視測光度計 的英文怎麼說
中文拼音 [shìcèguāngdùjì]
視測光度計
英文
visual photometer- 視 : Ⅰ動詞1. (看) look at 2. (看待) regard; look upon 3. (考察) inspect; watch Ⅱ名詞(姓氏) a surname
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
-
In order to measure the field of view matching of digital binoculars, the depth of optic axis parallelism and field of view matching are measured respectively. the collimator and pre - set lens are used to measure the depth of parallelism of optic axis. field of view meter is used to measure the field of view of binoculars and camera
為了檢驗數碼望遠鏡的視場匹配度,提出了採用平行光管和雙管前置鏡的組合測量光軸平行度以及採用視場儀測量數碼望遠鏡的望遠鏡和數碼相機的視場大小的方式,並對數碼望遠鏡的視場匹配度與望遠鏡和數碼相機的視場大小關系進行了理論推導,導出了數碼望遠鏡的視場匹配度測量的實際計算公式。At the present time the prediction method of attracting pest with black light and recognizing and counting by man is generally adopted. there are some serious shortages such as bad recognition accuracy and low efficiency. it reduces seriously accuracy and timeliness of prediction and is disadvantage in guiding insect disease prevention
目前普遍採用的黑光燈誘集害蟲、人工識別計數的測報方法,存在識別準確性差、效率低等嚴重缺陷,極大地降低了測報的準確度和時效性,不利於指導農田害蟲的防治工作,因此本文提出了基於機器視覺和小波分析的圖像識別技術,用於農田害蟲的自動檢測預報。The some fire control system is an advanced multi - senor short range air defense system, which integrated both x and ka bands searching and tracking radars, laser range finder, combined the control computer of subsystem with the master computer, and applied the technology of data fusion
摘要某火控系統集兩個頻率波段的搜索雷達、跟蹤雷達和電視跟蹤器、激光測距機於一體,分系統控制處理計算機與系統主計算機相結合,採用了數據融合技術,是一部多傳感器集成的現代化防空系統,具有搜索性能好、反應時間快、抗干擾能力強、自動化程度高、使用性能好等特點。With the development of the technology of the computer stereovision, the binocular stereo sensor has applied in field of industry detection, object identification, robot automatic guidance, navigation etc. with the appearance of new opto - electronic scanning technique, automatic technique, highspeed data processing technique and more effective algorithm, the binocular stereo ranging method has new headway and application the contents are arranged as following
隨著計算機視覺技術的不斷發展,立體視覺傳感器得到越來越廣泛的應用,尤其是雙目視覺傳感器的結構簡單、使用方便、速度快、精度高等諸多優點被廣泛應用地于工業檢測、物體識別、機器人自導引、航天、航空及軍事等很多領域。隨著新型光電掃描技術、新型陣列型光電探測器件及更有效的演算法出現,結合迅猛發展的自動控制與高速數據處理技術,立體視差測距方法有了新進展及應用。To satisfy the special need, the development of such a multi - purpose photometric and colorimetric instrument is discussed in this paper. in this paper, advantages and disadvantages of available photometric and colorimetric instruments are discussed first. then, a novel instrument is developed, which possesses the following characteristics : utilizing lcd display, flexible keyboard control, integrating capability to perform both photometric and colorimetric measurement so long as the photoelectric detector is changed to another one and corresponding software is performed
本論文研究了以往的光度和色度測量儀的優缺點,設計了利用液晶屏的可視化界面,鍵盤的靈活控制,只要換上不同的光電探頭,啟動不同的測量軟體,就能對光度和色度(如亮度、照度、光通量、色坐標等)進行測量的儀器。Standard test method for determination of the red dye concentration and estimation of the astm color of diesel fuel and heating oil using a portable visible spectrophotometer
用便攜式可視分光光度計測定柴油燃料和加熱油的紅染料濃度及判斷其astm顏色的標準試驗方法At * 200 magnification of light microscopy, computer assisted quantitative image analysis system was used to count the mean areas of cgrp positive nerve fibers and cgrp negative nerve fibers of 5 randomly selected fields of each section, so as to count the percent of cgrp positive nerve fibers area
應用hnas 10001 (晰度彩色病現間文報告汁析系統( r 995690 ) 20o倍光鏡下隨機取5個視野分別測定0 p陽性神經纖維面積、 co p陰性神經纖維面積,計算c p陽性神經纖維面積比例。According to these requests, the technique for optimal control infrared leds, which are fixed on optical probe, was put forward, and all functions of the optical probe are realized, which is very significative for the measurement accuracy of the vision system
針對這些要求,提出了對光學測棒上紅外led亮度的優化控制技術,設計和實現了光學測棒的各項功能。這對于提高整個視覺系統的測量精度很有意義。Variational image sampling was employed for focus windows selection, and the harmony between resolution and field of view was implemented. a human face extracting method based on color, shape and detail features was proposed, in order to overcome restriction of method based on skin detection. a method using optical flow was introduced to segmenting moving human face in focus images, and has better perspective in surveillance situation
