Kajal, Jain Puneet; International Journal of Advance Research, Ideas and Innovations in Technology © 2019, www.IJARIIT.com All Rights Reserved Page | 133 ISSN: 2454-132X Impact factor: 4.295 (Volume 5, Issue 2) Available online at: www.ijariit.com Fusion of two and three colored and gray scale images using modified – Laplacian Pyramid Technique Kajal kajalgarg.aiet@gmail.com Adesh Institute of Engineering and Technology, Faridkot, Punjab Puneet Jain puneetjain88@gmail.com Adesh Institute of Engineering and Technology, Faridkot, Punjab ABSTRACT Image fusion is a process of blending the complementary as well as the common features of a set of images, to generate a resultant image with superior information content in terms of subjective as well as objective analysis point of view. The goal of this exploration work is to build up some novel picture combination calculations and their applications in different fields, for example, split identification, multi-spectral sensor picture combination, restorative picture combination and edge location of multi-centre pictures and so forth. The initial segment of this exploration work manages a novel break identification system dependent on Non-Destructive Testing (NDT) for splits in dividers smothering the assorted variety and multifaceted nature of divider pictures. It pursues diverse edge following calculations, for example, Hyperbolic Tangent (HBT) sifting and shrewd edge recognition calculation. The combination of locator reactions are performed utilizing Haar Discrete Wavelet Transform (HDWT) and most extreme guess with mean-detail picture combination calculation to get increasingly noticeable identification of split edges. In the proposed framework we have performed picture combination for two just as for three pictures. The proposed framework gives improved edge location in pictures with unrivalled edge confinement and higher PSNR. Keywords— Image fusion, Laplacian Pyramid Technique, Discrete Wavelet Transform (DWT) 1. INTRODUCTION Picture handling is a wide territory of investigation for understudies. It offers the option of quantities of fields and zone in which examination work can be completed. Picture combination is one such field inside the zone of picture handling amid which fluctuated investigates are being done to show signs of improvement results. Picture combination is the method of acquiring a great deal of useful and best quality picture from at least 2 pictures. the pictures that are melded are all the more likely to be taken of the same point of view and same sensors anyway these likely could be of different locators, totally extraordinary modular, shifted centrally and fluctuated transient. In the technique for picture combination, the data of the considerable number of pictures to be melded is considered thus combination is done with the end goal that the resultant picture will be progressively enlightening and subjective. The prerequisite of picture combination is to get a resultant picture of high spatial and high phantom data. The calculations that are produced for picture combination are input subordinate. The strategy for picture combination discovers its utilization in different administration and investigation activities for residential and non-common objectives. Utilizations of picture combination incorporate territories like satellite imaging; victimize vision, object disclosure and recognizance. Picture combination can even use in therapeutic conclusion and medications. This is frequently done by consolidating or overlaying totally unique pictures of a patient to get the progressively right information. The procedure of picture combination is utilized for deciding the case by consolidating the learning from shifted sensors. Differed calculations are intended for picture combination that has Laplacian Pyramid, essential segment examination, discrete wavelet Fusion and so forth. The methods created for picture combination ought to have high exactness, high reliableness, and dimensionality. Picture combination is alluded to like the way toward getting an unrivalled picture from the info pictures by removing certain highlights of the information pictures. The essential target of the combination is getting a more educational and preferable quality picture over the info pictures. The following diagram is showing the various techniques for image fusion: