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revert: benchmark generic transient selection

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This commit is contained in:
boris
2026-09-05 05:39:57 +08:00
parent 12ad2b163a
commit b2da70897a
1 changed files with 61 additions and 83 deletions
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crates/fidc-core/src/platform_expr_strategy.rs
+61 -83
View File
@@ -3981,6 +3981,32 @@ impl PlatformExprStrategy {
)
}
fn selection_stock_state_with_factor_date_from_views<'a>(
&self,
ctx: &StrategyContext<'a>,
date: NaiveDate,
factor_date: NaiveDate,
symbol: &str,
execution_day: &DailySnapshotView<'a>,
factor_day: &DailySnapshotView<'a>,
) -> Result<Arc<StockExpressionState>, BacktestError> {
let source = ViewStockStateSnapshotSource {
execution: execution_day,
factor: factor_day,
same_date: factor_date == date,
};
let use_intraday_quote = self.selection_quote_usage != StockFilterQuoteUsage::DailyOnly;
self.stock_state_with_factor_date_and_time_from_source(
ctx,
date,
factor_date,
symbol,
None,
use_intraday_quote,
&source,
)
}
#[allow(clippy::too_many_arguments)]
fn uncached_selection_stock_state_from_views_by_symbol_id<'a>(
&self,
@@ -9471,7 +9497,6 @@ impl PlatformExprStrategy {
)
}
#[cfg(test)]
fn selectable_universe_on_with_options(
&self,
ctx: &StrategyContext<'_>,
@@ -9489,7 +9514,6 @@ impl PlatformExprStrategy {
.0
}
#[cfg(test)]
fn selection_universe_and_risk_decisions_with_options(
&self,
ctx: &StrategyContext<'_>,
@@ -10117,14 +10141,15 @@ impl PlatformExprStrategy {
universe_factor_date,
5,
);
let execution_day = ctx.data.daily_snapshot_view(date);
let universe_factor_day = ctx.data.daily_snapshot_view(universe_factor_date);
let factor_day = ctx.data.daily_snapshot_view(stock_factor_date);
// The universe is already stably ordered by market cap. When the
// strategy asks for that exact ascending order and does not need a
// complete ranking for replacement limiting, select directly from the
// ordered stream instead of materializing a second candidate vector.
if self.rank_reuses_market_cap_order() && self.config.daily_replacement_limit == 0 {
let execution_day = ctx.data.daily_snapshot_view(date);
let universe_factor_day = ctx.data.daily_snapshot_view(universe_factor_date);
let factor_day = ctx.data.daily_snapshot_view(stock_factor_date);
let mut selected = Vec::with_capacity(limit.min(universe_symbol_ids.len()));
for symbol_id in universe_symbol_ids {
let factor = universe_factor_day
@@ -10165,57 +10190,28 @@ impl PlatformExprStrategy {
return Ok((selected, diagnostics, risk_decisions));
}
let selected = self.select_ranked_symbols(
ctx,
date,
universe_factor_date,
stock_factor_date,
day,
band_low,
band_high,
limit,
universe_symbol_ids,
&mut diagnostics,
)?;
Ok((selected, diagnostics, risk_decisions))
}
let universe = universe_symbol_ids
.into_iter()
.map(|symbol_id| {
let factor = universe_factor_day
.factor(symbol_id)
.expect("market-cap order references missing factor row");
EligibleUniverseSnapshot {
symbol: factor.symbol.clone(),
market_cap_bn: decision_market_cap_bn(factor),
free_float_cap_bn: decision_free_float_cap_bn(factor),
}
})
.collect::<Vec<_>>();
#[inline(never)]
#[allow(clippy::too_many_arguments)]
fn select_ranked_symbols(
&self,
ctx: &StrategyContext<'_>,
date: NaiveDate,
universe_factor_date: NaiveDate,
stock_factor_date: NaiveDate,
day: &DayExpressionState,
band_low: f64,
band_high: f64,
limit: usize,
universe_symbol_ids: Vec<u32>,
diagnostics: &mut Vec<String>,
) -> Result<Vec<String>, BacktestError> {
let execution_day = ctx.data.daily_snapshot_view(date);
let universe_factor_day = ctx.data.daily_snapshot_view(universe_factor_date);
let factor_day = ctx.data.daily_snapshot_view(stock_factor_date);
let mut candidates = Vec::with_capacity(universe_symbol_ids.len());
let mut candidate_states = Vec::with_capacity(universe_symbol_ids.len());
let mut candidates = Vec::new();
let mut missing_rank_count = 0usize;
let mut missing_rank_examples = Vec::new();
for symbol_id in universe_symbol_ids {
let factor = universe_factor_day
.factor(symbol_id)
.expect("market-cap order references missing factor row");
let candidate = EligibleUniverseSnapshot {
symbol: factor.symbol.clone(),
market_cap_bn: decision_market_cap_bn(factor),
