def hist(self, bins=None, stacked=None, orientation="vertical", **kwargs):
data = self._preprocess_data(with_index=False)
if isinstance(bins, int):
bins = alt.Bin(maxbins=bins)
elif bins is None:
bins = True
if orientation == "vertical":
Indep, Dep = alt.X, alt.Y
elif orientation == "horizontal":
Indep, Dep = alt.Y, alt.X
else:
raise ValueError("orientation must be 'horizontal' or 'vertical'.")
mark = self._get_mark_def({
"type": "bar",
"orient": orientation
}, kwargs)
chart = (alt.Chart(data, mark=mark).transform_fold(
list(data.columns), as_=["column", "value"]).encode(
Indep("value:Q", title=None, bin=bins),
Dep("count()", title="Frequency", stack=stacked),
color="column:N",
))
if kwargs.get("subplots"):
nrows, ncols = _get_layout(data.shape[1],
kwargs.get("layout", (-1, 1)))
chart = chart.encode(
facet=alt.Facet("column:N", title=None)).properties(
columns=ncols)
return chart
def altPlotNewDeaths(df: pd.DataFrame, save_chart=False):
dChart = alt.Chart(
df[df['denominazione_regione'] != 'Molise']).mark_line().encode(
alt.X('data:T', title=None),
alt.Y('rolling_mean:Q', title=None),
color=alt.Color('denominazione_regione:N',
legend=None,
scale=alt.Scale(scheme='dark2')),
facet=alt.Facet('denominazione_regione:N', columns=4, title=None),
tooltip=[
alt.Tooltip('nuovi_decessi:Q', title='Nuovi decessi')
]).properties(
width=160, height=90, title='Nuovi decessi').configure_view(
strokeWidth=0).configure_axis(grid=False).configure_title(
color='gray',
fontSize=24,
).configure_line(size=4).transform_window(
rolling_mean='mean(nuovi_decessi)',
frame=[-1, 1],
groupby=['denominazione_regione'])
if save_chart:
dChart.save('newDeaths.png', scale_factor=2.0)
return dChart
def visualise_tsne(tsne_df, save=True, fig_num=15):
"""Visualise tsne plot"""
tsne_base = alt.Chart(tsne_df).encode(
x=alt.X("x:Q", title="", axis=alt.Axis(ticks=False, labels=False)),
y=alt.Y("y:Q", title="", axis=alt.Axis(ticks=False, labels=False)),
)
tsne_points = ((
tsne_base.mark_point(
filled=True, opacity=0.5, stroke="black",
strokeOpacity=0.5).encode(
color=alt.Color("org_type", title="Organisation type"),
strokeWidth=alt.Stroke("top",
scale=alt.Scale(range=[0, 1]),
legend=None),
# stroke = alt.value('blue'),
size=alt.Size("activity:Q", title="Number of papers"),
facet=alt.Facet("size",
columns=2,
title="Number of organisations in plot"),
tooltip=["index"],
)).interactive().resolve_scale(
y="independent", x="independent").properties(width=250,
height=250))
if save is True:
save_altair(tsne_points, "fig_15_tsne", driv)
return tsne_points
def altPlotNewICU(df: pd.DataFrame, save_chart=False):
tiChart = alt.Chart(df).mark_line().encode(
alt.X('data:T', title=None),
alt.Y('rolling_mean:Q', title=None),
color=alt.Color('denominazione_regione:N',
legend=None,
scale=alt.Scale(scheme='dark2')),
facet=alt.Facet('denominazione_regione:N', columns=4, title=None),
tooltip=[
alt.Tooltip('ingressi_terapia_intensiva:Q', title='Ingressi TI')
]).properties(
width=160, height=90,
title='Terapie intensive: nuovi ingressi').configure_view(
strokeWidth=0).configure_axis(grid=False).configure_title(
color='gray',
fontSize=24,
).configure_line(size=4).transform_window(
rolling_mean='mean(ingressi_terapia_intensiva)',
frame=[-1, 1],
groupby=['denominazione_regione'])
if save_chart:
tiChart.save('newTI.png', scale_factor=2.0)
return tiChart
def plot_covariate_effects(self):
"""Plot covariate effects
"""
ce = (self.covariate_effects - 1) * 100
cov_stats = pd.melt(self.covariate_statistics.reset_index(),
var_name='condition',
id_vars=['covariate'],
value_vars=['p5', 'p95', 'other'])
cov_stats = cov_stats.replace({
'p5': '5th',
'p95': '95th'
}).set_index(['covariate', 'condition'])
ce = ce.join(cov_stats, how='inner')
# The left join reorders the index, pandas bug #34133
ce = ce.reorder_levels(['parameter', 'covariate', 'condition'])
param_names = list(ce.index.get_level_values('parameter').unique())
plots = []
for parameter in param_names:
df = ce.xs(parameter, level=0)
df = df.reset_index()
error_bars = alt.Chart(df).mark_errorbar(ticks=True).encode(
x=alt.X('p5:Q',
title='Effect size in percent',
scale=alt.Scale(zero=False)),
x2=alt.X2('p95:Q'),
y=alt.Y('condition:N', title=None),
)
rule = alt.Chart(df).mark_rule(
strokeDash=[10, 4], color='gray').encode(
x=alt.X('xzero:Q')).transform_calculate(xzero="0")
points = alt.Chart(df).mark_point(filled=True,
color='black').encode(
x=alt.X('mean:Q'),
y=alt.Y('condition:N'),
)
text = alt.Chart(df).mark_text(dy=-15, color="red").encode(
x=alt.X("mean:Q"),
y=alt.Y("condition:N"),
text=alt.Text("value:Q"))
plot = alt.layer(
error_bars, rule, points, text, data=df, width=800,
height=100).facet(
columns=1.0,
