Results of the Interspeech 2026 Audio Encoder Capability Challenge

Track A Results

Click on column headers to sort the table

* Asterisk indicates hidden tasks

Since some technical reports were anonymously submitted to Interspeech, they will be made public at a later time.

Team	Affiliation	Technical Report	(Public + Hidden) / 2	Public test result	Hidden test result	asvspoof2015	cremad	esc-50	fluentspeechcommands	freemusicarchive	fsd50k	fsdkaggle2018	gtzan	libricount	nsynth	speechcommandsv1	urbansound8k	vocalsound	voxceleb1	voxlingua33	Fingersnap*	KeyScratch*	King-ASR-457*	King-ASR-719*	King-ASR-876*	King-ASR-955*
AICIS	Iqra University	PDF	0.2863	0.2208	0.3519	0.9295	0.2538	0.0200	0.0997	0.3525	0.0247	0.0767	0.4343	0.0822	0.1155	0.0375	0.1183	0.3183	0.3889	0.0597	0.6000	0.7222	0.2800	0.0791	0.2700	0.1600
CORE	Indian Institute of Science (IISc) Bengaluru	PDF	0.7978	0.6752	0.9204	0.9819	0.5645	0.6100	0.9866	0.5775	0.0851	0.4567	0.7374	0.4712	0.6680	0.7059	0.7814	0.9070	0.8993	0.6961	0.8637	0.8510	0.9650	0.9392	1.0000	0.9033
Dark Reunion	Zhejiang University	PDF	0.8314	0.7734	0.8895	0.9868	0.6775	0.8650	0.9931	0.6162	0.1596	0.6149	0.8990	0.5428	0.7441	0.7814	0.8578	0.9368	0.9804	0.9453	0.8470	0.9450	0.8950	0.9600	0.9370	0.7530
DKU-WHU	Duke Kunshan University Wuhan University	PDF	0.7888	0.7085	0.8692	0.9744	0.6498	0.7125	0.9349	0.6062	0.1046	0.5302	0.7273	0.4476	0.6992	0.8037	0.8196	0.8978	0.8567	0.8626	0.8569	0.9460	0.8600	0.9290	0.9400	0.6833
Echo bridge	Chongqing university of posts and telecommunications	PDF	0.7284	0.7031	0.7537	0.9114	0.5277	0.8750	0.7743	0.6375	0.2040	0.6945	0.8485	0.3558	0.6980	0.6127	0.8256	0.9101	0.8957	0.7750	0.8372	0.9290	0.6250	0.9110	0.6330	0.5870
audio eevee	Nio Co., Ltd	PDF	0.7874	0.7771	0.7977	0.9853	0.7067	0.8175	0.9937	0.6188	0.1778	0.6825	0.8788	0.5533	0.7480	0.7822	0.8662	0.9357	0.9771	0.9323	0.8220	0.9140	0.7350	0.8720	0.7467	0.6967
EncodexPOL	Samsung R&D Institute Poland	PDF	0.8810	0.8204	0.9415	0.9839	0.8308	0.9350	0.9947	0.8700	0.3080	0.8540	0.8485	0.4563	0.7539	0.7741	0.8829	0.9415	0.9744	0.8981	0.8730	0.9450	0.9850	0.9660	1.0000	0.8800
Fusion SAMUN	Institute of Information Science, Academia Sinica	PDF	0.8648	0.7711	0.9586	0.9884	0.7039	0.8200	0.9863	0.6262	0.1740	0.7192	0.8283	0.4825	0.7158	0.7909	0.8662	0.9231	0.9752	0.9671	0.8670	0.9690	0.9950	0.9770	1.0000	0.9433
IASP Lab	Wuhan University	PDF	0.8939	0.8223	0.9656	0.9898	0.8516	0.9150	0.9921	0.7163	0.3088	0.8590	0.8990	0.4930	0.7532	0.8102	0.8483	0.9398	0.9826	0.9751	0.8639	0.9940	0.9950	0.9738	1.0000	0.9667
LvDouSha	Jianghan University	PDF	0.8417	0.7382	0.9453	0.9825	0.6803	0.7200	0.9386	0.5900	0.1228	0.6669	0.8384	0.4589	0.6802	0.7466	0.8005	0.9123	0.9635	0.9708	0.8650	0.9945	0.9800	0.9450	1.0000	0.8870
