Abstract
This paper presents the algorithms that task organisers deployed for the automatic Human Behaviour Analysis (HBA) task of the MediaEval 2018. HBA task aims to investigate alternate modalities of video and body-worn acceleration for the detection of speaking status. For unimodal estimation from acceleration, a transfer learning approach, Transductive Parameter Transfer (TPT), which is shown to perform satisfactorily in a similar setting[4] is employed. For the estimation from the video modality, bags of Dense Trajectories were used in a multiple instance learning approach (MILES) [2]. Finally, late fusion is used for combining the outputs from both modalities. The multi-modal approach resulted in a mean AUC of 0.658, outperforming the performance of both single modality approaches. Copyright held by the owner/author(s).
| Original language | English |
|---|---|
| Title of host publication | MediaEval 2018 Multimedia Benchmark Workshop |
| Subtitle of host publication | Working Notes Proceedings of the MediaEval 2018 Workshop Sophia Antipolis, France, 29-31 October 2018 |
| Editors | Martha Larson, Claire-Hélène Demarty, Piyush Arora |
| Publisher | CEUR-WS.org |
| Number of pages | 3 |
| Publication status | Published - 1 Jan 2018 |
| Externally published | Yes |
| Event | 2018 MediaEval Workshop - Sophia Antipolis, France Duration: 29 Oct 2018 → 31 Oct 2018 |
Publication series
| Name | CEUR Workshop Proceedings |
|---|---|
| Volume | 2283 |
| ISSN (Print) | 1613-0073 |
Conference
| Conference | 2018 MediaEval Workshop |
|---|---|
| Country/Territory | France |
| City | Sophia Antipolis |
| Period | 29/10/18 → 31/10/18 |
Funding
This task is partially supported by the Instituto Tecnológico de Costa Rica and the Netherlands Organization for Scientific Research (NWO) under project number 639.022.606.
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