KEYWORD EXTRACTION APPARATUS AND PROGRAM

According to one embodiment, a keyword extraction apparatus includes a display, a first calculation unit, a scroll unit, a first generation unit, an extraction unit, a scoring unit and a second generation unit. The first calculation unit calculates a partial region indicating a part of the document displayed. The scroll unit scrolls the document to display other than the partial region in a document. The scoring unit calculates scores of the keywords in accordance with positions that the keywords occur within the document. The second generation unit generates a window for selecting the keywords in descending order of the scores from first keywords.