航空攝影法 的英文怎麼說
中文拼音 [hángkōngshèyǐngfǎ]
航空攝影法
英文
aerial mapping methods- 航 : Ⅰ名詞(船) boat; shipⅡ動詞(航行) navigate (by water or air); sail
- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 攝 : Ⅰ動詞1 (吸取) absorb; assimilate2 (攝影) take a photograph of; shoot 3 [書面語] (保養) cons...
- 影 : Ⅰ名詞1 (物體擋住光線后映出的形象) shadow 2 (鏡中、水面等反映出來的物體形象) reflection; image...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 航空 : aviation; voyage
- 攝影 : 1. (照相) take a photograph; shoot 2. (拍電影); shoot a film; film
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Photography sensitometry - black - and - white aerial camera films - determination of iso speed and average gradient
航空攝影用黑白膠片iso感光度和平均梯度的測定方法The methods for solving these problems are put forword as follows : the method of airphoto scale rangs from 1 / 4 to 1 / 6 of map scale ; a flight line uses belt method ; the optional time intervals of airphoto taking are from may to june and from august to october in one year ; when the contrast at the site is small, or the visibility is rather low and needs to enchance the contrast, the hardening agent should be prepared to process the film
並提出了解決問題的方法:山區航空攝影合理的攝影比例尺應是成圖比例尺的1 / 4 ~ 1 / 6 ;對于山區窄而長,且為線狀走勢的河流宜採用帶狀航線設計方法設計;山區流域水分充足能見度不好,惟每年5 - 6月和8 - 10月是航空攝影的最佳季節;當地面物體反差小或能見度不好而需要特別提高反差時應配製較硬性藥水沖洗等。In this paper, forward motion compensation technology for lmk aerial survey camera is discussed in detail. lt is illustrated that forward motion compensation is the key techonology for air photography with high resolution
本文詳細論述了lmk航空攝影機前向運動補償控制系統的工作原理和實現方法,指出前向運動補償控制系統是實現高分辨力攝影的關鍵。At first, the history and the classification methods of aerial survey camera is introduced. in allusion to lmk aerial survey camera. this paper introduced the target of the image motion compensation
文章首先系統的概述了航空攝影機的分類方法、發展歷史、設計特點,重點突出了本文所涉及的lmk航空攝影機前向運動補償控制系統的由來、方法及其基本技術要求。We could have it as the foundation for the aerial survey camera redesign. the performance of the collectivity is analysed finally, the effect of forward motion compensation is estimated. the equivalent residual image motion of the compensation control system is very small
最後,本人利用tms320f240dsp處理器的部分資源,對前向運動補償控制系統的軟體實現方法進行了研究和探討,取得了較為滿意的控制效果,為今後航空攝影機電控系統的設計工作打下了基礎。Aerial infrared photography
航空紅外攝影法It is also the important content of the aerial photography information management system, the fundamental method of utilizing gps for navigation and aerial photography are discussed, by the theory, we get the formulas of gps kinetic positioning and give a brief introduction of work method in practical production
結合gps定位技術在航空攝影中的應用,介紹了利用gps導航和攝影的基本方法及gps動態定位的原理,本文利用gps動態定位的原理,推導了確定攝影站坐標的公式,並且對實際生產中的作業方法也做了簡單的介紹。In this paper, combined with vanishing point geometrical restriction given by the aerial photogrammetric modeling, a method for extracting vertical lines based on the adaptive fuzzy hough transform is presented. then the extracted vertical lines are validated by analyses of window texture
本文結合航空攝影模型給出的滅點幾何約束,利用自適應模糊hough變換,提出了一種建築物垂直邊緣檢測方法,並用窗戶紋理分析技術來驗證高層建築物的垂直邊緣。In combination with the developing direction and the trend of photogrammetry, the digital photogrammetry technology and the digital camera are introduced. and some methods of acquiring digital images and different characteristics between film images and digital images are explained
結合航空攝影測量發展的方向和趨勢,本文闡述了數字攝影測量技術及數字航攝儀的發展與應用,介紹了數字影像的獲取方法,並對模擬影像和數字影像的特性進行了比較。Making use of the predominance of the computer system, this paper makes an improvement on the method for density detection on the aerophotographic negative, then presents and implements a density detection system of aerophotographic negative
