Stereo-to-7.1.4 audio generation on Internal Pop Music 7.1.4 (test) benchmark leaderboard · SOTA2 Research

Stereo-to-7.1.4 audio generation on Internal Pop Music 7.1.4 (test)

4.402L Channel ScoreImmersiveFlow-mel

Evaluation Results

Method	Links
ImmersiveFlow-mel2026.01		4.402	4.402	4.346	4.71	3.261	3.273	4.153	4.155	3.689	3.699	3.898	3.895
Halo Upmix2026.01		4.071	4.068	4.279	4.71	3.291	3.305	4.098	4.092	3.627	3.613	3.665	3.666
ImmersiveFlow2026.01		3.98	3.967	4.303	4.7	3.289	3.301	4.223	4.218	3.879	3.885	3.955	3.964
WavDSP UpMix2026.01		3.716	3.686	4.25	4.688	3.27	3.292	4.039	4.048	3.665	3.688	3.807	3.829
WavDSP UpMix2026.01		1.609	2.316	4.821	5.504	4.787	4.866	3.156	2.345	4.113	4.891	4.793	4.906
WavDSP UpMix2026.01		0.828	0.829	0.73	0.542	0.674	0.696	0.722	0.716	0.776	0.728	0.745	0.748
Halo Upmix2026.01		0.811	0.838	0.815	0.493	0.771	0.792	0.722	0.736	0.354	0.354	0.354	0.354
ImmersiveFlow-mel2026.01		0.803	0.816	0.589	0.513	0.526	0.557	0.312	0.301	0.437	0.409	0.457	0.413
ImmersiveFlow2026.01		0.749	0.751	0.759	0.504	0.646	0.634	0.68	0.681	0.77	0.751	0.759	0.791
WavDSP UpMix2026.01		0.119	0.126	0.816	1.026	0.239	0.237	0.639	0.62	0.47	0.458	0.535	0.532
ImmersiveFlow2026.01		0.045	0.046	0.129	0.02	0.097	0.1	0.093	0.097	0.113	0.118	0.111	0.096
Halo Upmix2026.01		0.042	0.043	0.511	0.374	0.2	0.21	0.367	0.385	1.143	1.14	1.056	1.044
Halo Upmix2026.01		0.029	0.031	3.922	5.504	2.335	2.988	1.307	1.059	5.504	5.504	5.504	5.504
ImmersiveFlow2026.01		0.028	0.067	1.567	0.677	1.303	0.631	1.045	1.615	1.003	0.764	1.368	0.761
ImmersiveFlow-mel2026.01		0.012	0.013	0.294	0.119	0.116	0.117	0.199	0.199	0.17	0.168	0.21	0.198
ImmersiveFlow-mel2026.01		0.001	0.001	3.572	3.206	2.803	2.461	1.261	0.819	2.503	3.056	2.818	2.735