row=alt.Facet('covariate:N', title=None),
title=f'{parameter}').resolve_scale(y='independent')
plots.append(plot)
v = alt.vconcat(*plots).resolve_scale(x='shared')
return v
def display_the_plot():
df = pd.concat(esb_data[esb_data["Type"] == var1]
for var1 in session["selection_city"])
df1 = pd.concat(df[df["Council"] == var2]
for var2 in session["selection_council"])
df2 = pd.concat(df1[df1["Year"] == int(var3)]
for var3 in session["selection_year"])
print(df)
print(df1)
print(df2)
## print(df.shape)
## print(session["selection"])
plot = alt.Chart(df2).mark_bar().encode(
alt.X(
'No_Of_Connections:Q',
sort=alt.SortField(field='No_Of_Connections', order='ascending'),
scale=alt.Scale(domain=(0, 1000)),
axis=alt.Axis(title="Connection Count", tickCount=20),
),
alt.Y('Month:O'),
alt.Color('Month:N'),
alt.Facet('Year:O'),
).properties(width=200)
plot.save("templates/plot.html")
return render_template("plot.html")
def make_chart_topic_spec(
topic_rca,
topic_mix,
arxiv_cat_lookup,
topic_thres=0.05,
topic_n=150,
save=False,
fig_n="extra_1",
):
"""Visualises prevalence of topics in a category
Args:
topic_rca: relative specialisation of topics in categories
arxiv_cat_lookup: lookup between category ids and names
topic_thres: threshold for topic
topic_n: number of topics to consider
save: if we want to save the figure
fig_n: figure id
"""
logging.info("Extracting topic counts")
# Visualise topic distributions
topic_counts_long = topic_rca.reset_index(drop=False).melt(id_vars="index")
# Extract top topics
top_topics = list(
topic_mix.iloc[:, 1:]
.applymap(lambda x: x > topic_thres)
.sum(axis=0)
.sort_values(ascending=False)[:topic_n]
.index
)
# Focus on those for the long topic
topic_counts_long_ = topic_counts_long.loc[
topic_counts_long["variable"].isin(top_topics)
]
# Add nice names for categoru
topic_counts_long_["arx_cat"] = [
x.split(" ") for x in topic_counts_long_["index"].map(arxiv_cat_lookup)
]
topic_spec = (
alt.Chart(topic_counts_long_)
.mark_bar(color="red")
.encode(
y=alt.Y(
"variable", sort=top_topics, axis=alt.Axis(labels=False, ticks=False)
),
x="value",
facet=alt.Facet("arx_cat", columns=5),
tooltip=["variable", "value"],
)
).properties(width=100, height=100)
if save is True:
save_altair(topic_spec, f"fig_{fig_n}_topic_specialisations", driv)
return topic_spec
def visualize_line_facet(df):
graph = alt.Chart(df).mark_line().encode(
x='Year:T',
y=alt.Y('£mn:Q', scale=alt.Scale(type='log', clamp=True)),
color='Type',
facet=alt.Facet('Region:O', columns=3),
).properties(width=175, height=150)
st.write(graph)
def plot_median_ci_width_static():
data2 = pd.DataFrame(results.groupby(['methodName', 'timeSeriesLength', 'trueRho'])['ci_size'].median()).reset_index()
# the base chart
base = alt.Chart(data2).transform_calculate(
x_jittered = '0.05*random()*datum.timeSeriesLength+datum.timeSeriesLength',
ymin = "datum.confIntLow",
ymax = "datum.confIntHigh",
)
selector = alt.selection_single(
fields=['methodName'],
empty='all',
bind='legend')
opacity = alt.condition(selector, alt.value(1.0), alt.value(0.5))
#generate the scatter points:
points = base.mark_point(filled=True).add_selection(selector).encode(
x=alt.X('x_jittered:Q',scale=alt.Scale(type='log'),title='Length of Timeseries'),
y=alt.Y('ci_size:Q',scale=alt.Scale(type='log'),title='Median size of the CI'),
size=alt.value(80),
color=alt.condition(selector, col, alt.value('lightgrey')),
opacity=opacity)
selector = alt.selection_single(
fields=['methodName'],
empty='all',
bind='legend')
opacity = alt.condition(selector, alt.value(1.0), alt.value(0.5))
#generate the scatter points:
line = base.mark_line().add_selection(selector).encode(
x=alt.X('x_jittered:Q'),
y=alt.Y('ci_size:Q'),
color=alt.condition(selector, col, alt.value('lightgrey')),
opacity=opacity)
chart = alt.layer(
points,
line
).properties(
width=250,
height=200
).facet(facet=alt.Facet('trueRho:N',title='Autocorrelation parameter (ρ)'), columns=3)
chart = chart.configure_header(titleColor='darkred',
titleFontSize=16,
labelColor='darkred',
labelFontSize=14)
chart = chart.configure_legend(
strokeColor='gray',
fillColor='#EEEEEE',
padding=10,
cornerRadius=10,
orient='top')
return chart
def scoring_confusion_matrix(
data: pd.DataFrame,
xvar: str,
target_var: str,
threshold: float = 0.5,
bin_width: float = 0.1,
width: int = 200,
height: int = 200,
) -> alt.Chart:
data = compute_confusion_categories(data, xvar, target_var, threshold)
confusion_categories_with_counts = data[
CONFUSION_CATEGORIES_COL_NAME].unique()
binning = alt.Bin(step=bin_width)
base = alt.Chart(
data,
width=width,
height=height,
usermeta={
"embedOptions": {
"scaleFactor": 5,
"downloadFileName": "scoring_confusion_matrix",
}
},
)
