Similarity Graph of Images Using Earth Mover Distance 

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X distances = Table[ ImageDistance[l[[i]], l[[j]], DistanceFunction -> "EarthMoverDistance"], {i, 1, Length@l}, {j, i + 1, Length@l}];

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X mtemp = PadLeft[#, Length[l]] & /@ distances; distmatrix = mtemp + Transpose[mtemp];

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X adjmatrix = 1 - Unitize[ Threshold[distmatrix, Quantile[Flatten[distances], 1/4]]]; GraphPlot[adjmatrix, VertexRenderingFunction -> (Inset[l[[#2]], #, Center, .5] &), SelfLoopStyle -> None, Method -> "SpringEmbedding", ImageSize -> 500]

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