نتایج جستجو برای: heading

تعداد نتایج: 7546  

1996

A literature search has been carried out for information about the application of software reuse in military avionics and other defence or embedded systems. The information found, including over 50 published papers and a number of World Wide Web pages, is described under three headings. The first heading considers reports of the application of software reuse to the production of real systems. T...

2018
Jing Ye Xiaojun Niu Yaolong Yang Shan Wang Qun Xu Xiaoping Yuan Hanyong Yu Yiping Wang Shu Wang Yue Feng Xinghua Wei

The heading date is a vital factor in achieving a full rice yield. Cultivars with particular flowering behaviors have been artificially selected to survive in the long-day and low-temperature conditions of Northeast China. To dissect the genetic mechanism responsible for heading date in rice populations from Northeast China, association mapping was performed to identify major controlling loci. ...

Journal: :Vision Research 2000
Mitsuhiko Hanada Yoshimichi Ejima

We investigated effects of roll (rotation around line of sight) and pitch (rotation around the horizontal axis) components of retinal flow on heading judgement from visual motion information. It was found that performance level of human observers for yaw (rotation around the vertical axis) plus pitch is little different from that for only yaw although there is bias in perceived heading toward t...

Journal: :Neuroreport 2004
Constance S Royden Lucia M Vaina

Normal observers judge heading well both when moving in a straight line and when moving along a curved path. Judgments of curved path motion require depth variations in the scene while judgments of straight line heading (pure translation) do not. Here we show that a stroke patient who is impaired in low level 2D motion discrimination tasks and cannot accurately judge 3D structure from motion ca...

Journal: :Vision research 1994
A V van den Berg E Brenner

The retinal flow during normal locomotion contains components due to rotation and translation of the observer. The translatory part of the flow-pattern is informative of heading, because it radiates outward from the direction of heading. However, it is not directly accessible from the retinal flow. Nevertheless, humans can perceive their direction of heading from the compound retinal flow witho...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2010
Sheng Liu Tatyana Yakusheva Gregory C Deangelis Dora E Angelaki

To understand the roles of the vestibular system in perceptual detection and discrimination of self-motion, it is critical to account for response variability in computing the sensitivity of vestibular neurons. Here we study responses of neurons with no eye movement sensitivity in the vestibular (VN) and rostral fastigial nuclei (FN) using high-frequency (2 Hz) oscillatory translational motion ...

ژورنال: علوم آب و خاک 2008
رضائی, عبدالمجید , یوسفی‌آذر, معصومه ,

To improve a complex character such as yield with low heritability, the use of indirect selection through other characters and a selection index based on different effective traits is recommended. This study was conducted to evaluate different selection methods by using 23 F2:4 wheat lines derived from the cross of Virmarin (susceptible cultivar) and Sardari (tolerant cultivar) at Research Farm...

رضائی, عبدالمجید , یوسفی‌آذر, معصومه ,

To improve a complex character such as yield with low heritability, the use of indirect selection through other characters and a selection index based on different effective traits is recommended. This study was conducted to evaluate different selection methods by using 23 F2:4 wheat lines derived from the cross of Virmarin (susceptible cultivar) and Sardari (tolerant cultivar) at Research Farm...

Auxiliary ventilation of the blind development heading in underground mines is one of the most challenging work activities amongst mining underground operations. The auxiliary forcing ventilation system provides positive pressure, cooling, controlling gas layering, and removing diesel fumes and dust levels from development headings, stopes, and services facilities. The effectiveness of the auxi...

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