# It is necessary to use transforms, so that the faceted chart is sorted as intended.
# More info: https://github.com/altair-viz/altair/issues/2303.
hist = (base.mark_bar(tooltip=True).encode(
x=alt.X(
f"binned_{xvar}:Q",
bin="binned",
axis=alt.Axis(format="~", title="Score"),
),
x2=f"binned_{xvar}_end:Q",
y=alt.Y("y_count:Q", axis=alt.Axis(title="Count")),
facet=alt.Facet(
f"{CONFUSION_CATEGORIES_COL_NAME}:O",
sort=confusion_categories_with_counts,
title=None,
columns=2,
),
).transform_bin(f"binned_{xvar}", xvar,
bin=binning).transform_joinaggregate(
y_count=f"count()",
groupby=[
f"binned_{xvar}",
f"binned_{xvar}_end",
CONFUSION_CATEGORIES_COL_NAME,
],
))
return hist.properties(
title={
"text": "Scoring confusion matrix",
"subtitle": f"Threshold: {threshold}",
})
def boxplot(df: pd.DataFrame(), xaxis: str, x_title: str, yaxis: str,
y_title: str, color_col: str, color_title: str, facet_column: str,
facet_title: str, title: str) -> alt.vegalite.v4.api.Chart:
""" Creates a boxplot based on the df, yaxis and title """
return alt.Chart(df).mark_boxplot().encode(
x=alt.X(xaxis + ':O', title=x_title),
y=alt.Y(yaxis, scale=alt.Scale(type="log"), title=y_title),
color=alt.Color(color_col + ':O', title=color_title),
).facet(alt.Facet(facet_column, title=facet_title)).properties(
title=title, ).interactive()
def non_ducs_per_formation(df, step, facet):
df = sanitize_dataframe(df)
chart = alt.Chart(df).mark_bar().encode(
alt.Y('Days of Uncompleted Status',
bin=alt.Bin(extent=[0, 500], step=step)),
alt.X('count()', title='Number Wells'),
facet=alt.Facet(facet, columns=3),
color=alt.value('#e68805'),
opacity=alt.value(0.7)).properties(width=200).interactive()
return st.altair_chart(chart)
def plot_results_static():
# the base chart
base = alt.Chart(data).transform_calculate(
x_jittered = '0.15*(random()-0.5)*datum.timeSeriesLength+datum.timeSeriesLength',
ymin="datum.confIntLow",
ymax="datum.confIntHigh",
goal='0.95')
#generate the scatter points:
points = base.mark_point(filled=True).encode(
x=alt.X('x_jittered:Q', scale=alt.Scale(type='log'), title='Length of Timeseries'),
y=alt.Y('rate:Q', scale=alt.Scale(domain=[0,1.04]), title='Rate of correct SEM'),
size=alt.value(80),
#color=alt.Color('methodName', sort=sort, legend=alt.Legend(title="SEM method")))
color=col)
#generate the scatter points:
line = base.mark_line().encode(
x=alt.X('x_jittered:Q'),
y=alt.Y('rate:Q'),
color=col)
#generate the 95% mark:
rule = base.mark_rule(color='black').encode(
alt.Y('goal:Q'))
errorbars = base.mark_rule(strokeWidth=3).encode(
alt.X("x_jittered:Q"),
alt.Y("ymin:Q", title=''),
alt.Y2("ymax:Q"),
color=col)
chart = alt.layer(errorbars,
points,
line,
rule,).properties(
width=250,
height=200).facet(facet=alt.Facet('trueRho:N',title='Autocorrelation parameter (ρ)'), columns=3)
chart = chart.configure_header(titleColor='darkred',
titleFontSize=16,
labelColor='darkred',
labelFontSize=14)
chart = chart.configure_legend(
strokeColor='gray',
fillColor='#EEEEEE',
padding=10,
cornerRadius=10,
orient='top'
)
return chart
def make_chart(self, df):
return alt.Chart(df).mark_area().encode(
x=alt.X('yearmonthdate(bulletin_date):T',
title=None,
axis=alt.Axis(format='%d/%m')),
y=alt.Y('new_confirmed_cases',
title=None,
scale=alt.Scale(type='linear'))).properties(
width=175, height=75).facet(
columns=3,
facet=alt.Facet(
'Municipio',
title=None)).resolve_axis(x='independent')
def display_the_facetplot():
facetplot = alt.Chart(tidy_df).mark_area().encode(
x='Year:O',
y=alt.Y('sum(esb):Q',
title='ESB Connections',
axis=alt.Axis(format='~s')),
facet=alt.Facet('County Councils:O', columns=4),
color='County Councils').properties(
title='ESB Connections trend for each County', )
facetplot.save("templates/facetplot.html")
return render_template("facetplot.html")
def daily_reported_deaths(df, labels):
hist = (alt.Chart(df, height=100, width=100).mark_bar().encode(
x=alt.X("lag:O", title="Reporting Lag", sort=labels),
y=alt.Y("sum(n_diff):Q", title="Reported Deaths"),
color=alt.Color("day(publication_date):N",
title="Publication Day",
sort=["Mon"]),
))
text = (alt.Chart(df).mark_text(align="right", x=95, y=28,
fontSize=20).encode(
alt.Text("sum(n_diff)"), ))
chart = (hist + text).facet(
facet=alt.Facet("publication_date:T", title="Reported Deaths per Day"),
columns=7,
)
return chart
def get_peak_perf_bar_chart(csv_file) -> alt.vegalite.v4.api.Chart:
"""
Method that creates a simple grouped bar chart from the csv file:
Parameters
----------
csv_file: str
csv file from which the bar chart will be created.
