def play(images, show=True):
if len(images.shape) == 4:
pass
elif len(images.shape) == 3:
images = images[..., np.newaxis]
layout = __layout_noaxis__()
frames = [
go.Frame(data=go.Image(z=images[i]), name=str(i))
for i in range(len(images))
]
fig = go.Figure(data=go.Image(z=images[0]), frames=frames, layout=layout)
updatemenus = [{
"buttons": [__play__(50), __pause__()],
"direction": "left",
"pad": {
"r": 10,
"t": 70
},
"type": "buttons",
"x": 0.1,
"y": 0
}]
sliders = [{
"pad": {
"b": 10,
"t": 60
},
"len":
0.9,
"x":
0.1,
"y":
0,
"steps": [{
"args": [[f.name], __frame_args__(0)],
"label": str(k),
"method": "animate"
} for k, f in enumerate(fig.frames)]
}]
fig.update_layout(updatemenus=updatemenus, sliders=sliders)
if show:
fig.show()
return fig
def plotly_images(file_path):
files = os.listdir(file_path)
numbers = np.random.randint(1, len(files), 5)
fig = make_subplots(1, 5)
steps = []
for step in np.arange(1, 6, 1):
img = io.imread(file_path + files[numbers[step - 1]])
img = img[:, :, :3]
fig.add_trace(go.Image(z=img), 1, step)
fig.data[step - 1].visible = False
fig.data[0].visible = True
for i in range(len(fig.data)):
step = dict(method="update",
args=[{
"visible": [False] * len(fig.data)
}])
step["args"][0]["visible"][i] = True
steps.append(step)
sliders = [dict(active=0, pad={"t": 5}, steps=steps)]
fig.update_layout(width=500,
height=250,
sliders=sliders,
template='plotly_dark',
title_text="Image Examples",
title_font=dict(size=12))
fig.update_xaxes(showticklabels=False)\
.update_yaxes(showticklabels=False)
return fig
#fig.show()
def get_plotly(net, env, s, title=None):
s_img = env.render(mode='rgb_array')
action_softmax, node_softmaxes, value = net([s], complete=True)
action_probs = action_softmax.probs[0].cpu()
# node_probs = node_softmaxes[0].reshape(*config.soko_size, 5).flip(0).cpu() # flip is because Heatmap flips the display :-(
value = value[0].item()
node_indices = s[4]
node_probs = np.zeros((*config.soko_size, 5))
node_probs[tuple(node_indices.T)] = node_softmaxes[0].cpu()
node_probs = np.flip(node_probs, 0)
fig = make_subplots(rows=2, cols=4, subplot_titles=["State", "MOVE_TO", "PUSH_UP", "State value", "Action probs", "PUSH_LEFT", "PUSH_DOWN", "PUSH_RIGHT"])
fig.add_trace(go.Image(z=s_img), 1, 1)
fig.add_trace(go.Bar(x=["MOVE_TO", "PUSH_UP", "PUSH_DOWN", "PUSH_LEFT", "PUSH_RIGHT"], y=action_probs), 2, 1)
fig.add_trace(go.Bar(x=["value"], y=[value], text=[f'{value:.2f}'], textposition='auto', width=[0.2]), 1, 4)
fig.update_yaxes(range=config.q_range, row=1, col=4)
fig.add_trace(go.Heatmap(z=node_probs[:, :, 0], zmin=0., zmax=1., colorscale='Greys', showscale=False), 1, 2) # MOVE_TO
fig.add_trace(go.Heatmap(z=node_probs[:, :, 1], zmin=0., zmax=1., colorscale='Greys', showscale=False), 1, 3) # PUSH_UP
fig.add_trace(go.Heatmap(z=node_probs[:, :, 2], zmin=0., zmax=1., colorscale='Greys', showscale=False), 2, 3) # PUSH_DOWN
fig.add_trace(go.Heatmap(z=node_probs[:, :, 3], zmin=0., zmax=1., colorscale='Greys', showscale=False), 2, 2) # PUSH_LEFT
fig.add_trace(go.Heatmap(z=node_probs[:, :, 4], zmin=0., zmax=1., colorscale='Greys', showscale=True), 2, 4) # PUSH_RIGHT
fig.update_layout(showlegend=False, title=title, title_x=0.5)
return fig, value, action_probs
def scroll_images(images, show=True):
if len(images.shape) == 4:
pass
elif len(images.shape) == 3:
images = images[..., np.newaxis]
#build each trace
data = [go.Image(z=image, visible=False) for image in images]
data[0]['visible'] = True
steps = [
dict(method='update',
args=[{
'visible': [t == i for t in range(len(data))]
}]) for i in range(len(images))
]
fig = go.Figure(data=data, layout=__layout_noaxis__())
fig = go.FigureWidget(fig)
fig.layout.sliders = [
dict(active=0,
currentvalue={"prefix": "image : "},
pad={"t": 20},
steps=steps)
]
if show:
fig.show()
return fig
def overlap(self, images, **kwargs):
""" Plot several images on one canvas using plotly: render the first one in greyscale
and the rest ones in opaque 'rgb' channels, one channel for each image.
