نتایج جستجو برای: spatial 3 rrs robot
تعداد نتایج: 2218659 فیلتر نتایج به سال:
Retrieval of the phycocyanin concentration (PC), a characteristic pigment of, and proxy for, cyanobacteria biomass, from hyperspectral satellite remote sensing measurements is challenging due to uncertainties in reflectance (?Rrs) resulting atmospheric correction instrument radiometric noise. Although several individual algorithms have been proven capture local variations biomass specific regio...
this paper proposes a control strategy for a cable-suspended robot based on sliding mode approach (smc) which is faced to external disturbances and parametric uncertainties. this control algorithm is based on lyapunov technique which is able to provide the stability of the end-effecter during tracking a desired path with an acceptable precision. the main contribution of the paper is to calculat...
Background Systemic and structural issues of rapid response system (RRS) models can hinder implementation. This study sought to understand the ways in which acute care clinicians (physicians and nurses) experience and negotiate care for deteriorating patients within the RRS. Methods Physicians and nurses working within an Australian academic health centre within a jurisdictional-based model o...
مکانیزم های موازی اولین بار برای سیستمهای تست تایر و چرخ ماشین و شبیه سازهای حرکت معرفی شدند و بعدها در روباتیک توسعه یافتند. در این مکانیزم ها مجری نهایی توسط چند زنجیره سینماتیکی به پایه متصل می شود که بر همین اساس نیز طبقه بندی می شوند و تمام عملگرها می توانند بر روی پایه یا نزدیک به آن قرار گیرند. این ویژگی مکانیزم های موازی باعث سختی بیشتر و توانایی تحمل بارهای بیشتر شده و از آن جایی که ای...
This paper presents the fomulation of the inverse kinematics and dvnamics of the1 3-RRS parallel platform with three degrees of freedom. For inverse kinematics, The position analysis is f irs f ly performed. Then the differential motion constraint vquations of the movable platform are established, based on which the velocity and acceleration formulae of leg actuators are derived. In inverse dyn...
Phylogenetic analysis based on A) the 16S ribosomal RNA gene (16SrRNA) and B) flagellin gene of Borrelia spp. Representative Borrelia spp. were used. GenBank accession numbers are in parentheses. For the amplification and direct sequencing of 16SrRNA, the 4 PCR primers rrs-F1 (5′-ATAACGAAGAGTTTGATCCTGGCT-3′), rrs-F2 (5′-GGTGTAAGGGTGGAATCTGTTG-3′), rrs-R3 (5′-TTTCGTGACTCAGCGTCAGT-3′), and rrs-R4...
in this research optimal reconfiguration strategy of the improved srr reconfigurable mobile robot based on force-angle stability measure has been designed using genetic algorithm. path tracking nonlinear controller which keeps robot’s maximum stability has been designed and simulated in matlab. motion equations of the robot have been derived in parametric form by means of newton- euler, lagrang...
v Chapter 1: Introduction 1 1.1 SAR Exercise Coach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1.1 Motivating Behavior Change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1.2 SAR Exercise Coach Methodology and User Studies . . . . . . . . . . . . . . . . 5 1.2 Spatial Language-Based HRI Methodology . . . . . . . . ...
Repeated restraint stress (RRS; 3 h of restraint on 3 consecutive days) in rodents produces temporary hypophagia, but a long-term downregulation of body weight. The mild stress (MS) of an intraperitoneal injection of saline and housing in a novel room for 2 h also inhibits food intake and weight gain, but the effects are smaller than for RRS. Previous exposure to RRS exaggerates hypophagia, glu...
planning robot trajectory is a complex task that plays a significant role in design and application of robots in task space. the problem is formulated as a trajectory optimization problem which is fundamentally a constrained nonlinear optimization problem. open-loop optimal control method is proposed as an approach for trajectory optimization of cable parallel manipulator for a given two-end-po...
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