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Author SHA1 Message Date
ftong 00c0ca4c3a Update src/seismic_hazard_forecasting.py 2026-06-24 12:46:06 +02:00
ftong 008b3f7d21 Update src/seismic_hazard_forecasting.py
try distances/1000
2026-06-24 12:27:25 +02:00
ftong 2b6cd52131 Update src/seismic_hazard_forecasting.py 2026-06-24 11:39:03 +02:00
ftong 7e550f36f9 Update src/shf_wrapper.py
update wrapper
2026-06-23 17:16:33 +02:00
+12 -62
View File
@@ -152,19 +152,19 @@ def apply_beast(act_rate):
prob : A list of probabilities and change points extracted from BEAST results.
"""
#mirror_len = int(np.ceil(0.20 * len(act_rate)))
#left_mirror = act_rate[:mirror_len][::-1]
#right_mirror = act_rate[-mirror_len:][::-1]
#act_rate_mirrored = np.concatenate([left_mirror, act_rate, right_mirror])
mirror_len = int(np.ceil(0.20 * len(act_rate)))
left_mirror = act_rate[:mirror_len][::-1]
right_mirror = act_rate[-mirror_len:][::-1]
act_rate_mirrored = np.concatenate([left_mirror, act_rate, right_mirror])
mcmc_th = int(np.clip(np.ceil(len(act_rate) / 100), 2, 15))
beast_result = rb.beast(act_rate, period=0,
beast_result = rb.beast(act_rate_mirrored, period=0,
tcp_minmax=[0, tcp_max],
torder_minmax=[torder_min, torder_max],
tseg_minlength=2, mcmc_chains=10,
mcmc_thin=mcmc_th, mcmc_seed=10)
# User-driven ncp selection
# User-driven ncp selection
if ncp_choice == 'median':
ncp = beast_result.trend.ncp_median
if np.isnan(ncp) or ncp == 0:
@@ -187,20 +187,11 @@ def apply_beast(act_rate):
return beast_result, np.array([])
ncp = int(ncp)
# Filter NaNs first — BEAST fills unused cp slots with nan
valid_cps = beast_result.trend.cp[~np.isnan(beast_result.trend.cp)]
cps = beast_result.trend.cp[:ncp]
# Discard mirrored zone changepoints and correct indices
#valid_mask = (cps > mirror_len) & (cps <= mirror_len + len(act_rate))
#cps = cps[valid_mask] - mirror_len
# Discard changepoints too close to the start or end (artifacts of mirroring).
# bins_after_cp / bins_before_cp set the minimum buffer bins required at each end.
#bins_before_cp = 2
#bins_after_cp = 2
#if len(cps) > 0:
# cps = cps[(cps >= bins_before_cp) & (cps <= len(act_rate) - bins_after_cp)]
valid_mask = (cps > mirror_len) & (cps <= mirror_len + len(act_rate))
cps = cps[valid_mask] - mirror_len
return beast_result, np.sort(cps)
@@ -262,6 +253,7 @@ def bins_and_beast(dates, unit, bin_dur, multiplicator):
def main(catalog_file, mc_file, pdf_file, m_file, m_select, mag_label, mc, m_max,
m_kde_method, xy_select, grid_dim, xy_win_method, rate_select, time_win_duration,
# forecast_select, custom_rate, forecast_len, time_unit, model, products_string, verbose):
forecast_select, custom_rate, forecast_len, time_unit, AOI_extent, model, products_string, verbose):
"""
Python application that reads an earthquake catalog and performs seismic hazard forecasting.
@@ -754,17 +746,6 @@ verbose: {verbose}")
indices_outside_y = np.where((y_rx < y_AOI[0]) | (y_rx > y_AOI[1]))[0]
indices_outside_AOI = np.unique(np.concatenate((indices_outside_x, indices_outside_y)))
indices_filtered = np.setdiff1d(indices, indices_outside_AOI)
# AOI grid extent
AOI_rx_x = x_rx[indices_filtered]
AOI_rx_y = y_rx[indices_filtered]
AOI_rx_lat, AOI_rx_lon = utm.to_latlon(AOI_rx_x, AOI_rx_y, utm_zone_number, utm_zone_letter)
logger.debug(f"Receiver UTM X range: {AOI_rx_x.min()} to {AOI_rx_x.max()}")
logger.debug(f"Receiver UTM Y range: {AOI_rx_y.min()} to {AOI_rx_y.max()}")
logger.debug(f"Receiver lat range: {AOI_rx_lat.min()} to {AOI_rx_lat.max()}")
logger.debug(f"Receiver lon range: {AOI_rx_lon.min()} to {AOI_rx_lon.max()}")
else:
indices_filtered = indices
@@ -861,35 +842,7 @@ verbose: {verbose}")
#else:
# iml_grid_prep = iml_grid_raw
if use_AOI:
# Update grid extents
grid_x_min = AOI_rx_x.min()
grid_x_max = AOI_rx_x.max()
grid_y_min = AOI_rx_y.min()
grid_y_max = AOI_rx_y.max()
grid_lat_min = AOI_rx_lat.min()
grid_lat_max = AOI_rx_lat.max()
grid_lon_min = AOI_rx_lon.min()
grid_lon_max = AOI_rx_lon.max()
for j in range(0, len(products)):
if use_AOI:
# trim grid to remove all nan values
# Create a boolean mask of non-NaN values
# ~np.isnan() returns True for values and False for NaNs
nan_mask = ~np.isnan(iml_grid_prep[j])
# Identify valid rows and columns
# .any(axis=1) checks each row; .any(axis=0) checks each column
row_mask = nan_mask.any(axis=1)
col_mask = nan_mask.any(axis=0)
# Extract the sub-array ---
# np.ix_ creates an open mesh from multiple boolean arrays so they can be broadcast together
iml_grid_prep[j] = iml_grid_prep[j][np.ix_(row_mask, col_mask)]
vmin = np.nanmin(iml_grid_prep[j])
vmax = np.nanmax(iml_grid_prep[j])
@@ -922,14 +875,11 @@ verbose: {verbose}")
# Create an image from the grid
cmap_name = 'YlOrRd'
cmap = plt.get_cmap(cmap_name)
#fig, ax = plt.subplots(figsize=(6, 6))
fig, ax = plt.subplots(layout=None)
ax.margins(0) # clear any data margins
fig, ax = plt.subplots(figsize=(6, 6))
fig.add_axes([0, 0, 1, 1])
ax.imshow(iml_grid_hd, origin='lower', cmap=cmap, vmin=vmin, vmax=vmax, interpolation='bilinear', aspect='auto')
ax.axis('off')
ax.get_xaxis().set_visible(False)
ax.get_yaxis().set_visible(False)
# Save the figure
fig.canvas.draw()
overlay_filename = f"overlay_{j}.svg"