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This commit is contained in:
Dusan Vojacek
2026-04-22 21:34:44 +02:00
parent 5a66cfa63f
commit 3cd8e44d37
2 changed files with 224 additions and 2 deletions
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4
db/routines/R__078_fn_pv_forecast_delta_profile.sql
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@@ -11,7 +11,7 @@ create or replace function ems.fn_pv_forecast_delta_profile(
p_data_to timestamptz default now(),
p_half_life_days numeric default 14,
p_threshold_w int default 150,
p_top_n_days int default null,
p_top_n_days int default 2,
p_non_top_day_factor numeric default 0.02,
p_day_weight_gamma numeric default 1.0
)
@@ -227,4 +227,4 @@ as $fn$
$fn$;
comment on function ems.fn_pv_forecast_delta_profile is
'Aditivní delta profil chyby PV forecastu po 15min slotu dne (96 slotů). Zdroj: forecast_accuracy, vážení exp(-age/half_life_days) * day_weight (clear-ish dny) * volitelně top_n_days (jen N nejlepších kalendářních dní podle w_energy*w_smooth, ostatní ztlumené) * power(day_weight, day_weight_gamma). Vrací JSON {deltas:[{slot_of_day, delta_w, sample_count}], ...}. Cutoff dat od 2026-04-12 Europe/Prague.';
'Aditivní delta profil chyby PV forecastu po 15min slotu dne (96 slotů). Zdroj: forecast_accuracy, vážení exp(-age/half_life_days) * day_weight (clear-ish dny) * top_n_days (default 3 = jen 3 nejlepší kalendářní dny podle w_energy*w_smooth, ostatní ztlumené non_top_day_factor; explicitní NULL = tier vypnut, váží se všechny dny) * power(day_weight, day_weight_gamma). Vrací JSON {deltas:[{slot_of_day, delta_w, sample_count}], ...}. Cutoff dat od 2026-04-12 Europe/Prague.';