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Institute of Forensic and Security Science / Computer Science Department Universidad Autónoma de Madrid Training and Improvement Division Spanish National Police Force

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Page 1: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,

Institute of Forensic and Security Science

/ Computer Science Department

Universidad Autónoma de Madrid

Training and Improvement Division

Spanish National Police Force

Page 2: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 3: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 4: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 5: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 6: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 7: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 8: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 9: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 10: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 11: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 12: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 13: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,

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Doc1 Doc2

Distance?

Page 14: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,

Document1 {8, 8.5}

Document2 {2.5, 10}Document1

(hypotenuse)

Document2

(adjacent)

(opposite)

Page 15: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
Page 16: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,

Either present/not present or

counting number of times

Most frequent

words are

discarded

Page 17: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,

neural network

looking for similar topicslooking for similar profiles

Page 18: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
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Page 22: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
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Page 27: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,
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Page 30: Institute of Forensic and Security Science Training and ... › sites › default › files › S18... · EC3 EC3 @EC3Europol Seguir Seguir The Hacker News @TheHackersNews Popular,