Returns
-------
alt.vegalite.v4.api.Chart
Simple, grouped bar chart.
"""
df = pd.read_csv(csv_file)
df = df.drop(0)
df = pd.melt(df,
id_vars=['Hardware Platforms'],
value_vars=[
'INT2', 'INT4', 'INT8', 'FP16', 'FP32', 'Memory Bandwidth'
],
var_name='Datatypes and MB')
df = df.dropna()
bars = alt.Chart().mark_bar().encode(
x=alt.X('Datatypes and MB:O', title=''),
y=alt.Y('value:Q',
scale=alt.Scale(type='log'),
title='Peak Performance [TOP/sec] and MB [GBps]'),
color='Datatypes and MB:N',
)
text = bars.mark_text(
dy=-5 # Nudges text upwards so it doesn't appear on top of the bar
).encode(text='value:Q')
return alt.layer(bars, text, data=df).facet(
columns=5,
facet=alt.Facet('Hardware Platforms:N', title='Hardware Platforms')
).properties(
title='Peak Performance and Memory Bandwidth for All Hardware Platforms'
)
def _xy(self,
mark,
x=None,
y=None,
stacked=False,
subplots=False,
**kwargs):
data = self._preprocess_data(with_index=True)
if x is None:
x = data.columns[0]
else:
x = _valid_column(x)
assert x in data.columns
if y is None:
y_values = list(data.columns[1:])
else:
y = _valid_column(y)
assert y in data.columns
y_values = [y]
chart = (alt.Chart(data, mark=self._get_mark_def(
mark, kwargs)).transform_fold(y_values,
as_=["column", "value"]).encode(
x=x,
y=alt.Y("value:Q",
title=None,
stack=stacked),
color=alt.Color("column:N",
title=None),
tooltip=[x] + y_values,
).interactive())
if subplots:
nrows, ncols = _get_layout(len(y_values),
kwargs.get("layout", (-1, 1)))
chart = chart.encode(
facet=alt.Facet("column:N", title=None)).properties(
columns=ncols)
return chart
def html_detail_company():
df = create_df_service_amount()
df.loc[df.ttc_amount.isnull(), 'payment_status'] = 'Refused'
df.loc[~df.ttc_amount.isnull(), 'payment_status'] = 'Accepted'
df.label_services = df.label_services.str.title()
df.compagnie = df.compagnie.str.title()
chart = alt.Chart(df).mark_bar().encode(
y=alt.Y('label_services', title='Types prestations'),
x=alt.X('count(label_services)', title='Nombre de contrats'),
color=alt.Color('payment_status', title='Status paiement'),
tooltip=[
alt.Tooltip('label_services', title='Prestation'),
alt.Tooltip('max(ht_amount)', title='Max amount'),
alt.Tooltip('min(ht_amount)', title='Min amount'),
alt.Tooltip('count()', title='Devis count')
]).facet(
facet=alt.Facet('compagnie:N', title='Compagnies'),
columns=2,
)
chart.save("app/templates/plot/detail_company.html")
def make_cat_trend(linech, save=True, fig_n=2):
"""Makes chart 2"""
ai_subtrends_chart = (
alt.Chart(linech)
.transform_window(
roll="mean(n)", frame=[-10, 0], groupby=["category_clean", "type"]
)
.mark_line()
.encode(
x=alt.X("index:T", title=""),
y=alt.X("roll:Q", title="Number of papers"),
color=alt.Color("type", title="Source"),
)
.properties(width=200, height=100)
).facet(alt.Facet("category_clean", title="Category"), columns=2)
if save is True:
save_altair(ai_subtrends_chart, f"fig_{fig_n}_ai_subtrends", driver=driv)
return ai_subtrends_chart
def make_chart(self, df):
sort_order = ['Confirmados', 'Probables', 'Muertes']
bars = alt.Chart(df).mark_bar().encode(
x=alt.X('value', title="Rezago estimado (días)"),
y=alt.Y('variable', title=None, sort=sort_order, axis=None),
color=alt.Color('variable',
sort=sort_order,
legend=alt.Legend(orient='bottom', title=None)),
tooltip=[
'variable', 'bulletin_date',
alt.Tooltip(field='value', type='quantitative', format=".1f")
])
text = bars.mark_text(align='right', baseline='middle', size=12,
dx=-5).encode(text=alt.Text('value:Q',
format='.1f'),
color=alt.value('white'))
return (bars + text).properties(width=300, ).facet(
columns=2,
facet=alt.Facet("bulletin_date",
sort="descending",
title="Fecha del boletín"))
def altPosRate(df: pd.DataFrame):
prChart = alt.Chart(df).mark_line().encode(
alt.X('data:T', title=None),
alt.Y('positivity_rate:Q', axis=alt.Axis(format='%'), title=None),
color=alt.Color('denominazione_regione:N',
legend=None,
scale=alt.Scale(scheme='dark2')),
facet=alt.Facet('denominazione_regione:N', columns=4, title=None),
tooltip=[
alt.Tooltip('positivity_rate:Q', title='Tasso positivi al tampone')
]).properties(
width=160, height=90,
title='Tasso di positivi al tampone').configure_view(
strokeWidth=0).configure_axis(grid=False).configure_title(
color='gray',
fontSize=24,
).configure_line(size=4)
# .transform_window(
# rolling_mean='mean(positivity_rate)',
# frame=[-1, 1],
# groupby=['denominazione_regione']
# )
return prChart
embeddings_to_compare = compute_tsne_2d_components(embedding_dict)
t2dm_embeddings = concat_embeddings(embeddings_to_compare, t2dm_concept_list, 't2dm')
