Laser & Optoelectronics Progress, Volume. 57, Issue 22, 221012(2020)
Microvideo Multilabel Learning Model Based on Multiview Low-Rank Representation
Figures & Tables(7)
Fig. 3. Convergence verification graphs. (a) Variation of Zdiff with model iteration; (b) variation of average precision with model iteration
Fig. 4. Effect of different parameters on average precision. (a) Effect of λ2 on average precision; (b) effect of λ4 on average precision
Fig. 5. Label correlation matrix comparison. (a) Normalized correlation matrix for true label; (b) normalized correlation matrix
Table 1. Ablation experiment results
View tableTable 1. Ablation experiment results
Evaluation metrics No LR No LF No LC Average precision difference -0.0508 -0.2423 -0.0172 Hamming loss difference 0.0013 0.0029 0.0005 Ranking loss difference 0.0079 0.0521 0.0049 Coverage difference 0.3492 4.6914 0.2851 One-error difference 0.0175 0.1482 0.0230
Table 2. Performance comparison of different algorithms
View tableTable 2. Performance comparison of different algorithms
Method Average precision Hamming loss Ranking loss Coverage One-error DNMF 0.4673±0.0063 0.0154±0.0001 0.1077±0.0082 8.3853±0.1621 0.6487±0.0082 LRR 0.5489±0.0057 0.0154±0.0001 0.0991±0.0051 8.4056±0.1803 0.3039±0.0057 GLOCAL 0.7527±0.0064 0.0133±0.0020 0.0515±0.0015 3.9943±0.1056 0.2457±0.0032 MLKNN 0.7843±0.0053 0.0134±0.0001 0.0476±0.0058 4.0204±0.1874 0.3087±0.0058 Googlenet 0.6676±0.0044 0.0176±0.0002 0.4349±0.0066 4.5680±0.0600 0.4349±0.0066 C3D 0.7149±0.0089 0.0146±0.0003 0.3694±0.0028 3.9041±0.2033 0.3694±0.0088 C2AE 0.8013±0.0022 0.0128±0.0001 0.0481±0.0041 3.6942±0.1471 0.2381±0.0026 Proposed 0.8055±0.0028 0.0128±0.0001 0.0432±0.0023 3.6732±0.1274 0.2561±0.0065
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Wei Lü, Desheng Li, Lang Tan, Peiguang Jing, Yuting Su. Microvideo Multilabel Learning Model Based on Multiview Low-Rank Representation[J]. Laser & Optoelectronics Progress, 2020, 57(22): 221012
Paper Information
Category: Image Processing
Received: Mar. 10, 2020
Accepted: Apr. 10, 2020
Published Online: Nov. 12, 2020
The Author Email: Desheng Li (lidesheng1996@tju.edu.cn)
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