Supports up to four images in total.
Parameters
----------
images : list/tuple
sequence of 2d-arrays for plotting. Can store up to four images.
kwargs : dict
max_size : int
maximum size of a rendered image.
title : str
title of rendered image.
opacity : float
opacity of 'rgb' channels.
xaxis : dict
controls the properties of xaxis-labels; uses plotly-format.
yaxis : dict
controls the properties of yaxis-labels; uses plotly-format.
slice : tuple
sequence of slice-objects for slicing the image to a lesser one.
order_axes : tuple
tuple of ints; defines the order of axes for transposition operation
applied to the image.
other
"""
# update defaults to make total dict of kwargs
defaults = {'coloraxis_colorbar': {'title': 'amplitude'},
'opacity' : 1.0,
'title': 'Seismic inline',
'max_size' : 600,
'order_axes': (1, 0),
'slice': (slice(None, None), slice(None, None))}
updated = {**defaults, **kwargs}
# form different groups of kwargs
render_kwargs = filter_kwargs(updated, ['zmin', 'zmax'])
label_kwargs = filter_kwargs(updated, ['xaxis', 'yaxis', 'coloraxis_colorbar', 'title'])
slc = updated['slice']
# calculate canvas sizes
width, height = images[0].shape[1], images[0].shape[0]
coeff = updated['max_size'] / max(width, height)
width = coeff * width
height = coeff * height
# manually combine first image in greyscale and the rest ones colored differently
combined = channelize_image(255 * np.transpose(images[0], axes=updated['order_axes']),
total_channels=4, greyscale=True)
for img, n_channel in zip(images[1:], (0, 1, 2)):
combined += channelize_image(255 * np.transpose(img, axes=updated['order_axes']),
total_channels=4, n_channel=n_channel, opacity=updated['opacity'])
plot_data = go.Image(z=combined[slc], **render_kwargs) # plot manually combined image
# plot the figure
fig = go.Figure(data=plot_data)
fig.update_layout(width=width, height=height, **label_kwargs)
self.save_and_show(fig, **updated)
def format_results(img, preds):
colors = {
"Healthy": px.colors.qualitative.Plotly[0],
"Scab": px.colors.qualitative.Plotly[0],
"Rust": px.colors.qualitative.Plotly[0],
"Multiple diseases": px.colors.qualitative.Plotly[0]
}
print(colors)
if list.index(preds.tolist(), max(preds)) == 0:
pred = "Healthy"
if list.index(preds.tolist(), max(preds)) == 1:
pred = "Multiple diseases"
if list.index(preds.tolist(), max(preds)) == 2:
pred = "Rust"
if list.index(preds.tolist(), max(preds)) == 3:
pred = "Scab"
colors[pred] = px.colors.qualitative.Plotly[2]
print(colors)
colors = [colors[key] for key in colors.keys()]
fig = make_subplots(rows=1, cols=2)
fig.add_trace(go.Image(z=cv2.resize(img, (205, 150))), row=1, col=1)
fig.add_trace(go.Bar(x=["Healthy", "Multiple diseases", "Rust", "Scab"],
y=preds,
marker=dict(color=colors)),
row=1,
col=2)
fig.update_layout(height=400,
width=800,
title_text="DenseNet Model Predictions",
showlegend=False)
fig.update_layout(template="plotly_white")
st.plotly_chart(fig)
def numpy_to_plotly_image(img,
name=None,
is_depth=False,
scale=None,
quality=95):
r"""Converts a numpy array img to a `plotly.graph_objects.Image` object.