breast_cancer_embeddings = concat_embeddings(embeddings_to_compare, breast_cancer, 'breast_cancer')
union_embeddings = pd.concat([t2dm_embeddings, breast_cancer_embeddings], axis=0)
columns = union_embeddings.columns.to_list() + ['concept_name', 'domain_id']
union_embeddings = union_embeddings.merge(concept, left_on='standard_concept_id', right_on='concept_id')[columns]
alt.data_transformers.disable_max_rows()
alt.Chart(union_embeddings, title='embeddings').mark_point().encode(
x='tsne-2d-one:Q',
y='tsne-2d-two:Q',
color='phenotype',
facet=alt.Facet('name:O', columns=2),
tooltip=['concept_name']
).interactive()
# ### Measure the average cosine distances for breast cancer
cumc_visit_pairwise_dist = EuclideanDistance(name='cumc_visit', path=get_pairwise_euclidean_distance_output(create_file_path(cumc_embeddings_folder, 'visit')))
ccae_visit_pairwise_dist = EuclideanDistance(name='ccae_visit', path=get_pairwise_euclidean_distance_output(create_file_path(ccae_embeddings_folder, 'visit')))
pd.concat([cumc_visit_pairwise_dist.compute_average_dist(breast_cancer),
cumc_visit_pairwise_dist.compute_random_average_dist(205),
ccae_visit_pairwise_dist.compute_average_dist(breast_cancer),
ccae_visit_pairwise_dist.compute_random_average_dist(392)], axis=1)
cumc_visit_pairwise_dist = EuclideanDistance(name='cumc_visit', path=get_pairwise_cosine_similarity_output(create_file_path(cumc_embeddings_folder, 'visit')))
"""
Anscombe's Quartet
------------------
This example shows how to use the column channel to make a trellis plot. Anscombe's Quartet is a famous dataset constructed by Francis Anscombe. Common summary statistics are identical for each subset of the data, despite the subsets having vastly different characteristics.
"""
# category: case studies
import altair as alt
from vega_datasets import data
source = data.anscombe()
alt.Chart(source).mark_circle().encode(
alt.X('X', scale=alt.Scale(zero=False)),
alt.Y('Y', scale=alt.Scale(zero=False)),
alt.Facet('Series', columns=2),
).properties(
width=180,
height=180,
)
ac_layer = (ac_uncertainty + ac_best + ac_points).properties(
title=
f"acetate secretion = {yield_params['acetate']['slope']:0.2f} ± {yield_params['acetate']['err']:0.2f} mM / OD"
)
save(glu_layer | ac_layer, './output/2021-04-04_REL606_glucose_turnover.pdf')
save(glu_layer | ac_layer, './output/2021-04-04_REL606_glucose_turnover.png')
#%%
points = alt.Chart(samp_data, width=350,
height=300).mark_point(size=80).encode(
x=alt.X('od_600nm:Q', title='optical density [a.u.]'),
y=alt.Y('conc_mM:Q', title='concentration [mM]'),
color=alt.Color('replicate:N',
title='biological replicate'),
facet=alt.Facet('compound:N',
header=alt.Header(labelFontSize=15)))
fit = alt.Chart(fit_df, width=350,
height=300).mark_line(color=colors['black']).encode(
x=alt.X('od_600nm:Q', title='optical density [a.u.]'),
y=alt.Y('conc_mM:Q', title='concentration [mM]'),
facet=alt.Facet('compound:N',
header=alt.Header(labelFontSize=15)))
points + fit
# %%
# Load the calibration data
def make_chart_topic_comparison(
topic_mix,
arxiv_cat_lookup,
comparison_ids,
selected_categories,
comparison_names,
topic_list,
topic_category_map,
highlights=False,
highlight_topics=None,
highlight_class_table="Company",
save=True,
fig_num=15,
):
"""Creates a chart that compares the topic specialisations
of different groups of organisations
Args:
topic_mix: topic mix
arxiv_cat_lookup: lookup between category ids and names
comparison_ids: ids we want to compare
selected_categories: arXiv categories to focus on
comparison_names: names for the categories we are comparing
highlights: if we want to highlight particular topics
highlight_topics: which ones
highlight_class_table: topics to highlight in the table
"""
# Extract the representations of categories
comp_topic_rel = pd.DataFrame([
topic_rep(
ids,
topic_mix,
selected_categories,
topic_list=topic_list,
topic_category_map=topic_category_map,
)[1].loc[True] for ids in comparison_ids
])
comparison_df = comp_topic_rel.T
comparison_df.columns = comparison_names
comparison_df_long = comparison_df.reset_index(drop=False).melt(
id_vars="index")
comparison_df_long["cat"] = comparison_df_long["index"].map(
topic_category_map)
order = (comparison_df_long.groupby(
["index", "cat"])["value"].sum().reset_index(drop=False).sort_values(
by=["cat", "value"], ascending=[True, False])["index"].tolist())
comparison_df_filter = comparison_df_long.loc[
comparison_df_long["cat"].isin(selected_categories)]
comparison_df_filter["cat_clean"] = [
arxiv_cat_lookup[x][:35] + "..." for x in comparison_df_filter["cat"]
]
