Article and terminology

[klokan]

Define and hold very clean terminology in the article!

• image hash (binary string compared by Hamming distance)
• histogram (binary string saved in SOLR/Lucene as it is - example Color)
• histogram words (string indexed in SOLR as fulltext)
• features (extracted points in SURF / SIFT)
• index via Bag Of Visual Words - extracted features by SURF/SIFT indexed via kd-tree (n-dimensional space).

To be used in the article - provide link to the article here.

[klokan]

Article is being written at: https://docs.google.com/a/klokantech.com/document/d/1XIU28IhfW2SqfE7RlTuHCHTn4nhr12biRnHFcp7PWEM/edit#heading=h.pvpgkr9akvd9