Args
img (np.ndarray): RGB image array
name (str): Name for the returned `plotly.graph_objects.Image` object
is_depth (bool): Bool indicating whether input `img` is depth image. Default: False
scale (int or None): Scale factor to display on hover. If None, will not display `scale: ...`. Default: None
quality (int): Image quality from 0 to 100 (the higher is the better). Default: 95
Returns:
`plotly.graph_objects.Image`
"""
img_str = img_to_b64str(img, quality)
hovertemplate = "x: %%{x}<br>y: %%{y}<br>%s: %s"
if not is_depth:
hover_name = "[%{z[0]}, %{z[1]}, %{z[2]}]"
hovertemplate = hovertemplate % ("color", hover_name)
else:
hover_name = "%{z[0]}"
hovertemplate = hovertemplate % ("depth", hover_name)
if scale is not None:
scale = int(scale) if int(scale) == scale else scale
hovertemplate += f"<br>scale: x{scale}<br>"
hovertemplate += "<extra></extra>"
return go.Image(source=img_str, hovertemplate=hovertemplate, name=name)
def visualize(symbols, glyphs, title, get_fig=False, use_titles=True):
"""Visualize a square of samples and their symbol labels
Args:
symbols: a list of strings that correspond to each glyph
glyphs: a tensor or list of glyphs. These should be normalized from
0 to 1 by a sigmoid activation function
title: title of the plot
get_fig: if true, return the Plotly figure object instead of visualizing immediately
"""
dim = len(glyphs)**(1 / 2)
assert dim == int(dim), "Number of glyphs should be square"
dim = int(dim)
glyphs = np.array(glyphs * 255.).astype('uint8') # make visual
fig = make_subplots(dim,
dim,
subplot_titles=symbols if use_titles else None,
horizontal_spacing=0.01,
vertical_spacing=0.01)
row_num = 1
col_num = 1
for glyph in glyphs:
if glyph.shape[2] == 1:
glyph = tf.broadcast_to(glyph, (glyph.shape[0], glyph.shape[1], 3))
fig.add_trace(go.Image(z=glyph), row=row_num, col=col_num)
if col_num == dim:
row_num += 1
col_num = 1
else:
col_num += 1
fig.update_layout(title_text=title)
if get_fig:
return fig
else:
fig.show()
def display_images(image_index, results):
num_results = len(results)
titles = [
'Noisy Image', 'Denoised Image', 'Adversarial<br>Noisy Image',
'Denoised<br>Adversarial Image'
] + [''] * ((num_results - 1) * 4)
fig = make_subplots(rows=num_results,
cols=4,
horizontal_spacing=0.005,
vertical_spacing=0.005,
subplot_titles=titles)
annotation_interval_y = [0.95, 0.8, 0.65, 0.5, 0.35, 0.2, 0.05]
annotation_interval_x = [
-0.065, -0.065, -0.11, -0.11, -0.11, -0.065, -0.065
]
for i, r in enumerate(results):
noise_title, orig_np, noisy_np, denoised_np, adv_image_np, adv_denoised_np = r
row = i + 1
plots = [noisy_np, denoised_np, adv_image_np, adv_denoised_np]
for col, p in enumerate(plots):
fig.add_trace(go.Image(z=p,
colormodel='rgb',
zmax=[1, 1, 1, 1],
zmin=[0, 0, 0, 0]),
row=row,
col=col + 1)
fig.update_xaxes(showgrid=False,
showticklabels=False,
zeroline=False,
row=row,
col=col + 1)
fig.update_yaxes(showgrid=False,
showticklabels=False,
zeroline=False,
row=row,
col=col + 1)
fig.add_annotation(x=annotation_interval_x[i],
y=annotation_interval_y[i],
text=noise_title,
textangle=0)
fig.update_annotations(xref='paper', yref='paper', showarrow=False)
## Create save directory name
full_directory = 'images//final_adv_examples'
# Create directory if required
if not os.path.exists(full_directory):
os.mkdir(full_directory)
# Save figure
filename = '{}//images_{}.html'.format(full_directory, image_index)
plt_offline.plot(fig, filename=filename, auto_open=False)
def update_image(alpha):
fig = make_subplots(1, 3)
fig.add_trace(go.Image(z=image), 1, 1)
iso_smooth = np.zeros_like(image)
for i in range(3):
iso_smooth[:, :, i] = apply_isotropic_smoothing(image[:, :, i],
alpha=alpha)
fig.add_trace(go.Image(z=iso_smooth), 1, 2)
aniso_smooth = dtensor.smooth(image, alpha=alpha)
fig.add_trace(go.Image(z=aniso_smooth), 1, 3)
fig.update_layout(transition_duration=500)
return fig
def separate(cls, images, **kwargs):
""" Plot several images on a row of canvases using plotly.