# Sort categories by biggest differences?
diff_comp = (comparison_df_filter.pivot_table(
index=["index", "cat_clean"], columns="variable",
values="value").assign(
diff=lambda x: x["company"] - x["academia"]).reset_index(
drop=False).groupby("cat_clean")["diff"].mean().sort_values(
ascending=False).index.tolist())
# Plot
comp_ch = (alt.Chart(comparison_df_filter).mark_point(
filled=True, opacity=0.5, stroke="black", strokeWidth=0.5).encode(
x=alt.X("index",
title="",
sort=order,
axis=alt.Axis(labels=False, ticks=False)),
y=alt.Y("value", title=["Share of papers", "with topic"]),
color=alt.Color("variable", title="Organisation type"),
tooltip=["index"],
))
comp_lines = (alt.Chart(comparison_df_filter).mark_line(
strokeWidth=1, strokeDash=[1, 1], stroke="grey").encode(
x=alt.X("index",
sort=order,
axis=alt.Axis(labels=False, ticks=False)),
y="value",
detail="index",
))
topic_comp_type = ((comp_ch + comp_lines).properties(
width=200, height=150).facet(alt.Facet("cat_clean",
sort=diff_comp,
title="arXiv category"),
columns=3).resolve_scale(x="independent"))
if highlights is False:
topic_comp_type = ((comp_ch + comp_lines).properties(
width=200, height=150).facet(
alt.Facet("cat_clean", sort=diff_comp, title="arXiv category"),
columns=3,
).resolve_scale(x="independent"))
if save is True:
save_altair(topic_comp_type, f"fig_{fig_num}_topic_comp", driv)
return topic_comp_type
else:
# Lookup for the selected categories
code_topic_lookup = {
v: str(n + 1)
for n, v in enumerate(highlight_topics)
}
# Add a label per topic for the selected topics
comparison_df_filter["code"] = [
code_topic_lookup[x]
if x in code_topic_lookup.keys() else "no_label"
for x in comparison_df_filter["index"]
]
# Need to find a way to remove the bottom one
max_val = comparison_df_filter.groupby(
"index")["value"].max().to_dict()
comparison_df_filter["max"] = comparison_df_filter["index"].map(
max_val)
comp_text = (alt.Chart(comparison_df_filter).transform_filter(
alt.datum.code != "no_label").mark_text(
yOffset=-10, color="red").encode(
text=alt.Text("code"),
x=alt.X("index",
sort=order,
axis=alt.Axis(labels=False, ticks=False)),
y=alt.Y("max", title=""),
detail="index",
))
topic_comp_type = ((comp_ch + comp_lines + comp_text).properties(
width=200, height=150).facet(
alt.Facet("cat_clean", sort=diff_comp, title="arXiv category"),
columns=3,
).resolve_scale(x="independent"))
if save is True:
save_altair(topic_comp_type, "fig_9_topic_comp", driv)
save_highlights_table(
comparison_df_filter,
highlight_topics,
highlight_class_table,
topic_category_map,
)
return topic_comp_type, comparison_df_filter
"""
US Population: Wrapped Facet
============================
This chart visualizes the age distribution of the US population over time,
using a wrapped faceting of the data by decade.
