Acoustic Echo Cancellation Challenge – ICASSP 2021

Region: Global

Results

The below table gives the accepted papers in order of performance rank. Paper acceptance was decided with the normal ICASSP peer-review process.

Place

Performance Rank

Team

Authors

Title

1

1

Amazon Web Services

Jean-Marc Valin, Srikanth Tenneti, Karim Helwani, Umut Isik, Arvindh Krishnaswamy

Low-complexity, real-time joint neural echo control and speech enhancement based on percepnet

2

2

SoundConnect, Alibaba

Ziteng Wang, Yueyue Na, Zhang Liu, Biao Tian, Qiang Fu

Weighted recursive least square filter and neural network based residual echo suppression for the AEC-Challenge

3

5

Carl von Ossietzky University of Oldenburg

Nils L. Westhausen and Bernd T. Meyer

Acoustic echo cancellation with the dual-signal transformation LSTM network

4

7

University of Chinese Academy of Sciences

Renhua Peng, Linjuan Cheng, Chengshi Zheng, Xiaodong Li

ICASSP 2021 acoustic echo cancellation challenge: integrated adaptive echo cancellation with time alignment  and deep learning-based residual echo plus noise suppression

5

14

Friedrich-Alexander University

Mhd Modar Halimeh, Thomas Haubner, Annika Briegleb, Alexander Schmidt, Walter Kellermann

Combining Adaptive Filtering And Complex-Valued Deep Postfiltering For Acoustic Echo Cancellation

6

15

Technion

Amir Ivry, Israel Cohen, Baruch Berdugo

Deep residual echo suppression with a tunable tradeoff between signal distortion and echo suppression

NA

NA

NA

Kusha Sridhar, Ross Cutler, Ando Saabas, Tanel Parnamaa, Hannes Gamper, Sebastian Braun, Robert Aichner, Sriram Srinivasan

ICASSP 2021 acoustic echo cancellation challenge: Datasets, testing framework, and results

Overall | Clean | Noisy | Anova

Id Team ST NE MOS ST FE Echo
DMOS		 DT Echo DMOS DT Other MOS Overall CI
21 Amazon 3.85 4.19 4.34 4.07 4.11 0.01
8 SoundConnect 3.84 4.19 4.26 3.71 4.00 0.02
9 Baidu 3.76 4.20 4.30 3.74 4.00 0.02
13 University of Chinese Academy of
Sciences		 3.78 4.19 4.26 3.72 3.99 0.02
24 Carl von Ossietzky University
Oldenburg		 3.83 4.14 4.17 3.77 3.98 0.02
23 Northwestern Polytechnical
University		 3.54 4.17 4.30 3.80 3.95 0.02
10 Chinese Academy of Science 3.75 3.95 3.99 3.53 3.80 0.02
11 Bytedance 3.65 4.18 4.19 3.02 3.76 0.02
19 Samsung R&D Institute Poland 3.59 4.12 4.08 3.24 3.76 0.02
7 Kuaishou 3.73 4.06 4.18 2.97 3.73 0.02
16 proactivaudio GmbH 3.74 3.60 4.01 3.54 3.72 0.02
Baseline 3.79 3.84 3.84 3.28 3.68 0.02
20 Universitat Politècnica de
València		 3.51 3.79 3.94 3.06 3.57 0.02
18 Friedrich-Alexander-University
Erlangen-Nürnberg		 3.50 3.43 3.46 3.50 3.48 0.02
15 Technion 3.52 3.34 3.62 3.35 3.46 0.02
22 Institute of Automation, Chinese
Academy of Sciences		 3.49 2.91 4.11 3.22 3.43 0.02
12 RWTH Aachen University 3.47 3.52 3.90 2.82 3.43 0.02
17 Jadavpur University 1.90 2.64 3.46 1.84 2.46 0.02

Clean results

Id Team ST NE MOS ST FE Echo DMOS DT Echo DMOS DT Other MOS Overall CI
21 Amazon 3.96 4.49 4.49 4.09 4.26 0.02
9 Baidu 3.93 4.50 4.47 3.76 4.16 0.02
24 Carl von Ossietzky University Oldenburg 3.98 4.46 4.34 3.86 4.16 0.02
8 SoundConnect 3.97 4.50 4.44 3.71 4.15 0.02
13 University of Chinese Academy of Sciences 3.91 4.52 4.38 3.72 4.13 0.02
23 Northwestern Polytechnical University 3.63 4.46 4.45 3.80 4.08 0.02
10 Chinese Academy of Science 3.86 4.29 4.22 3.54 3.98 0.02
11 Bytedance 3.90 4.48 4.37 3.03 3.94 0.02
19 Samsung R&D Institute Poland 3.74 4.42 4.24 3.26 3.91 0.02
7 Kuaishou 3.92 4.35 4.35 2.93 3.89 0.02
Baseline 3.99 4.09 3.89 3.33 3.82 0.02
16 proactivaudio GmbH 3.92 3.70 4.10 3.54 3.81 0.02
20 Universitat Politècnica de València 3.66 4.05 4.08 3.09 3.72 0.02
18 Friedrich-Alexander-University Erlangen-Nürnberg 3.58 3.57 3.54 3.57 3.56 0.02
15 Technion 3.65 3.46 3.68 3.35 3.54 0.02
12 RWTH Aachen University 3.62 3.70 3.97 2.82 3.53 0.02
22 Institute of Automation, Chinese Academy of Sciences 3.66 2.91 4.25 3.25 3.52 0.02
17 Jadavpur University 1.67 2.61 3.41 1.85 2.38 0.03

Noisy results

Id Team ST NE MOS ST FE Echo DMOS DT Echo DMOS DT Other MOS Overall CI
21 Amazon 3.74 3.88 4.20 4.04 3.97 0.02
8 SoundConnect 3.70 3.89 4.09 3.72 3.85 0.02
13 University of Chinese Academy of Sciences 3.65 3.86 4.14 3.73 3.85 0.02
9 Baidu 3.58 3.90 4.12 3.72 3.83 0.02
23 Northwestern Polytechnical University 3.46 3.89 4.14 3.80 3.82 0.02
24 Carl von Ossietzky University Oldenburg 3.68 3.83 4.00 3.68 3.80 0.02
10 Chinese Academy of Science 3.63 3.61 3.76 3.51 3.63 0.02
16 proactivaudio GmbH 3.56 3.49 3.91 3.54 3.63 0.02
19 Samsung R&D Institute Poland 3.45 3.82 3.93 3.22 3.60 0.02
11 Bytedance 3.41 3.88 4.02 3.02 3.58 0.02
7 Kuaishou 3.54 3.77 4.02 3.01 3.58 0.02
Baseline 3.58 3.58 3.78 3.23 3.54 0.02
20 Universitat Politècnica de València 3.36 3.52 3.81 3.02 3.43 0.02
18 Friedrich-Alexander-University Erlangen-Nürnberg 3.43 3.30 3.38 3.44 3.39 0.02
15 Technion 3.39 3.21 3.56 3.34 3.38 0.03
22 Institute of Automation, Chinese Academy of Sciences 3.31 2.92 3.97 3.19 3.35 0.02
12 RWTH Aachen University 3.33 3.34 3.84 2.81 3.33 0.02
17 Jadavpur University 2.14 2.67 3.52 1.83 2.54 0.03

Anova results

Team Id 21 8 9 13
21 1.00
8 0.00 1.00
9 0.00 0.78 1.00
13 0.00 0.55 0.74 1.00
24 0.00 0.24 0.35 0.56

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