TODO: add grid support.
Parameters
----------
images : list/tuple
sequence of 2d-arrays for plotting.
kwargs : dict
max_size : int
maximum size of a rendered image.
title : str
title of rendered image.
xaxis : dict
controls the properties of xaxis-labels; uses plotly-format.
yaxis : dict
controls the properties of yaxis-labels; uses plotly-format.
slice : tuple
sequence of slice-objects for slicing the image to a lesser one.
order_axes : tuple
tuple of ints; defines the order of axes for transposition operation
applied to the image.
other
"""
kwargs = cls.convert_kwargs('separate', kwargs)
# defaults
defaults = {
'max_size': 600,
'order_axes': (1, 0),
'slice': (slice(None, None), slice(None, None))
}
grid = (1, len(images))
updated = {**defaults, **kwargs}
# form different groups of kwargs
render_kwargs = filter_kwargs(updated, [])
label_kwargs = filter_kwargs(updated, ['title'])
xaxis_kwargs = filter_kwargs(updated, ['xaxis'])
yaxis_kwargs = filter_kwargs(updated, ['yaxis'])
slc = updated['slice']
# make sure that the images are greyscale and put them each on separate canvas
fig = make_subplots(rows=grid[0], cols=grid[1])
for i in range(grid[1]):
img = channelize_image(
255 * np.transpose(images[i], axes=updated['order_axes']),
total_channels=4,
greyscale=True,
opacity=1)
fig.add_trace(go.Image(z=img[slc], **render_kwargs),
row=1,
col=i + 1)
fig.update_xaxes(row=1, col=i + 1, **xaxis_kwargs['xaxis'])
fig.update_yaxes(row=1, col=i + 1, **yaxis_kwargs['yaxis'])
fig.update_layout(**label_kwargs)
cls.save_and_show(fig, **updated)
def plot_heatmap(self):
fig = go.Figure()
fig.add_trace(go.Image(z=self.image))
fig.add_trace(
go.Heatmap(z=self.heatmap,
type='heatmap',
colorscale='jet',
opacity=0.7))
return fig
def rgb(cls, image, **kwargs):
""" Plot one image in 'rgb' using plotly.
Parameters
----------
image : np.ndarray
3d-array containing channeled rgb-image.
kwargs : dict
max_size : int
maximum size of a rendered image.
title : str
title of the rendered image.
xaxis : dict
controls the properties of xaxis-labels; uses plotly-format.
yaxis : dict
controls the properties of yaxis-labels; uses plotly-format.
slice : tuple
sequence of slice-objects for slicing the image to a lesser one.
order_axes : tuple
tuple of ints; defines the order of axes for transposition operation
applied to the image.
