Cover First, Disagree Softly: Rethinking Mismatch-First Active Learning for Frame-Level Audio Classification

arXiv:2607.13571 · eess.AS, cs.AI, cs.SD · Submitted 2026-07-15 · Read on arXiv

eess.AS, cs.AI, cs.SD

Submitted: 2026-07-15

Updated: 2026-09-18

Comments: Accepted to DCASE Workshop 2026, github repo "https://github.com/TioSisai/mismatch-weighted-facility-location"

Code: https://github.com/TioSisai/mismatch-weighted-facility-location

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Active Learning — 22× in this paper · explained in 6 episodes
• Redundancy — 7× in this paper · explained in 2 episodes
• Core — 4× in this paper · explained in 2 episodes
• Embeddings — 3× in this paper · explained in 2 episodes
• Clustering — 2× in this paper · explained in 2 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Failure Modes — 1× in this paper · explained in 3 episodes
• Hamming Distance — 1× in this paper · explained in 2 episodes

Sources

• Large sample analysis of the median heuristic
• UMAP: Uniform Manifold Approximation and Projection for Dimension Reduction

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