free_float_cap_bn: decision_free_float_cap_bn(factor),
};
let stock = self.uncached_selection_stock_state_from_views_by_symbol_id(
for candidate in universe {
let stock = self.selection_stock_state_with_factor_date_from_views(
ctx,
date,
stock_factor_date,
symbol_id,
&candidate.symbol,
&execution_day,
&factor_day,
@@ -10273,14 +10269,12 @@ impl PlatformExprStrategy {
}
continue;
}
let state_index = candidate_states.len();
candidate_states.push(stock);
candidates.push((candidate, rank_value, state_index));
candidates.push((candidate, stock, rank_value));
}
if !self.rank_reuses_market_cap_order() {
candidates.sort_by(|lhs, rhs| {
let lhs_value = lhs.1;
let rhs_value = rhs.1;
let lhs_value = lhs.2;
let rhs_value = rhs.2;
let ordering = if self.config.rank_desc {
rhs_value
.partial_cmp(&lhs_value)
@@ -10299,15 +10293,14 @@ impl PlatformExprStrategy {
}
let mut selected = Vec::new();
for (candidate, _, state_index) in candidates {
let stock = &candidate_states[state_index];
for (candidate, stock, _) in candidates {
if !self.selection_candidate_passes_filters(
ctx,
date,
day,
&candidate.symbol,
stock,
diagnostics,
&stock,
&mut diagnostics,
)? {
continue;
}
@@ -10324,7 +10317,7 @@ impl PlatformExprStrategy {
));
}
Ok(selected)
Ok((selected, diagnostics, risk_decisions))
}
fn stock_filter_quote_usage(&self) -> StockFilterQuoteUsage {
@@ -10920,6 +10913,7 @@ impl PlatformExprStrategy {
selection_limit: usize,
) -> Result<(Vec<String>, Vec<String>, usize, Vec<String>), BacktestError> {
let mut diagnostics = Vec::new();
let mut candidates = Vec::new();
let mut missing_rank_count = 0usize;
let mut missing_rank_examples = Vec::new();
let quote_usage = self.stock_filter_quote_usage();
@@ -10932,33 +10926,20 @@ impl PlatformExprStrategy {
} else {
SelectionRiskDeferral::None
};
let (universe_symbol_ids, _) = self.selection_symbol_ids_and_risk_decisions_with_options(
let universe = self.selectable_universe_on_with_options(
ctx,
date,
universe_factor_date,
selection_risk_deferral,
false,
);
let mut candidates = Vec::with_capacity(universe_symbol_ids.len());
let mut candidate_states = Vec::with_capacity(universe_symbol_ids.len());
let execution_day = ctx.data.daily_snapshot_view(date);
let universe_factor_day = ctx.data.daily_snapshot_view(universe_factor_date);
let factor_day = ctx.data.daily_snapshot_view(stock_factor_date);
let quote_candidate_limit = self.quote_plan_candidate_limit(selection_limit);
for symbol_id in universe_symbol_ids {
let factor = universe_factor_day
.factor(symbol_id)
.expect("market-cap order references missing factor row");
let candidate = EligibleUniverseSnapshot {
symbol: factor.symbol.clone(),
market_cap_bn: decision_market_cap_bn(factor),
free_float_cap_bn: decision_free_float_cap_bn(factor),
};
let stock = self.uncached_selection_stock_state_from_views_by_symbol_id(
for candidate in universe {
let stock = self.selection_stock_state_with_factor_date_from_views(
ctx,
date,
stock_factor_date,
symbol_id,
&candidate.symbol,
&execution_day,
&factor_day,
@@ -10996,9 +10977,7 @@ impl PlatformExprStrategy {
}
continue;
}
let state_index = candidate_states.len();
candidate_states.push(stock);
candidates.push((candidate.symbol.clone(), rank_value, state_index));
candidates.push((candidate.symbol.clone(), rank_value, stock));
}
candidates.sort_by(|lhs, rhs| {
let ordering = if self.config.rank_desc {
@@ -11020,10 +10999,9 @@ impl PlatformExprStrategy {
let mut quote_candidate_symbols = Vec::new();
let mut selected_symbols = Vec::new();
let mut processed_scope = 0usize;
for (symbol, _, state_index) in &candidates {
let stock = &candidate_states[*state_index];
for (symbol, _, stock) in &candidates {
processed_scope += 1;
if !self.stock_passes_quote_plan_filter(ctx, day, stock, quote_usage)? {
if !self.stock_passes_quote_plan_filter(ctx, day, &stock, quote_usage)? {
if diagnostics.len() < 12 {
diagnostics.push(format!("{symbol} quote_plan rejected by stock_expr"));
}
@@ -11041,7 +11019,7 @@ impl PlatformExprStrategy {
continue;
}
if quote_usage == StockFilterQuoteUsage::IntradayQuote
&& !self.stock_passes_expr(ctx, day, stock)?
&& !self.stock_passes_expr(ctx, day, &stock)?
{
if diagnostics.len() < 12 {
diagnostics.push(format!("{symbol} quote_plan rejected by stock_expr"));