other
"""
kwargs = cls.convert_kwargs('rgb', kwargs)
# update defaults to make total dict of kwargs
defaults = {
'coloraxis_colorbar': {
'title': 'depth'
},
'max_size': 600,
'order_axes': (1, 0, 2),
'slice': (slice(None, None), slice(None, None))
}
updated = {**defaults, **kwargs}
# form different groups of kwargs
render_kwargs = filter_kwargs(updated, [])
label_kwargs = filter_kwargs(
updated, ['xaxis', 'yaxis', 'coloraxis_colorbar', 'title'])
slc = updated['slice']
# calculate canvas sizes
width, height = image.shape[1], image.shape[0]
coeff = updated['max_size'] / max(width, height)
width = coeff * width
height = coeff * height
# plot the image and set titles
plot_data = go.Image(z=np.transpose(image,
axes=updated['order_axes'])[slc],
**render_kwargs)
fig = go.Figure(data=plot_data)
fig.update_layout(width=width, height=height, **label_kwargs)
cls.save_and_show(fig, **updated)
def smooth_user_image(contents, alpha):
image = load_image(contents)
user_dtensor = DiffusionTensor2D.fromimage(image)
fig = make_subplots(1, 3)
fig.add_trace(go.Image(z=image), 1, 1)
iso_smooth = np.zeros_like(image)
for i in range(3):
iso_smooth[:, :, i] = apply_isotropic_smoothing(image[:, :, i],
alpha=alpha)
fig.add_trace(go.Image(z=iso_smooth), 1, 2)
aniso_smooth = user_dtensor.smooth(image, alpha=alpha)
fig.add_trace(go.Image(z=aniso_smooth), 1, 3)
fig.update_layout(transition_duration=500)
return fig
def draw_image(self, **props):
"""Write base64 encoded images into plotly figure"""
imdata = props['imdata']
base64_decoded = base64.b64decode(imdata)
image = Image.open(io.BytesIO(base64_decoded))
image_np = np.array(image)
self.plotly_fig.add_trace(
go.Image(
z=image_np,
xaxis='x{0}'.format(self.axis_ct),
yaxis='y{0}'.format(self.axis_ct),
), )
def add_bbox_frame(fig, image_str, bbox):
fig.add_trace(go.Image(source=image_str), row=1, col=1)
fig.update_xaxes(range=[0, 100],
constrain='domain',
scaleanchor='y',
scaleratio=1,
row=1,
col=1)
fig.update_yaxes(range=[100, 0],
constrain='domain',
scaleanchor='x',
scaleratio=1,
row=1,
col=1)
def draw_figure(base64_img_string, summary_data, ann_type, visual_type):
data_descript = get_data_descript(ann_type, visual_type)
fig = go.Figure(go.Image(source=base64_img_string))
fig.update_traces(hoverinfo="skip", hovertemplate=None)
for ann in summary_data:
hover = ''
if visual_type == 'SEGM':
x_list = ann['mask_contour'][0]
y_list = ann['mask_contour'][1]
elif visual_type == 'BBOX':
x_list = ann['bbox'][0]
y_list = ann['bbox'][1]
else:
x_list = None
y_list = None
for dx in data_descript:
hover = hover + f'<b>{data_descript[dx]["name"]}:</b> {ann[dx]}<br>'
fig.add_trace(
go.Scatter(
x=x_list,
y=y_list,
fill='toself',
mode='lines',
fillcolor=DATA_CFG[ann['classe']]['color_tr'],
line_color=DATA_CFG[ann['classe']]['color'],
text=hover,
name='',
hoveron='fills'
)
)
config = dict({
'paper_bgcolor': 'rgba(0,0,0,0)',
'plot_bgcolor': 'rgba(0,0,0,0)',
'showlegend': False
})
fig.update_layout(height=300, margin=dict(l=10, r=10, b=10, t=10), template="simple_white")
fig.update_xaxes(visible=False, range=[0, 256]).update_yaxes(visible=False, range=[256, 0])
fig.update_layout(config)
return fig
def _apply_mask_contour(figure, image, mask, slider_opacity):
colorscale = [[0, 'gold'], [0.5, 'gold'], [1, 'gold']]
image = 255 * image
figure.add_trace(go.Image(z=image))
figure.update_layout(margin={"r": 60, "t": 0, "l": 0, "b": 0})
figure.add_trace(
go.Contour(z=mask,
contours_coloring='lines',
line_width=3,
opacity=slider_opacity,
showlegend=False,
showscale=False,
colorscale=colorscale,
colorbar=dict(showticklabels=False)))
return figure
def update_2d_plot_data_by_axis(img_state, slider_control, face_control, view_mode, axis):
if view_mode is None or view_mode["view"] == "3d":
raise PreventUpdate
layout = go.Layout(
autosize=True,
plot_bgcolor="#1D1D1D",
paper_bgcolor="#1D1D1D",
margin=dict(
l=0,
r=0,
t=0,
b=0,
pad=0,
),
xaxis=dict(
