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Table 8 Summary of the QbE STD systems

From: ALBAYZIN Query-by-example Spoken Term Detection 2016 evaluation

System ID

Feature extraction

Search

Cost function

Fusion

A-GTM-UVigo-3-fea+DTW fusion

Phoneme post.+unit sel. Acoustic feat.+feat. sel. Gaussian post.

S-DTW

Pearson corr. coef.

3 systems

B-L2F-4-pllr fea+DTW fusion

PLLR-phoneme-post.

DTW-thres1

Cosine distance

4 systems

C-L2F-4-likel fea+DTW fusion

LL-phoneme-post.

DTW-thres2

Cosine distance

4 systems (*)

D-ELiRF-UPV-Post+DTW

Phoneme post.

S-DTW

Cosine distance

E-ELiRF-UPV-Post+DTWNorm

Phoneme post.

S-DTW+Norm.

Cosine distance

F-SPL-IT-UC-4-phnrec+DTW fusion

Phoneme post.

DTW

Cosine distance

4 systems

G-SPL-IT-UC-3-phnrec+DTW fusion

Phoneme post.

DTW

Cosine distance

3 systems

H-SPL-IT-UC-2-LIphnrec+DTW fusion

Phoneme post.

DTW

Cosine distance

2 systems