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Abstract PURPOSES this study aims to perform microcalsification detection byperforming image enhancement in mammography image by using transformation ofnegative image and histogram equalization. image mammography with .pgm formatchanged to. jpg format then processed into negative image result then processedagain using histogram equalization. the results of the image enhancementprocess using negative image techniques and equalization histograms arecompared and validated with MSE and PSNR on each mammographic image.CONCLUSION: Image enhancement process on mammography image can be done, howeverthere are only some image that have improved quality, this affected bythreshold usage, which have important role to get better visualization onmammographic image. Keywords-component; Image enhancement, image negative,histogram equalization, mammographic, breast cancer

Mammographic Image Enhancement using Digital Image Processing Technique