Leximancer Tijana Husić Textual content analysis tool.
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Transcript of Leximancer Tijana Husić Textual content analysis tool.
![Page 1: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/1.jpg)
Leximancer
Tijana Husić
Textual content analysis tool
![Page 2: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/2.jpg)
2/10
Leximancer
• Australian company
• 10 years providing leading-edge text analytics technology
• Market research, defence, government, consulting, insurance, legal, intelligence, pharmaceuticals and health care
![Page 3: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/3.jpg)
3/10
Leximancer
• Performs analysis systematically and graphically by creating a map of the constructs
• Each word on the
document map represents
a concept
![Page 4: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/4.jpg)
4/10
Algorithm• Uses optimal weight to predict the concepts present in
fragments of related text.
• The relationships are measured by the weighted sum of the number of times two concepts are found in the same ‘chunk’.
• An algorithm determine the confidenceand relevancy of the
terms to others in a specific chunk and across chunks.
![Page 5: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/5.jpg)
5/10
Advantages
• Ability to– derive the main concepts within text – identify the strengths between concepts (how
often they co-occur)– assist in visually exploring textual information
for related themes – assist in identifying similarities in the context in
which the concepts occur – contextual similarity.
![Page 6: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/6.jpg)
6/10
Advantages • Leximancer can process text in languages
other than English– Danish, German, Greek, French, Croatian,
Indonesian, Italian , Malay, Dutch, Polish, Portuguese, Russian, Serbian, Swedish
![Page 7: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/7.jpg)
7/10
![Page 8: Leximancer Tijana Husić Textual content analysis tool.](https://reader036.fdocuments.net/reader036/viewer/2022062314/56649f435503460f94c6420f/html5/thumbnails/8.jpg)
8/10
HVALA!