This commit is contained in:
Ján Pták 2026-08-15 01:00:09 +02:00
parent b17b5ed7a4
commit acbb3e82c9

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@ -3,14 +3,14 @@ from __future__ import annotations
import argparse
import csv
import json
import sqlite3
import sys
from collections import defaultdict
from pathlib import Path
from typing import Any
PROJECT_ROOT = Path(__file__).resolve().parents[1]
PROJECT_ROOT = Path(
__file__
).resolve().parents[1]
if str(PROJECT_ROOT) not in sys.path:
sys.path.insert(
@ -19,798 +19,22 @@ if str(PROJECT_ROOT) not in sys.path:
)
from evaluation.metrics import (
aggregate_by_category,
aggregate_by_difficulty,
aggregate_metrics,
evaluate_question_mode,
)
from evaluation.retrieval_runner import (
EVALUATION_MODES,
count_splits,
filter_questions_by_split,
load_index_document_paths,
load_questions,
retrieve_all_modes,
validate_dataset,
)
from scripts.common import DB_FILE
from scripts.search_utils import (
DEFAULT_CANDIDATE_MULTIPLIER,
MIN_CANDIDATES,
add_fts_metadata,
add_vector_metadata,
build_match_queries,
diversify_results,
fuse_hybrid_results,
run_fts_query,
run_vector_query,
verify_search_schema,
)
EVALUATION_K_VALUES = (
1,
3,
5,
)
EVALUATION_MODES = (
"fts",
"vector",
"hybrid",
)
VALID_SPLITS = (
"dev",
"test",
)
def load_questions(
path: Path,
) -> list[dict[str, Any]]:
if not path.exists():
raise FileNotFoundError(
f"Evaluačný dataset neexistuje: {path}"
)
with path.open(
"r",
encoding="utf-8",
) as file:
data = json.load(
file
)
if not isinstance(
data,
list,
):
raise ValueError(
"questions.json musí obsahovať JSON pole"
)
questions: list[
dict[str, Any]
] = []
seen_ids: set[str] = set()
for index, item in enumerate(
data,
start=1,
):
if not isinstance(
item,
dict,
):
raise ValueError(
"Každá evaluačná otázka musí byť "
f"JSON objekt. Chyba pri položke {index}."
)
question_id = item.get(
"id"
)
question = item.get(
"question"
)
split = item.get(
"split"
)
expected_documents = item.get(
"expected_documents"
)
if (
not isinstance(
question_id,
str,
)
or not question_id.strip()
):
raise ValueError(
f"Položka {index} nemá platné id"
)
if question_id in seen_ids:
raise ValueError(
f"Dataset obsahuje duplicitné id: {question_id}"
)
seen_ids.add(
question_id
)
if (
not isinstance(
question,
str,
)
or not question.strip()
):
raise ValueError(
f"{question_id}: chýba otázka"
)
if split not in VALID_SPLITS:
raise ValueError(
f"{question_id}: split musí byť "
"'dev' alebo 'test'"
)
if (
not isinstance(
expected_documents,
list,
)
or not expected_documents
):
raise ValueError(
f"{question_id}: chýba expected_documents"
)
if not all(
isinstance(
value,
str,
)
and value.strip()
for value in expected_documents
):
raise ValueError(
f"{question_id}: expected_documents "
"musí obsahovať neprázdne reťazce"
)
questions.append(
item
)
return questions
def filter_questions_by_split(
questions: list[
dict[str, Any]
],
split: str,
) -> list[dict[str, Any]]:
if split == "all":
return questions
return [
item
for item in questions
if item.get("split") == split
]
def count_splits(
questions: list[
dict[str, Any]
],
) -> dict[str, int]:
counts = {
"dev": 0,
"test": 0,
}
for item in questions:
split = item.get(
"split"
)
if split in counts:
counts[
split
] += 1
return counts
def load_index_document_paths(
db_file: Path,
) -> set[str]:
if not db_file.exists():
raise FileNotFoundError(
f"Databáza neexistuje: {db_file}"
)
with sqlite3.connect(
db_file,
timeout=5.0,
) as conn:
rows = conn.execute(
"""
SELECT DISTINCT
document_path
FROM chunks
ORDER BY document_path
"""
).fetchall()
return {
str(row[0])
for row in rows
}
def validate_dataset(
questions: list[
dict[str, Any]
],
indexed_documents: set[str],
) -> list[dict[str, str]]:
missing: list[
dict[str, str]
] = []
for item in questions:
question_id = str(
item["id"]
)
for document_path in item[
"expected_documents"
]:
if (
document_path
not in indexed_documents
):
missing.append(
{
"question_id": (
question_id
),
"document_path": (
document_path
),
}
)
return missing
def retrieve_all_modes(
db_file: Path,
query: str,
*,
limit: int,
published_only: bool,
max_per_document: int,
) -> dict[
str,
list[dict[str, Any]],
]:
clean_query = query.strip()
if not clean_query:
return {
mode: []
for mode in EVALUATION_MODES
}
match_queries = build_match_queries(
clean_query
)
candidate_limit = max(
MIN_CANDIDATES,
(
limit
* DEFAULT_CANDIDATE_MULTIPLIER
),
)
with sqlite3.connect(
db_file,
timeout=5.0,
) as conn:
conn.row_factory = (
sqlite3.Row
)
conn.execute(
"PRAGMA query_only = ON"
)
verify_search_schema(
conn
)
# -------------------------
# FTS5
# -------------------------
fts_candidates: list[
dict[str, Any]
] = []
used_strategies: list[
str
] = []
for (
strategy,
match_query,
) in match_queries:
