = utils.get_config()
imagenet_data = os.path.join(
conf['models_path'], 'decafnet', 'imagenet.decafnet.epoch90')
imagenet_meta = os.path.join(
conf['models_path'], 'decafnet', 'imagenet.decafnet.meta')
net = DecafNet(imagenet_data, imagenet_meta)
X = np.zeros((len(rows), 4096))
y = np.zeros(len(rows))
for i, row in enumerate(rows):
try:
log.info('processing %i-th of %i' % (i, len(rows)))
origin, im = utils.extract_roi(row, 30, True)
scores = net.classify(np.asarray(im), center_only=True)
X[i] = net.feature('fc7_cudanet_out')
y[i] = utils.is_positive(row)
except:
continue
return X, y
def get_feats_from_imagenet(rows):
conf = utils.get_config()
imagenet_data = os.path.join(conf['models_path'], 'decafnet',
'imagenet.decafnet.epoch90')
imagenet_meta = os.path.join(conf['models_path'], 'decafnet',
'imagenet.decafnet.meta')
net = DecafNet(imagenet_data, imagenet_meta)
X = np.zeros((len(rows), 4096))
y = np.zeros(len(rows))
for i, row in enumerate(rows):
try:
log.info('processing %i-th of %i' % (i, len(rows)))
origin, im = utils.extract_roi(row, 30, True)
scores = net.classify(np.asarray(im), center_only=True)
X[i] = net.feature('fc7_cudanet_out')
y[i] = utils.is_positive(row)
except:
continue
return X, y
def get_all_feats():
rows = utils.get_filtered_rows()
y = np.asarray([utils.is_positive(r) for r in rows])
conv = get_fprop_fn()
X = get_feats_from_rows(rows, conv, 30)
return X, y
def get_all_feats():
rows = utils.get_filtered_rows()
y = np.asarray([utils.is_positive(r) for r in rows])
conv = get_fprop_fn()
X = get_feats_from_rows(rows, conv, 30)
return X, y
feats = []
for row in subrows:
samples = utils.get_samples_from_image(
row, oversampling=(subset == 'train' and conf['oversampling']))
print "%i samples to %s taken from %s" % (
len(samples), subset, row['image_filename'])
if len(samples) == 0:
continue
samples = np.array(samples, dtype=np.float32) / 255.0
# linearized dimension of im
ndim = np.cumprod(samples.shape[1:])[-1]
samples = samples.reshape(samples.shape[0], ndim)
if X is None:
f = h5py.File(paths['raw_' + subset], 'w')
X = f.create_dataset('X', (0, ndim), maxshape=(None, ndim),
compression = "gzip", compression_opts = 9)
X.resize(X.shape[0] + samples.shape[0], axis=0)
X[-len(samples):] = samples
y.extend([utils.is_positive(row) for i in range(len(samples))])
feats.extend(
[[float(v) for k, v in row.iteritems() if len(filter(k.startswith, prefixes)) > 0]] * samples.shape[0])
y = np.asarray(y)
y = np.vstack((y, 1 - y)).T
f.create_dataset('y', data=y)
f.create_dataset('feats', data=np.asarray(feats))
nsamples[subset] = X.shape[0]
f.close()
serial.save(paths[subset + '_rows'], subrows)