In this study, a sliding mode surface controller (SMC) designed for a quadcopter is experimentally tested.The SMC was combined with disturbance observers in six degrees of freedom of the quadcopter to effectively reject external dive sticks disturbances.While respecting stability conditions all control parameters were automatically initialized and
Peritoneal dialysis (PD) is a generally accepted method for treatment of patients with the end-stage renal disease.A larger proportion of PD patients transfer to haemodialysis every year than the converse.Many of the underlying causes of transfer to haemodialysis are preventable.Infectious complications still remain the most common reason for trans
The community-based participatory inquiry methodological framework introduced here is grounded in (1) the presentation of a generic vignette by the convenor/facilitator, after which (2) participants create data located in their own written or oral narrative responses to the vignette, then (3) convene in small groups to discuss opportunities for add
Abstract Embryos pulley roller have evolved a remarkable capacity to find implantation site.The impressive navigation ability of natural blastocysts may rely on highly sensitive signals arising from embryos and specialized signal processing strategies in the endometrium.Navigation capabilities may be compromised in ICSI embryos because of altered b