JustForFun	Individual Researcher	PDF	0.6926	0.5472	0.8379	0.9776	0.3918	0.3925	0.9889	0.5175	0.0387	0.2446	0.6667	0.3531	0.5447	0.7052	0.6045	0.8814	0.3958	0.5053	0.7700	0.9533	0.8850	0.8190	0.9200	0.6800
MIT SLS	Massachusetts Institute of Technology	PDF	0.8835	0.7954	0.9716	0.9667	0.6900	0.9125	0.9947	0.6438	0.2752	0.8417	0.9091	0.4362	0.7275	0.7906	0.8805	0.9373	0.9713	0.9546	0.8751	0.9976	0.9900	0.9800	1.0000	0.9867
NTU_BIO	National Taiwan University	PDF	0.7586	0.6310	0.8861	0.9276	0.4660	0.6075	0.6786	0.6088	0.0910	0.5557	0.7879	0.3444	0.6587	0.6467	0.7168	0.8805	0.6961	0.7993	0.8530	0.8780	0.9800	0.8590	0.9967	0.7500
NTUST_NLPLab	National Taiwan University of Science and Technology	PDF	0.8230	0.7553	0.8907	0.9585	0.6789	0.8000	0.9842	0.6500	0.1802	0.7243	0.8586	0.4886	0.7002	0.6963	0.8483	0.9321	0.9185	0.9111	0.8640	0.9480	0.9200	0.9320	0.9970	0.6830
Pinch	Pinch	PDF	0.3858	0.2085	0.5631	0.9514	0.3544	0.0625	0.0838	0.1963	0.0203	0.0449	0.1818	0.1670	0.2598	0.0461	0.1840	0.2782	0.2596	0.0373	0.6000	0.7222	0.5650	0.3846	0.6770	0.4300
RBG-AI	Resilience Business Grids and Kitami Institute of Technology	PDF	0.3950	0.3002	0.4898	0.9510	0.3336	0.1425	0.1099	0.4050	0.0235	0.0568	0.4747	0.2797	0.2942	0.0933	0.2999	0.5032	0.4712	0.0640	0.6000	0.7222	0.5100	0.3830	0.3900	0.3333
SAMoVA	Institut de Recherche en Informatique de Toulouse (IRIT)	PDF	0.7347	0.5102	0.9592	0.9646	0.4300	0.6475	0.1988	0.6100	0.0793	0.4540	0.7172	0.2517	0.7253	0.1232	0.7611	0.8404	0.7966	0.0534	0.8660	0.9640	1.0000	0.9751	1.0000	0.9500
THU-HSCI-2	Tsinghua Shenzhen International Graduate School	PDF	0.9076	0.8423	0.9729	0.9861	0.8599	0.9225	0.9942	0.8912	0.3391	0.8911	0.9394	0.5061	0.7874	0.8260	0.8961	0.9451	0.9771	0.8732	0.8746	0.9969	0.9950	0.9880	1.0000	0.9830
THUVoice	Tsinghua University	PDF	0.9122	0.8527	0.9717	0.9900	0.8793	0.9125	0.9939	0.9587	0.3208	0.8844	0.9091	0.4790	0.7881	0.9352	0.8889	0.9393	0.9720	0.9391	0.8750	0.9990	0.9850	0.9810	1.0000	0.9900
trans-encoder	TRANSSION	PDF	0.8995	0.8327	0.9664	0.9827	0.8731	0.9225	0.9958	0.7312	0.3243	0.8757	0.9293	0.5087	0.7556	0.8456	0.8805	0.9390	0.9850	0.9410	0.8753	0.9570	0.9950	0.9840	1.0000	0.9870
WaWu	Waseda University, Wuhan University	PDF	0.7888	0.6849	0.8928	0.9621	0.5111	0.6975	0.9900	0.6325	0.1306	0.4972	0.7172	0.4878	0.5759	0.7229	0.7682	0.9151	0.8356	0.8291	0.8590	0.9858	0.9500	0.9250	0.9700	0.6670
WindSpeak	NIO	PDF	0.6739	0.7506	0.5973	0.9683	0.7420	0.7650	0.9921	0.5387	0.1407	0.6741	0.7778	0.5035	0.7542	0.7889	0.8029	0.9343	0.9836	0.8925	0.8558	0.9280	0.2800	0.6939	0.4130	0.4130
XJTLU	NUPT-AIC-Xi’an Jiaotong-Liverpool University	PDF	0.7282	0.6162	0.8402	0.9505	0.2836	0.7500	0.9842	0.5325	0.1092	0.6163	0.8081	0.2238	0.5183	0.6099	0.8614	0.9053	0.9687	0.1212	0.8266	0.8650	0.7750	0.8744	0.9300	0.7700