autorange=True,
showgrid=False,
zeroline=False,
showline=False,
ticks='',
showticklabels=False
),
yaxis=dict(
autorange=True,
showgrid=False,
zeroline=False,
showline=False,
ticks='',
showticklabels=False
)
)
if img_state is None or slider_control is None:
res = {
"data": [],
'layout': layout
}
else:
stateIns = StateSingleton()
state = stateIns.get_state()
if axis == "i":
z = cv2.cvtColor(np.expand_dims(state['data'][slider_control], axis=-1), cv2.COLOR_GRAY2RGB)
if axis == "j":
z = cv2.cvtColor(np.expand_dims(state['data'][:, slider_control], axis=-1), cv2.COLOR_GRAY2RGB)
if axis == "k":
z = cv2.cvtColor(np.expand_dims(state['data'][:, :, slider_control].T, axis=-1), cv2.COLOR_GRAY2RGB)
res = go.Figure(data=go.Image(z=z), layout=layout)
return res
def make_figure(filename_uri, mode="layout", dragmode="drawrect", show_axes=True):
if mode == "layout":
fig = go.Figure()
# Add trace
fig.add_trace(go.Scatter(x=[], y=[]))
filename = os.path.join("assets", os.path.basename(filename_uri))
im = Image.open(filename)
width, height = im.size
# Add images
fig.add_layout_image(
dict(
source=filename_uri,
xref="x",
yref="y",
x=0,
y=0,
sizex=width,
sizey=height,
sizing="contain",
layer="below",
)
)
fig.update_layout(template=None)
fig.update_xaxes(
showgrid=False, range=(0, width), showticklabels=False, zeroline=False
)
fig.update_yaxes(
showgrid=False,
scaleanchor="x",
range=(height, 0),
showticklabels=False,
zeroline=False,
)
else:
im = io.imread(filename_uri[1:])
fig = go.Figure(go.Image(z=im))
fig.update_layout(
margin=dict(t=0, b=0), dragmode=dragmode,
)
if not show_axes:
fig.update_xaxes(showgrid=False)
fig.update_yaxes(showgrid=False)
return fig
def dash_plot_wc(selected_df, label, d_dict, pos_dict, neg_dict):
'''
Signature: plot_wc(selected_df=None, label=None, d_dict=None)
Doctring: Return plotly figure
Parameter: selected_df: string, dataframe variable name
label: interger, 0 or 1
d_dict: dictionary
pos_dict: dictionary
neg_dict: dictionary
'''
df = d_dict.get(selected_df)
fig = go.Figure()
if label == 0:
wc_df = neg_dict.get(selected_df)
# create WordCoud object
wc = WordCloud(background_color="white")
# generate word cloud
wc.generate_from_frequencies(dict(wc_df))
title = 'Top 50 Words from Negative Reviews'
else:
wc_df = pos_dict.get(selected_df)
# create WordCoud object
wc = WordCloud(background_color="white")
# generate word cloud
wc.generate_from_frequencies(dict(wc_df))
title = 'Top 50 Words from Positive Reviews'
fig.add_trace(go.Image(z=wc))
fig.update_layout(title={
'text': title,
'x': 0.5,
'xanchor': 'center'
},
width=495,
height=350,
hovermode=False,
autosize=False,
margin=dict(l=0, r=0, b=1, t=50, pad=4))
fig.update_xaxes(showticklabels=False)
fig.update_yaxes(showticklabels=False)
return fig
def show_wc(selected_df, label):
df = df_dict.get(selected_df)
fig = go.Figure()
if label == 0:
wc_df = neg_wc_dict.get(selected_df)
# create WordCoud object
wc = WordCloud(background_color="white")
# generate word cloud
wc.generate_from_frequencies(dict(wc_df))
title = '<b>Top 50 Words from Negative Reviews'
else:
wc_df = pos_wc_dict.get(selected_df)
# create WordCoud object
wc = WordCloud(background_color="white")
# generate word cloud
wc.generate_from_frequencies(dict(wc_df))
title = '<b>Top 50 Words from Positive Reviews</b>'
fig.add_trace(go.Image(z=wc))
fig.update_layout(title={
'text': title,
'x': 0.5,
'y': 0.85,
'xanchor': 'center'
},
hovermode=False,
autosize=True,
margin=dict(l=5, r=5, b=0, t=0),
font=dict(size=15, color='#c5a654'))
fig.update_xaxes(showticklabels=False,
showline=True,
linewidth=1,
linecolor='#88bccb',
mirror=True)
fig.update_yaxes(showticklabels=False,
showline=True,
linewidth=1,
linecolor='#e4c02e',
mirror=True)
return fig
def plot_wcloud(lst, spt1, spt2, word_type):
'''
Signature: plot_wcloud(lst=None, spt1=None, spt2=None, word_type)
Docstring: Return a plotly express figure of word cloud image.
