Other parts of the cosmic infrared background are from distant starlight absorbed by dust and re-emitted as infrared light.
另外宇宙中的尘埃吸收了遥远的星光,然后再次以红外光的形式散发出来,这就形成了另外的一些宇宙红外光背景。
Infrared image 's background is complicate, noise is serious.
红外图像背景复杂、噪声较为严重。
Infrared image has complicate background and noise is serious?
红外图像背景复杂、噪声较为严重。
Detection of moving point target in infrared sequence images with complex background is the emphasis and difficulty of target detection.
在复杂背景红外序列图像中,运动点目标的检测一直是研究的重点和难点。
The experiment results show that the system can realize infrared image gray level transformation, suppress background and upgrade target in a certain extent.
实验结果表明,该系统能很好地实现红外图形灰度变换,并在一定程度上抑制了背景,提升了目标。
This paper investigates the approach to estimate the maximum detection range of an infrared point_target against sky background based on the minimum resolved contrast(MRC)criteria.
基于最小分辨对比度准则,研究了天空背景下红外点目标的最大探测距离估计方法。
Therefore, this paper researches: detects small target through suppressing background based the characters of small target in infrared image.
因此,本文进行了以下研究:从红外图像中小目标的特性出发,通过抑制背景来检测小目标。
A new preprocessing algorithm for infrared image, adaptive background cancel algorithm, is developed in this paper.
本文讨论了一种新的红外图象预处理算法—自适应背景对消算法。
The infrared radiation temperature field indicates the infrared radiation characteristic of the background and target, and has important significance in the research of the target and surrounding.
红外辐射温度场反映了背景与目标的红外辐射特性,在目标与环境特性领域的研究中具有重要的意义。
It is integrated with the functional modules for hull radiation, stack plume radiation, sea-sky background radiation, atmospheric transmission and infrared seeker.
该系统集成了船体辐射场、排气烟羽辐射场、海天背景辐射、大气传输计算和红外导引头等功能模块。
Detecting targets from infrared cloud background is a typical application of infrared imaging techniques.
红外云背景中小目标检测是红外成像技术的一种典型应用。
Detection of infrared dim small target becomes rather difficult if the target lies in a complicated background.
当目标处于复杂背景中时,红外弱小目标检测将变得更加困难。
Satellite thermal infrared anomalous points of temperature are the result of stochastic resonance of background noises and earth information near the antenna.
卫星热红外温度异常点是天线附近背景噪声与地球信息随机共振的结果。
The experimental results show that the method can effectively detect and segment the target in a low SNR infrared image with the complicated nature background.
实验结果表明,该方法能有效检测和分割出低信噪比复杂自然背景红外图像中的目标。
The infrared image includes several aspects: great-area continuous background, small infrared target, noise and so on.
红外图像中包含了大面积连续的背景、红外小目标以及噪声等几个部分。
The experimental results prove that the algorithm can effectively detect and recognize the infrared target and possess the preferable properties of counter-noises and counter-complex background.
实验表明,该方法能够有效地实现对红外目标的检测和识别,并具有较高的抗噪声和抗复杂背景的能力。
This paper is aiming to study the approach of generating infrared picture about the earth background.
为模拟生成地球红外辐射背景图像,研究其成像方法。
The effect of natural background and noise in infrared image, fuzzy edge of infrared object, make it difficult to segment and label artificial object in natural background.
自然背景复杂的纹理特征和红外图像中的噪声影响,以及红外目标模糊的边缘,给红外目标的边界检测和分割带来一定的困难。
On infrared image target detection in complex background, an algorithm for targets detection based on mathematical morphology is put forward by combining spatial filtering with temporal filtering.
针对复杂背景条件下的红外图像目标检测问题,将空域滤波和时域滤波相结合,提出了基于数学形态学的目标检测算法。
An efficient target detection algorithm for infrared sequence image with sea-sky background is presented.
提出一种海天背景下红外序列图像自动目标检测算法。
The small target detection method of infrared imagery in complex background of sea and sky in studied, and an algorithm based on wavelet analysis and mutual energy combination is presented.
研究复杂背景下红外图像小目标检测问题,提出一种基于小波分析互能量交叉处理的目标检测方法。
Infrared image has the features of high background, low contrast and low SNR.
红外图像具有高背景,低反差,低信噪比等特点。
The software package of LOWTRA7 was used to simulate and generate the dynamic infrared images of targets and the background, which supplied a data base for the guidance and fire control.
应用LOWTRA7软件包进行了目标和背景的动态图像仿真计算,可以为制导和火力控制提供仿真的红外动态图像。
The infrared target in the real background were closely meshed into many equivalent triangle patterns by considering visual acuity, and the number of triangle pattern was statistically determined.
以三角形靶标的视觉锐度为基准,设计了无缝三角形网格划分算法,对典型识别概率的实测红外目标图像进行了等效三角形划分,确定了目标对应的等效三角形数目;
The infrared ship image in the background of sea and sky is performed with the improved morphological filters.
本文以复杂海面背景下的红外舰船图像作为低信噪比条件下红外小目标图像的代表。
This paper mainly deals with the techniques of image mosaics and algorithms of targets detection based on background modeling for infrared early-warning system.
本文主要对图像拼接技术和基于背景建模的目标检测算法在红外预警系统中的应用进行了研究。
The detection and recognition of infrared moving small target in a sky background is considered in this paper.
研究了天空背景下红外运动小目标的检测与识别。
This thesis mainly deals with the infrared target detection under complex background, which is achieved by the methods of image enhancement, image segmentation and object recognition.
本文主要研究了复杂背景下红外成像的目标检测问题,通过红外图像的增强、分割以及目标识别等手段实现目标的可靠检测。
Among of the methods, the first improved algorithm based on background prediction is performed for small target detection in the complex background of infrared images.
方法之一是针对复杂背景下的红外弱小目标图像,提出了一种改进的最大化背景预测算法。
Among of the methods, the first improved algorithm based on background prediction is performed for small target detection in the complex background of infrared images.
方法之一是针对复杂背景下的红外弱小目标图像,提出了一种改进的最大化背景预测算法。
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