[PDF] Top 20 A Survey on Image Super Resolution Techniques

... Low resolution images usually suffer from blurring caused by a sensor's point spread function (PSF) and also from aliasing caused by under-sampling ...SR image. An estimate of the high-resolution ... See full document

... a super- resolved version of a LR textual image using sparse representation that suggest image patches from suitable dictionary ...text image super ...provides image that ... See full document

... an image, the high frequency information may gets ...single image based super resolution algorithms, these generic priors are replaced by more meaningful and class wise priors ...single ... See full document

... spatial resolution of the captured ...spatial resolution of the acquired ...spatial resolution is to reduce the detector size or, equivalently, to increase the detector ...achievable ... See full document

... of image resolution enhancement is to process a given input low resolution image to make the result more desirable than the original image for a given specific ...an image ... See full document

... The acquisition process that is performed by the acquisition device, applies some degradations to the exposed scene and produces output LR image. These degradations include warping, blurring, down-sampling and ... See full document

... used techniques for performing image ...low resolution input image into 4 subband images namely, LL, LH, HL and ...input image. The high-frequency components of image are then ... See full document

... the resolution reduction or compression to minimize the required storage ...and super resolution. Practically using these two techniques simultaneously creates more complicated ...as ... See full document

... the image super- ...the super-resolution reconstruction ...linear image error estimation because this method incorporates with this ...nonlinear image because this nonlinear ... See full document

... fields. Image enhancement is a technique used to improve the quality of the image which suffers from poor contrast in bad weather conditions as fog whitens the captured image and decreases the ... See full document

... iv. De-Hazing: Under bad weather, outdoor images have poor visibility due to absorption and scattering by atmospheric particles in haze. The poor visibility affects not only photography but also computer vision ... See full document

... the image restoration methods to ...after image registration and discarding the information fusion leads to removal of noise effect or enhancement of signal quality but does not improves ... See full document

... known image neighbourhood ...synthesis techniques [8] and are known to work well in cases of regular or repeatable ...examplar-based techniques for object removal has been reported in ...enhanced ... See full document

... This paper introduced a novel algorithm for image in-painting that attempts to replicate the basic techniques used by professional restorators. The basic idea is to smoothly propagate information from the ... See full document

... upsclaed image and predicted residual image to generate a high resolution ...high resolution image generated at each level of pyramid is then used as an input to the next layer of the ... See full document

... .in image processing it is one of the fundamental ...interpolating techniques are the most commonly used ...in image processing is the process of interpolation. The quality of image is mostly ... See full document

... LR image. As SWT generates each sub band of the size of image while in DWT each sub band is half the size of image, so before DWT, Bicubic is used but it will not affect the size of ... See full document

... frequency image details like textures and ...conditional image generation system and also for image-to-image translation ...high resolution results, Curt´o et ...high resolution ... See full document

... multiple image learning based super- resolution method [3] and compare it with the existing ...the super-resolution algorithms by reducing the computational time and cost of the system ... See full document

... manufacturing techniques. It generates shot noise that degrades the image quality ...spatial resolution which leads to an increase in capacitance is to increase the chip size ...spatial ... See full document