File size: 2,567 Bytes
f7b6133 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | from __future__ import annotations
import argparse
import json
from pathlib import Path
from .beir import load_beir_zip, load_beir_directory
from .config import FrozenConfig
from .index import GeometricIndex
from .metrics import evaluate_run
def _dataset(path: str, split: str):
return load_beir_zip(path, split) if str(path).lower().endswith(".zip") else load_beir_directory(path, split)
def cmd_build(args):
ds = _dataset(args.dataset, args.split)
cfg = FrozenConfig(max_features=args.max_features, min_df=args.min_df)
idx = GeometricIndex.build(ds.corpus_texts, ds.corpus_ids, cfg, verbose=True)
idx.save(args.output)
print(f"saved index -> {args.output}")
def cmd_eval(args):
ds = _dataset(args.dataset, args.split)
idx = GeometricIndex.load(args.index)
# Evaluate only qrels-bearing queries.
queries = {qid: ds.queries[qid] for qid in ds.qrels if qid in ds.queries}
run, timing = idx.batch_search(queries, k=args.k, timing=True)
metrics = evaluate_run(run, ds.qrels, ks=(10, 100), ndcg_k=10, mrr_k=10)
out = {"dataset": ds.name, **metrics, **timing}
print(json.dumps(out, indent=2, sort_keys=True))
if args.run_json:
Path(args.run_json).write_text(json.dumps(run, indent=1))
def cmd_search(args):
idx = GeometricIndex.load(args.index)
ids, scores = idx.search(args.query, k=args.k, return_scores=True)
for r, (d, s) in enumerate(zip(ids, scores), start=1):
print(f"{r:3d}\t{d}\t{s:.6f}")
def main():
p = argparse.ArgumentParser(prog="geomretrieval")
sp = p.add_subparsers(dest="cmd", required=True)
b = sp.add_parser("build", help="Build frozen sparse index from a BEIR dataset/archive")
b.add_argument("dataset")
b.add_argument("output")
b.add_argument("--split", default="test")
b.add_argument("--max-features", type=int, default=50_000)
b.add_argument("--min-df", type=int, default=1)
b.set_defaults(func=cmd_build)
e = sp.add_parser("eval", help="Evaluate an existing index on BEIR qrels")
e.add_argument("dataset")
e.add_argument("index")
e.add_argument("--split", default="test")
e.add_argument("--k", type=int, default=100)
e.add_argument("--run-json", default=None)
e.set_defaults(func=cmd_eval)
s = sp.add_parser("search", help="Search an existing index")
s.add_argument("index")
s.add_argument("query")
s.add_argument("--k", type=int, default=10)
s.set_defaults(func=cmd_search)
args = p.parse_args()
args.func(args)
if __name__ == "__main__":
main()
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