Parameters: lst: list of tuple of word and count.
spt1: string, subplot one title.
spt2: string, subplot two title.
word_type: string, subplots title word
'''
# create figure with 2 subplot
fig = make_subplots(
rows=2,
cols=1,
vertical_spacing=0.1,
subplot_titles=(f'<i><b>{spt1}</b></i> Review Top 50 {word_type}',
f'<i><b>{spt2}</b></i> Review Top 50 {word_type}'))
for i, j in enumerate(lst):
# create WordCoud object
wc = WordCloud(background_color="white")
# generate word cloud
wc.generate_from_frequencies(dict(j))
fig.add_trace(go.Image(z=wc), row=i + 1, col=1)
# set subplot title font size
for annotation in fig['layout']['annotations']:
annotation['font'] = {'size': 24}
fig.update_layout(width=550, height=700, hovermode=False, autosize=False)
fig.update_xaxes(showticklabels=False,
showline=True,
linewidth=1,
linecolor='grey',
mirror=True)
fig.update_yaxes(showticklabels=False,
showline=True,
linewidth=1,
linecolor='grey',
mirror=True)
fig.show(scale=10)
def matrice():
dg = [21, 67, 96]
lg = [41, 128, 185]
w = [253, 254, 254]
x = [
'CYBERIA', 'WAVENET', 'OGERONET-TRIPOLI', 'IncoNet Data Management',
'OGERONET-Jounieh', 'USJ', 'BROADBAND PLUS', 'FARAHNET', 'AUBNET'
]
data = [[w, lg, lg, lg, lg, lg, lg, dg, lg],
[lg, w, lg, lg, lg, lg, lg, lg, lg],
[w, lg, w, lg, lg, lg, lg, lg, lg],
[lg, lg, lg, w, lg, lg, lg, dg, lg],
[w, lg, lg, lg, w, lg, lg, lg, lg],
[lg, lg, lg, lg, lg, w, lg, dg, lg],
[lg, lg, lg, lg, lg, lg, w, lg, lg],
[w, lg, lg, dg, lg, lg, dg, w, dg],
[lg, lg, lg, lg, lg, lg, lg, dg, w]]
fig = go.Figure(go.Image(z=data))
fig.show()
def update_figure(selected_num):
filtered_df = df[df['Number'] == selected_num]
traces = []
fig.add_trace(go.Image(z=img), 1, 1)
for i in filtered_df['Location'].unique():
df_location = filtered_df[filtered_df['Location'] == i]
traces.append(
dict(
x=df_location['Lat'],
y=df_location['Lon'],
text=df_location['Location'],
mode='markers',
marker={
'size': df_location['Result'] * 5,
'color': df_location['Color']
},
name=i,
)),
return {'data': traces, 'layout': layout}
def image_montage(image_dir, details, summary):
patients = list(details.Patient.unique())
max_image_counts = int(
details.groupby('Patient').agg('nunique')['fn'].max())
number_of_patients = len(patients)
montage = make_subplots(number_of_patients,
max_image_counts,
vertical_spacing=0.05)
summary = summary.set_index('Patient')
for p_i, patient in enumerate(patients):
patient_filter = (details.Patient == patient)
patient_df = details.loc[patient_filter, ['fn', 'Predicted_label']]
infection_rate = summary.loc[patient, '% Infected Cells']
montage.add_annotation(
text=f"Patient {patient}: {infection_rate} % infected",
xref="paper",
yref="paper",
x=0,
# include verticle spacing
y=1.05 - p_i * (1 / number_of_patients + 0.05),
showarrow=False)
for i_i, row in patient_df.reset_index().iterrows():
