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...Isometric projection with autoencoder ruisheng ran rshran cqnu edu cn chongqing normal university qianghui zeng stu xiaopeng jiang bin fang fb cqu research article keywords doi https org license this work is licensed under a creative commons attribution international read full and the college of computer information science china corresponding author s e mail contributing authors these contributed equally to abstract isop linear dimensionality reduction method which proviedes best approximation true embedding data however all its variants only consider one way mapping from high dimensional space low projected may not represent original sample accurately eectively in paper based on structure new called ae has been proposed conventional viewed as encoding stage decoder used reconstruct our algorithm makes more experiment results handwritten alphadig coil olivetti laboratory orl georgia tech face datasets show that approach provides better representation achieves much higher recognition a...