Research Article

[Retracted] Dictionary Learning-Based Ultrasound Image Combined with Gastroscope for Diagnosis of Helicobacter pylori-Caused Gastrointestinal Bleeding

Figure 7

The blood loss, abdominal pain, and HP test results in experimental group ((a) shows the amount of blood loss; (b) showed abdominal pain). Note: represents a statistically significant difference compared with HP negative ().
(a)
(b)