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BI and the “Unstructured Data” Challenge

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Information Extraction

Consider –

The Dow fell 46.58, or 0.42 percent, to 11,002.14. The Standard & Poor's 500 index fell 1.44, or 0.11 percent, to 1,263.85, and the Nasdaq composite gained 6.84, or 0.32 percent, to 2,162.78.

The Dow gained 46.58, or 0.42 percent, to 11,002.14. The Standard & Poor's 500 index fell 1.44, or 0.11 percent, to 1,263.85, and the Nasdaq composite fell 6.84, or 0.32 percent, to 2,162.78.

Example from Luca Scagliarini, Expert System.

The bag/vector of words approach falls short.

©Alta Plana Corporation, 2008

The Data Warehousing Institute

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