Add Spectra-0 submission (CFAD) (#3)

- Add Spectra-0 submission (CFAD) (305813ec029cf4a3f662d3547ba44b3e9f9c50aa)
- Fill reproduction block (match: scoring) (3f95995a1b1e573ee261cbb0051eb315ee46fe7e)

submissions/spectra-0.yaml

@@ -0,0 +1,37 @@
+schema_version: 4
+system:
+  name: Spectra-0
+  slug: spectra-0
+  description: 'Speech deepfake detector: a wav2vec 2.0 XLS-R-300m self-supervised front-end feeding a
+    single-layer MLP bridge (1024->128, SELU) into an ECAPA-TDNN 2-class classifier. Pre-release lab260/spectra_0
+    checkpoint. FP32, preemphasis (0.97), deterministic first-64600-sample window (no random crop). score
+    = output logit for class 1 (bona fide). Unpublished / pre-release model (no paper).
+
+    '
+  code: https://huggingface.co/lab260/spectra_0
+  checkpoint: https://huggingface.co/lab260/spectra_0
+  params_millions: 318.3322
+dataset:
+  id: SpeechAntiSpoofingBenchmarks/CFAD
+  revision: 53d7855c1c378524f7b7b1030bcb6b2caa327fe6
+  split: test
+scores:
+  eer_percent: 3.419210438592314
+  n_trials: 62999
+  n_skipped: 0
+artifact:
+  scores_url: https://huggingface.co/lab260/spectra_0/resolve/5748a33199ead5c4520d56c687fd04609c5b9f02/.eval_results/SpeechAntiSpoofingBenchmarks/CFAD/scores.txt
+  scores_sha256: 60b942d369574ab83cbe8ee69f63e689b0cc1845284c69546aee1037513edd5e
+  bench_version: speech-spoof-bench==0.3.4
+submitter:
+  hf_username: korallll
+  contact: k.n.borodin@mtuci.ru
+submitted_at: '2026-06-06'
+notes: Spectra-0 (wav2vec2 XLS-R-300m SSL front-end + MLP bridge + ECAPA-TDNN). Preemphasis 0.97, deterministic
+  first-64600-sample window. score = logit class 1 (bona fide). Unpublished/pre-release (no paper). Scores
+  hosted in lab260/spectra_0/.eval_results.
+reproduction:
+  reproduced_by: SpeechAntiSpoofingBenchmarks
+  reproduced_at: '2026-06-07'
+  reproduced_bench_version: speech-spoof-bench==0.3.4
+  match: scoring