Add spectra-aasist3 submission for DECRO

submissions/spectra-aasist3.yaml

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+schema_version: 4
+system:
+  name: Spectra-AASIST3
+  slug: spectra-aasist3
+  description: 'Speech deepfake detector: a wav2vec 2.0 XLS-R-300m self-supervised front-end feeding a single-layer MLP bridge
+    (1024->128) into a KAN-enhanced AASIST (KAN-AASIST) 2-class classifier with four-branch spectro-temporal graph attention
+    and a KAN output layer. Pre-release lab260/Spectra-AASIST3 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 Unpublished / pre-release model (no paper).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-AASIST3
+  checkpoint: https://huggingface.co/lab260/Spectra-AASIST3
+  params_millions: 318.9489
+dataset:
+  id: SpeechAntiSpoofingBenchmarks/DECRO
+  revision: 65a6d2d3443c92daaf18c53595e925a31dec0d89
+  split: test
+scores:
+  eer_percent: 0.7777244359097456
+  n_trials: 37314
+  n_skipped: 0
+artifact:
+  scores_url: https://huggingface.co/lab260/Spectra-AASIST3/resolve/e60c6395960809b92cf0fcee8a1dbbd3a8107b45/.eval_results/SpeechAntiSpoofingBenchmarks/DECRO/scores.txt
+  scores_sha256: 6fc501a8973deac9c27acee63329264c03cd1ad1d553b5229bf624c57689e7ff
+  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-AASIST3 (wav2vec2 XLS-R-300m SSL front-end + MLP bridge + KAN-AASIST). Preemphasis 0.97, deterministic first-64600-sample
+  window. score = logit class 1 (bona fide). Unpublished/pre-release (no paper). Scores hosted in lab260/Spectra-AASIST3/.eval_results.
+reproduction:
+  reproduced_by: SpeechAntiSpoofingBenchmarks
+  reproduced_at: '2026-06-10'
+  reproduced_bench_version: speech-spoof-bench==0.3.4
+  match: scoring