Acoustic Echo Cancellation Challenge – INTERSPEECH 2021

Region: Global

Final results

The below table gives the accepted papers in order of performance rank. Note that the paper acceptance is not well correlated to performance. Paper acceptance was decided with the normal INTERSPEECH peer-review process.

Place	Performance Rank	Team	Authors	Title
1	6	Chinese Academy of Sciences	Renhua Peng, Linjuan Cheng, Chengshi Zheng and Xiaodong Li	Acoustic Echo Cancellation using Deep Complex Neural Network with Nonlinear Magnitude Compression and Phase Information (opens in new tab)
2	8	Northwestern Polytechnical University	Shimin Zhang, Yuxiang Kong, Shubo lv, Yanxin Hu and Lei Xie	F-T-LSTM based Complex Network for Joint Acoustic Echo Cancellation and Speech Enhancement (opens in new tab)
3	10	Evolve Technologies	Lukas Pfeifenberger, Matthias Zöhrer and Franz Pernkopf	Acoustic Echo Cancellation with Cross-Domain Learning (opens in new tab)
4	12	Technische Universita ̈t Braunschweig	Ernst Seidel, Jan Franzen, Maximilian Strake and Tim Fingscheidt	Y^2-Net FCRN for Acoustic Echo and Noise Suppression (opens in new tab)
5	14	Technion	Amir Ivry, Israel Cohen, Baruch Berdugo	Nonlinear Acoustic Echo Cancellation with Deep Learning (opens in new tab)
NA	NA	NA	Ross Cutler, Ando Saabas, Tanel Parnamaa, Markus Loide, Sten Sootla, Marju Purin, Hannes Gamper, Sebastian Braun, Karsten Sorensen, Robert Aichner and Sriram Srinivasan	INTERSPEECH 2021 Acoustic Echo Cancellation Challenge (opens in new tab)

Challenge submissions

Id	Team	ST NE MOS	ST FE Echo DMOS	DT Echo DMOS	DT Other DMOS	mean	CI
4	ERCESI	4.25	4.59	4.69	4.18	4.43	0.02
2	Trident	4.27	4.49	4.52	4.39	4.42	0.02
7	Kuaishou	4.10	4.54	4.77	4.24	4.41	0.02
8	ByteDance SAMI	4.32	4.45	4.59	4.28	4.41	0.02
15	Cruse run555	4.22	4.50	4.68	4.23	4.41	0.02
14	Alibaba Group	4.19	4.49	4.58	4.27	4.38	0.02
13	Chinese Academy of Science	4.26	4.34	4.36	4.23	4.30	0.02
5	Bytedance	4.23	4.49	4.31	4.15	4.29	0.02
15	Tiny Cruse run2320	4.27	4.23	4.31	3.78	4.15	0.02
9	Northwestern Polytechnical University	3.78	4.44	4.44	3.90	4.14	0.02
11	proactivaudio GmbH	4.13	4.12	4.18	4.04	4.12	0.02
3	Evolve Technologies	4.01	4.52	3.90	3.72	4.04	0.02
15	Baseline	4.18	3.82	4.04	3.45	3.87	0.02
10	Technische Universität Braunschweig	4.16	3.73	3.72	3.53	3.78	0.03
15	VQE MS + Tfnetv6	3.99	3.79	4.37	2.91	3.76	0.02
15	VQE Skype + Tfnetv6	4.04	3.97	4.45	2.29	3.69	0.02
15	VQE MS	3.99	3.56	4.06	3.09	3.67	0.03
15	VQE Skype	3.95	3.87	4.31	2.40	3.63	0.02
12	Merry Electronics	3.29	3.83	4.21	2.92	3.56	0.03
6	Technion	2.73	2.50	3.53	3.40	3.04	0.03
15	Universitat Politècncia de València	2.25	3.37	3.76	1.92	2.82	0.03

Anova table of top entries

Team	ERCESI	Trident	Kuaishou	ByteDance SAMI
ERCESI	1	0.81	0.73	0.64
Trident	0.81	1	0.91	0.82
Kuaishou	0.73	0.91	1	0.91
ByteDance SAMI	0.64	0.82	0.91	1

Legend

ST NE MOS: P.808 MOS of nearend singletalk scenario
ST FE Echo MOS: P.831 Echo DMOS for farend singletalk
DT Echo DMOS: P.831 Echo DMOS for doubletalk scenario
DT Other DMOS: P.831 other degradations DMOS of doubletalk scenario