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- Interferogram region spreading technology in spatial domain[J]. 引用該論文 蘇俊宏;陳磊;朱日宏.
- Firstly, Local Walsh Transform (LWT) is defined and generalized in spatial domain to extract local texture information. 首先給出局部沃爾什變換(LWT)的定義，并在空域中對其加以推廣，用以提取圖像的局部紋理信息；
- A digital image watermarking scheme embedded in spatial domain based on BSS (blind source separation) was proposed. 摘要提出了一種基于盲源分離理論的時(shí)空域嵌入的數字圖像水印算法。
- The watermark is designed in a cirque pattern and it is embedded in spatial domain using odd-even quantization. 設計了一種圓環(huán)形的水印模式，并在空域采用奇偶量化嵌入水??；
- Simulation results reveal that global stability and creditability of GALILEO are superior to GPS in temporal and spatial domain. 仿真結果表明,在中國大陸范圍內,galileo系統在時(shí)間域和空間域上的整體穩定性?xún)?yōu)于GPS系統。
- A second strand in the super-resolution story,developing in parallel to the first,was based purely in the spatial domain. 中的一個(gè)超分辨率的故事第二個(gè)組成部分，同時(shí)向第一個(gè)發(fā)展中國家，是基于純粹的空間域。
- Image enhancement in spatial domain, the sources include histogram, laplacian, unsharp mask, and spatial filter has been tested. (譯)：圖像增強在空間領(lǐng)域，來(lái)源包括直方圖，拉普拉斯，銳化遮罩和空間濾波器進(jìn)行了測試。
- But resampling in the frequency domain will causes replicas occur in the spatial domain if we do not use any reconstruction filter. 但是它會(huì )有頻域空間再取樣的問(wèn)題，導致重疊影像的失真現象，因此濾波器的設計對傅立葉立體資料描繪法是非常重要的研究主題。
- Through the analysis of many representative spatial domain watermark algorithms, a new spatial domain digital watermark imbedding algorithm is presented. 通過(guò)對多種空域水印算法優(yōu)缺點(diǎn)的分析,提出了一種新的空域數字圖像水印加入算法。
- From principle, we use the Fourier method to compare the information consistency in the spatial domain and frequency domain for traditional X-ray, CT and Tomosynthesis device. 從原理層面,基于對不同X-ray醫療設備(傳統X-ray,計算機斷層掃描CT,運動(dòng)成像Tomosynthesis)采集信息完備程度的分析,分別從空間域和頻率域的角度論證了信息完備性程度的一致性。
- It encodes the bitplane of spatial domain image byquadtree encoded, shuffles and selectively encrypts the data according to the structure of quadtree encoding. 對空域圖像位平面采用四叉樹(shù)編碼,根據四叉樹(shù)編碼的結構特點(diǎn)對數據進(jìn)行置亂和選擇加密,對加密算法進(jìn)行加密數據量分析和安全性評估。
- The study showed that spatial domain filers have difficulties in reserving good edge and texture information at the same time reducing speckles, so they have to make a compromise. 空間域的濾波處理，很難達到在消除相干斑噪聲的同時(shí)又能很好地保留邊緣和紋理細節的理想狀態(tài)。一般只能在相干斑噪聲消除和邊緣信息保留兩個(gè)方面進(jìn)行折衷。
- Through the analysis of many representative spatial domain watermarking algorithm, a novel image spatial domain blind watermarking algorithm was presented. 通過(guò)對多種空域水印算法優(yōu)缺點(diǎn)的分析,提出了一種新的圖像空域盲水印算法。
- The first step, the infrared imageconverted from spatial domain to fuzzy field, then itenhanced by homomorphic filtering, at last, the processed image is obtained. 該方案首先將紅外圖像由空域平面轉換成模糊域（特征）平面，然后再對其進(jìn)行同態(tài)增強，最終經(jīng)去模糊得到處理后的圖像。
- With the aids of these estimated directional spectra, outgoing and incoming wave energies in front of the detached breakwater were then separated in the spatial domain. 利用堤前的方向頻譜在方向域里分離向堤和離堤波能量；
- A simple test will show if this is real gold. 簡(jiǎn)單的試驗就能證明這是否是真金。
- Considering the character of human visual system (HVS) and the actual demand in information protection,this paper describes a method to embed a digital watermark into a digital image in the spatial domain. 根據著(zhù)作權、版權保護的實(shí)際需要 ;結合人眼視覺(jué)系統的有關(guān)特性 ;探討了數字圖像中數字水印的加入與提取方法 .
- Discrete fourier transform ( DFT) was introduced into the spatial domain signal processing to analyse and process the uniformly spaced linear array signals, and a method to extract the DOA of signal was presented. 將離散傅里葉變換(DFT)引入到空域信號處理中;對等距線(xiàn)陣接收的信號進(jìn)行了分析和處理;提出了一種提取信號來(lái)波方向的方法.
- The method can parallel serial digital image processing algorithms which process digital images on spatial domain and implement partition and allocation of processing task of aerial image. 在系統中應用符合數字圖像處理特點(diǎn)的區域分解并行算法 ;這樣使在空間域串行圖像處理算法得到并行化 ;從而合理地對任務(wù)進(jìn)行劃分與分配 ;同時(shí)保證各DSP處理機負載平衡 .
- Pupils who pass the test will be promoted to the next higher grade. 小學(xué)生只要考試及格就會(huì )升到高年級。