摘要利用了計算機系統的優勢,改進了航空攝影負片的密度檢測方法,實現了航空攝影負片密度檢測系統,實驗證明了該系統的可行性和實用性。Based on optimal control theory and singularly perturbed theory, a singularly perturbed midcourse guidance law that guarantees air - to - ground missiles to ascent quickly is proposed. this new guidance law is a composite control law consisting of three parts : optimal climbing control using variable weighting factor method, minimum energy cruising phase control and minimum energy switching phase control. moreover, a new control logic is designed in order to remove influence of climbing control on switching phase. simulation results of a certain type of air - to - ground missile are presents. it is shown that, with simple control algorithm and feasible onboard implementation, this law not only guarantees air - to - ground missiles to ascent quickly, but also satisfies the requirements of midcourse phases. the studies have important theoretical meaning and great value of engineering application
為滿足實際作戰的要求,基於最優控制理論和奇異攝動方法,提出了一種可保證中遠程空地導彈快速爬升到最優高度的中制導律.它由變系數最優爬升控制,最小能量巡航控制和最小能量下滑控制組成.為了減小爬升段控制對下滑段的影響,提出了一種新的控制邏輯.最後針對某型空地導彈進行了模擬.結果表明,該中制導律較好地滿足了中遠程空地導彈在中制導段的要求.本文的研究結果具有較好地工程參考價值Abstract : based on optimal control theory and singularly perturbed theory, a singularly perturbed midcourse guidance law that guarantees air - to - ground missiles to ascent quickly is proposed. this new guidance law is a composite control law consisting of three parts : optimal climbing control using variable weighting factor method, minimum energy cruising phase control and minimum energy switching phase control. moreover, a new control logic is designed in order to remove influence of climbing control on switching phase. simulation results of a certain type of air - to - ground missile are presents. it is shown that, with simple control algorithm and feasible onboard implementation, this law not only guarantees air - to - ground missiles to ascent quickly, but also satisfies the requirements of midcourse phases. the studies have important theoretical meaning and great value of engineering application
文摘:為滿足實際作戰的要求,基於最優控制理論和奇異攝動方法,提出了一種可保證中遠程空地導彈快速爬升到最優高度的中制導律.它由變系數最優爬升控制,最小能量巡航控制和最小能量下滑控制組成.為了減小爬升段控制對下滑段的影響,提出了一種新的控制邏輯.最後針對某型空地導彈進行了模擬.結果表明,該中制導律較好地滿足了中遠程空地導彈在中制導段的要求.本文的研究結果具有較好地工程參考價值The improvement on the process of automatically measuring city buildings is one of the most important problems in the current aerial photographic measurement. an approach to measuring a city building based on its structure information is presented. a city building ' s ideal model is first represented by some independent parameters according to its structure information and some image variants which can induce model parameters are defined, and then the initial value of image variants are acquired by combining all kinds of information in the left and right images. finally the optimal location of the building is found for some certain criteria. an implementation of this method is illustrated on flat - roof and rectangular buildings in detail. the experimental results show that not only the method is more automatic than existing methods but also the precision of measurement can satisfy the acquirement of the current aerial photographic measurement, and confirm the method has a good developmental and applied potential
提高城市建築物測量過程的自動化程度是目前航空攝影測量研究的主要問題之一.文中提出了一種基於結構信息的城市建築物測量方法.首先根據城市建築物的結構信息,用幾個相互獨立的參數來描述建築物的理想模型,並定義能推導出模型參數的圖像變量,然後組合利用左右圖像中各種信息獲得圖像變量的初始值,最後在一定準則下尋求城市建築物的最佳測量位置.該文以平頂矩形建築物為例詳細討論了它的一種實現演算法.實驗結果表明,這種方法與傳統方法相比較,有較高的自動化程度,且測量精度能滿足現有航空攝影測量的要求,有較大的發展和應用潛力分享友人