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. Author manuscript; available in PMC: 2011 May 11.
Published in final edited form as: Ann Appl Stat. 2010 Dec 1;4(4):1749–1773. doi: 10.1214/10-AOAS357

Fig. 2.

Fig. 2

Contours corresponding to different penalties. Solid gray line: |β1| + |β2| = 1 and ∣β1−β2∣=12; Dashed line: ∥β1∥2,ε + ∥β2∥2,ε = 1 and ∥β1−β2∥2,ε=12.