In the presence of whelen arges spotlight compound disturbances, a multi-spacecraft cooperative collision avoidance capture control method based on disturbance observer was proposed, which can solve the problem of low speed rolling non-cooperative target close-range capture in space.Firstly, a relative motion model of attitude and orbit coupling is

The relevance of power supply chain resources is a key factor affecting the hit rate of resource integration.Therefore, a 4PL mode based supply chain resource integration method based on associated data is proposed.Firstly, analyze the functions of the power supply chain under the 4PL mode, mainly including intelligent procurement, digital logistic

Conceptual research on robots and privacy has increased but we lack empirical evidence about the prevalence, antecedents, and outcomes of different privacy concerns about social robots.To fill this gap, we present a survey, testing cyspera cream where to buy a variety of antecedents from trust, technology adoption, and robotics scholarship.Responde