The following publications are possibly variants of this publication:
- Improved fast search method for vector quantization using discrete walsh transformZhibin Pan, Koji Kotani, Tadahiro Ohmi. icip 2004: 3177-3180
- Fast encoding method for image vector quantization by using partial sum concept in Walsh domainZhibin Pan, Koji Kotani, Tadahiro Ohmi. eusipco 2005: 1-4 [doi]
- Fast Encoding Method of Vector Quantization Based on Optimal Subvector PartitionZhibin Pan, Koji Kotani, Tadahiro Ohmi. icdsp 2007: 415-418 [doi]
- A generalized multiple projection axes method for fast encoding of vector quantizationZhibin Pan, Koji Kotani, Tadahiro Ohmi. prl, 26(9):1316-1326, 2005. [doi]
- A Fast Encoding Method for Vector Quantization by using Multi Euclidean Distance EstimationsZhibin Pan, Tadahiro Ohmi, Koji Kotani. iasc, 10(2):167-174, 2004. [doi]
- Improved fast encoding method for vector quantization based on subvector techniqueZhibin Pan, Koji Kotani, Tadahiro Ohmi. iscas 2005: 6332-6335 [doi]