Leximancer

Tijana Husić

Textual content analysis tool

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

3/10

Leximancer

• Performs analysis systematically and graphically by creating a map of the constructs

• Each word on the

document map represents

a concept

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.

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.

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

7/10

8/10

HVALA!