"""
# category: case studies
import altair as alt
from vega_datasets import data
source = data.population.url
alt.Chart(source).mark_area().encode(
x='age:O',
y=alt.Y('sum(people):Q', title='Population', axis=alt.Axis(format='~s')),
facet=alt.Facet('year:O', columns=5),
).properties(title='US Age Distribution By Year', width=90, height=80)
)
hline = alt.Chart().mark_rule(size=1, strokeDash=[10,
10]).encode(y=alt.Y('a:Q'), )
ch = alt.layer(
hline,
errorbars,
lines,
points,
# hline,
data=results_df
).transform_calculate(a="0.003").properties(
width=350,
height=250,
).facet(
#'Fingerprint', columns=2
facet=alt.Facet(
'Fingerprint',
header=alt.Header(labelFontSize=15),
),
#header=alt.Header(labelFontSize=25),
#column=alt.Column(field=alt.Field('Fingerprint'),type='nominal'),
columns=2).configure_axis(
#labelFontSize=10,
#titleFontSize=15
).configure_header(titleFontSize=15, )
ch.save('../../figures/trainingSetSize.html')
def lambda_handler(event, context):
# Get the secret
sm = boto3.client('secretsmanager')
secretobj = sm.get_secret_value(SecretId='ni-covid-tweets')
secret = json.loads(secretobj['SecretString'])
s3 = boto3.client('s3')
messages = []
# Download the most recently updated PDF file
for change in event:
tmp = tempfile.NamedTemporaryFile(suffix='.pdf')
with open(tmp.name, 'wb') as fp:
s3.download_fileobj(secret['bucketname'],change['keyname'],fp)
# Get the date range covered by the report
text = textract.process(tmp.name, method='pdfminer').decode('utf-8')
regex = re.compile(r'(\d{1,2})(?:st|nd|rd|th)\s+([A-Z][a-z]+)\s+(\d{4})\s+\–+\s+(\d{1,2})(?:st|nd|rd|th)\s+([A-Z][a-z]+)\s+(\d{4})')
start_date = None
end_date = None
for line in text.split('\n'):
m = regex.search(line)
if m:
start_date = pandas.to_datetime('%s %s %s' %(m.group(1),m.group(2),m.group(3)), format='%d %B %Y').date()
end_date = pandas.to_datetime('%s %s %s' %(m.group(4),m.group(5),m.group(6)), format='%d %B %Y').date()
break
if start_date is None:
logging.error('Unable to find start date in report')
return {
"statusCode": 404,
"body": 'Unable to find start date in report %s' %change['url'],
}
# Get the tables from the report - note that it was not possible to get data from 4th April or earlier due to
# tables that will not parse properly in the PDF
tables = tabula.read_pdf(tmp.name, pages = "all", multiple_tables = True)
tablecount = 0
dataset = pandas.DataFrame()
for df in tables:
if 'Total' not in df.columns:
firstrow = df.iloc[0]
newcols = []
for i in range(len(firstrow)):
if isinstance(firstrow[i], float) and math.isnan(firstrow[i]):
newcols.append(df.columns[i])
else:
newcols.append(firstrow[i])
df.columns = newcols
df = df[1:]
df['Setting'] = df['Setting'].str.strip()
df.dropna(axis='index',subset=['Total','Open','Closed'],inplace=True)
df['Total'] = df['Total'].astype(int)
df['Open'] = df['Open'].astype(int)
df['Closed'] = df['Closed'].astype(int)
df = df[df['Setting']!='Total']
if tablecount==0:
df['Type'] = 'Probable Outbreak'
elif tablecount==1:
df['Type'] = 'Cluster'
else:
logging.warning('Unexpected table: %s' %df)
tablecount += 1
dataset = pandas.concat([dataset, df])
dataset['Start Date'] = pandas.to_datetime(start_date)
dataset['End Date'] = pandas.to_datetime(end_date)
week = int((end_date - pandas.to_datetime('1 January 2020', format='%d %B %Y').date()).days / 7)
dataset['Week'] = week
# Create a simple summary and the tweet text
summary = dataset.groupby('Type').sum()
tweet = 'NI Contact Tracing reports from %s to %s:\n' %(start_date.strftime('%-d %B %Y'), end_date.strftime('%-d %B %Y'))
for Type,data in summary.to_dict('index').items():
tweet += '\u2022 %d %ss (%d open, %d closed)\n' %(data['Total'], Type.lower(), data['Open'], data['Closed'])
tweet += '\n%s' %change['url']
# Pull current data from s3
try:
obj = s3.get_object(Bucket=secret['bucketname'],Key=secret['pha-clusters-datastore'])['Body']
except s3.exceptions.NoSuchKey:
print("The object %s does not exist in bucket %s." %(secret['pha-clusters-datastore'], secret['bucketname']))
datastore = pandas.DataFrame(columns=['Week'])
else:
stream = io.BytesIO(obj.read())
datastore = pandas.read_csv(stream)
# Clean out any data with matching dates
datastore = datastore[datastore['Week'] != week]
# Append the new data
datastore = pandas.concat([datastore, dataset])
datastore['Start Date'] = pandas.to_datetime(datastore['Start Date'])
datastore['End Date'] = pandas.to_datetime(datastore['End Date'])
# Replace any known duplicates
datastore['Setting'] = datastore['Setting'].replace({
'Cinema/ Theatre / Entertainment': 'Cinema / Theatre / Entertainment Venue',
'Cinema/ Theatre / Entertainment Venue': 'Cinema / Theatre / Entertainment Venue',
'Funeral / Wakes': 'Funeral / Wake',
'Restaurant / Cafe': 'Restaurant / Café'
})
# Push the data to s3
stream = io.BytesIO()
datastore.to_csv(stream, index=False)
stream.seek(0)
s3.upload_fileobj(stream, secret['bucketname'], secret['pha-clusters-datastore'])
# Set up chromedriver so we can save altair plots
driver = get_chrome_driver()
plots = []
if driver is None:
logging.error('Failed to start chrome')
else:
p = altair.vconcat(
altair.Chart(
dataset
).mark_bar().encode(
x = altair.X('Total:Q', axis=altair.Axis(title='Total reported')),
y = altair.Y('Setting:O'),
color='Type',
order=altair.Order(
'Type',