我們從多方面進行探討,提出用統計手段分析成像主體最可能被放置的區域,有效地減少了成像主體不在中心時引起的誤對焦;提出用解析度空間變化的手段對圖像進行非均勻采樣,達到解析度與視場的協調;提出通過顏色、形狀和細節三方面進行人臉探測,有效地克服了單純靠皮膚進行探測的局限:提出基於光流場的方法分割圖像中的人臉,適用於監控場合。On the basis of describing the situation of current logging technology and considering the atrocious environment and the superiority of video imaging well - logging, the logging system consists of hardware and software sub - system in this paper. according to the objective condition of logging, the design of hardware has taken special treatments : high - temperature - proof protection with particular equipment for the whole circuit, video collection with ccd, temperature signal gathering by pt resistance and v / f transform, depth measurement through photoelectric encoder and jitter elimination circuit
在系統的硬體設計中,針對油田測井的客觀環境,進行了特殊處理:對整體測量電路採用特種裝備進行耐高溫保護;對井下的視頻信號採用ccd攝像頭進行採集;對井下溫度信號利用鉑電阻和v f變換實現採集;對深度信號採用光電碼盤及去抖電路進行精確測量。A simulation method is proposed to predict the motion artifacts of plasma display panels ( pdps ). the method simulates the behavior of the human vision system when perceiving moving objects. the simulation is based on the measured temporal light properties of the display for each gray level and each phosphor. both the effect of subfield arrangement and phosphor decay are involved. a novel algorithm is proposed to improve the calculation speed. the simulation model manages to predict the appearance of the motion image perceived by a human with a still image. the results are validated by a set of perceptual evaluation experiments. this rapid and accurate prediction of motion artifacts enables objective characterization of the pdp performance in this aspect
針對目前等離子顯示屏普遍存在的運動偽像問題,提出了一種新穎的模擬計算方法,該方法實現了對等離子體顯示屏運動偽像的準確、快速估計.該方法通過測量等離子顯示屏不同顏色不同灰度下光信號隨時間的變化情況,模擬人眼對運動圖像的視覺感知行為,模擬計算出任意圖像以一定速度運動下的視覺感知效果.新演算法不但加入了等離子顯示屏熒光粉的延遲效應的影響,而且提高了模擬計算速度.所得模擬結果與實際主觀視覺感知實驗相符.這種快速準確的估計使對等離子顯示器件運動偽像的客觀評價成為可能Abstract : a simulation method is proposed to predict the motion artifacts of plasma display panels ( pdps ). the method simulates the behavior of the human vision system when perceiving moving objects. the simulation is based on the measured temporal light properties of the display for each gray level and each phosphor. both the effect of subfield arrangement and phosphor decay are involved. a novel algorithm is proposed to improve the calculation speed. the simulation model manages to predict the appearance of the motion image perceived by a human with a still image. the results are validated by a set of perceptual evaluation experiments. this rapid and accurate prediction of motion artifacts enables objective characterization of the pdp performance in this aspect
文摘:針對目前等離子顯示屏普遍存在的運動偽像問題,提出了一種新穎的模擬計算方法,該方法實現了對等離子體顯示屏運動偽像的準確、快速估計.該方法通過測量等離子顯示屏不同顏色不同灰度下光信號隨時間的變化情況,模擬人眼對運動圖像的視覺感知行為,模擬計算出任意圖像以一定速度運動下的視覺感知效果.新演算法不但加入了等離子顯示屏熒光粉的延遲效應的影響,而且提高了模擬計算速度.所得模擬結果與實際主觀視覺感知實驗相符.這種快速準確的估計使對等離子顯示器件運動偽像的客觀評價成為可能The hardware mainly includes light, image sensor, image collector. the improvement of hardware, which can realize gate control of the 9 cmos by the two - way communication with the computer, and can improve the mtf measurement accuracy of the whole field of view, is introduced in detail
硬體部分主要包括光源、圖像傳感器、圖像採集設備等,並詳細介紹了系統硬體的完善部分,即通過與計算機的雙向通信,實現了9個cmos的選通控制,從而提高全視場mtf的測量精度。Tv photoelectric theodolites made up of optics, machine, electron and computer is a complex tracking and measuring instrument. tv photoelectric theodolites used in especial proving ground is a new kind of photoelectric tracking and measuring instrument. tracking precision is a main parameter
=電視光電經緯儀是集光、機、電與計算機應用技術於一體的大型復雜測量系統,它是廣泛用於特種試驗場的一種新型光電跟蹤測量設備,跟蹤精度是其最重要的的技術指標之一。2. for the composing of pcb test system and the property of equipments, we study to choose the super - resolution ccd ; how to integrate computer visual technology, accurate machine technology, autocontrol technology and image process technology ; how to solve the conflict between high definition and wide visual range ; how to accomplish image automatic joint ; how to implement accurate orientation of three - dimensional work flat. we put emphasis on topics
2 、針對pcb板檢測系統的構成及其設備的性質、特點,就高解析度光學攝像傳感器的選擇進行了調研;如何結合計算機視覺技術、精密機械技術、自動控制技術和圖像處理技術;如何解決高解析度圖像採集與大視場之間的矛盾;如何實現圖像的自動拼接;如何實現三維工作臺的精確定位等問題展開了重點研究。According to the features of precision, efficiency, inspection dimension and accuracy varying great range, designed closed - loop control system composition of servomechanism and grating to assure system ’ s precision, smooth, efficiency, and to realize the great dimension range measurement ; designed image capture system composition of ccd, automatic variable power lens and self - adaptive lighting, to realize integration of large inspection precision range ; designed electric control and software system to make the inspection convenience and fast. finally, developed the prototype instrument
針對微電子產品視覺檢測的精密、高效、檢測精度和測量范圍變換大的特點,設計了伺服驅動、精密光柵採集組成閉環控制系統以保證運動精密、平穩、高效,和大的尺寸測量范圍;設計了由ccd攝像機、大范圍自動變倍鏡頭和自適應光源組成的圖像採集系統,集不同精度等級的檢測於一體;設計了電氣控制和軟體系統使檢測方便快捷。分享友人