Résumé
Locality Sensitive Hashing (LSH) is one of the most promising techniques for solving nearest Neighbours search problem in high dimensional space. Euclidean LSH is the most popular variation of LSH that has been successfully applied in many multimedia applications. However, the Euclidean LSH presents limitations that affect search performances. The main limitation of the Euclidean LSH is the large memory consumption. In order to achieve a good accuracy, a large number of hash tables is required. This paper propose a new hashing algorithm to overcome the storage space problem, while keeping a good accuracy and better query time. The Experimental results on a real large-scale dataset show the interest of our approach..
| Titre traduit de la contribution | SC-LSH. An indexing method for similarity search in multidimensional space approximate |
|---|---|
| langue originale | Français |
| Pages | 303-318 |
| Nombre de pages | 16 |
| état | Publié - 1 janv. 2015 |
| Modification externe | Oui |
| Evénement | Conference in Search Infomations and Applications, CORIA 2015 - 12th French Information Retrieval Conference - Paris, France Durée: 18 mars 2015 → 20 mars 2015 |
Une conférence
| Une conférence | Conference in Search Infomations and Applications, CORIA 2015 - 12th French Information Retrieval Conference |
|---|---|
| Pays/Territoire | France |
| La ville | Paris |
| période | 18/03/15 → 20/03/15 |
mots-clés
- Content based image retrieval (CBIR)
- Curse of dimensionality
- LSH
- Multidimensional indexing
- Nearest neighbour search
- Scalability
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