Track B Results

Click on column headers to sort the table

* Asterisk indicates hidden tasks

Since some technical reports were anonymously submitted to Interspeech, they will be made public at a later time.

Team	Affiliation	Technical Report	(Public + Hidden) / 2	Public test result	Hidden test result	aishell-1	clotho	librispeech	mecat	songdescriber	aishell-6*	libriheavy*	musiccaps*	tacos*
AICIS	Iqra University	PDF	0.1763	0.1963	0.1563	0.0000	0.1290	0.0000	0.4560	0.3963	0.0410	0.0000	0.4382	0.1460
CORE	Indian Institute of Science (IISc) Bengaluru	PDF	0.3029	0.3431	0.2627	0.0000	0.3551	0.2572	0.6026	0.5008	0.0000	0.3130	0.4480	0.2898
Dark Reunion	Zhejiang University	PDF	0.4712	0.5234	0.4189	0.3238	0.4284	0.7397	0.6479	0.4772	0.1798	0.6630	0.4820	0.3510
DKU-WHU	Duke Kunshan University Wuhan University	PDF	0.3953	0.4462	0.3445	0.3584	0.3443	0.3947	0.6274	0.5062	0.2520	0.3783	0.4570	0.2907
Echo bridge	Chongqing university of posts and telecommunications	PDF	0.4023	0.4521	0.3524	0.3169	0.4465	0.3668	0.6412	0.4892	0.2113	0.3548	0.4736	0.3701
audio eevee	Nio Co., Ltd	PDF	0.4857	0.5482	0.4232	0.4453	0.4317	0.7641	0.6533	0.4467	0.2182	0.6860	0.4470	0.3414
EncodexPOL	Samsung R&D Institute Poland	PDF	0.6230	0.6630	0.5830	0.8661	0.4745	0.8331	0.6724	0.4689	0.6818	0.7528	0.4810	0.4164
Fusion SAMUN	Institute of Information Science, Academia Sinica	PDF	0.4509	0.4990	0.4027	0.4649	0.4307	0.4453	0.6625	0.4918	0.3628	0.4322	0.4539	0.3620
IASP Lab	Wuhan University	PDF	0.4683	0.5187	0.4178	0.4778	0.4935	0.4482	0.6639	0.5100	0.3500	0.4190	0.4861	0.4162
LvDouSha	Jianghan University	PDF	0.4447	0.4920	0.3975	0.4717	0.3937	0.4555	0.6525	0.4864	0.3650	0.4450	0.4610	0.3191
JustForFun	Individual Researcher	PDF	0.3300	0.2973	0.3627	0.0123	0.2449	0.3283	0.5365	0.3647	0.0410	0.7290	0.4510	0.2299
MIT SLS	Massachusetts Institute of Technology	PDF	0.6149	0.6600	0.5697	0.7579	0.4699	0.9217	0.6683	0.4823	0.5460	0.8740	0.4720	0.3870
NTU_BIO	National Taiwan University	PDF	0.4197	0.4706	0.3688	0.3844	0.3583	0.5291	0.6177	0.4636	0.2670	0.4440	0.4630	0.3010
NTUST_NLPLab	National Taiwan University of Science and Technology	PDF	0.6200	0.6609	0.5790	0.8600	0.4199	0.8747	0.6446	0.5055	0.6880	0.8190	0.4590	0.3500
Pinch	Pinch	PDF	0.1633	0.1912	0.1354	0.0000	0.1140	0.0000	0.3773	0.4646	0.0409	0.0000	0.4340	0.0668
RBG-AI	Resilience Business Grids and Kitami Institute of Technology	PDF	0.1537	0.1684	0.1390	0.0000	0.0875	0.0000	0.3264	0.4283	0.0238	0.0038	0.4600	0.0683
SAMoVA	Institut de Recherche en Informatique de Toulouse (IRIT)	PDF	0.2281	0.2793	0.1770	0.0000	0.3761	0.0000	0.5523	0.4679	0.0286	0.0000	0.4450	0.2345
THU-HSCI-2	Tsinghua Shenzhen International Graduate School	PDF	0.6496	0.6962	0.6031	0.8980	0.4909	0.9241	0.6805	0.4873	0.6721	0.7937	0.5125	0.4340
THUVoice	Tsinghua University	PDF	0.6299	0.7014	0.5583	0.9094	0.4789	0.9247	0.6966	0.4973	0.5830	0.7366	0.5155	0.3983
trans-encoder	TRANSSION	PDF	0.6590	0.7021	0.6159	0.9004	0.4901	0.9344	0.6753	0.5101	0.7170	0.8250	0.4940	0.4277
WaWu	Waseda University, Wuhan University	PDF	0.6534	0.6859	0.6210	0.8941	0.4264	0.9264	0.6814	0.5011	0.7940	0.8950	0.4684	0.3265
WindSpeak	NIO	PDF	0.4001	0.4561	0.3441	0.2471	0.3603	0.5911	0.6208	0.4610	0.1460	0.5045	0.4186	0.3072
XJTLU	NUPT-AIC-Xi’an Jiaotong-Liverpool University	PDF	0.2098	0.2424	0.1772	0.0000	0.3356	0.0000	0.4199	0.4566	0.0315	0.0000	0.4405	0.2369