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This commit is contained in:
Andras Schmelczer 2026-02-08 10:21:37 +00:00
parent 2906b01734
commit 42ee2d4c51
47 changed files with 848 additions and 478 deletions
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18
server-rs/src/routes/postcodes.rs
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@ -31,6 +31,8 @@ struct PostcodeAgg {
count: u32,
mins: Box<[f32]>,
maxs: Box<[f32]>,
sums: Box<[f64]>,
feat_counts: Box<[u32]>,
}
impl PostcodeAgg {
@ -39,6 +41,8 @@ impl PostcodeAgg {
count: 0,
mins: vec![f32::INFINITY; num_features].into_boxed_slice(),
maxs: vec![f32::NEG_INFINITY; num_features].into_boxed_slice(),
sums: vec![0.0f64; num_features].into_boxed_slice(),
feat_counts: vec![0u32; num_features].into_boxed_slice(),
}
}
@ -55,6 +59,8 @@ impl PostcodeAgg {
if value > self.maxs[feat_index] {
self.maxs[feat_index] = value;
}
self.sums[feat_index] += value as f64;
self.feat_counts[feat_index] += 1;
}
}
}
@ -78,6 +84,8 @@ impl PostcodeAgg {
if value > self.maxs[feat_index] {
self.maxs[feat_index] = value;
}
self.sums[feat_index] += value as f64;
self.feat_counts[feat_index] += 1;
}
}
}
@ -127,6 +135,7 @@ pub async fn get_postcodes(
let feature_data = &state.data.feature_data;
let min_keys = &state.min_keys;
let max_keys = &state.max_keys;
let avg_keys = &state.avg_keys;
let has_selective = field_indices.is_some();
let sel_indices = field_indices.as_deref().unwrap_or(&[]);
@ -272,15 +281,16 @@ pub async fn get_postcodes(
};
for feat_index in iter {
if aggregation.mins[feat_index].is_finite()
&& aggregation.maxs[feat_index].is_finite()
{
if let (Some(min_num), Some(max_num)) = (
if aggregation.feat_counts[feat_index] > 0 {
let avg = aggregation.sums[feat_index] / aggregation.feat_counts[feat_index] as f64;
if let (Some(min_num), Some(max_num), Some(avg_num)) = (
serde_json::Number::from_f64(aggregation.mins[feat_index] as f64),
serde_json::Number::from_f64(aggregation.maxs[feat_index] as f64),
serde_json::Number::from_f64(avg),
) {
props.insert(min_keys[feat_index].clone(), Value::Number(min_num));
props.insert(max_keys[feat_index].clone(), Value::Number(max_num));
props.insert(avg_keys[feat_index].clone(), Value::Number(avg_num));
}
}
}