squint-eye
- 相似词
- 拼写相近词组、短语
- squint-eyed
- 更多 网络例句 与squint-eye相关的网络例句 [注:此内容来源于网络,仅供参考]
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a system of along-track mode sar based on the gps is established.by seeing the gps signal as a chirp,chirp scaling algorithm of this mode with large squint angle is investigated.chirp scaling algorithm is considered more efficient and widely applicable when the bistatic sar system is in side-look or small squint angle mode,but in large squint angle case,the errors caused by taylor expansion are so large that the algorithm could lose its precision.in such a case,an equivalent mono-static sar range mode which has fewer errors than taylor expansion with large squint angle is proposed to substitute the range history of bistatic sar.then bistatic sar images with large squint angles are gotten by common nonlinear cs algorithm.the effectivity of the method is verified by matlab simulation.
摘 要:建立了基于gps的顺轨sar系统模型,通过将gps信号等效为chirp信号,研究了在该模式下的大斜视角chirp scaling算法。在正侧视或小斜视情况下,cs算法具有较好的聚焦性能和广泛的适用性,但在斜视角较大的情况下,该算法将散焦而不能成像,因而提出了用等效的单基地距离模型来代替双基地距离历史的方法,解决了大斜视角情况下距离模型二阶近似误差较大的问题,并结合单基地非线性cs算法,实现了在大斜视角情况下的基于gps反射信号的双基地sar高精度成像,最后通过matlab仿真进行了验证。
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Chirp scaling algorithm is considered more efficient and widely applicable when the bistatic SAR system is in side-look or small squint angle mode,but in large squint angle case,the errors caused by Taylor expansion are so large that the algorithm could lose its precision.In such a case,an equivalent mono-static SAR range mode which has fewer errors than Taylor expansion with large squint angle is proposed to substitute the range history of bistatic SAR.Then bistatic SAR images with large squint angles are gotten by common Nonlinear CS algorithm.The effectivity of the method is verified by Matlab simulation.
在正侧视或小斜视情况下,CS算法具有较好的聚焦性能和广泛的适用性,但在斜视角较大的情况下,该算法将散焦而不能成像,因而提出了用等效的单基地距离模型来代替双基地距离历史的方法,解决了大斜视角情况下距离模型二阶近似误差较大的问题,并结合单基地非线性CS算法,实现了在大斜视角情况下的基于GPS反射信号的双基地SAR高精度成像,最后通过Matlab仿真进行了验证。
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The lateral rectus muscle of one eye was sectioned under anaesthesia in order to induce an esotropic squint in strabismic group and therapeutic group. In therapeutic groups, the non-squint eyelids of six 8-week-old esotropic kittens were sutured to induce the model of occlusion therapy, another six kittens were reversely occluded combined with pattern stimulus therapy.
斜视组和治疗组均在4周龄时行外直肌切断+部分切除手术,产生内斜视。8周龄时,治疗组行非斜视眼眼睑缝合造成遮盖治疗模型,其中6只猫只接受自然刺激治疗,另6只猫追加模式刺激治疗。
- 更多网络解释 与squint-eye相关的网络解释 [注:此内容来源于网络,仅供参考]
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squint hook:斜视钩
SQUID 超导量子干涉仪 | squint hook 斜视钩 | squint knife 斜视刀
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squint knife:斜视刀
squint hook 斜视钩 | squint knife 斜视刀 | stactometer 测滴计,滴量计
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squint knife:斜视儀
squint hook斜视钩 | squint knife 斜视儀 | stactometer 测滴计,滴量计