rows = run_fts_query(
conn,
match_query,
candidate_limit,
published_only,
)
if not rows:
continue
for row in rows:
row[
"strategy"
] = strategy
fts_candidates = rows
used_strategies = [
strategy
]
break
fts_results = add_fts_metadata(
conn,
clean_query,
fts_candidates,
)
# -------------------------
# Embeddings
# -------------------------
vector_candidates = (
run_vector_query(
conn,
clean_query,
candidate_limit,
published_only,
)
)
vector_results = (
add_vector_metadata(
conn,
vector_candidates,
)
)
# -------------------------
# Hybrid
# -------------------------
hybrid_vector_results = (
vector_results
)
if (
used_strategies
and used_strategies[0]
in {
"all_terms",
"prefix_terms",
}
):
fts_chunk_ids = {
item["chunk_id"]
for item in fts_results
}
hybrid_vector_results = [
item
for item in vector_results
if item["chunk_id"]
in fts_chunk_ids
]
hybrid_results = (
fuse_hybrid_results(
fts_results,
hybrid_vector_results,
)
)
return {
"fts": diversify_results(
fts_results,
limit,
max_per_document,
),
"vector": diversify_results(
vector_results,
limit,
max_per_document,
),
"hybrid": diversify_results(
hybrid_results,
limit,
max_per_document,
),
}
def unique_document_ranking(
results: list[
dict[str, Any]
],
) -> list[dict[str, Any]]:
selected: list[
dict[str, Any]
] = []
seen: set[str] = set()
for item in results:
document_path = str(
item["document_path"]
)
if document_path in seen:
continue
seen.add(
document_path
)
selected.append(
item
)
return selected
def first_relevant_rank(
ranked_documents: list[
dict[str, Any]
],
expected_documents: set[str],
) -> int | None:
for rank, item in enumerate(
ranked_documents,
start=1,
):
if (
item["document_path"]
in expected_documents
):
return rank
return None
def recall_at_k(
ranked_documents: list[
dict[str, Any]
],
expected_documents: set[str],
k: int,
) -> float:
if not expected_documents:
return 0.0
retrieved = {
str(
item["document_path"]
)
for item in ranked_documents[
:k
]
}
relevant_retrieved = (
retrieved
& expected_documents
)
return (
len(
relevant_retrieved
)
/ len(
expected_documents
)
)
def evaluate_question_mode(
question: dict[str, Any],
mode: str,
results: list[
dict[str, Any]
],
) -> dict[str, Any]:
ranked_documents = (
unique_document_ranking(
results
)
)
expected_documents = {
str(value)
for value in question[
"expected_documents"
]
}
rank = first_relevant_rank(
ranked_documents,
expected_documents,
)
reciprocal_rank = (
0.0
if rank is None
else 1.0 / rank
)
row: dict[str, Any] = {
"id": question[
"id"
],
"split": question.get(
"split"
),
"category": question.get(
"category",
"unknown",
),
"difficulty": question.get(
"difficulty",
"unknown",
),
"question": question[
"question"
],
"mode": mode,
"expected_documents": sorted(
expected_documents
),
"first_relevant_rank": rank,
"reciprocal_rank": round(
reciprocal_rank,
6,
),
"top_documents": [
item[
"document_path"
]
for item in ranked_documents
],
"top_source_urls": [
item.get(
"source_url"
)
for item in ranked_documents
],
}
for k in EVALUATION_K_VALUES:
row[
f"hit_at_{k}"
] = (
1
if (
rank is not None
and rank <= k
)
else 0
)
row[
f"recall_at_{k}"
] = round(
recall_at_k(
ranked_documents,
expected_documents,
k,
),
6,
)
return row
def average(
values: list[
float
],
) -> float:
if not values:
return 0.0
return (
sum(values)
/ len(values)
)
def aggregate_metrics(
rows: list[
dict[str, Any]
],
) -> dict[str, Any]:
if not rows:
return {
"questions": 0,
"hit_at_1": 0.0,
"hit_at_3": 0.0,
"hit_at_5": 0.0,
"mrr": 0.0,
"recall_at_5": 0.0,
}
return {
"questions": len(
rows
),
"hit_at_1": round(
average(
[
float(
row[
"hit_at_1"
]
)
for row in rows
]
),
6,
),
"hit_at_3": round(
average(
[
float(
row[
"hit_at_3"
]
)
for row in rows
]
),
6,
),
"hit_at_5": round(
average(
[
float(
row[
"hit_at_5"
]
)
for row in rows
]
),
6,
),
"mrr": round(
average(
[
float(
row[
"reciprocal_rank"
]
)
for row in rows
]
),
6,
),
"recall_at_5": round(
average(
[
float(
row[
"recall_at_5"
]
)
for row in rows
]
),
6,
),
}
def aggregate_by_category(
rows: list[
dict[str, Any]
],
) -> dict[
str,
dict[str, Any],
]:
grouped: dict[
str,
list[dict[str, Any]],
] = defaultdict(
list
)
for row in rows:
category = str(
row.get(
"category",
"unknown",
)
)
grouped[
category
].append(
row
)
return {
category: aggregate_metrics(
category_rows
)
for (
category,
category_rows,
) in sorted(
grouped.items()
)
}
def aggregate_by_difficulty(
rows: list[
dict[str, Any]
],
) -> dict[
str,
dict[str, Any],
]:
grouped: dict[
str,
list[dict[str, Any]],
] = defaultdict(
list
)
for row in rows:
difficulty = str(
row.get(
"difficulty",
"unknown",
)
)
grouped[
difficulty
].append(
row
)
return {
difficulty: aggregate_metrics(
difficulty_rows
)
for (
difficulty,
difficulty_rows,
) in sorted(
grouped.items()
)
}
def print_summary(