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Table 1 Statistics of annotation

From: TriCTI: an actionable cyber threat intelligence discovery system via trigger-enhanced neural network

Category

DS-1

DS-2

# of Sen.

# of Aug.

# of Triggers

# of Sen.

Delivery

348

700

449

111

Exploitation

304

700

392

105

Installation

316

700

371

105

Command and Control

401

700

472

125

Actions on Objectives

303

700

388

111

Malicious

351

700

413

129

Benign

339

700

527

119

Total

2362

4900

3012

805

  1. # of Sen. indicates that the number of original annotation sentences (split into DS-1 and DS-2 datasets respectively basing on temporal order), # of Aug. represents the number of sentences after data augmentation (only the training set is augmented), and # of Triggers is the number of annotated triggers