نتایج جستجو برای: obstacle installation angle
تعداد نتایج: 168134 فیلتر نتایج به سال:
“15 seconds of fame” is an interactive installation which every 15 seconds generates a new pop-art portrait of a randomly selected person from the audience. The installation was inspired by Andy Warhol’s ironical statement that “In the future everybody will be famous for 15 minutes”. The installation detects human faces to crop them from the wide-angle picture of people who are standing in fron...
A novel real-time reaction obstacle avoidance algorithm (RRA) is proposed for autonomous underwater vehicles (AUVs) that must adapt to unknown complex terrains, based on forward looking sonar (FLS). To accomplish this algorithm, obstacle avoidance rules are planned, and the RRA processes are split into five steps Introduction only lists 4 so AUVs can rapidly respond to various environment obsta...
Recent advances in high-throughput genotyping technologies have enabled us to conduct a genome-wide association study (GWAS) on a large cohort. However, analyzing millions of single nucleotide polymorphisms (SNPs) is still a difficult task for researchers conducting a GWAS. Several difficulties such as compatibilities and dependencies are often encountered by researchers using analytical tools,...
Abstract Background and purpose: With aging problems will be increased and these problems affect with deferent ways. The purpose of this study is the comparison walking ability, lordosis and kyphosis angle in athlete and non-athlete elderly men Materials and methods: This study is Quasi-Experimental. The variables assessed field and visual measurement. So, 54 subject (age: 64.37±4.30 y-o, h...
To investigate the link between discrete small-scale and continuous large scale mechanical properties of a foam, we observe its two-dimensional flow in a channel, around an elliptical obstacle. We measure the drag, lift, and torque acting on the ellipse versus the angle between its major axis and the flow direction. The drag increases with the spanwise dimension, in marked contrast with a squar...
We understand little about how animals adjust locomotor behaviour to negotiate uneven terrain. The mechanical demands and constraints of such behaviours likely differ from uniform terrain locomotion. Here we investigated how common pheasants negotiate visible obstacles with heights from 10 to 50% of leg length. Our goal was to determine the neuro-mechanical strategies used to achieve robust sta...
In recent years, installation of plates in canal beds have been considered for sedimentation control and bed load reduction at canal intake. These planes, called submerged vanes, are different in dimensions. They are installed at intakes in-group with reasonable distance from each other. Presence of these vanes at intakes initiate transverse shear stress on river bed and causes sediment transpo...
In recent years, installation of plates in canal beds have been considered for sedimentation control and bed load reduction at canal intake. These planes, called submerged vanes, are different in dimensions. They are installed at intakes in-group with reasonable distance from each other. Presence of these vanes at intakes initiate transverse shear stress on river bed and causes sediment transpo...
The autonomous mobile robot must be capable of avoiding static and dynamic obstacles in the environment navigating towards target without any human effort. A valid low-cost path from start to goal is obtained by A* algorithm. Neural network used for Zone classification. relative values between obstacle are classification which distance, velocity, angle. Zone1 very dangerous while zone 5 not dan...
Flexibility in motor actions can be defined as variability in the use of degrees of freedom (e.g., joint angles in the arm) over repetitions while keeping performance (e.g., fingertip position) stabilized. We examined whether flexibility can be increased through enlarging the joint angle range during practice in a manual obstacle-avoidance target-pointing task. To establish differences in flexi...
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