8682
We have recently shown that the fusion of measurement information with system dynamics and shape priors greatly improves the tracking performance for very noisy images such as ultrasound sequences -LSB- 22 -RSB- .
 used for: fusion of measurement information with system dynamics and shape priors, tracking; used for: tracking, noisy images; hyponym of: ultrasound sequences, noisy images
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  fusion of measurement information with system dynamics and shape priors, tracking; tracking, noisy images; ultrasound sequences, noisy images 
Answer:
 used for: fusion of measurement information with system dynamics and shape priors, tracking; used for: tracking, noisy images; hyponym of: ultrasound sequences, noisy images