im_p = row['fn']
pred = row['Predicted_label']
img_i = Image.open(image_dir + im_p.split('/')[-1]).copy()
img_i = img_i.convert('RGB')
img_i = resize_image(img_i, 50)
img_i = pad_image(img_i, 55, pred)
img_i = np.array(img_i)
montage.add_trace(go.Image(z=img_i), p_i + 1, i_i + 1)
# hide subplot y-axis titles and x-axis titles
for axis in montage.layout:
if isinstance(montage.layout[axis], go.layout.YAxis):
montage.layout[axis].tickfont = dict(color='rgba(0,0,0,0)')
if isinstance(montage.layout[axis], go.layout.XAxis):
montage.layout[axis].tickfont = dict(color='rgba(0,0,0,0)')
return montage
def plot_image(images, show=True):
if len(images.shape) == 4:
pass
elif len(images.shape) == 3:
images = images[np.newaxis, ...]
elif len(images.shape) == 2:
images = images[np.newaxis, :, :, np.newaxis]
g = int(np.ceil(np.sqrt(images.shape[0])))
fig = subplots.make_subplots(rows=g,
cols=g,
shared_xaxes=True,
shared_yaxes=True,
vertical_spacing=0.004,
horizontal_spacing=0.004)
fig.update_xaxes(**__layout_noaxis__()['xaxis'])
fig.update_yaxes(**__layout_noaxis__()['yaxis'])
for i, image in enumerate(images, 0):
fig.add_trace(go.Image(z=image), (i % g) + 1, (i // g) + 1)
if show:
fig.show()
def render_figure(active_img_idx, patch, editable=True):
active_img = loaded_data[active_img_idx].copy()
img_width, img_height = active_img.size
fig = go.Figure(go.Image(z=np.array(active_img)))
fig.add_shape(
editable=editable,
xref="x",
yref="y",
layer="above",
line={"color": "cyan"},
opacity=0.7,
fillcolor="cyan",
type="rect",
**patch,
)
fig.update_xaxes(showgrid=False, range=(0, img_width))
fig.update_yaxes(showgrid=False,
scaleanchor="x",
range=(img_height, 0))
fig.update_layout(autosize=False, width=800, height=800)
return fig
def plotly_image_slider(images, ticks, slider_prefix="Distance < "):
"""
Plots all images with a slider named after ticks.
"""
fig = go.Figure()
for img in images:
fig.add_trace(
go.Image(z=img, visible=False)
)
fig.data[0].visible = True
steps = []
for i, t in enumerate(ticks):
step = dict(
method="restyle",
args=["visible", [False] * len(fig.data)],
label=t
)
step["args"][1][i] = True
steps.append(step)
sliders = [dict(
active=0,
currentvalue={"prefix": slider_prefix},
pad={"t": 50},
steps=steps
)]
fig.update_layout(
template="none",
sliders=sliders,
)
return fig
import numpy as np
import img_transform
import plot_common
import skimage.io
import skimage.transform
import plotly.graph_objects as go
x = plot_common.path_to_img_ndarray('assets/Keymaker.jpg')
#x=x[:10,:10,:]
xrot = skimage.transform.rotate(x, 90)
print('x', x.shape)
print('xrot', xrot.shape)
print(np.sum(xrot != 0))
print(xrot.max())
print(xrot.min())
#fig=go.Figure(data=go.Image(z=xrot))
#x=np.transpose(x,(1,0,2))
img_trace = go.Image(z=xrot, zmax=[1, 1, 1, 1])
fig = go.Figure(data=img_trace)
fig.show()