sort='ascending'
),
).properties(
height=450,
width=800,
title='NI COVID-19 Contact Tracing reports from %s to %s' %(start_date.strftime('%-d %B %Y'), end_date.strftime('%-d %B %Y'))
),
).properties(
title=altair.TitleParams(
['Data from Public Health Agency, does not include education or home settings',
'Covers the preceding four weeks',
'https://twitter.com/ni_covid19_data on %s' %datetime.datetime.now().date().strftime('%A %-d %B %Y')],
baseline='bottom',
orient='bottom',
anchor='end',
fontWeight='normal',
fontSize=10,
dy=10
),
)
plotname = 'pha-outbreaks-week-%s.png'%datetime.datetime.now().date().strftime('%Y-%d-%m')
plotstore = io.BytesIO()
p.save(fp=plotstore, format='png', method='selenium', webdriver=driver)
plotstore.seek(0)
plots.append({'name': plotname, 'store': plotstore})
p = altair.vconcat(
altair.Chart(
datastore.groupby(['End Date','Type'])['Total'].sum().reset_index()
).mark_area().encode(
x = altair.X('End Date:T', axis=altair.Axis(title='Date reported (for preceding four weeks)')),
y = altair.Y('Total:Q', axis=altair.Axis(title='Total reported', orient="right")),
color='Type',
order=altair.Order(
'Type',
sort='ascending'
),
).properties(
height=450,
width=800,
title='NI COVID-19 Contact Tracing reports from %s to %s' %(datastore['Start Date'].min().strftime('%-d %B %Y'), datastore['End Date'].max().strftime('%-d %B %Y'))
),
).properties(
title=altair.TitleParams(
['Data from Public Health Agency, does not include education or home settings',
'Reported weekly for the preceding four weeks',
'https://twitter.com/ni_covid19_data on %s' %datetime.datetime.now().date().strftime('%A %-d %B %Y')],
baseline='bottom',
orient='bottom',
anchor='end',
fontWeight='normal',
fontSize=10,
dy=10
),
)
plotname = 'pha-outbreaks-time-%s.png'%datetime.datetime.now().date().strftime('%Y-%d-%m')
plotstore = io.BytesIO()
p.save(fp=plotstore, format='png', method='selenium', webdriver=driver)
plotstore.seek(0)
plots.append({'name': plotname, 'store': plotstore})
p = altair.vconcat(
altair.Chart(
datastore.groupby(['End Date','Setting','Type'])['Total'].sum().reset_index()
).mark_area().encode(
x = altair.X('End Date:T', axis=altair.Axis(title='')),
y = altair.Y('Total:Q', axis=altair.Axis(title='', orient="right")),
color='Type',
facet=altair.Facet('Setting:O', columns=5, title=None, spacing=0),
order=altair.Order(
'Type',
sort='ascending'
),
).properties(
height=90,
width=160,
title=altair.TitleParams(
'NI COVID-19 Contact Tracing reports by setting from %s to %s' %(datastore['Start Date'].min().strftime('%-d %B %Y'), datastore['End Date'].max().strftime('%-d %B %Y')),
anchor='middle',
),
),
).properties(
title=altair.TitleParams(
['Data from Public Health Agency, does not include education or home settings',
'Reported weekly for the preceding four weeks',
'https://twitter.com/ni_covid19_data on %s' %datetime.datetime.now().date().strftime('%A %-d %B %Y')],
baseline='bottom',
orient='bottom',
anchor='end',
fontWeight='normal',
fontSize=10,
dy=10
),
)
plotname = 'pha-outbreaks-small-%s.png'%datetime.datetime.now().date().strftime('%Y-%d-%m')
plotstore = io.BytesIO()
p.save(fp=plotstore, format='png', method='selenium', webdriver=driver)
plotstore.seek(0)
plots.append({'name': plotname, 'store': plotstore})
# Convert to dates to ensure correct output to CSV
datastore['Start Date'] = datastore['Start Date'].dt.date
datastore['End Date'] = datastore['End Date'].dt.date
# Tweet out the text and images
if change.get('notweet') is not True:
api = TwitterAPI(secret['twitter_apikey'], secret['twitter_apisecretkey'], secret['twitter_accesstoken'], secret['twitter_accesstokensecret'])
upload_ids = api.upload_multiple(plots)
if change.get('testtweet') is True:
if len(upload_ids) > 0:
resp = api.dm(secret['twitter_dmaccount'], tweet, upload_ids[0])
if len(upload_ids) > 1:
resp = api.dm(secret['twitter_dmaccount'], 'Test 1', upload_ids[1])
if len(upload_ids) > 2:
resp = api.dm(secret['twitter_dmaccount'], 'Test 2', upload_ids[2])
else:
resp = api.dm(secret['twitter_dmaccount'], tweet)
messages.append('Tweeted DM ID %s' %(resp.id))
else:
if len(upload_ids) > 0:
resp = api.tweet(tweet, media_ids=upload_ids)
else:
resp = api.tweet(tweet)
# Download and update the index
status = S3_scraper_index(s3, secret['bucketname'], secret['pha-clusters-index'])
index = status.get_dict()
for i in range(len(index)):
if index[i]['filedate'] == change['filedate']:
index[i]['tweet'] = resp.id
break
status.put_dict(index)
messages.append('Tweeted ID %s and updated %s' %(resp.id, secret['pha-clusters-index']))
else:
print(tweet)
messages.append('Did not tweet')
return {
"statusCode": 200,
"body": json.dumps({
"message": messages,
}),
}
"""
US Income by State: Wrapped Facet
---------------------------------
This example shows how to create a map of income in the US by state,
faceted over income brackets
"""
# category: maps
import altair as alt
from vega_datasets import data
states = alt.topo_feature(data.us_10m.url, 'states')
source = data.income.url
alt.Chart(source).mark_geoshape().encode(
shape='geo:G',
color='pct:Q',
tooltip=['name:N', 'pct:Q'],
facet=alt.Facet('group:N', columns=2),
).transform_lookup(lookup='id',
from_=alt.LookupData(data=states, key='id'),
as_='geo').properties(
width=300,
height=175,
).project(type='albersUsa')
